MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f. 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 9 File information Comments

SHA256 hash:	44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f
SHA3-384 hash:	7f79846772ff68046de6533b164210228ea187cc17e49f9d23fef469b9abe891398b6222854729ae0cc6d8ac909cb713
SHA1 hash:	ae2f5b936058d8e58afec59f739f90b3403ef53b
MD5 hash:	305446f36e16f4f6216635d99291e8fe
humanhash:	nevada-washington-mirror-mobile
File name:	44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'216'000 bytes
First seen:	2026-10-14 16:04:30 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'288 x AgentTesla, 20'697 x Formbook, 12'401 x SnakeKeylogger)
ssdeep	24576:SauDnhhOadOdvDmWQKyNxL4ZhTGzE3jUjxJ3chc:SaubhNOaFNx03GzETUjPkc
TLSH	T11D4501682345DC16C9910FB509F1D7B413B78E969402D303AAFABEFBB96D7A634091C3
TrID	70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.2% (.EXE) Win64 Executable (generic) (6522/11/2) 4.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	ShadowOpCode
Tags:	exe FormBook RGBLoader

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

ConfuserEx RoboSki

Details

Link:

https://research.acce.ciphertechsolutions.com/results/18aaba3b-722f-4c48-a5df-f281dca8acbc/

Detection:

Formbook

Link:

https://www.capesandbox.com/analysis/91907/

Detection(s):

SecuriteInfo.com.Trojan.Siggen35.24067.5731.12426.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad16a1c6f551121ba16647e

Tags:

virus cupi msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a custom TCP request

Creating a process with a hidden window

Restart of the analyzed sample

Launching the default Windows debugger (dwwin.exe)

Adding an exclusion to Microsoft Defender

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

obfuscated packed

Link:

https://www.filescan.io/uploads/6acfa84d5fe91cc0f6036d55/reports/485367b6-be96-4573-8b53-e811117306f3/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-10-11T11:56:00Z UTC

Last seen:

2026-10-16T00:25:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/783c5579-4637-4216-b462-6fc1689ec5ac

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f

Verdict:

inconclusive

YARA:

10 match(es)

Tags:

.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.17 Win 32 Exe x86

Link:

https://app.malva.re/file/305446f36e16f4f6216635d99291e8fe

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f/

Threat name:

Win32.Spyware.Noon

Status:

Suspicious

First seen:

2026-10-09 23:47:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

25 of 38 (65.79%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=iqav6uxbv46kamnjdriztdsopwasscmgpwdojnfmzw3tppmsnyxq._file

Verdict:

malicious

Label(s):

Formbook

Link:

https://reports.threatray.com/e5602346-5d9d-42fa-8b5b-e92d49c84238

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook discovery evasion execution persistence rat spyware stealer trojan

Link:

https://tria.ge/reports/261014-th7qasvt7r/

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

Adds Run key to start application

Checks computer location settings

Executes dropped EXE

Command and Scripting Interpreter: PowerShell

Family: Formbook

Formbook payload

Modifies Windows Defender DisableAntiSpyware settings

Unpacked files

SH256 hash:

44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f

MD5 hash:

305446f36e16f4f6216635d99291e8fe

SHA1 hash:

ae2f5b936058d8e58afec59f739f90b3403ef53b

Link:

https://www.unpac.me/results/2332bf88-6eba-45b5-a0f9-8c7f14863e93/

SH256 hash:

7f89b83b6f175e01f92258c7e8b0d300feffa319d5d888822160fbff1b224283

MD5 hash:

bd1c6413bf7d2d9379be130f87353f50

SHA1 hash:

955984a548f2fc24b0e3b12629279c4b4cf505cc

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

Link:

https://www.unpac.me/results/2332bf88-6eba-45b5-a0f9-8c7f14863e93/

SH256 hash:

c4ff80fbb1b2133b1f76bb68d29f776437a5b168ab12da8876aa25f16888a391

MD5 hash:

2df86e0c3383c2a1ba077bd3eac73794

SHA1 hash:

f4b103d7cd6d89ec06da3770e66382f1cd854402

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/2332bf88-6eba-45b5-a0f9-8c7f14863e93/

Parent samples :
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Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/44015f52e1af3ca031a91c51998e4e7d812909867d86e4b4accdb737bd926e2f

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:	DotNet_RGB_Embedded_AssemblyLoader_Hunt Create hunting rule
Author:	ShadowOpCode
Description:	Hunt .NET bitmap RGB extraction combined with embedded resources and assembly loading

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	HUNT_NET_Loader_ImagePixel_To_AssemblyLoad Create hunting rule
Author:	Anish Bogati
Description:	Hunting: .NET loader that reads pixel data from an embedded image, loads it as a .NET assembly, and runs it via reflection or late binding. Catches bitmap-steganography loaders.

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

Rule name:	pe_imphash Create hunting rule

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

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	WIN_Malware_Derialock_ForgeAuto_3127f957_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Derialock (pe, etat extrait)

Rule name:	WIN_Sample_Unique_69354b41 Create hunting rule
Author:	Marjoriefort
Description:	Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:	69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

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/91907/

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