MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df. 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: 9

Intelligence 9 IOCs YARA 22 File information Comments

SHA256 hash:	05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df
SHA3-384 hash:	a01d0c98e1b97469fdd9eace8e7322d138219ae3b3a187083c7281c48a77d4ebdbfb83dcb08aaa49b91c6272488b0713
SHA1 hash:	1a1994590b5d84ea23fe41f65d89f8678db25680
MD5 hash:	ae3e2e80b9825c7fed1262b2e9dc3e10
humanhash:	queen-vegan-vermont-floor
File name:	ATTACHED-PO.zip
Download:	download sample
Signature	Formbook Create hunting rule
File size:	637'280 bytes
First seen:	2025-03-11 08:02:25 UTC
Last seen:	Never
File type:	zip
MIME type:	application/zip
ssdeep	12288:/9WV46ooVhsT+dsOdXUARvHLo8fDOl2deM+gbWLPI7qn3lidxTXT:/4VdoUBe4DOl2ggbWjIWqxTXT
TLSH	T1E6D423428E390133579EE0BCFF6CE6052D9CB521C27AEBAD69117C1F0A1154A3747AF6
Magika	zip
Reporter	cocaman
Tags:	FormBook zip

cocaman

Malicious email (T1566.001)
From: "info@motul.com" (likely spoofed)
Received: "from [195.211.191.129] (unknown [195.211.191.129]) "
Date: "10 Mar 2025 22:07:45 -0700"
Subject: "RE: ATTACHED PO"
Attachment: "ATTACHED-PO.zip"

Intelligence

File Origin

# of uploads :

# of downloads :

278

Origin country :

File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:	eBSHUqUKoOlm1Ad.exe
File size:	723'456 bytes
SHA256 hash:	3f616f7935f4c97239699196e64056b45be53e73d02a0b70e482c886e3a13965
MD5 hash:	eb7ece394a0b96ac1ac2bc47dafae03e
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67cfd1511f777fe30608d773

Tags:

virus micro msil

Result

Verdict:

Unknown

File Type:

PE File

Link:

https://app.docguard.net/05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df/results/dashboard

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

obfuscated obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/67cfee4fb32a56d0c2cf60fc/reports/f664911e-0c5e-411d-849c-6816100fe22b/overview

Verdict:

Malicious

Link:

https://www.hybrid-analysis.com/sample/05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df

Result

Verdict:

UNKNOWN

Link:

https://labs.inquest.net/dfi/sha256/05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Score:

100%

Verdict:

Malware

File Type:

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:my18 discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/250311-ld1r7aymy9/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Modifies registry class

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Checks computer location settings

Command and Scripting Interpreter: PowerShell

Formbook payload

Formbook

Formbook family

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/05ca671e189c7bffed49b2d836c42ef87af3121a61eafb1db63e171feb8a77df

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:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	DebuggerCheck__GlobalFlags Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Active Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Thread Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Suspicious_Latam_MSI_and_ZIP_Files Create hunting rule
Author:	eremit4, P4nd3m1cb0y
Description:	Detects suspicious .msi and .zip files used in Latam banking trojan campaigns.

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)