MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c976dc79ff750d3230898199bc1433b32b311cc4e0a7eab56768626eedf7f93. 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: 7

Intelligence 7 IOCs YARA 17 File information Comments

SHA256 hash:	0c976dc79ff750d3230898199bc1433b32b311cc4e0a7eab56768626eedf7f93
SHA3-384 hash:	05ad91ea989f42827506768d68eb0496c755e234e2e1d7fc7834e53697b907e31421eae08cb24927c3ed7822ba50a250
SHA1 hash:	00c7ef68f85ab2a8297602a4e68c219701115154
MD5 hash:	c2e4e3e8bc09fa30948703086b593bba
humanhash:	ten-mexico-sodium-high
File name:	proforma.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	555'302 bytes
First seen:	2025-03-07 08:53:14 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:P2vPQ5zHqsNj33NO4A/9ddo5QzY+RBzkMQVODPNcTmE+yRCDMwRwZkV:P2wNHh99A/RP8+7AM7Am2RChRAkV
TLSH	T1B7C423FB33895A7B72991AC495EEC0EA08CE018313E8D56DAE24C58FE1D7CC9715E18D
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika	rar
Reporter	cocaman
Tags:	FormBook rar

cocaman

Malicious email (T1566.001)
From: "ctoussaint@prayon.com" (likely spoofed)
Received: "from [195.211.191.129] (unknown [195.211.191.129]) "
Date: "7 Mar 2025 00:01:19 -0800"
Subject: "RE: PROFORMA"
Attachment: "proforma.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

File Archive Information

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

File name:	QQEbJknziu4FjzV.exe
File size:	602'112 bytes
SHA256 hash:	cd7cd7f1cca233eab23d5fc8b50d0025dda42cefe89edecf38a6324eb3dd334b
MD5 hash:	86423eaf3801b3c5c30d9d7225329430
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67cab574c668b65489bfaaff

Tags:

virus micro msil

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/67cab4023c5f644bd9479c7b/reports/2061c28d-d2c1-47ce-92df-b11ec6ede426/overview

Verdict:

Suspicious

Labled as:

Ransom.Wacatac

Link:

https://www.hybrid-analysis.com/sample/0c976dc79ff750d3230898199bc1433b32b311cc4e0a7eab56768626eedf7f93

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

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

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/0c976dc79ff750d3230898199bc1433b32b311cc4e0a7eab56768626eedf7f93/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=bslw3r4765ingiyitamzxqkdhmzlgeomjyfh5k2wo2dcn3w7p6jq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

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

Link:

https://tria.ge/reports/250307-nncjfsy1ht/

Behaviour

Modifies registry class

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

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/0c976dc79ff750d3230898199bc1433b32b311cc4e0a7eab56768626eedf7f93

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:	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:	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)