MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 47a8e5c27218e4ec11d4fb2f16d993c2c84a686407d417ed023199149e465d59. 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 12 File information Comments

SHA256 hash:	47a8e5c27218e4ec11d4fb2f16d993c2c84a686407d417ed023199149e465d59
SHA3-384 hash:	8cba8d0f3e5ff3fe111f8a0341362f519d6b31630227b459f4f35a54e65b09a9d7ffca17b73da51ddde546cb5a1adb4d
SHA1 hash:	e4f4ebf7d25a30ae18098f1adbc67b522d5335ea
MD5 hash:	a66f13bf9dab0bab6a3446e1a80f48fb
humanhash:	oxygen-mobile-oregon-illinois
File name:	TT copt mt103.pdf.r00
Download:	download sample
Signature	Formbook Create hunting rule
File size:	741'072 bytes
First seen:	2025-01-01 21:51:32 UTC
Last seen:	2025-01-02 09:11:18 UTC
File type:	r00
MIME type:	application/x-rar
ssdeep	12288:j7EM79NMvXv1D6ZI/cs+3YCCdtkICVqXTwq8npftMSHnQvyL0CBFmZ3W21oQv:8MAND66+3w1XTmpfGSHiw0umWQoQv
TLSH	T1A2F4339D730994C1DDBE789B8A8B132CEA317079A83F610F99880FD054F578A85BE5C3
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: "ACCOUNTS RECEIVABLES <ar.bnbmhwlae@gmail.com>" (likely spoofed)
Received: "from gmail.com (unknown [185.222.58.78]) "
Date: "16 Dec 2024 21:58:21 -0800"
Subject: "FW: TT details for confirmation"
Attachment: "TT copt mt103.pdf.r00"

Intelligence

File Origin

# of uploads :

# of downloads :

131

Origin country :

File Archive Information

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

File name:	TT copt mt103.pdf.exe
File size:	1'267'712 bytes
SHA256 hash:	9bd03d5adeab12d68f22e7f8967b8b49c8b17c933eead9bda7929ca71a3ec051
MD5 hash:	c10d464c3c3cffc66e7d9473d6c0489e
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6772a4d01bb06b8884798c58

Tags:

underscore autorun autoit emotet

Gathering data

Verdict:

Malicious

Labled as:

Trojan.GenericS

Link:

https://www.hybrid-analysis.com/sample/47a8e5c27218e4ec11d4fb2f16d993c2c84a686407d417ed023199149e465d59

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/47a8e5c27218e4ec11d4fb2f16d993c2c84a686407d417ed023199149e465d59/

Threat name:

Win32.Trojan.AutoitInject

Status:

Malicious

First seen:

2024-12-17 06:12:54 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=i6uolqtsddsoyeou7mxrnwmtyleeu2dea7kbp3icggmrjhsglvmq._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/47a8e5c27218e4ec11d4fb2f16d993c2c84a686407d417ed023199149e465d59

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_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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	golang_david_CSC846 Create hunting rule
Author:	David
Description:	CSC-846 Golang

Rule name:	pe_detect_tls_callbacks Create hunting rule

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:	SUSP_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

Rule name:	SUSP_RAR_with_PDF_Script_Obfuscation_RID34A4 Create hunting rule
Author:	Florian Roth
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

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)