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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9
SHA3-384 hash: 2d64691d8e04a9c4b624b54edbc0fb2f4a6f943c245f00c7fd6b90eefb899193a237f862ae7591788a7c52a8d9a8e9ac
SHA1 hash: 734400d4444b88fe3848c80e3dba2ad9a5155c56
MD5 hash: 17a7cd1ead2d35ed5d69c71d4fd7386d
humanhash: double-pip-nitrogen-florida
File name:20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9
Download: download sample
Signature BlackMatter
Create hunting rule
File size:477'827 bytes
First seen:2024-12-23 11:10:37 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJI:VA
TLSH T130A409F0636099E3B6D94993B265195E3B2A103F7AC635D84083FBDD1C7BAC08A19CD7
Magika powershell
Reporter TheRavenFile
Tags:BlackMatter lockbit lockbit4.0 powershell ps1 Ransomware


Avatar
RakeshKrish12
Source: https://theravenfile.com/2024/06/26/the-return-of-lockbit/

Intelligence

File Origin
# of uploads :
1
# of downloads :
436
Origin country :
IN IN
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Encoder.35959.27448.17063.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67694a388a4d48ee35fe7a7c
Tags:
ransomware virus remo
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lockbit loki powershell powershell
Link:
https://www.filescan.io/uploads/6769454f103c07c1637760d3/reports/3f917f7b-3e44-46fc-b8e8-68c2941b6945/overview
Verdict:
Malicious
Labled as:
PWSH.Loki.A.Generic
Link:
https://www.hybrid-analysis.com/sample/20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9
Result
Threat name:
LockBit ransomware, Metasploit
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1579856
Signature
AI detected suspicious sample
Antivirus detection for dropped file
Changes the wallpaper picture
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found malware configuration
Found post-exploitation toolkit Empire
Found potential ransomware demand text
Found ransom note / readme
Found Tor onion address
Hides threads from debuggers
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Sigma detected: Suspicious PowerShell Parameter Substring
Writes a notice file (html or txt) to demand a ransom
Writes to foreign memory regions
Yara detected LockBit ransomware
Yara detected MetasploitPayload
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9/
Threat name:
Script-PowerShell.Trojan.Lockbit
Create hunting rule
Status:
Malicious
First seen:
2024-12-19 22:25:10 UTC
File Type:
Text (PowerShell)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=edozd5mj5j33qteo2d3hxtudpupu25ui4vtvjzyj2rt5wc7kapeq._file
Verdict:
malicious
Label(s):
lockbit
Create hunting rule
Similar samples:
error
BlackMatter
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery execution ransomware
Link:
https://tria.ge/reports/241223-nm94bsypev/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Indicator Removal: File Deletion
Checks computer location settings
Deletes itself
Executes dropped EXE
Renames multiple (142) files with added filename extension
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Lockbit
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/20dd91f589ea77b84c8ed0f67bce837d1f4d7688e56754e709d467db0bea03c9

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:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution

File information

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

Comments