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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f87c47d2cd49eb5d0cc2dbcedf9822c74dcb8e87670ed3f1ec9f5a0d0a74844. 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



BlackMatter


Vendor detections: 16


Intelligence 16 IOCs YARA 7 File information Comments

SHA256 hash: 8f87c47d2cd49eb5d0cc2dbcedf9822c74dcb8e87670ed3f1ec9f5a0d0a74844
SHA3-384 hash: 37973b224eef1b1547dd47786907e4688a091f5a33ef498741bf006e4c469acaa95b6a88b11f171107494ba451ff39c2
SHA1 hash: 49bdbe1a50188098fe24d406bdccf5807735150a
MD5 hash: cc4ee7a96e87e5313e8aa208e2b3c3ea
humanhash: illinois-earth-connecticut-wolfram
File name:LB3.exe
Download: download sample
Signature BlackMatter
File size:150'528 bytes
First seen:2026-09-13 08:25:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 914685b69f2ac2ff61b6b0f1883a054d (37 x BlackMatter, 16 x LockBit, 1 x BlackMatte)
ssdeep 3072:qqJogYkcSNm9V7DBD2Qp0DEgA0lwnatT:qq2kc4m9tDBLg
TLSH T112E36C21F11ED0B3D47718F12726B17EB3AA4D2C1AA57807E6D50F88BCA49232F4555F
TrID 20.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
19.8% (.EXE) Win64 Executable (generic) (6522/11/2)
15.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4504/4/1)
6.3% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter kejult
Tags:BlackMatter exe lockbit Ransomware

Intelligence


File Origin
# of uploads :
1
# of downloads :
160
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
lockbit
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-09-13 08:34:20 UTC
Tags:
lockbit ransomware braincipher darkside

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
darkside evasive fingerprint lockbit lockfile packed ransomware reconnaissance zeroaccess
Malware family:
BlackMatter Ransomware
Verdict:
Malicious
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Threat name:
Win32.Ransomware.Lockbit
Status:
Malicious
First seen:
2026-09-13 08:26:23 UTC
File Type:
PE (Exe)
AV detection:
33 of 36 (91.67%)
Threat level:
  5/5
Result
Malware family:
lockbit
Score:
  10/10
Tags:
family:lockbit defense_evasion discovery ransomware spyware stealer
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Enumerates system info in registry
Modifies Control Panel
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops desktop.ini file(s)
Enumerates connected drives
Indicator Removal: File Deletion
Checks computer location settings
Deletes itself
Executes dropped EXE
Reads user/profile data of web browsers
Renames multiple (995) files with added filename extension
Unpacked files
SH256 hash:
8f87c47d2cd49eb5d0cc2dbcedf9822c74dcb8e87670ed3f1ec9f5a0d0a74844
MD5 hash:
cc4ee7a96e87e5313e8aa208e2b3c3ea
SHA1 hash:
49bdbe1a50188098fe24d406bdccf5807735150a
Detections:
triage_blackmatter_ransomware triage_lockbit3_ransomware triage_lockbit_ransomware
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:CRIME_WIN32_RANSOM_BLACKMATTER
Author:Rony (@r0ny_123)
Description:Detects Blackmatter ransomware
Rule name:Darkside
Author:@bartblaze
Description:Identifies Darkside ransomware.
Rule name:Detect_all_IPv6_variants
Author:Bierchermuesli
Description:Generic IPv6 catcher
Rule name:lb_apihashing_code_1
Author:0x0d4y
Description:This rule detects samples from the Lockbit3.0 (and BlackMatter) family unpacked in memory, identifying code reuse of key functions.
Rule name:lb_stack_string_decrypt_1
Author:CTI Purple Team
Description:This rule detects the code pattern of the Stack Strings decryption algorithm.
Rule name:VECT_Ransomware
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:Windows_Ransomware_Lockbit_369e1e94
Author:Elastic Security

File information


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

Web download

BlackMatter

Executable exe 8f87c47d2cd49eb5d0cc2dbcedf9822c74dcb8e87670ed3f1ec9f5a0d0a74844

(this sample)

  
Delivery method
Distributed via web download

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