MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3dc8fcd4515ababd4fc4006865986c74780b5cea5247d7b87420cc4b2f03266f. 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 7 File information Comments

SHA256 hash:	3dc8fcd4515ababd4fc4006865986c74780b5cea5247d7b87420cc4b2f03266f
SHA3-384 hash:	efeb19ba31b2ae37e6f5503c3c258a6366c71887b75ac2dbecdc5b7c59678792e77ad59220b92f0eb5132b350d0f9e87
SHA1 hash:	6987eed27e0741b4ec80606301e3053a6914cd88
MD5 hash:	928ea94b34c12763ee46bfebfac44eec
humanhash:	speaker-apart-salami-queen
File name:	PO#P18620782 201901.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	550'925 bytes
First seen:	2025-03-10 14:19:46 UTC
Last seen:	2025-03-11 07:50:32 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:rHPZMcdB0EHimf7HaQOK53qYk/IqTun7vAzXAhw0oSj:rHhxBjl7VBy/IqI7vAzXA3oSj
TLSH	T1ABC4232BE89F142327B5D576C323E7772726C2E0C3CA6CCD60656BC046A79647F1E982
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: ""Cao huiqiang" <caohuiqiang@zhonggu56.com>" (likely spoofed)
Received: "from zhonggu56.com (unknown [195.211.191.192]) "
Date: "10 Mar 2025 14:11:00 -0700"
Subject: "RE: TOP URGENT // RE:New order PO#P18620782 201901 "
Attachment: "PO#P18620782 201901.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:	PO#P18620782 201901.exe
File size:	597'504 bytes
SHA256 hash:	22d92af6c8a273dc5a9e69e37ccfb5ffe6e7d7f0c7a46ee6b9f7e5cb34402128
MD5 hash:	7d306e85271cd072f49871b8ab0cef7b
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=67ce63c61f777fe306087ad5

Tags:

micro shell msil

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

obfuscated packed packed packer_detected vbnet

Link:

https://www.filescan.io/uploads/67cef5244a3011c802cc454e/reports/3d55f002-e6db-4fcd-988e-70e5d83227dd/overview

Verdict:

Malicious

Labled as:

Ransom.Wacatac

Link:

https://www.hybrid-analysis.com/sample/3dc8fcd4515ababd4fc4006865986c74780b5cea5247d7b87420cc4b2f03266f

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/3dc8fcd4515ababd4fc4006865986c74780b5cea5247d7b87420cc4b2f03266f/

Threat name:

Win32.Trojan.CrypterX

Status:

Malicious

First seen:

2025-03-10 02:53:05 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=hxepzvcrlk5l2t6eabuglgdmor4awxhkkjd5poduedgewlydezxq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:mg63 discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/250310-rslvgax1ht/

Behaviour

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

Deletes itself

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/3dc8fcd4515ababd4fc4006865986c74780b5cea5247d7b87420cc4b2f03266f

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:	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:	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)