MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 258eff96aa466bdd01f986901a407f9adaa1adb0833c39485da1fee1aaa761f3. 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 10 File information Comments

SHA256 hash:	258eff96aa466bdd01f986901a407f9adaa1adb0833c39485da1fee1aaa761f3
SHA3-384 hash:	3382515e4dc5cb1642dfead447e6cc613e78c14b1722f5a8174477e9cea90331d8e5ec736f1dab3e3462d1339556a50a
SHA1 hash:	b3501003d7587f4deb4807bd2b316053563646f3
MD5 hash:	f15617bb45e2a58ac272ca7269ee0513
humanhash:	neptune-fruit-oscar-london
File name:	OS_PO#3210046374_SALE ORDER_SHIWON_18102024pdf.r15
Download:	download sample
Signature	Formbook Create hunting rule
File size:	564'799 bytes
First seen:	2025-04-28 11:19:56 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:h5rNghDJ1oJlWS2LY+ksY5nAJ3DnF5JGrfRToHrDODvSTHtYVjgQTzECJ:7hg9oJ72LY+kp5a3DFurtsDOD6TaxgQZ
TLSH	T1ACC423E08BBA81D4895287DDF56EC7DE0E289DB41B963E7437054958ECC3688DB31D2C
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:	r15 rar

cocaman

Malicious email (T1566.001)
From: "hiendt2@tbsgroup.vn" (likely spoofed)
Received: "from [213.209.150.174] (unknown [213.209.150.174]) "
Date: "28 Apr 2025 04:18:45 -0700"
Subject: "RE: OS_PO#3210046374_SALE ORDER_SHIWON_18102024"
Attachment: "OS_PO#3210046374_SALE ORDER_SHIWON_18102024pdf.r15"

Intelligence

File Origin

# of uploads :

# of downloads :

106

Origin country :

File Archive Information

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

File name:	OS_PO#3210046374_SALE ORDER_SHIWON_18102024.exe
File size:	890'376 bytes
SHA256 hash:	49d2dfe9ec5ba7a99753d71a6c091c185aa7adb5f4325b08219514ba1e6cf456
MD5 hash:	319309b9464bf6cfe5afc7fe794fd3b1
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.27363.Rar5Heur.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=680f657fc8b2e86d0ac3bb65

Tags:

micro krypt msil

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

expired-cert invalid-signature masquerade obfuscated signed

Link:

https://www.filescan.io/uploads/680f647046fe05453ca8bfbf/reports/e4840f20-20c4-46ed-a9ec-2b9ae60779e3/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/258eff96aa466bdd01f986901a407f9adaa1adb0833c39485da1fee1aaa761f3

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/258eff96aa466bdd01f986901a407f9adaa1adb0833c39485da1fee1aaa761f3/

Threat name:

Win32.Trojan.Suschil

Status:

Malicious

First seen:

2025-04-28 06:55:22 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ewhp7fvkizv52apzq2ibuqd7tlnkdlnqqm6dssc5uh7odkvhmhzq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:bi14 discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/250428-nlmlmswqt3/

Behaviour

Modifies registry class

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

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

Uses the VBS compiler for execution

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/258eff96aa466bdd01f986901a407f9adaa1adb0833c39485da1fee1aaa761f3

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:	AgentTesla_DIFF_Common_Strings_01 Create hunting rule
Author:	schmidtsz
Description:	Identify partial Agent Tesla strings

Rule name:	INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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

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

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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)