MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433. 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: 11

Intelligence 11 IOCs YARA 35 File information Comments

SHA256 hash:	bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433
SHA3-384 hash:	d4a0dd4dfebe27b59639867fc95082073a9d6b40def2c6f0b6517053bc18dd220e74b1d94b57e70bb9f0b182b6c183e8
SHA1 hash:	0f7cdd05b5d3a86de01c1568c3797fea3f273c63
MD5 hash:	8732c0b87e689186a5ed10bde823000e
humanhash:	batman-california-golf-xray
File name:	MATI 0723.zip
Download:	download sample
Signature	Formbook Create hunting rule
File size:	737'847 bytes
First seen:	2025-07-23 12:38:59 UTC
Last seen:	2025-07-24 17:41:33 UTC
File type:	zip
MIME type:	application/zip
ssdeep	12288:ZmPMXLa0ui3p4MlEFDew6q7aC6RZq8tVAfo6dBaHzqZKbUbkTJYaI7sH:UPl0BmEYP6saC6nq8tSQ6nqzqZKPTJY4
TLSH	T103F4337FF8F59B61539BFF9F12D0766C566403F1A0225E0B7E495AB28BB819123EC201
Magika	zip
Reporter	cocaman
Tags:	FormBook zip

cocaman

Malicious email (T1566.001)
From: "Ahmad Pouri <accounts@migenetika.com>" (likely spoofed)
Received: "from charming-matsumoto.147-45-116-6.plesk.page (unknown [147.45.116.6]) "
Date: "23 Jul 2025 04:37:12 -0700"
Subject: "0723 COMMERCIALMATI"
Attachment: "MATI 0723.zip"

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:	MATI 0723.exe
File size:	1'175'040 bytes
SHA256 hash:	abf9be04adfed7f757bd944d019dad398cfcf87f8faf1b4eb4d928b804f9fe21
MD5 hash:	e666a9145ccc8213837201a94abb0e5d
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL

Verdict:

Malicious

Score:

91.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6880d8032f623871a5f265f4

Tags:

autoit emotet

Result

Verdict:

Malicious

File Type:

PE File

Link:

https://app.docguard.net/bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433/results/dashboard

Behaviour

BlacklistAPI detected

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script fingerprint fingerprint keylogger lolbin microsoft_visual_cc netsh packed

Link:

https://www.filescan.io/uploads/6880d8117bc45bdee1b63ff5/reports/95c6a8a7-352b-4316-9ff6-a366e17f58b2/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433

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 adware discovery rat spyware stealer trojan

Link:

https://tria.ge/reports/250723-pxmw8awygx/

Behaviour

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Program crash

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Formbook payload

Formbook

Formbook family

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

Threat name:

Legit

Score:

0.20

Link:

https://yomi.yoroi.company/submissions/bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433

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:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

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

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:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	dgaagas Create hunting rule
Author:	Harshit
Description:	Uses certutil.exe to download a file named test.txt

Rule name:	Formbook Create hunting rule
Author:	kevoreilly
Description:	Formbook Payload

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:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

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)

Rule name:	Windows_Generic_Threat_aeaeb5cf Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Formbook Create hunting rule
Author:	@malgamy12

Rule name:	Windows_Trojan_Formbook_1112e116 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach

Rule name:	win_formbook_g0 Create hunting rule
Author:	Slavo Greminger, SWITCH-CERT

Rule name:	win_formbook_w0 Create hunting rule
Author:	@malgamy12

Rule name:	YahLover Create hunting rule
Author:	Kevin Falcoz
Description:	YahLover

File information

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

Malspam

Formbook

zip bc98c6f423cab5582c3dd9ce169d9704ad574814b31fd88763393b2139b50433

(this sample)

Formbook

exe abf9be04adfed7f757bd944d019dad398cfcf87f8faf1b4eb4d928b804f9fe21

Delivery method

Distributed via e-mail attachment

Dropping

SHA256 abf9be04adfed7f757bd944d019dad398cfcf87f8faf1b4eb4d928b804f9fe21

Dropping

Formbook

Dropping

MD5 e666a9145ccc8213837201a94abb0e5d

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