MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635
SHA3-384 hash: 14353db463dea5035a09d24cd8ac487f1895e795c4b028b54de3a7508ec2ef5eb472a2aa7781e324c3ca5b69d707ee14
SHA1 hash: edbaeae9318f97563a55eeced46a48441fbc44e8
MD5 hash: 1a907dd4c92797996033348bf1be51fb
humanhash: two-cola-king-artist
File name:nexus.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:34'316 bytes
First seen:2026-02-11 15:27:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:nUcJHAanlda/C9RfmRfGReBxNrTNeRB3ifZeOiIGNslLIOaFqLAvsl6Cvmf7Dtad:nUcJga7z9R+ReRwheqKouy4ANiCcE
TLSH T118F27CB38D3E3D6CD2165A74B524AF3C5F63E905D6471EFA846683229407E9CF82C2B4
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 mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Malware.Mirai-9950761-0
Create hunting rule

Unix.Trojan.Mirai-9950938-0
Create hunting rule

Unix.Malware.Mirai-9951104-0
Create hunting rule

Unix.Trojan.Mirai-9951106-0
Create hunting rule

Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-11T08:27:00Z UTC
Last seen:
2026-02-11T10:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2efae135-9a58-4ad8-82ab-544dd14a0489
Behavior Graph:
Download SVG
%3 guuid=996f9493-1900-0000-48b6-f51aae090000 pid=2478 /usr/bin/sudo guuid=c6a5c895-1900-0000-48b6-f51ab3090000 pid=2483 /tmp/sample.bin guuid=996f9493-1900-0000-48b6-f51aae090000 pid=2478->guuid=c6a5c895-1900-0000-48b6-f51ab3090000 pid=2483 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/577d2ce3-91fd-418c-bbac-b61bde62890a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1867555
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1867555 Sample: nexus.sh4.elf Startdate: 11/02/2026 Architecture: LINUX Score: 64 18 70.80.217.74 VIDEOTRONCA Canada 2->18 20 203.223.78.200 VEETIME-TW-APVEETIMECORPTW Japan 2->20 22 99 other IPs or domains 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 nexus.sh4.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 nexus.sh4.elf 8->12         started        14 nexus.sh4.elf 8->14         started        process6 16 nexus.sh4.elf 12->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-11 15:28:45 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5tdsz5iyxu5pz3tk266pufs2jyztwkvuongetow7w6qtrwqwy2q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260211-swfnashy5e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635

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:Linux_Generic_Threat_e24558e1
Create hunting rule
Author:Elastic Security
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 8f663967a8c5e9d7e77356bde7d0b2d27199d955a39a624dd6fdbd09c6d0b635

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3775936/
  
Delivery method
Distributed via web download

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