MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97
SHA3-384 hash: e554467ba7cb526b2aa09f842bda34768ecc47c0704af352a518c3b8a993ad92aeccec9f55a5cc0e68e45248fc3b100c
SHA1 hash: 72a15655796fe80cd5e6c896cdfa499fb4eae07e
MD5 hash: 3c5e5d4332325cd75e02724d64bf3fa1
humanhash: sad-cold-floor-aspen
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:55'144 bytes
First seen:2025-07-25 23:14:59 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:lV7v+p2XWgMVOxFgK1qaJ+ZDU/MXCB1Ib8:lpv3XWgMVOxFn1aZDU/MXRb
TLSH T118438D77C9292D88E48581B1B4258E741F53E94082536FFE1A67C67AC04BEBCF6093F9
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 :
35
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68841002c79df08ef095c7fd/reports/60fdc143-dca7-4571-aeca-fe2dc7f892e8/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9082595a-0b4a-42b6-b221-b88caf20acfd
Behavior Graph:
Download SVG
%3 guuid=6fe0e433-1900-0000-b0cf-54a0720b0000 pid=2930 /usr/bin/sudo guuid=2bd8ea36-1900-0000-b0cf-54a0790b0000 pid=2937 /tmp/sample.bin guuid=6fe0e433-1900-0000-b0cf-54a0720b0000 pid=2930->guuid=2bd8ea36-1900-0000-b0cf-54a0790b0000 pid=2937 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/586fdf6e-24a0-4e3e-80d6-cffba0aa4a3f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1744436
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1744436 Sample: sh4.elf Startdate: 26/07/2025 Architecture: LINUX Score: 64 36 Antivirus / Scanner detection for submitted sample 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected Mirai 2->40 8 sh4.elf 2->8         started        10 udisksd dumpe2fs 2->10         started        12 udisksd dumpe2fs 2->12         started        14 9 other processes 2->14 process3 process4 16 sh4.elf 8->16         started        process5 18 sh4.elf 16->18         started        20 sh4.elf 16->20         started        22 sh4.elf 16->22         started        24 3 other processes 16->24 process6 26 sh4.elf 18->26         started        28 sh4.elf 20->28         started        30 sh4.elf 22->30         started        32 sh4.elf 24->32         started        34 sh4.elf 24->34         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-25 23:15:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 34 (52.94%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egdh4ckpuzhms3ovra4xe5rfagcoaptuj34xvktmpqa6jshyl2lq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250725-28m3ksvzev/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/31aa12bf-5776-444c-8b2c-f2979dda8d50
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/21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 21867e094fa64ec96dd588397276250184e03e744ef97aaa6c7c01e4c8f85e97

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3585553/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3588654/

Comments