MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: 7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2
SHA3-384 hash: 31f0a42682ebfff9e779ea5dfd3d6621678ba149a6b27f33f62292efe98533ea6267147545375061460949f88ed592d0
SHA1 hash: d0bc0453e75ac1fa1078921020641b15cfd3d646
MD5 hash: 3301ad834e09814ef42b36e0ca7328c0
humanhash: ink-magazine-robin-paris
File name:3301ad834e09814ef42b36e0ca7328c0.exe
Download: download sample
Signature Formbook
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File size:1'149'952 bytes
First seen:2022-01-07 14:01:02 UTC
Last seen:2022-01-07 16:14:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:cU+AlHm/62yv8Dvt7gLM7Ne9p57AIOZGKGd:ckG/qUgSNQp5UIWh
Threatray 9'854 similar samples on MalwareBazaar
TLSH T162354B03BE55C91AF0492233C5EF490443B9BD1166D2E72F79B8336DA9123B33E2959E
File icon (PE):PE icon
dhash icon ce9c9496e4949c9c (73 x AgentTesla, 51 x SnakeKeylogger, 30 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
345
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3301ad834e09814ef42b36e0ca7328c0.exe
Verdict:
Suspicious activity
Analysis date:
2022-01-07 14:10:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/96d81631-f66b-4a3d-a4b1-8ef253dbaad6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/217729/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.38463115.8823.26971.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61d847a61c0d769df9d5b3f2/reports/f686d184-be19-4280-bd16-af56e27bf117/overview
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:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/56878e53-6c64-4963-92d5-0d3da39fad09
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/916844
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 549322 Sample: LlzvuE8rv9.exe Startdate: 07/01/2022 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 9 LlzvuE8rv9.exe 3 2->9         started        process3 file4 26 C:\Users\user\AppData\...\LlzvuE8rv9.exe.log, ASCII 9->26 dropped 52 Uses netsh to modify the Windows network and firewall settings 9->52 54 Tries to detect virtualization through RDTSC time measurements 9->54 56 Injects a PE file into a foreign processes 9->56 13 LlzvuE8rv9.exe 9->13         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 13->58 60 Maps a DLL or memory area into another process 13->60 62 Sample uses process hollowing technique 13->62 64 Queues an APC in another process (thread injection) 13->64 16 netsh.exe 13->16         started        19 explorer.exe 13->19 injected process8 dnsIp9 34 Self deletion via cmd delete 16->34 36 Modifies the context of a thread in another process (thread injection) 16->36 38 Maps a DLL or memory area into another process 16->38 40 Tries to detect virtualization through RDTSC time measurements 16->40 22 cmd.exe 1 16->22         started        28 www.fhirblocks.net 19->28 30 www.bestnewsoftheday.com 19->30 32 fhirblocks.net 34.102.136.180, 49814, 80 GOOGLEUS United States 19->32 42 System process connects to network (likely due to code injection or exploit) 19->42 signatures10 process11 process12 24 conhost.exe 22->24         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2/
Threat name:
ByteCode-MSIL.Trojan.KryptikAGen
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Status:
Malicious
First seen:
2022-01-07 12:52:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
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Similar samples:
557260d94ea20dcd980632dbc467735f881adf78037f64198931427a2d3a4347
Formbook
6c0a4d3b03b1331dc9c31134c621f45bcd9bf6bc6818d61b3d7f455bf65b0b66
Formbook
76cd2fa50f3435ac673d7ec4bd24d06d3d461df75f968a2b49d6790ac5035655
Formbook
86d9f290badc30732592c1af4705f3dedb1516cf25a4ec01a44b64fad834c718
Formbook
a97ce8a55897b2f476c343a3cb5234e94848cdb3a7a815bb1c31c48dfaf794b7
Formbook
afa8139ef1e6cbc28ac8aa89dbd9fc2d2922724eb5749e1eed1a80c4f9813ea8
Formbook
dd6dba0589aac8951a4ddc6bcbbbf76f478b1df4ef93e6f1df0bd789f560d32a
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
f0427effe53373b51d8b98f19d87a1e39cbcc49201d307526b5ced3406fed4e0
Formbook
fd7a4b329f76991a0957245515cc9dbcffefa941a94f1186511ce7b8c0a6e3eb
Formbook
+ 9'844 additional samples on MalwareBazaar
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:mh43 rat spyware stealer trojan
Link:
https://tria.ge/reports/220107-rbkk3scgaq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
3c0bf113aab4e4239b45a472a486551f73b31e8197fac4b03ae2d76a7a822ad7
MD5 hash:
559118ac624bf1006fe97434b4d539d7
SHA1 hash:
f79324d331e05be0a9f27eaf009ef51734966278
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/c28a3746-0e4a-49f2-9a4c-992f78854482/
Parent samples :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 hash:
e534b785cbc263803989ef0f0b0afc7c72e78407a1a4b215fb9384f1eb468050
MD5 hash:
9a83af982f53480e44757113cec415d4
SHA1 hash:
d1535bba0171249ce77cd0e294854ecc210773ad
Link:
https://www.unpac.me/results/c28a3746-0e4a-49f2-9a4c-992f78854482/
SH256 hash:
c88a5a9f1d1f452a735fd128d1b8781315236c21aef60dd3ca6d749e3863d4a0
MD5 hash:
cb5498afeb3287bcc08a84bff8c5e36b
SHA1 hash:
365b9cbdd07197b0d70b6e7b8fe8d7cc74b66be4
Link:
https://www.unpac.me/results/c28a3746-0e4a-49f2-9a4c-992f78854482/
SH256 hash:
7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2
MD5 hash:
3301ad834e09814ef42b36e0ca7328c0
SHA1 hash:
d0bc0453e75ac1fa1078921020641b15cfd3d646
Link:
https://www.unpac.me/results/c28a3746-0e4a-49f2-9a4c-992f78854482/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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

Formbook

Executable exe 7d846402dd33a4b037c9744a03cccbbb99f36f955b18a7cf0052243556e1faa2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1893559/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/217729/

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