MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 946410c4b8d333a3b8fb34b76e684eee539cf063aa268720e9e60b04aae70059. 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: 18


Intelligence 18 IOCs YARA 5 File information Comments

SHA256 hash: 946410c4b8d333a3b8fb34b76e684eee539cf063aa268720e9e60b04aae70059
SHA3-384 hash: f1e079cd8fa50e3a53279525e41f7e1c9ae41e85409c04d37100927a1e2915ca1be4be4e133e9f0a09820de13b120971
SHA1 hash: de817dc61302ec256d78d63d1b602c0f857c0c25
MD5 hash: a0126911f1b054ef93e18870c7f038dc
humanhash: three-iowa-lemon-berlin
File name:file
Download: download sample
Signature BlackMatter
File size:149'504 bytes
First seen:2026-02-06 21:52:17 UTC
Last seen:2026-02-06 21:54:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 914685b69f2ac2ff61b6b0f1883a054d (36 x BlackMatter, 16 x LockBit, 1 x BlackMatte)
ssdeep 1536:LzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDDvcDf3Cb8QTGpzlTTmUofEg0kd:0qJogYkcSNm9V7D4DKA2WofEgT5jT
Threatray 2'571 similar samples on MalwareBazaar
TLSH T135E36B21B25ED0B3D87718F22726B17DB3EA4D2C0A657803E6D50F887CA49632F4695F
TrID 25.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
19.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.1% (.EXE) Win32 Executable (generic) (4504/4/1)
7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23)
7.8% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter Bitsight
Tags:a3dacb BlackMatter dropped-by-amadey exe


Avatar
Bitsight
url: http://62.60.226.159/LB3.exe

Intelligence


File Origin
# of uploads :
10
# of downloads :
202
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
LockBit
Details
LockBit
a PCG-lockbit seed, a RSA public key modulus, flags, hashes for excluded folders, files, and extensions, hashes for computer names, killed processes and services, a list of credentials, a ransom note, and information parsed from the ransom note
Malware family:
ID:
1
File name:
x5a61e09b9066fcc9024890e420101d24817bad3a21d6c5ce4f63e22180f49831.exe
Verdict:
Malicious activity
Analysis date:
2026-02-06 15:45:06 UTC
Tags:
stealer stealc amadey botnet clipper diamotrix auto svc generic redline lockbit3 ransomware auto-sch auto-reg loader lockbit braincipher python darkside

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
evasive fingerprint packed
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-02-06T11:13:00Z UTC
Last seen:
2026-02-07T12:54:00Z UTC
Hits:
~100
Detections:
Trojan.Win32.Zapchast.bgvs HEUR:Trojan-Ransom.Win32.Lockbit.gen Trojan-Ransom.Win32.BlackMatter.d Trojan.Win32.Udochka.sb Trojan-Ransom.Win32.Lockbit.tre Trojan-Ransom.Win32.Encoder.sb Trojan-Dropper.Win32.Dapato.sb Trojan.Win32.Inject.sb Trojan.Win32.Agent.sb HEUR:Trojan-Ransom.Win32.Generic PDM:Trojan.Win32.Generic Trojan-Ransom.Win32.Agent.sb Trojan-Dropper.Win32.Dycler
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:
2026-02-06 16:28:54 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 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 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 (921) files with added filename extension
Unpacked files
SH256 hash:
946410c4b8d333a3b8fb34b76e684eee539cf063aa268720e9e60b04aae70059
MD5 hash:
a0126911f1b054ef93e18870c7f038dc
SHA1 hash:
de817dc61302ec256d78d63d1b602c0f857c0c25
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: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: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 946410c4b8d333a3b8fb34b76e684eee539cf063aa268720e9e60b04aae70059

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

Comments