MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4980004f9e898083ed4b7b7c03610fb0e50f2157ce478e581a9922e69601397. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4980004f9e898083ed4b7b7c03610fb0e50f2157ce478e581a9922e69601397
SHA3-384 hash: 6fc703398bf1e4f17b7d45713f6d0e62f5d48e966cd6b053b5e7224ae9b38afb321388f9d42ae0b463aec7fb4fd09faf
SHA1 hash: 04a6b45e8edc32cf64d0b04657d985360710d6fc
MD5 hash: 18fd6d1af377357a2c2cb0e9b7359878
humanhash: oven-winter-romeo-bluebird
File name:SecuriteInfo.com.Variant.Strictor.273229.22000.3624
Download: download sample
Signature Formbook
Create hunting rule
File size:984'064 bytes
First seen:2022-07-18 04:32:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:xgk8aNl0WsJuKsHzekU9Vefr9VaQSTS2pD:Okrl0Ws59VeT9nz
TLSH T1FC25AE01F2887E8AD0131AF61CBED5106269B75D9178CA1E3E92B67A94F33423167F4F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon b2b2a8a6aa928e8c (9 x Formbook)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/291444/
Detection(s):
SecuriteInfo.com.Variant.Strictor.273229.22000.3624.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Gathering data
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b2e43995-f34a-47c7-b57d-227c0cc76610
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1035473
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4980004f9e898083ed4b7b7c03610fb0e50f2157ce478e581a9922e69601397/
Threat name:
ByteCode-MSIL.Trojan.Strictor
Create hunting rule
Status:
Malicious
First seen:
2022-07-18 04:33:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
68
AV detection:
10 of 41 (24.39%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsmaabhz5cmaqpwuw634anqq7mhfb4qvptshrzmbvgjc42lacolq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:q2e2 rat spyware stealer trojan
Link:
https://tria.ge/reports/220718-e6hzhsafbl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
5865da320f450def390a8cc153776125557fa0fdc8f7f55fdae1b71874e72dc2
MD5 hash:
2fa3fd74ba97aa0d88eed82fcc466be3
SHA1 hash:
f4d13ac6b67d019e8b50f839ffdd43472bdd7a81
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
Parent samples :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 hash:
9546932c426f5fa7e20140ed8dbfa3b489b8f1a5fb63792ca34c6680f94f56cd
MD5 hash:
4190ae3e98f5408005f770419e543721
SHA1 hash:
e475bba341cf83676915b86550248f0ed3be0829
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
SH256 hash:
be67a5d5b858c949efa08a8777b891275774af446f759d53e1d045ff5661d6a7
MD5 hash:
e53760a70bd92a842429e31ee01fe974
SHA1 hash:
5217fa45df2016cb03c39efa8b40326deceb111b
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
SH256 hash:
bb6ba82956ccf693529c94320eac0c6cfe20d761ab39cac63496c8747efcb091
MD5 hash:
c5a744c1f389e47f52341c4cf8fc6b7d
SHA1 hash:
3d624dbc79b4d1b64453ef0e859496b6195e2355
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
SH256 hash:
b4980004f9e898083ed4b7b7c03610fb0e50f2157ce478e581a9922e69601397
MD5 hash:
18fd6d1af377357a2c2cb0e9b7359878
SHA1 hash:
04a6b45e8edc32cf64d0b04657d985360710d6fc
Link:
https://www.unpac.me/results/dd84eb96-68c2-4540-859d-b3747abb966a/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b4980004f9e8/report/overview.html
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/b4980004f9e898083ed4b7b7c03610fb0e50f2157ce478e581a9922e69601397

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
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.

Cape
Cape
https://www.capesandbox.com/analysis/291444/

Comments