MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Backdoor.TeamViewer


Vendor detections: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6
SHA3-384 hash: 29f2cc15c9afeef475babe47e1e8b7dee67489f3dce7eb9e59bcf14cd86b0861753a4eceb6b4d4fc848b1951d24eee2b
SHA1 hash: 0fba8348c9cfcf54a0dd29b2acb9f0011e049484
MD5 hash: 2f962323209282ebba31efff7117d0d4
humanhash: monkey-happy-indigo-dakota
File name:file
Download: download sample
Signature Backdoor.TeamViewer
Create hunting rule
File size:1'592'320 bytes
First seen:2023-10-23 07:44:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 646167cce332c1c252cdcb1839e0cf48 (8'473 x RedLineStealer, 4'851 x Amadey, 290 x Smoke Loader)
ssdeep 24576:Sy3l3ne9IPlf5pI+C14ESn6d2kQGBoiwdGWmg1hkiWmEcksD2WTPqG/t:53l8U5p4Lw6qK/fw2WTSG
Threatray 1'900 similar samples on MalwareBazaar
TLSH T18775235BE7E44022EDB54370D4FA02871879BDA76978591637C9AC4A0AE33C4B931B3F
TrID 70.4% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
11.1% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
5.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):PE icon
dhash icon f8f0f4c8c8c8d8f0 (8'803 x RedLineStealer, 5'078 x Amadey, 288 x Smoke Loader)
Reporter andretavare5
Tags:Backdoor.TeamViewer exe


Avatar
andretavare5
Sample downloaded from http://109.107.182.2/race/bus50.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
311
Origin country :
US US
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-10-23 08:31:24 UTC
Tags:
stealc stealer redline amadey botnet trojan loader smoke opendir
Link:
https://app.any.run/tasks/75f43cca-afdb-489d-b3c0-01c54761ba46

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.28840.BadO.UNOFFICIAL
Create hunting rule

Win.Packed.Stealerc-10009783-0
Create hunting rule

SecuriteInfo.com.Trojan.Agent.EAOQ.26295.2066.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Сreating synchronization primitives
Launching a service
Sending a custom TCP request
Creating a file
Creating a window
Running batch commands
Launching cmd.exe command interpreter
Forced shutdown of a system process
Blocking the Windows Defender launch
Disabling the operating system update service
Unauthorized injection to a system process
Enabling autorun by creating a file
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
advpack anti-vm CAB control explorer installer lolbin packed packed rundll32 setupapi sfx shell32
Link:
https://www.filescan.io/uploads/6536247fc2a76fbfed31eaa9/reports/55c52471-53c8-4eac-acab-fa57ed94ce65/overview
Verdict:
Malicious
Labled as:
TR/Dldr.Agent_AGen
Link:
https://www.hybrid-analysis.com/sample/8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2ff89716-5b34-4291-91d0-9708ed45a197
Result
Threat name:
Amadey, LummaC Stealer, Mystic Stealer,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1330385
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Connects to many ports of the same IP (likely port scanning)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies windows update settings
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Amadey bot
Yara detected Amadeys Clipper DLL
Yara detected Amadeys stealer DLL
Yara detected LummaC Stealer
Yara detected Mystic Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1330385 Sample: file.exe Startdate: 23/10/2023 Architecture: WINDOWS Score: 100 162 raw.githubusercontent.com 2->162 164 datasheet.fun 2->164 166 14 other IPs or domains 2->166 190 Snort IDS alert for network traffic 2->190 192 Found malware configuration 2->192 194 Malicious sample detected (through community Yara rule) 2->194 196 18 other signatures 2->196 15 file.exe 1 4 2->15         started        18 svchost.exe 2->18         started        21 rundll32.exe 2->21         started        23 bhfvrvi 2->23         started        signatures3 process4 dnsIp5 152 C:\Users\user\AppData\Local\...\mF7Qx02.exe, PE32 15->152 dropped 154 C:\Users\user\AppData\Local\...\6Qo4PQ9.exe, PE32 15->154 dropped 25 mF7Qx02.exe 1 4 15->25         started        168 127.0.0.1 unknown unknown 18->168 file6 process7 file8 130 C:\Users\user\AppData\Local\...\Va2yH97.exe, PE32 25->130 dropped 132 C:\Users\user\AppData\Local\...\5Nm0ZY4.exe, PE32 25->132 dropped 224 Antivirus detection for dropped file 25->224 226 Machine Learning detection for dropped file 25->226 29 Va2yH97.exe 1 4 25->29         started        33 5Nm0ZY4.exe 25->33         started        signatures9 process10 file11 134 C:\Users\user\AppData\Local\...\lw6Mc35.exe, PE32 29->134 dropped 136 C:\Users\user\AppData\Local\...\4ey042JO.exe, PE32 29->136 dropped 254 Machine Learning detection for dropped file 29->254 35 lw6Mc35.exe 1 4 29->35         started        38 4ey042JO.exe 29->38         started        138 C:\Users\user\AppData\Local\...\explothe.exe, PE32 33->138 dropped 256 Antivirus detection for dropped file 33->256 258 Multi AV Scanner detection for dropped file 33->258 41 explothe.exe 33->41         started        signatures12 process13 dnsIp14 118 C:\Users\user\AppData\Local\...\ZZ2dG99.exe, PE32 35->118 dropped 120 C:\Users\user\AppData\Local\...\3eZ85ws.exe, PE32 35->120 dropped 44 3eZ85ws.exe 35->44         started        47 ZZ2dG99.exe 1 4 35->47         started        198 Writes to foreign memory regions 38->198 200 Allocates memory in foreign processes 38->200 202 Injects a PE file into a foreign processes 38->202 50 AppLaunch.exe 3 38->50         started        176 77.91.124.1 ECOTEL-ASRU Russian Federation 41->176 122 C:\Users\user\AppData\Roaming\...\clip64.dll, PE32 41->122 dropped 124 C:\Users\user\AppData\Local\...\clip64[1].dll, PE32 41->124 dropped 204 Multi AV Scanner detection for dropped file 41->204 206 Creates an undocumented autostart registry key 41->206 208 Uses schtasks.exe or at.exe to add and modify task schedules 41->208 53 cmd.exe 41->53         started        55 schtasks.exe 41->55         started        57 rundll32.exe 41->57         started        file15 signatures16 process17 dnsIp18 246 Multi AV Scanner detection for dropped file 44->246 248 Writes to foreign memory regions 44->248 250 Allocates memory in foreign processes 44->250 252 Injects a PE file into a foreign processes 44->252 59 AppLaunch.exe 44->59         started        156 C:\Users\user\AppData\Local\...\2le9059.exe, PE32 47->156 dropped 158 C:\Users\user\AppData\Local\...\1el39ry5.exe, PE32 47->158 dropped 62 1el39ry5.exe 47->62         started        64 2le9059.exe 12 47->64         started        170 109.107.182.133 TELEPORT-TV-ASRU Russian Federation 50->170 67 conhost.exe 53->67         started        69 cmd.exe 53->69         started        71 cacls.exe 53->71         started        75 4 other processes 53->75 73 conhost.exe 55->73         started        file19 signatures20 process21 dnsIp22 228 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 59->228 230 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 59->230 232 Maps a DLL or memory area into another process 59->232 244 2 other signatures 59->244 77 explorer.exe 59->77 injected 234 Contains functionality to inject code into remote processes 62->234 236 Writes to foreign memory regions 62->236 238 Allocates memory in foreign processes 62->238 240 Injects a PE file into a foreign processes 62->240 82 AppLaunch.exe 9 1 62->82         started        84 AppLaunch.exe 62->84         started        160 193.233.255.73 FREE-NET-ASFREEnetEU Russian Federation 64->160 242 Multi AV Scanner detection for dropped file 64->242 signatures23 process24 dnsIp25 180 5.42.65.80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 77->180 182 77.91.68.249 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 77->182 184 6 other IPs or domains 77->184 140 C:\Users\user\AppData\Local\Temp\F524.exe, PE32+ 77->140 dropped 142 C:\Users\user\AppData\Local\Temp\DC1D.exe, PE32 77->142 dropped 144 C:\Users\user\AppData\Local\Temp\D3BF.exe, PE32+ 77->144 dropped 146 14 other files (13 malicious) 77->146 dropped 260 System process connects to network (likely due to code injection or exploit) 77->260 262 Benign windows process drops PE files 77->262 264 Hides that the sample has been downloaded from the Internet (zone.identifier) 77->264 86 5D97.exe 77->86         started        90 79CF.exe 77->90         started        93 66E1.exe 77->93         started        95 6 other processes 77->95 266 Modifies windows update settings 82->266 268 Disable Windows Defender notifications (registry) 82->268 270 Disable Windows Defender real time protection (registry) 82->270 272 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 84->272 274 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 84->274 file26 signatures27 process28 dnsIp29 126 C:\Users\user\AppData\Local\...\LR5Ph3Xk.exe, PE32 86->126 dropped 128 C:\Users\user\AppData\Local\...\6HJ40Ln.exe, PE32 86->128 dropped 210 Antivirus detection for dropped file 86->210 212 Machine Learning detection for dropped file 86->212 97 LR5Ph3Xk.exe 86->97         started        178 171.22.28.239 CMCSUS Germany 90->178 214 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 90->214 216 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 90->216 218 Tries to harvest and steal browser information (history, passwords, etc) 90->218 220 Tries to steal Crypto Currency Wallets 90->220 101 conhost.exe 90->101         started        222 Multi AV Scanner detection for dropped file 93->222 103 chrome.exe 95->103         started        106 chrome.exe 95->106         started        108 conhost.exe 95->108         started        file30 signatures31 process32 dnsIp33 114 C:\Users\user\AppData\Local\...\vT3Rf7pC.exe, PE32 97->114 dropped 116 C:\Users\user\AppData\Local\...\5WO85ZQ.exe, PE32 97->116 dropped 186 Antivirus detection for dropped file 97->186 188 Machine Learning detection for dropped file 97->188 110 vT3Rf7pC.exe 97->110         started        172 192.168.2.5 unknown unknown 103->172 174 239.255.255.250 unknown Reserved 103->174 file34 signatures35 process36 file37 148 C:\Users\user\AppData\Local\...\Qy3qL1Fy.exe, PE32 110->148 dropped 150 C:\Users\user\AppData\Local\...\4yr396gS.exe, PE32 110->150 dropped 276 Antivirus detection for dropped file 110->276 278 Machine Learning detection for dropped file 110->278 signatures38
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-10-23 07:45:05 UTC
File Type:
PE (Exe)
Extracted files:
193
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rirlgvd5kxwrx6jfgkzkesevplyysqxtgqnvjvreqrw4eni5z3da._file
Verdict:
malicious
Similar samples:
2434a9706c210bbda5c8bc42d5245f307d288625722889a79e784a4af11c6723
Backdoor.TeamViewer
274602f22d15c9edfaa9170361b6fae8593699ed5d37efd259e2363a66bd666b
Backdoor.TeamViewer
68c52b5d06a02d8382c159de27eceb800d1c5f8ca21c03b00f17a9af11ee250d
Backdoor.TeamViewer
6e3da629f58585ed8b4a732516294693db5158c8e5c551b1c35d93e46e009a23
Backdoor.TeamViewer
6ecf835556c666d9c17c11473060876684c92536382867c591c66110ff225f7c
Backdoor.TeamViewer
af426fc7c31256dc7fd7c1e20007be058da6e4f0cac128eec0a1156099a4c565
Backdoor.TeamViewer
d1ef9cd10ac3659aa976acefef29b35ed97840f4eb0ce5d3c48292013322ac0d
Backdoor.TeamViewer
ef084f589ca9e0e3395495e211edf5903e986b77307ae0e515dc51886dfbffc5
Backdoor.TeamViewer
f0c223a0f7a1c23a6ae1841202d16dce212051ac42777add4007b408db029df7
Backdoor.TeamViewer
fbf0821c1b5da3803ab8085d4ba7fe821c0ea5543b5dbfa5e43e39c86d3ccc68
Backdoor.TeamViewer
+ 1'890 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:asyncrat family:dcrat family:glupteba family:redline family:smokeloader botnet:5141679758_99 botnet:default botnet:homed botnet:kinder botnet:up3 botnet:yt&team cloud backdoor brand:google discovery dropper evasion infostealer loader persistence phishing rat rootkit spyware stealer trojan upx
Link:
https://tria.ge/reports/231023-jld72sgh28/
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Modifies system certificate store
Runs net.exe
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Checks for VirtualBox DLLs, possible anti-VM trick
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Manipulates WinMonFS driver.
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
Windows security modification
Blocklisted process makes network request
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Windows Firewall
Possible attempt to disable PatchGuard
Stops running service(s)
Async RAT payload
Modifies boot configuration data using bcdedit
Amadey
AsyncRat
DcRat
Detected google phishing page
Glupteba
Glupteba payload
Modifies Windows Defender Real-time Protection settings
RedLine
RedLine payload
SmokeLoader
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
http://77.91.68.29/fks/
109.107.182.133:19084
http://77.91.124.1/theme/index.php
https://pastebin.com/raw/8baCJyMF
http://host-file-host6.com/
http://host-host-file8.com/
185.216.70.238:37515
89.23.100.93:4449
Unpacked files
SH256 hash:
160ea596dea538000394fde4ba2d40fd2be5ab50037a77ba3000e927bff84ef1
MD5 hash:
22b50c95b39cbbdb00d5a4cd3d4886bd
SHA1 hash:
db8326c4fad0064ce3020226e8556e7cce8ce04e
Link:
https://www.unpac.me/results/c1e7996f-d55a-4664-b1a6-9e78bd085030/
Parent samples :
24b66c0d6f26f5de09b4cb7a2496bf87ad0ed9d45e846870dee70941b565bc3c
d6069cb7acd4675b324603f2adc3e83fa7fa1829e73052a8d62a10f3d99a8200
SH256 hash:
efd45d9d837a22d5ffbdbb1a3ccfa4fcdaedfd7f1a1f7f54df75915a03ae39c0
MD5 hash:
9a57d3c862348278a1e576f32177d10c
SHA1 hash:
48a841db23c67e78c4d2d56c17f4a6b0cc579035
Link:
https://www.unpac.me/results/c1e7996f-d55a-4664-b1a6-9e78bd085030/
SH256 hash:
c1888d754cb453234c8276940c7ef0b9219c591b01aaacd89926c4c0afdbafd9
MD5 hash:
16c8ec64ba75d5729ef68a3831139516
SHA1 hash:
1af3d9da9866b85832a46bb68a1efac82d8bd9d8
Link:
https://www.unpac.me/results/c1e7996f-d55a-4664-b1a6-9e78bd085030/
SH256 hash:
3f76255bcce199334ec6e11fc1ad76cc5b9a4d277a25b12fc715bcc3bb22b70f
MD5 hash:
c7521c0f2ec2b8ca66ecd53e186e16ea
SHA1 hash:
923987f872b04bf90f83dd4f9fe8243e365d3062
Detections:
Amadey
Create hunting rule
win_amadey_auto
Create hunting rule
Link:
https://www.unpac.me/results/c1e7996f-d55a-4664-b1a6-9e78bd085030/
Parent samples :
de191d7ee607c743f33d691392a0e2a3161c0d24e0f0d8a052ec385bf931c7e5
dfea3c94035e92d2c5901c4866bac4332e89ba0a78e1dd48ede2d6d1009a155f
89bff093d10d822f36b78a6aed3cc8165d2431adf51f2df94916d15c564f2721
a8a48df44170735bdf61905423a7b4e48dfae28c509445bb42f0e773b87e6645
15d13dda6832944437c294fd54c985adf075a1227ae250a2653e6251255e42bb
0003fe34723231d0ea6868d5ce9d64147b51b46be984d8ea4fb9a358c888aa79
9c5bf3d9eed2217c4da66fc4ecc7dfa9c79a0bf6cbbcdbef9f28ad3518879e78
8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6
1a648c4a8df863ea0ffdd17c5f4a07250f4f40cca5e7f9a628266acd8d08817f
SH256 hash:
8a22b3547d55ed1bf92532b2a248957af18942f3341b54d624846dc2351dcec6
MD5 hash:
2f962323209282ebba31efff7117d0d4
SHA1 hash:
0fba8348c9cfcf54a0dd29b2acb9f0011e049484
Link:
https://www.unpac.me/results/c1e7996f-d55a-4664-b1a6-9e78bd085030/
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a22b3547d55/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:detect_Redline_Stealer
Create hunting rule
Author:Varp0s
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defedner features
Rule name:mal_healer
Create hunting rule
Author:Nikos 'n0t' Totosis
Description:Payload disabling Windows AV
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

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