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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4bd46ed9c588b369dc6cbaa9d8dd61d59424b677e4724aa7bbe4dc83b170f92. 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: 6


Intelligence 6 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4bd46ed9c588b369dc6cbaa9d8dd61d59424b677e4724aa7bbe4dc83b170f92
SHA3-384 hash: fdab3e6aa00fc9919f6e1552edcd51c0da8f183c1c15ce9de471920a2a88cc4cd3e67864340d0f64f223ce1bdab42c2b
SHA1 hash: e16a5d32dea354085cd845f9ab8b3d778f890cb4
MD5 hash: cbfa130416e1cd2a0ddf457e635d9c3d
humanhash: minnesota-triple-magnesium-washington
File name:Lockbit4.zip
Download: download sample
Signature BlackMatter
Create hunting rule
File size:96'196 bytes
First seen:2024-03-28 13:30:27 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 1536:QURyj38t1eValnHfpPEiNZh+hBtk/yJFhR+N+Z7+/ZyNkR7jk/8bXEAoVlLNNS:hY38t1GSfpEKGIyThRJ7jeF48b0NVlLm
TLSH T13393029CE9E78F4F5F6CAA1BCDA1BE4F00BB0CEF48097E43841C55AA205F769558A510
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter 0x0d4y
Tags:BlackMatter lockbit zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
413
Origin country :
BR BR
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Lockbit4.exe
File size:150'016 bytes
SHA256 hash: 9b5f1ec1ca04344582d1eca400b4a21dfff89bc650aba4715edd7efb089d8141
MD5 hash: e544b3593a6441f9654839e11aa0bea5
MIME type:application/x-dosexec
Signature Ransomware.BlackMatter
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/e4bd46ed9c588b369dc6cbaa9d8dd61d59424b677e4724aa7bbe4dc83b170f92/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
blackmatter filecoder fingerprint lockbit packed ransomware zeroaccess
Link:
https://www.filescan.io/uploads/660571fef1c80c2d4d5b665c/reports/8edaff89-b107-4478-90fb-3efe16524ff0/overview
Verdict:
Suspicious
Labled as:
Mal/EncPk
Link:
https://www.hybrid-analysis.com/sample/e4bd46ed9c588b369dc6cbaa9d8dd61d59424b677e4724aa7bbe4dc83b170f92
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4bd46ed9c588b369dc6cbaa9d8dd61d59424b677e4724aa7bbe4dc83b170f92/
Threat name:
Win32.Ransomware.Lockbit
Create hunting rule
Status:
Malicious
First seen:
2024-03-28 13:31:04 UTC
File Type:
Binary (Archive)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4s6un3m4lcftnhogzovj3dowdvmues3hpzdsjkt3xzg4qoyxb6ja._file
Result
Malware family:
lockbit
Create hunting rule
Score:
  10/10
Tags:
family:lockbit ransomware spyware stealer
Link:
https://tria.ge/reports/240328-r8qhlahh88/
Behaviour
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
Drops file in Program Files directory
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops desktop.ini file(s)
Deletes itself
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Renames multiple (8910) files with added filename extension
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
Create hunting rule
Author:Rony (@r0ny_123)
Description:Detects Blackmatter ransomware
Rule name:Darkside
Create hunting rule
Author:@bartblaze
Description:Identifies Darkside ransomware.
Rule name:lb_stack_string_decrypt
Create hunting rule
Author:0x0d4y
Description:This rule detects the code pattern of the Stack Strings decryption algorithm.
Rule name:Windows_Ransomware_Lockbit_369e1e94
Create hunting rule
Author:Elastic Security
Rule name:win_lockbit_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.lockbit.

File information

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

anyrun
any.run
https://any.run/cybersecurity-blog/lockbit-resurges/?utm_source=linkedin&utm_medium=post&utm_campaign=lockbit&utm_content=linktoblog&utm_term=070324
  
Delivery method
Multiple

Comments