MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab5cb437519d061aea4c7d01888b647f7308e049b0f36798e2c6f12becc95465. 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 10 File information Comments

SHA256 hash:	ab5cb437519d061aea4c7d01888b647f7308e049b0f36798e2c6f12becc95465
SHA3-384 hash:	30a7e2bb0b16ecbb3b02bd18e7cd23fc225a37cac5cfff15e3148b4e85f2cff4458c55c2de922e24b9a28e497145a25c
SHA1 hash:	fd34c73fd633910b15cfd61c1c97be589cdf21e8
MD5 hash:	ddd0eba37f3045affe7f552a3c96c2bc
humanhash:	one-seven-jupiter-vegan
File name:	123-55 - Approved.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	697'629 bytes
First seen:	2025-04-04 08:11:27 UTC
Last seen:	2025-04-04 09:05:32 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:nk8cmIIEg0U7yUauHsMalpGzymUYGusrd3CepZMn4TDobS+UI/y/qzKr1v9zCseG:nTRrb08yUauHsMuGumUxrdhQn/MIqDd7
TLSH	T128E43389FBE3A4F11B21A7717242889A5C9C6D0CF3711F69693BA6BC21307B49C5F4B1
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: "IBackup Portal <kit@migenetika.com>" (likely spoofed)
Received: "from postfix-inbound-v2-3.inbound.mailchannels.net (inbound-egress-11.mailchannels.net [23.83.208.2]) "
Date: "04 Apr 2025 09:03:44 +0000"
Subject: "Portal file approved 04-04-2025"
Attachment: "123-55 - Approved.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

192

Origin country :

File Archive Information

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

File name:	123-55 Statement.exe
File size:	1'191'424 bytes
SHA256 hash:	214d448a792633cda80f61c6a00ff854b695a313e4de453b8771438cd1d9c794
MD5 hash:	cfbc6645a708225cba60d9832497953d
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67ef95da855e5ec5240dd106

Tags:

autoit emotet

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script fingerprint hacktool keylogger lolbin masquerade microsoft_visual_cc packed packed packer_detected regedit wmic

Link:

https://www.filescan.io/uploads/67ef945b9a45590291150fdf/reports/8ae1cc06-5ad5-449b-8a7d-c0491173360e/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/ab5cb437519d061aea4c7d01888b647f7308e049b0f36798e2c6f12becc95465

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ab5cb437519d061aea4c7d01888b647f7308e049b0f36798e2c6f12becc95465/

Threat name:

Win32.Trojan.AutoitInject

Status:

Malicious

First seen:

2025-04-04 08:11:30 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

22 of 38 (57.89%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vnolin2rtudbv2smpuayrc3ep5zqrycjwdzwpghcy3ysx3gjkrsq._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery

Link:

https://tria.ge/reports/250404-kfbemss1hv/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

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.

Threat name:

Formbook

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/ab5cb437519d061aea4c7d01888b647f7308e049b0f36798e2c6f12becc95465

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:	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:	SUSP_Imphash_Mar23_3 Create hunting rule
Author:	Arnim Rupp (https://github.com/ruppde)
Description:	Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
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)