MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3c428ac8b6553ce5179b776ae4de0a0915dc6ec005833b6ae92bb4c23504218. 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: 6

Intelligence 6 IOCs YARA 8 File information Comments

SHA256 hash:	d3c428ac8b6553ce5179b776ae4de0a0915dc6ec005833b6ae92bb4c23504218
SHA3-384 hash:	a0cb6e65b3a02713355ccd302abc0471e0504cdfbbe8f618c5545fbb34182dccf46b607a9ee8dc4b417365ce1c0bd7f6
SHA1 hash:	8b2eda180fc9299523b704560b7ff1eadf611c54
MD5 hash:	727496003e355b469fb34631d3117d45
humanhash:	timing-florida-eight-twelve
File name:	PO#001498.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	713'927 bytes
First seen:	2025-01-29 11:57:02 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:9NmhP8VnKFt8AWB438l8sEH+7Ejgsm3x991rWdrxmNOQlG6uSwzYc/axn:9Nwmnyk638JEXjgh991rkgOujuSS/aB
TLSH	T130E423514BB99712FD8D683F19E5EFC9D48302259BDD2D4A220642F28CD6028D7FD2BB
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: "ARATHI SAJEENDRAN <info@tessmass.site>" (likely spoofed)
Received: "from tessmass.site (unknown [141.98.10.165]) "
Date: "29 Jan 2025 12:55:44 +0100"
Subject: "Re: New order PO#001498 "
Attachment: "PO#001498.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

126

Origin country :

File Archive Information

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

File name:	PO#001498.exe
File size:	923'136 bytes
SHA256 hash:	a50041a2a0cccb573e80cb188f35785613ac38230cd4d0031f738855446cabbc
MD5 hash:	d1839861deace9f1ef1743d57b0edbb2
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.27363.Rar5Heur.UNOFFICIAL

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=679a00c129ae628cf42addfb

Tags:

virus micro

Gathering data

Verdict:

Suspicious

Labled as:

Mal/DrodRar

Link:

https://www.hybrid-analysis.com/sample/d3c428ac8b6553ce5179b776ae4de0a0915dc6ec005833b6ae92bb4c23504218

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/d3c428ac8b6553ce5179b776ae4de0a0915dc6ec005833b6ae92bb4c23504218/

Threat name:

ByteCode-MSIL.Backdoor.FormBook

Status:

Malicious

First seen:

2025-01-29 08:37:49 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 37 (51.35%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2pccrlelmvj44ulzw53k4tpauciv3rxmabmdhnvosk5uyi2qiima._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery

Link:

https://tria.ge/reports/250129-pea5pswjdn/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

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)