MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618. 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


Formbook


Vendor detections: 16


Intelligence 16 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618
SHA3-384 hash: a7cf5a495d24c573f7b4cb0fd29207e651eaf14f1ab3851c6e00d6e7e31e5bd1008a6500508e3afa87f641d4ad4b38ab
SHA1 hash: b94129bcdf30745ac2706a54b4339b6331c17ce5
MD5 hash: a5bd6cf1b7bcd6874a0b76b394f883ad
humanhash: illinois-friend-enemy-salami
File name:a5bd6cf1b7bcd6874a0b76b394f883ad.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:761'344 bytes
First seen:2023-10-23 13:35:14 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 12288:tMrjy90b1ia8ha389z2lXtR9TyafmV+9W++6H5EPMtcTrOn634h45WsEhf:KyiMa6Kw0safFvB57cTrO634PsW
Threatray 1'957 similar samples on MalwareBazaar
TLSH T189F42212E7E95576EAB533B018F606C31A3DBCE51CB483672B015C8E0CB37996A32767
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:exe FormBook


Avatar
abuse_ch
Formbook C2:
77.91.124.86:19084

Intelligence

File Origin
# of uploads :
1
# of downloads :
306
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-10-18 00:10:47 UTC
Tags:
stealc stealer redline amadey botnet trojan loader smoke opendir
Link:
https://app.any.run/tasks/046bb8f4-b181-4512-ae8b-08ff23912283

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Sending a custom TCP request
Launching a process
Сreating synchronization primitives
Launching a service
Creating a file
Creating a window
Blocking the Windows Defender launch
Disabling the operating system update service
Unauthorized injection to a system process
Gathering data
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
91%
Tags:
advpack amadey anti-vm CAB confuserex control explorer installer lolbin lolbin packed packed redline rundll32 setupapi sfx shell32
Link:
https://www.filescan.io/uploads/653676c3e3768e7905c78e61/reports/fad22c4f-ce13-4d6c-87aa-03770c29ab26/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618
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:
RedLine Stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5a6c2609-9e2c-425d-a426-33dfd738cafe
Result
Threat name:
Amadey, Glupteba, LummaC Stealer, Mystic
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1330616
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 a pastebin service (likely for C&C)
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
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
DNS related to crypt mining pools
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found Tor onion address
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 process hollowing technique
Sample uses string decryption to hide its real strings
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 Glupteba
Yara detected LummaC Stealer
Yara detected Mystic Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1330616 Sample: XW2jGgAg3V.exe Startdate: 23/10/2023 Architecture: WINDOWS Score: 100 171 raw.githubusercontent.com 2->171 173 youtube-ui.l.google.com 2->173 175 15 other IPs or domains 2->175 243 Found malware configuration 2->243 245 Malicious sample detected (through community Yara rule) 2->245 247 Antivirus detection for URL or domain 2->247 249 21 other signatures 2->249 15 XW2jGgAg3V.exe 1 4 2->15         started        18 svchost.exe 2->18         started        21 rundll32.exe 2->21         started        23 frfvsei 2->23         started        signatures3 process4 dnsIp5 159 C:\Users\user\AppData\Local\...\UX9tq10.exe, PE32 15->159 dropped 161 C:\Users\user\AppData\Local\...\4Fy468ru.exe, PE32 15->161 dropped 25 UX9tq10.exe 1 4 15->25         started        29 4Fy468ru.exe 2 15->29         started        177 127.0.0.1 unknown unknown 18->177 file6 process7 dnsIp8 155 C:\Users\user\AppData\Local\...\kJ9cf45.exe, PE32 25->155 dropped 157 C:\Users\user\AppData\Local\...\3CM41ef.exe, PE32 25->157 dropped 283 Multi AV Scanner detection for dropped file 25->283 285 Machine Learning detection for dropped file 25->285 32 3CM41ef.exe 25->32         started        35 kJ9cf45.exe 1 4 25->35         started        191 77.91.124.55, 19071 ECOTEL-ASRU Russian Federation 29->191 287 Antivirus detection for dropped file 29->287 file9 signatures10 process11 file12 203 Multi AV Scanner detection for dropped file 32->203 205 Machine Learning detection for dropped file 32->205 207 Writes to foreign memory regions 32->207 209 2 other signatures 32->209 38 AppLaunch.exe 32->38         started        129 C:\Users\user\AppData\Local\...\2Vh2611.exe, PE32 35->129 dropped 131 C:\Users\user\AppData\Local\...\1JQ18tX0.exe, PE32 35->131 dropped 41 1JQ18tX0.exe 35->41         started        43 2Vh2611.exe 12 35->43         started        signatures13 process14 dnsIp15 251 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 38->251 253 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 38->253 255 Maps a DLL or memory area into another process 38->255 263 2 other signatures 38->263 46 explorer.exe 40 37 38->46 injected 257 Multi AV Scanner detection for dropped file 41->257 259 Machine Learning detection for dropped file 41->259 261 Contains functionality to inject code into remote processes 41->261 265 3 other signatures 41->265 51 AppLaunch.exe 9 1 41->51         started        183 5.42.92.88, 49709, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 43->183 signatures16 process17 dnsIp18 197 5.42.65.80, 49764, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 46->197 199 77.91.68.249, 49716, 80 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 46->199 201 6 other IPs or domains 46->201 163 C:\Users\user\AppData\Local\Temp\FFA3.exe, PE32+ 46->163 dropped 165 C:\Users\user\AppData\Local\Temp\F36D.exe, PE32 46->165 dropped 167 C:\Users\user\AppData\Local\Temp37E.exe, PE32 46->167 dropped 169 14 other files (13 malicious) 46->169 dropped 211 System process connects to network (likely due to code injection or exploit) 46->211 213 Benign windows process drops PE files 46->213 215 Hides that the sample has been downloaded from the Internet (zone.identifier) 46->215 53 7B42.exe 46->53         started        57 BD44.exe 46->57         started        59 9577.exe 46->59         started        61 5 other processes 46->61 217 Modifies windows update settings 51->217 219 Disable Windows Defender notifications (registry) 51->219 221 Disable Windows Defender real time protection (registry) 51->221 file19 signatures20 process21 dnsIp22 137 C:\Users\user\AppData\Local\...\RI4ML3zl.exe, PE32 53->137 dropped 139 C:\Users\user\AppData\Local\...\6Gz22mp.exe, PE32 53->139 dropped 267 Antivirus detection for dropped file 53->267 269 Machine Learning detection for dropped file 53->269 64 RI4ML3zl.exe 53->64         started        141 C:\Users\user\AppData\Local\...\toolspub2.exe, PE32 57->141 dropped 143 C:\Users\user\AppData\Local\...\latestX.exe, PE32+ 57->143 dropped 145 C:\Users\user\AppData\Local\Temp\kos2.exe, PE32 57->145 dropped 147 C:\...\31839b57a4f11171d6abc8bbc4451ee4.exe, PE32 57->147 dropped 271 Multi AV Scanner detection for dropped file 57->271 273 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 57->273 68 31839b57a4f11171d6abc8bbc4451ee4.exe 57->68         started        70 toolspub2.exe 57->70         started        149 C:\Users\user\AppData\Local\...\explothe.exe, PE32 59->149 dropped 72 explothe.exe 59->72         started        193 171.22.28.239 CMCSUS Germany 61->193 195 193.233.255.73, 49715, 80 FREE-NET-ASFREEnetEU Russian Federation 61->195 275 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 61->275 277 Found many strings related to Crypto-Wallets (likely being stolen) 61->277 279 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 61->279 281 Tries to harvest and steal browser information (history, passwords, etc) 61->281 75 chrome.exe 61->75         started        77 chrome.exe 61->77         started        79 conhost.exe 61->79         started        81 conhost.exe 61->81         started        file23 signatures24 process25 dnsIp26 117 C:\Users\user\AppData\Local\...\pQ6ne4Tn.exe, PE32 64->117 dropped 119 C:\Users\user\AppData\Local\...\5eR48kl.exe, PE32 64->119 dropped 223 Antivirus detection for dropped file 64->223 225 Machine Learning detection for dropped file 64->225 83 pQ6ne4Tn.exe 64->83         started        227 Multi AV Scanner detection for dropped file 68->227 229 Detected unpacking (changes PE section rights) 68->229 231 Detected unpacking (overwrites its own PE header) 68->231 241 2 other signatures 68->241 233 Sample uses process hollowing technique 70->233 235 Injects a PE file into a foreign processes 70->235 179 77.91.124.1, 49768, 49769, 49782 ECOTEL-ASRU Russian Federation 72->179 121 C:\Users\user\AppData\Roaming\...\clip64.dll, PE32 72->121 dropped 123 C:\Users\user\AppData\Local\...\clip64[1].dll, PE32 72->123 dropped 237 Creates an undocumented autostart registry key 72->237 239 Uses schtasks.exe or at.exe to add and modify task schedules 72->239 86 cmd.exe 72->86         started        88 schtasks.exe 72->88         started        90 rundll32.exe 72->90         started        181 239.255.255.250 unknown Reserved 75->181 92 chrome.exe 75->92         started        95 chrome.exe 75->95         started        97 chrome.exe 75->97         started        99 chrome.exe 77->99         started        file27 signatures28 process29 dnsIp30 133 C:\Users\user\AppData\Local\...\kB0gT8ax.exe, PE32 83->133 dropped 135 C:\Users\user\AppData\Local\...\4Yh787kN.exe, PE32 83->135 dropped 101 kB0gT8ax.exe 83->101         started        104 conhost.exe 86->104         started        106 cmd.exe 86->106         started        108 cacls.exe 86->108         started        112 4 other processes 86->112 110 conhost.exe 88->110         started        185 www.google.com 172.253.115.106, 443, 49766 GOOGLEUS United States 92->185 187 clients.l.google.com 172.253.115.139, 443, 49721 GOOGLEUS United States 92->187 189 9 other IPs or domains 92->189 file31 process32 file33 151 C:\Users\user\AppData\Local\...\SB0TQ9wQ.exe, PE32 101->151 dropped 153 C:\Users\user\AppData\Local\...\3DV7jZ75.exe, PE32 101->153 dropped 114 SB0TQ9wQ.exe 101->114         started        process34 file35 125 C:\Users\user\AppData\Local\...\2Hg859eo.exe, PE32 114->125 dropped 127 C:\Users\user\AppData\Local\...\1rN43Ty2.exe, PE32 114->127 dropped
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618/
Threat name:
Win32.Trojan.Whispergate
Create hunting rule
Status:
Malicious
First seen:
2023-10-17 21:59:06 UTC
File Type:
PE (Exe)
Extracted files:
116
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wl5yiklodcqvcqwxi4jim3c7eu2rhlagejbleyj5pqworpci2yma._file
Verdict:
malicious
Similar samples:
16d1a075654019ae8daaa42fdd5de6900f9956c9bcd76d0213678af49acacacf
Formbook
48f7a5ea24629389edc536091f1926ebc0ed159a000f31e847e90c9fa5d5ab34
Formbook
4fcea54a9c17fac90f3b6b0d80308d5f2b7ae10c2bf51e495aed311cf2dee18a
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64219b448e6239125597fce4a61477bb627f5e5f25bbda18c1d332f3a7f335f6
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7c5e9ace70e1d7b0e4b4b326839a1f1d82ae8c1c4136fe3e86b627b278d59b4a
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95b032534407f098cd6afaf8388a08348f7c3ce991059cd65eb66885451018cf
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97a6ff69b40f3587e4a792235f4cddd5dbc76940ae8630e9e474c807ad1634e4
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b3ef8346783b53a63fd52fa50cfba5f0322ee95dc1f723bee0405c4d5c44263b
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c279bdf117c56f3ae2931ce5864df8d291f523c359342ef48ced08ed47b72127
Formbook
f88cd251b69365735b28791a22f55c246039ea1358b594f08972ca465fae617c
Formbook
+ 1'947 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:breha botnet:default botnet:grome botnet:kinza botnet:up3 botnet:yt&team cloud backdoor discovery dropper evasion infostealer loader persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/231023-qv874sha2y/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Checks SCSI registry key(s)
Creates scheduled task(s)
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Enumerates physical storage devices
Program crash
Checks for VirtualBox DLLs, possible anti-VM trick
Drops file in Program Files 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
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
Windows security modification
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Windows Firewall
Stops running service(s)
Async RAT payload
Amadey
AsyncRat
DcRat
Glupteba
Glupteba payload
Modifies Windows Defender Real-time Protection settings
RedLine
RedLine payload
SmokeLoader
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
77.91.124.55:19071
http://77.91.68.29/fks/
77.91.124.86:19084
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/3a5b91da-7432-483b-9b8d-c1db65a9125b/
Parent samples :
24b66c0d6f26f5de09b4cb7a2496bf87ad0ed9d45e846870dee70941b565bc3c
d6069cb7acd4675b324603f2adc3e83fa7fa1829e73052a8d62a10f3d99a8200
SH256 hash:
78b620e26174f8e327b518a4c536474eec5d396f151b27e14b065d4bc66d305d
MD5 hash:
27e9b5232103d4a25347d0bc62bec348
SHA1 hash:
576771387e4829e3643d2362f19da246c3b3f2b7
Link:
https://www.unpac.me/results/3a5b91da-7432-483b-9b8d-c1db65a9125b/
SH256 hash:
e716097b2b932a02994cb066b2b54e30524c3efad4a7318119c900225b86c36e
MD5 hash:
18d4d00cccc34c2c732e2a5bcc053601
SHA1 hash:
4468774d0bb8eb9b66ec635245975960d570c1f8
Link:
https://www.unpac.me/results/3a5b91da-7432-483b-9b8d-c1db65a9125b/
SH256 hash:
86cd77080cd2f082260510f803644a8858819e1ad16e0b2139a563406ec22fa1
MD5 hash:
7022c0accbad9262503faeba19dd4dc1
SHA1 hash:
7282177e55ef186b551ee47567035bdcfea9f102
Detections:
redline
Create hunting rule
Link:
https://www.unpac.me/results/3a5b91da-7432-483b-9b8d-c1db65a9125b/
Parent samples :
83d4cd651efe36c4648e5314ab3074e763f2a518623fb48c9b5b978a60743834
ad79b4136b9e78f7c6c3e18b60d3bfe663ef741b926c294a908bc4416b4b42db
9d738c0d0484d6c333e96d40daf993ceec3391f1b81a8d95701df7af7b15ac3e
380fb32ab1e8e8b6586bf9b0b2ed42f52b7b3c1bdc92a3d3ec9a51c5d0e6948d
b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618
SH256 hash:
b2fb84296e18a15142d74712866c5f253513ac062242b2613d7c2ce8bc48d618
MD5 hash:
a5bd6cf1b7bcd6874a0b76b394f883ad
SHA1 hash:
b94129bcdf30745ac2706a54b4339b6331c17ce5
Link:
https://www.unpac.me/results/3a5b91da-7432-483b-9b8d-c1db65a9125b/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2fb84296e18/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

File information

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

Comments