MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04428661fa0f0fdab52725224d5e1dca6e612b7dbd26a4f1688045b0c7e0324f. 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: 18


Intelligence 18 IOCs YARA 9 File information Comments

SHA256 hash: 04428661fa0f0fdab52725224d5e1dca6e612b7dbd26a4f1688045b0c7e0324f
SHA3-384 hash: df035049cf0faf38cefab4f162b0b461abf0e4fe90679ef9950efb70469363e13f655b0a36751f802e5980a23c41fdf6
SHA1 hash: 768b2df69ccd958e0865575e10f42b98bafdba21
MD5 hash: 9e812f3cb3b6bd7057626dc1f8f40df2
humanhash: maine-fruit-nebraska-five
File name:9e812f3cb3b6bd7057626dc1f8f40df2.exe
Download: download sample
Signature Backdoor.TeamViewer
File size:1'346'048 bytes
First seen:2023-10-24 13:00:19 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:uyENvyaKYUdsbl1Vtkig+4xZCUVjjEpB1eA1cOTYDXaVKpHky:9SPjb/8dDMUVjkWvOTYwwH
Threatray 2'039 similar samples on MalwareBazaar
TLSH T19255235397D84077E8B6137544F2324326267EF0DE34879B2669B88A0C77E96613633F
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 abuse_ch
Tags:Backdoor.TeamViewer exe


Avatar
abuse_ch
Backdoor.TeamViewer C2:
194.169.175.235:42691

Intelligence


File Origin
# of uploads :
1
# of downloads :
333
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
redline
ID:
1
File name:
9e812f3cb3b6bd7057626dc1f8f40df2.exe
Verdict:
Malicious activity
Analysis date:
2023-10-24 16:02:51 UTC
Tags:
stealc stealer redline amadey botnet trojan loader smoke opendir

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Creating a file
Creating a window
Running batch commands
Launching cmd.exe command interpreter
Searching for synchronization primitives
Adding an access-denied ACE
Blocking the Windows Defender launch
Disabling the operating system update service
Forced shutdown of a system process
Sending a TCP request to an infection source
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
advpack anti-vm CAB control explorer installer installer lolbin packed rundll32 setupapi sfx shell32
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.
Result
Threat name:
Amadey, Babadeda, Mystic Stealer, RedLin
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
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
Changes security center settings (notifications, updates, antivirus, firewall)
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
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
PE file has a writeable .text section
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)
Query firmware table information (likely to detect VMs)
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)
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 Babadeda
Yara detected Mystic Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1331269 Sample: DqsnvsTHF7.exe Startdate: 24/10/2023 Architecture: WINDOWS Score: 100 155 youtube-ui.l.google.com 2->155 157 www.youtube.com 2->157 159 13 other IPs or domains 2->159 179 Snort IDS alert for network traffic 2->179 181 Found malware configuration 2->181 183 Malicious sample detected (through community Yara rule) 2->183 185 20 other signatures 2->185 14 DqsnvsTHF7.exe 1 4 2->14         started        17 svchost.exe 2->17         started        20 svchost.exe 1 2->20         started        22 7 other processes 2->22 signatures3 process4 file5 141 C:\Users\user\AppData\Local\...\Jk4dS63.exe, PE32 14->141 dropped 143 C:\Users\user\AppData\Local\...\6wM2wR2.exe, PE32 14->143 dropped 24 Jk4dS63.exe 1 4 14->24         started        175 Changes security center settings (notifications, updates, antivirus, firewall) 17->175 177 Query firmware table information (likely to detect VMs) 20->177 signatures6 process7 file8 107 C:\Users\user\AppData\Local\...\Ik0iS59.exe, PE32 24->107 dropped 109 C:\Users\user\AppData\Local\...\5cj0UU9.exe, PE32 24->109 dropped 201 Antivirus detection for dropped file 24->201 203 Machine Learning detection for dropped file 24->203 28 Ik0iS59.exe 1 4 24->28         started        32 5cj0UU9.exe 24->32         started        signatures9 process10 file11 127 C:\Users\user\AppData\Local\...\qI5yO02.exe, PE32 28->127 dropped 129 C:\Users\user\AppData\Local\...\4Qt187YU.exe, PE32 28->129 dropped 231 Antivirus detection for dropped file 28->231 233 Machine Learning detection for dropped file 28->233 34 qI5yO02.exe 1 4 28->34         started        38 4Qt187YU.exe 28->38         started        131 C:\Users\user\AppData\Local\...\explothe.exe, PE32 32->131 dropped 40 explothe.exe 32->40         started        signatures12 process13 dnsIp14 99 C:\Users\user\AppData\Local\...\qz1Kj77.exe, PE32 34->99 dropped 101 C:\Users\user\AppData\Local\...\3hC15ix.exe, PE32 34->101 dropped 187 Antivirus detection for dropped file 34->187 189 Machine Learning detection for dropped file 34->189 43 3hC15ix.exe 34->43         started        46 qz1Kj77.exe 1 4 34->46         started        191 Writes to foreign memory regions 38->191 193 Allocates memory in foreign processes 38->193 195 Injects a PE file into a foreign processes 38->195 49 AppLaunch.exe 38->49         started        161 77.91.124.1, 49704, 49705, 49708 ECOTEL-ASRU Russian Federation 40->161 103 C:\Users\user\AppData\Roaming\...\clip64.dll, PE32 40->103 dropped 105 C:\Users\user\AppData\Local\...\clip64[1].dll, PE32 40->105 dropped 197 Creates an undocumented autostart registry key 40->197 199 Uses schtasks.exe or at.exe to add and modify task schedules 40->199 52 cmd.exe 40->52         started        54 schtasks.exe 40->54         started        56 rundll32.exe 40->56         started        file15 signatures16 process17 dnsIp18 209 Antivirus detection for dropped file 43->209 211 Multi AV Scanner detection for dropped file 43->211 213 Machine Learning detection for dropped file 43->213 217 5 other signatures 43->217 58 explorer.exe 28 26 43->58 injected 145 C:\Users\user\AppData\Local\...\2NB1958.exe, PE32 46->145 dropped 147 C:\Users\user\AppData\Local\...\1EE79Gx9.exe, PE32 46->147 dropped 63 1EE79Gx9.exe 46->63         started        65 2NB1958.exe 12 46->65         started        153 77.91.124.86, 19084, 49703, 49743 ECOTEL-ASRU Russian Federation 49->153 215 Tries to harvest and steal browser information (history, passwords, etc) 49->215 67 cacls.exe 52->67         started        69 conhost.exe 52->69         started        71 cmd.exe 52->71         started        75 4 other processes 52->75 73 conhost.exe 54->73         started        file19 signatures20 process21 dnsIp22 163 5.42.65.80, 49804, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 58->163 165 77.91.68.249, 49739, 80 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 58->165 169 4 other IPs or domains 58->169 119 C:\Users\user\AppData\Local\Temp\FE3D.exe, PE32 58->119 dropped 121 C:\Users\user\AppData\Local\Temp\FA25.exe, PE32 58->121 dropped 123 C:\Users\user\AppData\Local\Temp394.exe, PE32 58->123 dropped 125 8 other malicious files 58->125 dropped 219 System process connects to network (likely due to code injection or exploit) 58->219 221 Benign windows process drops PE files 58->221 77 FA25.exe 58->77         started        81 rundll32.exe 58->81         started        83 rundll32.exe 58->83         started        223 Multi AV Scanner detection for dropped file 63->223 225 Contains functionality to inject code into remote processes 63->225 227 Writes to foreign memory regions 63->227 229 2 other signatures 63->229 85 AppLaunch.exe 9 1 63->85         started        167 193.233.255.73, 49702, 49738, 49742 FREE-NET-ASFREEnetEU Russian Federation 65->167 87 bU8HU3gB.exe 67->87         started        file23 signatures24 process25 file26 133 C:\Users\user\AppData\Local\...\nn5kG5Ur.exe, PE32 77->133 dropped 135 C:\Users\user\AppData\Local\...\6Uv55tE.exe, PE32 77->135 dropped 89 nn5kG5Ur.exe 77->89         started        235 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 85->235 237 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 85->237 239 Modifies windows update settings 85->239 245 2 other signatures 85->245 137 C:\Users\user\AppData\Local\...\bj5Bv7bM.exe, PE32 87->137 dropped 139 C:\Users\user\AppData\Local\...\4pu449nO.exe, PE32 87->139 dropped 241 Antivirus detection for dropped file 87->241 243 Machine Learning detection for dropped file 87->243 93 bj5Bv7bM.exe 87->93         started        signatures27 process28 file29 111 C:\Users\user\AppData\Local\...\bU8HU3gB.exe, PE32 89->111 dropped 113 C:\Users\user\AppData\Local\...\5VD31eV.exe, PE32 89->113 dropped 115 C:\Users\user\AppData\Local\...\AC0Oo0Pd.exe, PE32 93->115 dropped 117 C:\Users\user\AppData\Local\...\3KW0yx43.exe, PE32 93->117 dropped 205 Antivirus detection for dropped file 93->205 207 Machine Learning detection for dropped file 93->207 95 AC0Oo0Pd.exe 93->95         started        signatures30 process31 file32 149 C:\Users\user\AppData\Local\...\2nv927qy.exe, PE32 95->149 dropped 151 C:\Users\user\AppData\Local\...\1Su73Gr8.exe, PE32 95->151 dropped 171 Antivirus detection for dropped file 95->171 173 Machine Learning detection for dropped file 95->173 signatures33
Threat name:
Win32.Trojan.Stealc
Status:
Malicious
First seen:
2023-10-24 13:01:06 UTC
File Type:
PE (Exe)
Extracted files:
189
AV detection:
18 of 22 (81.82%)
Threat level:
  5/5
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:amadey family:dcrat family:glupteba family:redline family:smokeloader botnet:grome botnet:kinza backdoor brand:google discovery dropper evasion infostealer loader persistence phishing rat spyware stealer trojan
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Enumerates system info in registry
Modifies Internet Explorer settings
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
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
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Windows security modification
Blocklisted process makes network request
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Windows Firewall
Stops running service(s)
Amadey
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/
77.91.124.86:19084
http://77.91.124.1/theme/index.php
Unpacked files
SH256 hash:
160ea596dea538000394fde4ba2d40fd2be5ab50037a77ba3000e927bff84ef1
MD5 hash:
22b50c95b39cbbdb00d5a4cd3d4886bd
SHA1 hash:
db8326c4fad0064ce3020226e8556e7cce8ce04e
SH256 hash:
2ac190933aff3c654a5e1f4bc8dfdfed2035bb5b254cec23c5b734a3a3ac81fe
MD5 hash:
ff668a9df3e6670446cafa2f44bd357d
SHA1 hash:
83e908ab769fbc1c7ab500c5ce0f28f93486d86c
SH256 hash:
44032e13acbf25794bc3ef87449bb48fad582b22e940dfd9810b0aedb719b767
MD5 hash:
192013062e03fc3ed5bb08a57690a589
SHA1 hash:
25a3f7eb83072d86b9c05ac856012f5c1fa3c2f2
SH256 hash:
38b780c0482446f1965a50bb1cd6885ef643bd10da1fd3a21933f2bedb08b151
MD5 hash:
4ad2f6b34160ff11fc0452def66966fb
SHA1 hash:
02a38021fffbe25bf6534aa7de72ebf4fbb22537
SH256 hash:
04428661fa0f0fdab52725224d5e1dca6e612b7dbd26a4f1688045b0c7e0324f
MD5 hash:
9e812f3cb3b6bd7057626dc1f8f40df2
SHA1 hash:
768b2df69ccd958e0865575e10f42b98bafdba21
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
Author:Varp0s
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defedner features
Rule name:mal_healer
Author:Nikos 'n0t' Totosis
Description:Payload disabling Windows AV
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:redline_stealer_1
Author:Nikolaos 'n0t' Totosis
Description:RedLine Stealer Payload
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

Backdoor.TeamViewer

Executable exe 04428661fa0f0fdab52725224d5e1dca6e612b7dbd26a4f1688045b0c7e0324f

(this sample)

  
Delivery method
Distributed via web download

Comments