MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2a893fe3b76c6ae4fcb393634fcff020de341a0dc7c48929ef78c0f8a32acf3. 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:	c2a893fe3b76c6ae4fcb393634fcff020de341a0dc7c48929ef78c0f8a32acf3
SHA3-384 hash:	a61cc236d6ecbb8c917352046b9d2d9b617fd4600140b60cbaf2f6eed625e5c6a3b1acdc79103e10b3d40b18837dea43
SHA1 hash:	6801b672b7478d707e4587b00b17cf64e3aeaede
MD5 hash:	00f6c3c871a9fe0699bb70bcd74262f5
humanhash:	carpet-sad-lake-august
File name:	PO-AB2024111 .r00
Download:	download sample
Signature	Formbook Create hunting rule
File size:	514'267 bytes
First seen:	2024-12-10 12:11:07 UTC
Last seen:	Never
File type:	r00
MIME type:	application/x-rar
ssdeep	12288:KUPVfPEAk0bBilcw/H9ZohcnsdzETpnzi7t4qKt1lBxS:dXk0FilX1rsCi7t4tt1lzS
TLSH	T1E0B42351456ACE0498F77BF6DE91A3629DCC45487BD9E9CB760B308D54022B3C2E2AFC
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 r00

cocaman

Malicious email (T1566.001)
From: "contact@mundiapolis.ma" (likely spoofed)
Received: "from [154.203.197.208] (unknown [154.203.197.208]) "
Date: "9 Dec 2024 18:16:50 -0800"
Subject: "RE: PO-AB2024111"
Attachment: "PO-AB2024111 .r00"

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:	prtprr.exe
File size:	872'030 bytes
SHA256 hash:	79381309c066a4ff2476a0ac2801964f5a82c4f886b590f56e4cfc5ceb307040
MD5 hash:	95a22e4bce7bd0a47c94cb47cb7e2d3a
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6758305548182d168557b00f

Tags:

autoit emotet

Gathering data

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/c2a893fe3b76c6ae4fcb393634fcff020de341a0dc7c48929ef78c0f8a32acf3

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/c2a893fe3b76c6ae4fcb393634fcff020de341a0dc7c48929ef78c0f8a32acf3/

Threat name:

Win32.Backdoor.FormBook

Status:

Malicious

First seen:

2024-12-10 01:06:27 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=ykujh7r3o3dk4t6lhe3dj7h7aig6gqna3r6ereu666ga7crsvtzq._file

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/c2a893fe3b76c6ae4fcb393634fcff020de341a0dc7c48929ef78c0f8a32acf3

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:	AutoIt Create hunting rule
Author:	Jean-Philippe Teissier / @Jipe_
Description:	AutoIT packer

Rule name:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	RansomPyShield_Antiransomware Create hunting rule
Author:	XiAnzheng
Description:	Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

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)