MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb. 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


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb
SHA3-384 hash: 694c54a13ad4a416d8d55cd2b71e3252c281560c51ad5cc65eb64205cc18409ed45423eba6b2c18804cabfba984dd92b
SHA1 hash: 103d3a8542070e7a18882473655a0b6d5e0d48fd
MD5 hash: 1c22ff1b4bd9aa6c9bccc94ae3891cd0
humanhash: sink-shade-cat-football
File name:nklsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:46'008 bytes
First seen:2025-03-03 22:02:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:9aPwtQmkzN8fqMUFsKoxfKtUw4JSnT0RqCgoz7XWCNXiN9:9aPwtQmN5uloWUw4Y0Rq4XXWCN
TLSH T171238E72C83AADD0D55942B4E536AE7C1763E504C2532EFA4B4A8B7A4003DACF7093F9
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
117
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c62857c8d04e92a4bec79flinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7372468c-1bdd-4055-92b3-537156554c20
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1628587
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1628587 Sample: nklsh4.elf Startdate: 03/03/2025 Architecture: LINUX Score: 52 14 serisbot.geek. [malformed] 2->14 16 102.95.90.55 ZAINUGASUG Nigeria 2->16 18 100 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 8 nklsh4.elf 2->8         started        signatures3 22 Sends malformed DNS queries 14->22 process4 process5 10 nklsh4.elf 8->10         started        process6 12 nklsh4.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-03-03 22:03:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b5n4ca46lwfbqdmwep7qkfyntsrrohk6rhrmq5zoruzyqf3osg5q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250303-1ye4js1kx8/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/d6d7ee8a-dc72-47e1-8b99-23d59a579230
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb

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: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.

Web download

Mirai

elf 0f5bc1039e5d8a180d9623ff05170d9ca3171d5e89e2c8772e8d3388176e91bb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3424036/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422873/
  
URLhaus
https://urlhaus.abuse.ch/url/3424097/

Comments