MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4. 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: 5


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

SHA256 hash: a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4
SHA3-384 hash: 50a1dc9def1031614738e560e2c702eea888ae9af0dbe9f6603d32a958f8fa2d96cc6de7698c28135531b9b39d57c66a
SHA1 hash: a0a011bc7ca5798cd324b44f0f34dcb84fbb6fd6
MD5 hash: d04cb3cdc8e04aca804991bd1eb7a7ae
humanhash: bakerloo-nine-fillet-freddie
File name:bot.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:113'472 bytes
First seen:2026-05-14 13:43:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Nj7IDaexYUKfDCbKLRUr7tSivn1oJYIJqYWf4G2omoe+g6Er:ZIDakhUDvLoPvnu6YqYWfZ2onUr
TLSH T1FCB37C63CC36AF58D624D4B5F4718F782BA3A66080871FAE5577C2B58083D8DF6453B8
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

Result
Gathering data
Verdict:
Adware
File Type:
elf.32.le
First seen:
2026-05-14T00:05:00Z UTC
Last seen:
2026-05-14T00:19:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/95db0cbd-c842-4f6c-a2bf-a94c15f2422a
Behavior Graph:
Download SVG
%3 guuid=22b4f0e0-1800-0000-8eac-2f7ae1080000 pid=2273 /usr/bin/sudo guuid=d11ee2e2-1800-0000-8eac-2f7ae7080000 pid=2279 /tmp/sample.bin guuid=22b4f0e0-1800-0000-8eac-2f7ae1080000 pid=2273->guuid=d11ee2e2-1800-0000-8eac-2f7ae7080000 pid=2279 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a5903666-3f73-477e-9efd-0de5078c1376
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-14 03:16:12 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vczarojr7cf7rpa5f63npqdj3wjcdiituddwaquowf36giwivksa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260514-q17w8sfx6v/
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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 a8b208b931f88bf8bc1d2fb6d7c069dd9221a113a0c760428eb177e322c8aaa4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3846797/
  
Delivery method
Distributed via web download

Comments