MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37ba8d4ffd19d624f8db84e01233052c8cbcbdcf3a1bc49e6bac996b7eeabebb. 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 7 File information Comments

SHA256 hash:	37ba8d4ffd19d624f8db84e01233052c8cbcbdcf3a1bc49e6bac996b7eeabebb
SHA3-384 hash:	95a92c9fefe489b277cf9a43f152f3913fe7b9d57f8259d7f47cc2e11165c0643d5a4b8bf28c72f8bb3a2d412be01b99
SHA1 hash:	1a3a5f881d2b6e1e2dde669ec2d8cbbff435a458
MD5 hash:	6635c1ef538dbc3ebf930e76f256b825
humanhash:	happy-freddie-echo-one
File name:	2nd Shipment C-Invoice23455pdf.r15
Download:	download sample
Signature	Formbook Create hunting rule
File size:	652'977 bytes
First seen:	2025-04-24 08:28:38 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:BD2Jp6qMRxnMaW82S24dIdZFUmbDR+6X3UJPyQx3AFna7VdZo+:B6XMy82bDXxUJPtOa7VzT
TLSH	T15FD423D083A19D33B563C83C4CDB070697EA2B70F644A0B5D5B65922963ECAF475ABC2
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 INVOICE r15 rar

cocaman

Malicious email (T1566.001)
From: "airfreight@marinersgroup.com" (likely spoofed)
Received: "from [213.209.150.174] (unknown [213.209.150.174]) "
Date: "24 Apr 2025 01:27:19 -0700"
Subject: "RE: 2nd Shipment C-Invoice & Packing List #NGA/MNA/AIR/25/005 -- for air shipment booking"
Attachment: "2nd Shipment C-Invoice23455pdf.r15"

Intelligence

File Origin

# of uploads :

# of downloads :

104

Origin country :

File Archive Information

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

File name:	2nd Shipment C-Invoice23455pdf.exe
File size:	844'808 bytes
SHA256 hash:	8fb11fa0364c17c99805db4165906bf4592c745ec78f665acb830755b2b18567
MD5 hash:	faef99998c7c9c09dd0fce05ad9bd3e5
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=6809f72a3d067f848398c777

Tags:

spawn shell msil

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

entropy expired-cert invalid-signature masquerade obfuscated obfuscated packed packed packer_detected signed vbnet

Link:

https://www.filescan.io/uploads/6809f658218c4a98addf7f3e/reports/cbb1cf01-a573-44b1-b78d-fe2a701cb602/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/37ba8d4ffd19d624f8db84e01233052c8cbcbdcf3a1bc49e6bac996b7eeabebb

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/37ba8d4ffd19d624f8db84e01233052c8cbcbdcf3a1bc49e6bac996b7eeabebb/

Threat name:

Win32.Trojan.AgentTesla

Status:

Malicious

First seen:

2025-04-24 05:15:25 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=g65i2t75dhlcj6g3qtqbemyffsglzpophin4jhtlvsmww7xkx25q._file

Result

Malware family:

formbook

Score:

10/10

Tags:

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

Link:

https://tria.ge/reports/250424-m8na1ssmz6/

Behaviour

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/37ba8d4ffd19d624f8db84e01233052c8cbcbdcf3a1bc49e6bac996b7eeabebb

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:	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:	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)