MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896
SHA3-384 hash: c7bf5e61ecba29c87c6de5ab845d2f311ef2c6075f89c376157a3f20a1f0b84a92ebe8cf5eb4bf960d3bd7714acb37fa
SHA1 hash: 220e424632605a05c10a3f50c499d1bce88985f7
MD5 hash: f9112cf09e219af23b3e7a3aab0014b9
humanhash: juliet-zulu-nebraska-alabama
File name:SecuriteInfo.com.W32.MSIL_Kryptik.DNK.genEldorado.18121.17067
Download: download sample
Signature Formbook
Create hunting rule
File size:190'728 bytes
First seen:2021-03-18 12:56:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:UMZZbEuE49aZlaYXuETVRb093x3aKOanv:UMZpEDZFXtTVRb09BqU
Threatray 4'236 similar samples on MalwareBazaar
TLSH 2F14A5C2DDA11F9BD4CDFEF542A1A00193B0D2BF58BA900752E9118B6469B539F8CCBD
Reporter SecuriteInfoCom
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Cif Warsaw, PL.doc
Verdict:
Malicious activity
Analysis date:
2021-03-18 11:13:39 UTC
Tags:
exploit CVE-2017-11882 trojan formbook stealer
Link:
https://app.any.run/tasks/98d24278-a04e-4001-91c2-5063d438ec17

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/125447/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.DNK.genEldorado.18121.17067.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Unauthorized injection to a recently created process
Adding an access-denied ACE
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file
Moving a recently created file
Sending a UDP request
Launching a process
Creating a process with a hidden window
Blocking the User Account Control
Adding exclusions to Windows Defender
Result
Verdict:
SUSPICIOUS
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:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/644424
Signature
Adds a directory exclusion to Windows Defender
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-03-18 08:43:48 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
0953e54968ca9407a172c0a35a00d8b30ec603770809bbd2901a070e1b83b7f8
Formbook
38272fb3fbcabee6980aeb4be9ae17147a7979dc415cb3cfbedc48cc298bbefa
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6c131f342e8226706ba1b39cc955852b022130c14ea12bd3b3cf340bbea25bf6
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7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
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92f656d44d38fbc5e7964e36634bf95d18e157228624d1b38ea933633579ddc4
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988d84650b91424e291cb84ef84433cbd4214622365b226d925d71ffda0bccb8
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9dac57302e2261a1a3c6a665d3960525b27fb70a1fd6b1e135a3e72f11c6f3e6
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adcc2671f1168261ceace2da6f28a79e0b3bc2f774fac1d79f4628f494951d24
Formbook
b12941d367baf1228f6d262c4696b267cd1d36e600742aaf1fee00582fe1ea07
Formbook
+ 4'226 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook evasion rat spyware stealer trojan
Link:
https://tria.ge/reports/210318-gfk2zka7hs/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Windows security modification
Formbook Payload
Formbook
UAC bypass
Windows security bypass
Malware Config
C2 Extraction:
http://www.xn--365-5cda1ffpcqcm4n.website/ggm/
Unpacked files
SH256 hash:
37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896
MD5 hash:
f9112cf09e219af23b3e7a3aab0014b9
SHA1 hash:
220e424632605a05c10a3f50c499d1bce88985f7
Link:
https://www.unpac.me/results/358be06d-19ff-4040-b48f-d87b0f8ac8c9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.10
Link:
https://yomi.yoroi.company/submissions/37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Web download

Formbook

Executable exe 37e681ea463cd67a1f3ba2af374e15ba0d0a143160f0e6c3af44086b31a68896

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1074966/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/125447/

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