MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb. 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

BlankStealer

Vendor detections: 13

Intelligence 13 IOCs YARA 29 File information Comments

SHA256 hash:	8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb
SHA3-384 hash:	e11f5c49c9fd75db30f52bac0be7c6e85b292d608cdc988c445127096653784207731a8b91a12fb38b1c16a44046c3ee
SHA1 hash:	af9f48abeefe94640a728db7545a7a27d7f9fc8b
MD5 hash:	68fd8ef08845e30e5433b0a3d5f12616
humanhash:	grey-kitten-august-winner
File name:	builder.exe
Download:	download sample
Signature	BlankStealer Create hunting rule
File size:	6'326'945 bytes
First seen:	2026-10-13 19:48:09 UTC
Last seen:	2026-10-14 21:45:12 UTC
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	0b5552dccd9d0a834cea55c0c8fc05be (17 x BlankGrabber, 16 x LunaLogger, 8 x CrealStealer)
ssdeep	98304:CUDrBV5NamaHl3Ne4i3A7tfXJOLhx9fZAzDJ4YzNgsRuGKyRqUrvK1WMEF:CUvaeNyFJMIDJpJgsAGKyR/IWMu
TLSH	T1B85633B0279449E1EDBB463ED45BDC0EC5B0F8060354EA8B036442BA1F776691E7FBA1
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	NyxIndius
Tags:	BlankGrabber BlankStealer exe

Intelligence

File Origin

# of uploads :

# of downloads :

219

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

BlankGrabber BlankOBF PyInstaller

Details

Link:

https://research.acce.ciphertechsolutions.com/results/3ba8c6a0-cccd-4954-b3e1-eea292964840/

Malware family:

n/a

ID:

File name:

https://github.com/Blanker-c/Blank/

Verdict:

Malicious activity

Analysis date:

2026-08-25 10:34:27 UTC

Tags:

arch-exec arch-doc uac stealer evasion discord ip-check blankgrabber pyinstaller susp-powershell generic

Link:

https://app.any.run/tasks/49141ed9-2fa0-42e4-a57e-e01da93818dc

Note:

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

Detection:

BlankStealer

Link:

https://www.capesandbox.com/analysis/91753/

Detection(s):

SecuriteInfo.com.HEUR.Trojan-PSW.Python.Agent.gen.8588.26986.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ad12ef56f551121ba164394

Tags:

shell virus sage

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% subdirectories

Restart of the analyzed sample

Running batch commands

Creating a process with a hidden window

Launching the process to interact with network services

Launching a process

DNS request

Connection attempt

Sending a custom TCP request

Adding an exclusion to Microsoft Defender

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

expired-cert invalid-signature masquerade microsoft_visual_cc overlay packed packed pyinstaller signed

Link:

https://www.filescan.io/uploads/6ace8aff8ff88d705eafa93b/reports/9c57020a-ea71-478b-a48d-8521c0eb4a5b/overview

Verdict:

Malicious

Labled as:

Trojan[Packed]/Win64.PyInstaller

Link:

https://www.hybrid-analysis.com/sample/8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb

Verdict:

Malicious

File Type:

exe x64

First seen:

2023-07-09T01:28:00Z UTC

Last seen:

2026-10-15T15:13:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/b458e431-39a3-409a-bc4a-63f8e8411492

Score:

95%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb

Verdict:

inconclusive

YARA:

5 match(es)

Tags:

Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/68fd8ef08845e30e5433b0a3d5f12616

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb/

Threat name:

Win64.Trojan.Generic

Status:

Suspicious

First seen:

2023-07-09 06:18:34 UTC

File Type:

PE+ (Exe)

Extracted files:

400

AV detection:

23 of 38 (60.53%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rnplu2lbmqqhiocpd65kd6jwz66duvbg34jjzkctkqsdx7pajc5q._file

Result

Malware family:

n/a

Score:

8/10

Tags:

collection credential_access defense_evasion discovery execution persistence privilege_escalation spyware stealer upx

Link:

https://tria.ge/reports/261013-yh8ptaswcv/

Behaviour

Detects videocard installed

Gathers system information

Runs net.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Browser Information Discovery

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

Executes a command shell one-liner

Reads the TCP/IP host and domain name from the registry

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Wi-Fi Discovery

Enumerates video capture drivers

Queries system WMI classes for hardware identifiers

Discovers running processes

UPX packed file

Accesses cryptocurrency files/wallets, possible credential harvesting

Contacts third-party web service commonly abused for C2

Looks up external IP address via web service

Clipboard Data

Executes dropped EXE

Loads dropped DLL

Reads user/profile data of web browsers

Unsecured Credentials: Credentials In Files

Command and Scripting Interpreter: PowerShell

Disables one or more Microsoft Defender components

Unpacked files

SH256 hash:

8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb

MD5 hash:

68fd8ef08845e30e5433b0a3d5f12616

SHA1 hash:

af9f48abeefe94640a728db7545a7a27d7f9fc8b

Link:

https://www.unpac.me/results/46c719ed-f9bb-4e97-91eb-c6bd2dd459bb/

SH256 hash:

76fdb83fde238226b5bebaf3392ee562e2cb7ca8d3ef75983bf5f9d6c7119644

MD5 hash:

870fea4e961e2fbd00110d3783e529be

SHA1 hash:

a948e65c6f73d7da4ffde4e8533c098a00cc7311

Link:

https://www.unpac.me/results/46c719ed-f9bb-4e97-91eb-c6bd2dd459bb/

SH256 hash:

90341ac8dcc9ec5f9efe89945a381eb701fe15c3196f594d9d9f0f67b4fc2213

MD5 hash:

9c223575ae5b9544bc3d69ac6364f75e

SHA1 hash:

8a1cb5ee02c742e937febc57609ac312247ba386

Link:

https://www.unpac.me/results/46c719ed-f9bb-4e97-91eb-c6bd2dd459bb/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8b5eba696164/report/overview.html

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

Threat name:

Suspicious File

Score:

0.58

Link:

https://yomi.yoroi.company/submissions/8b5eba6961642074384f1fbaa1f936cfbc3a5426df129ca85354243bfde048bb

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

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

Rule name:	DebuggerException__SetConsoleCtrl 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:	Detect_PyInstaller Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects PyInstaller compiled executables across platforms

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

Rule name:	ldpreload Create hunting rule
Author:	xorseed
Reference:	https://stuff.rop.io/

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	TigerRAT_pe_yaraify Create hunting rule
Author:	hunts-yara-code
Description:	YARAify-tightened byte rule from 9 sample(s) -- VERIFY hits

Rule name:	UPX Create hunting rule
Author:	kevoreilly
Description:	UPX Unpacker: dump on OEP (original entry point)

Rule name:	upxHook Create hunting rule
Author:	@r3dbU7z
Description:	Detect artifacts from 'upxHook' - modification of UPX packer
Reference:	https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

Rule name:	upx_largefile Create hunting rule
Author:	k3nr9

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:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	WHIRLPOOL_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants

Rule name:	WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Fantom (pe, etat extrait)

Rule name:	WIN_Malware_PythonStealer_ForgeAuto_b24cb5bd Create hunting rule
Author:	Marjoriefort
Description:	Detects PythonStealer (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_125525a3 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_92a28498 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

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