MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a
SHA3-384 hash: 0843cf49938808e8cb83c384527670d0660078bcb8a1aa9b2636f3ddcf0dc9fb152122875129dcd00fb6455e55d43aa5
SHA1 hash: 18d8c69e71733ed8c8ce068343e9ed88f9a8c812
MD5 hash: 148fd5a64de0a475dce5c43a074e0505
humanhash: avocado-north-enemy-rugby
File name:shadow.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:72'712 bytes
First seen:2025-12-31 00:27:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:kQ1fYLbPvcmIDwrmdjkeAF3455mw97CPQRTBtgv45mBCVwPJ9RtPh9MaQmpk8s5a:p1gP1kj3jvO2tgQo8VwB/tPh9VQmW8Oa
TLSH T1636328D5B001CE3CFA0BD7B9C5690916A929B31099530F6E917BFDA37D721685E23CC2
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/e922751e-710a-48c4-a42c-47aad0ac65cd/
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-30T21:12:00Z UTC
Last seen:
2025-12-30T21:20:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Mirai.fg HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ge
Link:
https://opentip.kaspersky.com/6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/346f3004-889d-4dec-aff2-f48e20bb9a2f
Behavior Graph:
Download SVG
%3 guuid=6bd7f6dd-1a00-0000-2b01-1e9e160b0000 pid=2838 /usr/bin/sudo guuid=17963ee0-1a00-0000-2b01-1e9e1c0b0000 pid=2844 /tmp/sample.bin guuid=6bd7f6dd-1a00-0000-2b01-1e9e160b0000 pid=2838->guuid=17963ee0-1a00-0000-2b01-1e9e1c0b0000 pid=2844 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0fb5acd1-b890-449c-8477-87f2df084e1f
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1842474
Signature
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842474 Sample: shadow.m68k.elf Startdate: 31/12/2025 Architecture: LINUX Score: 56 24 kurol.io 2->24 26 81.88.18.108, 37280, 6767 LEVEL3US Germany 2->26 28 54.247.62.1, 443, 52462 AMAZON-02US United States 2->28 30 Multi AV Scanner detection for submitted file 2->30 9 shadow.m68k.elf 2->9         started        12 dash rm 2->12         started        14 dash head 2->14         started        16 8 other processes 2->16 signatures3 32 Performs DNS TXT record lookups 24->32 process4 signatures5 34 Sample deletes itself 9->34 18 shadow.m68k.elf 9->18         started        process6 process7 20 shadow.m68k.elf 18->20         started        process8 22 shadow.m68k.elf 20->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 00:28:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nkhfki73dcn6k2g3njelopkr2sgkeim6lb66m3mhgkkd5pnofona._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux upx
Link:
https://tria.ge/reports/251231-ar7l4s1rfv/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/5db35546-d4f4-49ba-a9a5-64f17030f282
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: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 6a8e5523fb189be568db6a48b73d51d48ca2219e587de66d8732943ebdae2b9a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739067/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3742269/

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