MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502
SHA3-384 hash: 79477648895c71a818d16aa283fdfb95a70df6d707f6e1ee1923f43212efc570ee35735ea92b3d4bd2805ff7d8240e8b
SHA1 hash: 10d6d3c957facf06098771bf409b9593eea58c75
MD5 hash: 3f9a28e8c057e7ea7ccf15a4db81f362
humanhash: double-jupiter-fish-alaska
File name:6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502
Download: download sample
Signature BlackMatter
Create hunting rule
File size:2'077'696 bytes
First seen:2021-08-05 04:54:48 UTC
Last seen:2023-07-25 23:37:40 UTC
File type: elf
MIME type:application/x-executable
ssdeep 49152:k5Wy/20shMXR8uUz9cBbLc/6LCM01iNFFB9wO:k5Wy//sO8uDq6
TLSH T115A54B5FB66698EFC1A6D830C65BE0A2B9217C5942327A373195F7300D7AF204F1A772
telfhash t1bc21ee0da93d0abd4aa55d20e95967e38247c23662766706ffa5cec4866f80af10cc0f
Reporter JAMESWT_WT
Tags:BlackMatter elf linux Ransomware

Intelligence

File Origin
# of uploads :
3
# of downloads :
617
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Linux.Agent.jc.5677.6521.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
67
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
51.79.243.236:80
UDP botnet C2(s):
not identified
Malware family:
DarkSide Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e26d39fe-6b8b-4ed9-b743-f3f54f322a04
Result
Threat name:
BLACKMatter
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/827902
Signature
Found Tor onion address
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected BLACKMatter Ransomware
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-08-02 22:43:12 UTC
File Type:
ELF64 Little (Exe)
AV detection:
4 of 46 (8.70%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
linux persistence
Link:
https://tria.ge/reports/210805-4tj82xmkws/
Behaviour
Writes file to tmp directory
Reads CPU attributes
Creates/modifies Cron job
Modifies hosts file
Writes DNS configuration
Deletes system logs
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6a7b7147fea63d77368c73cef205eb75d16ef209a246b05698358a28fd16e502

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

  
X
https://twitter.com/malwrhunterteam/status/1422972905541996546?s=20

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