MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187. 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: 11

Intelligence 11 IOCs YARA 25 File information Comments

SHA256 hash:	0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187
SHA3-384 hash:	d90cc6fccbb46fa9109ff95b80fa3a8f1b31b33b5de325260342c4adf8187abfa8f95d5e7c1846a9ec43e03d4966bdcb
SHA1 hash:	436dbe4b5095b85b1b059d7444173f1d9d5d1668
MD5 hash:	4bd9ae8784e57ba42be7a2e6e377dec7
humanhash:	minnesota-beer-twenty-fruit
File name:	1KMK1.PS1
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'498'962 bytes
First seen:	2026-10-29 10:06:36 UTC
Last seen:	Never
File type:	ps1
MIME type:	text/plain
ssdeep	24576:8rvnDGyLqxKaR8TaVdHmPb8cApTiOcF3zJSqwy4zXFaO9sys6L0pd2NJUz8uzGQK:8rDGimFmdSTXnnh6Z5S
TLSH	T1AC65232DA5891BDD4D22B5F6F270FC8C6AEC5357494B2615A32CCD3037AC8B16B27863
Magika	powershell
Reporter	juroots
Tags:	FormBook ps1

Intelligence

File Origin

# of uploads :

# of downloads :

135

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ae31ad3b121dd519dce9760

Tags:

phishing belarus lien

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

aes aspnet_compiler base64 base64 crypto encrypted evasive lolbin obfuscated reconnaissance

Link:

https://www.filescan.io/uploads/6ae31ad16abab374a5a0bdbd/reports/a127939d-6ad8-4dc6-82d6-2760a3ea4ad5/overview

Verdict:

Malicious

Labled as:

PowerShell/TrojanDropper.Agent

Link:

https://www.hybrid-analysis.com/sample/0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187

Verdict:

Malicious

File Type:

ps1

First seen:

2026-10-28T08:34:00Z UTC

Last seen:

2026-10-31T02:21:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187/results?tab=lookup

Result

Threat name:

FormBook, PSLoader

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1994575

Signature

.NET source code contains method to dynamically call methods (often used by packers)

Antivirus detection for URL or domain

Found direct / indirect Syscall (likely to bypass EDR)

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Modifies the context of a thread in another process (thread injection)

Queues an APC in another process (thread injection)

Suricata IDS alerts for network traffic

Switches to a custom stack to bypass stack traces

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Unusual module load detection (module proxying)

Writes to foreign memory regions

Yara detected FormBook

Yara detected Powershell decode and execute

Yara detected PSLoader

Behaviour

Behavior Graph:

Download SVG

Score:

73%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187

Verdict:

inconclusive

YARA:

1 match(es)

Tags:

PowerShell T1059.001

Link:

https://app.malva.re/file/4bd9ae8784e57ba42be7a2e6e377dec7

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187/

Threat name:

Win32.Trojan.Qwexlafiba

Status:

Malicious

First seen:

2026-10-28 20:56:31 UTC

AV detection:

7 of 23 (30.43%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=b7oynaho4f3cmeguouk2zz5xjm7oofpjhzor7oxm7jnsjd6r4gdq._file

Verdict:

malicious

Label(s):

FantomCrypt

Formbook

Link:

https://reports.threatray.com/5be63e7d-67e4-4787-90fe-293570bf7741

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook adware collection defense_evasion discovery execution privilege_escalation rat spyware stealer trojan

Link:

https://tria.ge/reports/261029-l5qrasb18p/

Behaviour

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

Command and Scripting Interpreter: PowerShell

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Badlisted process makes network request

Family: Formbook

Formbook payload

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/0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187

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:	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__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:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

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_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	TH_Win_ETW_Bypass_2025_CYFARE Create hunting rule
Author:	CYFARE
Description:	Windows ETW Bypass Detection Rule - 2025
Reference:	https://cyfare.net/

Rule name:	WIN_Malware_SalatStealer_ForgeAuto_542e717b Create hunting rule
Author:	Marjoriefort
Description:	Detects SalatStealer (pe, etat binaire)

Rule name:	WIN_Malware_Sliver_ForgeAuto_2ddb463c Create hunting rule
Author:	Marjoriefort
Description:	Detects Sliver (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_2ffc3572 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_5001c94c Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_ce8c5b46 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_ValleyRAT_ForgeAuto_401c5e16 Create hunting rule
Author:	Marjoriefort
Description:	Detects ValleyRAT (pe, etat binaire)

File information

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

Web download

Formbook

ps1 0fdd8680eee1762610d47515ace7b74b3ee715e93e5d1fbaecfa5b248fd1e187

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/4042599/

Delivery method

Distributed via web download

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