MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c289db78a48eeb82c7d5cce5c45fedb96aed5bbc1fcfe0f3e59d2c6f7e630e4. 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: 5

Intelligence 5 IOCs YARA 34 File information Comments

SHA256 hash:	1c289db78a48eeb82c7d5cce5c45fedb96aed5bbc1fcfe0f3e59d2c6f7e630e4
SHA3-384 hash:	6c258238732d59dd8e3a1ed0e88edabbbbb67d35c79739f3fabbea0003fce97a9e5c32f596357ffe71e79c5cc3d64b20
SHA1 hash:	7f71a60b60225ce7e5a16bceee9ae366b0c3887e
MD5 hash:	316ec23a37423c45f359827d10c4434a
humanhash:	mike-zulu-nevada-queen
File name:	INV-169.r15
Download:	download sample
Signature	Formbook Create hunting rule
File size:	840'549 bytes
First seen:	2025-01-08 07:35:08 UTC
Last seen:	2025-01-08 07:36:28 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:NzYS6Er6iQWBRp2eW74Zc1j4O0TJSYiECy9MgjiALAof5pQ1/Nn5Gzm:5v6Er6iPnlyHals1UMgAmKpam
TLSH	T1020533F92D3B7C2A8CF15E163A3646EC017104EBD71C9A2D101A6A5B8C43EF97E785D8
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 payment r15 rar Shipping

cocaman

Malicious email (T1566.001)
From: "contact@unichemtrading.com" (likely spoofed)
Received: "from [154.203.197.69] (unknown [154.203.197.69]) "
Date: "7 Jan 2025 19:29:58 -0800"
Subject: "Re: New Order and Shipping Inquiry "
Attachment: "New Order.r15"

Intelligence

File Origin

# of uploads :

# of downloads :

105

Origin country :

File Archive Information

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

File name:	dddddddddssaa.exe
File size:	1'369'088 bytes
SHA256 hash:	e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233
MD5 hash:	64f471fde16292a009e36bf0d6a9d096
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Verdict:

Malicious

Score:

90.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=677e2b9ec029bd73f2868b9e

Tags:

autoit emotet

Gathering data

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/1c289db78a48eeb82c7d5cce5c45fedb96aed5bbc1fcfe0f3e59d2c6f7e630e4

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1c289db78a48eeb82c7d5cce5c45fedb96aed5bbc1fcfe0f3e59d2c6f7e630e4/

Threat name:

Win32.Trojan.AutoitInject

Status:

Malicious

First seen:

2025-01-08 00:57:16 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

14 of 24 (58.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=dquj3n4kjdxlqld5lthfyrp63olk5vn3yh6p4dz6lhjmn57ggdsa._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:a02d discovery rat spyware stealer trojan

Link:

https://tria.ge/reports/250108-nq5m1s1jak/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Formbook payload

Formbook

Formbook family

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:	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:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	crime_win32_ransom_avaddon_1 Create hunting rule
Author:	@VK_Intel
Description:	Detects Avaddon ransomware
Reference:	https://twitter.com/VK_Intel/status/1300944441390370819

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

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:	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:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	Formbook Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Formbook in memory
Reference:	internal research

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:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	pe_detect_tls_callbacks 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:	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)

Rule name:	Windows_Trojan_Formbook Create hunting rule
Author:	@malgamy12

Rule name:	Windows_Trojan_Formbook_1112e116 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach

Rule name:	win_formbook_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.formbook.

Rule name:	win_formbook_g0 Create hunting rule
Author:	Slavo Greminger, SWITCH-CERT

Rule name:	win_formbook_w0 Create hunting rule
Author:	@malgamy12

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

rar 1c289db78a48eeb82c7d5cce5c45fedb96aed5bbc1fcfe0f3e59d2c6f7e630e4

(this sample)

Formbook

exe e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233

Delivery method

Distributed via e-mail attachment

Dropping

SHA256 e72ec7940eefc32cbb4e9361ccf0ccd56d918514227dd535e2ca501589c70233

Dropping

Formbook

Dropping

MD5 64f471fde16292a009e36bf0d6a9d096

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