MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3. 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: 15

Intelligence 15 IOCs YARA 26 File information Comments

SHA256 hash:	6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3
SHA3-384 hash:	d2b218fa4abf4c2d5a5a829f7aab766c06aa7ad284d4e44ff6ca1158cfc51aff8d7025058dd18a1bf13bc5d626efcc03
SHA1 hash:	98b87e352f0aa578eae0c6c4aacacaf5032fa019
MD5 hash:	b91ce67cd66d3a3e33f4b972742ef46b
humanhash:	minnesota-delta-sad-fifteen
File name:	6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'080'320 bytes
First seen:	2026-09-04 20:32:59 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'218 x AgentTesla, 20'417 x Formbook, 12'370 x SnakeKeylogger)
ssdeep	24576:VALrJ4dm0qH8YMMtPL9Lkaml3InzRs7C1rxN8yVPaSEyR:VAB4dm0qH8Y1tRkPl3ss7C1j8EUy
TLSH	T1C6350258170ACC12DD835FB45D70E7F42BB99ED4A920C3139EEABDF7B87655928082C2
TrID	73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.6% (.EXE) Win64 Executable (generic) (6522/11/2) 4.5% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
dhash icon	f0f0b8f9d9b0ccf0 (3 x Formbook, 2 x PureLogsStealer, 1 x AgentTesla)
Reporter	adrian__luca
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

135

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

RoboSki

Details

Link:

https://research.acce.ciphertechsolutions.com/results/a3ab4a09-a5e7-47fe-a639-8310aa7b2b31/

Malware family:

formbook

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-09-04 23:19:36 UTC

Tags:

netreactor formbook xloader

Link:

https://app.any.run/tasks/9953384d-7df0-4c91-a3b4-f19ce625b09b

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/84070/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a service

Creating a process with a hidden window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Adding an exclusion to Microsoft Defender

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

entropy formbook packed vbnet

Link:

https://www.filescan.io/uploads/6a9b2b101d9c63a90788eef8/reports/e2cad865-6c70-4754-91fd-eb38fea8918a/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-08-10T21:41:00Z UTC

Last seen:

2026-09-02T08:48:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/ece6812e-4c50-4f2f-82d3-eb4ec22a15c0

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3

Verdict:

inconclusive

YARA:

10 match(es)

Tags:

.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.22 Win 32 Exe x86

Link:

https://app.malva.re/file/b91ce67cd66d3a3e33f4b972742ef46b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2026-08-11 03:17:13 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

28 of 36 (77.78%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=nfi3nshkvuv2ch5yj4wdiaepjxnghps7tko2wsxf23h7kdmcm2rq._file

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook discovery execution rat spyware stealer trojan

Link:

https://tria.ge/reports/260904-zb2tcshp51/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Checks computer location settings

Command and Scripting Interpreter: PowerShell

Family: Formbook

Formbook payload

Unpacked files

SH256 hash:

6951b6c8eaad2ba11fb84f2c34008f4dda63be5f9a9dab4ae5d6cff50d8266a3

MD5 hash:

b91ce67cd66d3a3e33f4b972742ef46b

SHA1 hash:

98b87e352f0aa578eae0c6c4aacacaf5032fa019

Link:

https://www.unpac.me/results/89930a2c-f436-4e39-88a6-c35143cfd843/

SH256 hash:

76e498f6c3056812a6aa5dab98d61ce4f38fb688de62766a3d6b233f68a51f0b

MD5 hash:

68a9e112ca72295fa5caac73cc65232a

SHA1 hash:

36d946402d86bf9e2e06c58dca1afe57258e7b11

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/89930a2c-f436-4e39-88a6-c35143cfd843/

Parent samples :
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SH256 hash:

1698205e7d13810957abc757430ca2f9d5e0851558e7f33ede372ce42703fef7

MD5 hash:

43c6a5ad9dd22f5252d6bf5af4b6be9b

SHA1 hash:

827463446357aee4fb4b4adf695467d2c676c0d7

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

Link:

https://www.unpac.me/results/89930a2c-f436-4e39-88a6-c35143cfd843/

SH256 hash:

2bf01c5b04d52f23c1086ce354e6998e4797c9dd5a6ebf11bee83b608f923c39

MD5 hash:

3128a457366233c6f27cff8536281b25

SHA1 hash:

401df853b40e86150c9d17d0edb4002cd34573d6

Link:

https://www.unpac.me/results/89930a2c-f436-4e39-88a6-c35143cfd843/

Malware family:

FormBook

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/6951b6c8eaad/report/overview.html

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:	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:	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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

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:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

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

File information

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

Cape

https://www.capesandbox.com/analysis/84070/

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