MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4cbfe2cdaff940a15456017b0e1912aee9bf5af2839550c6796456560143f2f. 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 17 File information Comments

SHA256 hash:	f4cbfe2cdaff940a15456017b0e1912aee9bf5af2839550c6796456560143f2f
SHA3-384 hash:	1dbeddb92cc3523d205003b50c1d9b11d2f348e4169f01273f0d3d60d4b34e9b1dc7c8f599ad9beb288fa65d29cf0210
SHA1 hash:	a6b87b59443886106172b82ce922809c45282d03
MD5 hash:	eb891c16b488f00fa4f4ab92712e02b1
humanhash:	green-sodium-island-quebec
File name:	scancopy shipping pdf.r16
Download:	download sample
Signature	Formbook Create hunting rule
File size:	618'839 bytes
First seen:	2025-02-06 09:43:09 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:Us3JMIUwAOQE8tGzBTOjjv/pMtdh7cRSm+LC4t3Lxq9eEeGX6SGVo:Uk6I3zUfvxWh4F+LCY3LaeEeG6u
TLSH	T1F0D423B5A34B2B5FAF4A55730B978033DEA4940F0576B62B15FF70298D323B17982893
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 r16 rar Shipping

cocaman

Malicious email (T1566.001)
From: "ruman@fml-bd.com" (likely spoofed)
Received: "from [195.211.191.218] (unknown [195.211.191.218]) "
Date: "6 Feb 2025 10:42:08 -0800"
Subject: "RE: Shipment Inv # NGA/CIVAD/AIR/25/002"
Attachment: "scancopy shipping pdf.r16"

Intelligence

File Origin

# of uploads :

# of downloads :

109

Origin country :

File Archive Information

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

File name:	scancopy shipping pdf.exe
File size:	755'200 bytes
SHA256 hash:	e9a1f5e4de3dfdf6cbd66863a6fa6a638cce8fa9555991756820b5af48682c79
MD5 hash:	370347aba2b49870171c625a63759e96
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.27342.RarHeur.v5.HideExt.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67a468962dcee78dd819b0d6

Tags:

underscore shell virus sage

Gathering data

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/f4cbfe2cdaff940a15456017b0e1912aee9bf5af2839550c6796456560143f2f

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/f4cbfe2cdaff940a15456017b0e1912aee9bf5af2839550c6796456560143f2f/

Threat name:

Win32.Backdoor.FormBook

Status:

Malicious

First seen:

2025-02-06 05:04:21 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 38 (50.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6tf74lg276kaufkfmal3bymrflxjx5npfa4vkddhszcwkyauh4xq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:b02a discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/250206-lv5sgatjgl/

Behaviour

Gathers network information

Modifies registry class

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

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of SetThreadContext

Checks computer location settings

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/f4cbfe2cdaff940a15456017b0e1912aee9bf5af2839550c6796456560143f2f

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:	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:	DebuggerException__SetConsoleCtrl 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:	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:	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:	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)