MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c. 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: 8

Intelligence 8 IOCs YARA 21 File information Comments

SHA256 hash:	52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c
SHA3-384 hash:	235697dac47a571cf888110b01ccd4ccf0b052737acf3b3efd63045aeaf247eff5b88701a7676965c3743f5e9ba5d1aa
SHA1 hash:	10c78a32e1ae2e4bcc4cf10b67df28c60a00af3d
MD5 hash:	36d5fdf6ded56f04ff7ce2aab10e64ff
humanhash:	south-three-eight-lithium
File name:	Order 1450589-155802 pdf.rar
Download:	download sample
Signature	Formbook Create hunting rule
File size:	711'387 bytes
First seen:	2025-08-25 10:07:41 UTC
Last seen:	2025-08-25 10:26:55 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:atPDd01MVtkvnqvXoIlk32HF+y+8haBUYE+S2CUBpuIafGq7bixZAkCW4rQJJQgg:aNDdWMVsqvXVl5+y+/BUAoGq78aEQ5
TLSH	T14FE4234DADB08E0534CDE4203EFDB8B099028D9DD8ADF64F6F2D18CFC696A6125925C3
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: "Capraz Evren <evren.capraz@trigo-group.com>" (likely spoofed)
Received: "from trigo-group.com (unknown [185.222.57.92]) "
Date: "21 Aug 2025 00:08:06 -0700"
Subject: "RE: Order 1450589-155802 "
Attachment: "Order 1450589-155802 pdf.rar"

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:	Order 1450589-155802 pdf.exe
File size:	1'268'224 bytes
SHA256 hash:	63042251c69af48ed27bf8dc6209781fa1b37dbd799105d465f80c4a91e10ac8
MD5 hash:	4d1abe0af2d1ee29b39b4c40430deb0c
MIME type:	application/x-dosexec
Signature	Formbook

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.27342.RarHeur.v5.HideExt.UNOFFICIAL

Verdict:

Malicious

Score:

91.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68ac362deb163e0ec182a505

Tags:

underscore autoit emotet

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script fingerprint fingerprint keylogger lolbin masquerade microsoft_visual_cc msconfig packed threat

Link:

https://www.filescan.io/uploads/68ac365b253799db621b6f07/reports/046a712f-1e8e-4edc-9275-1a617550c6d3/overview

Verdict:

Malicious

Labled as:

Trojan.U.FormBook

Link:

https://www.hybrid-analysis.com/sample/52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c

Verdict:

Malicious

File Type:

rar

First seen:

2025-08-21T02:55:00Z UTC

Last seen:

2025-08-21T02:55:00Z UTC

Hits:

~1000

Detections:

Trojan-Spy.Win32.Noon.sb Trojan-PSW.Win32.Stealer.sb Trojan.Win32.Strab.sb Trojan.Win32.Inject.sb Trojan.Win32.Zenpak.sb PDM:Trojan.Win32.Generic HEUR:Trojan.Script.AUO.gen

Link:

https://opentip.kaspersky.com/52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c/results?tab=lookup

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c/

Verdict:

Malicious

Threat:

Trojan.Win32.Inject

Link:

https://tip.neiki.dev/file/52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c

Threat name:

Win32.Trojan.AutoitInject

Status:

Malicious

First seen:

2025-08-21 07:44:58 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=klwkgnl2bhhfuzbglqakrmkwrys75ftxbdd5wfl6axq2sgioanoa._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery

Link:

https://tria.ge/reports/250825-mpb4msep6x/

Behaviour

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Program crash

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:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/52eca3357a09ce5a64265c00a8b1568e25fe967708c7db157e05e1a9190e035c

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:	CP_AllMal_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

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:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	dgaagas Create hunting rule
Author:	Harshit
Description:	Uses certutil.exe to download a file named test.txt

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

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)