MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4587576aaa70addc45c127d1ba4007635887f34dbfd6be08dcf06dbe7ec42e1. 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 15 File information Comments

SHA256 hash:	c4587576aaa70addc45c127d1ba4007635887f34dbfd6be08dcf06dbe7ec42e1
SHA3-384 hash:	f9be84e69a25c2a2a4db3127c239a534aa1e2d042459831868f63fe49b6b31c06874a8dc084e5db41c02771b13a79d16
SHA1 hash:	efc9b6d9b0114efefc4756f2d1ce514b9bbaabde
MD5 hash:	47ef1a2a23b9c3eb97fd33fca5d1de5c
humanhash:	finch-emma-hawaii-earth
File name:	PRODUCT ENQUIRY.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	610'309 bytes
First seen:	2025-03-04 19:47:28 UTC
Last seen:	2025-03-04 22:55:07 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:lTKZUf693mIIA6rweTUauBsMy9L95pkzCMJEaWjlKz7Ri3nKn5Y7TT5IuI9F:l+P92rAaweTUauBsMydSfIi7Ri/7n5Iz
TLSH	T1E9D4235656D9E81E2630A97BC4CD5C3943696B09B6B0A1633DBB34FE1D30AC1E23E077
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: ""KTM"<ktm@murarkagroup.com>" (likely spoofed)
Received: "from murarkagroup.com (unknown [45.144.212.136]) "
Date: "04 Mar 2025 22:53:12 -0800"
Subject: "RE: PRODUCT ENQUIRY"
Attachment: "PRODUCT ENQUIRY.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:	PRODUCT ENQUIRY.exe
File size:	1'105'920 bytes
SHA256 hash:	68eeebf088677c025da067485a8448bfa38f4b13c61e5e2c2ed717701df74222
MD5 hash:	90e97bfbbe0822974484610acfd46548
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

94.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67c70da9c8d04e92a4bee2b8

Tags:

autoit emotet

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context autoit compiled-script control evasive explorer fingerprint keylogger lolbin microsoft_visual_cc msiexec obfuscated packed packed packer_detected regedit

Link:

https://www.filescan.io/uploads/67c758ffb32a56d0c2ce2522/reports/db12e1d8-f16f-4fb5-858d-5894fb29dfc7/overview

Verdict:

Malicious

Labled as:

Ransom.Wacatac

Link:

https://www.hybrid-analysis.com/sample/c4587576aaa70addc45c127d1ba4007635887f34dbfd6be08dcf06dbe7ec42e1

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.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c4587576aaa70addc45c127d1ba4007635887f34dbfd6be08dcf06dbe7ec42e1/

Threat name:

Win32.Trojan.AutoitInject

Status:

Malicious

First seen:

2025-03-04 16:39:03 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yrmhk5vku4fn3rc4cj6rxjaaoy2yq7zu3p6wxyenz4dnxz7milqq._file

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/c4587576aaa70addc45c127d1ba4007635887f34dbfd6be08dcf06dbe7ec42e1

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:	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:	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:	SUSP_Imphash_Mar23_3 Create hunting rule
Author:	Arnim Rupp (https://github.com/ruppde)
Description:	Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:	Internal Research

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)