MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff. 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 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff
SHA3-384 hash: 1db852b85c6749db997449f8199207b3bb94e6ea55531459a101661ae3d21412a12ba832eb945c5066c6ed8a030b15da
SHA1 hash: 9903f364372309a1a57a1ebbe1f5bddc70ef3df8
MD5 hash: a287beb90ef9f76b6ac98b45396d0d55
humanhash: london-steak-west-delta
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:139'800 bytes
First seen:2026-01-21 22:35:59 UTC
Last seen:2026-01-23 03:55:32 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:79eSuygEPjt6qkWqXdKmDnYMb0gBd/gQyVGsdqml6jaj:79eSuygEPjt6qkWq4eH2laja
TLSH T100D35C17B5C180FDC4DAC1744F9BF53AED32B1A91238B26B27D4AF222E49E205F1DA54
telfhash t17951bbb0399939d8a2fbfb37730be9a45cb50a6015e172d1ceb769e2de417840cb1463
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 :
3
# of downloads :
60
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/ec65ee70-d063-41d0-9939-7b9372e8d7ca/
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
103.124.93.149
Number of open files:
4
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff
Behaviour
Process Renaming
Anti-Debugging
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-21T18:48:00Z UTC
Last seen:
2026-01-21T23:06:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/aea071fb-93dd-4ff1-a164-7e33bf1fb84d
Behavior Graph:
Download SVG
%3 guuid=e09e91ab-1a00-0000-cf66-6fe5790b0000 pid=2937 /usr/bin/sudo guuid=03240aae-1a00-0000-cf66-6fe57e0b0000 pid=2942 /tmp/sample.bin delete-file net guuid=e09e91ab-1a00-0000-cf66-6fe5790b0000 pid=2937->guuid=03240aae-1a00-0000-cf66-6fe57e0b0000 pid=2942 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=03240aae-1a00-0000-cf66-6fe57e0b0000 pid=2942->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=dfce3cae-1a00-0000-cf66-6fe5800b0000 pid=2944 /tmp/sample.bin dns net send-data zombie guuid=03240aae-1a00-0000-cf66-6fe57e0b0000 pid=2942->guuid=dfce3cae-1a00-0000-cf66-6fe5800b0000 pid=2944 clone guuid=dfce3cae-1a00-0000-cf66-6fe5800b0000 pid=2944->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1050B 32d458a0-a40f-565e-b5ae-91358dd4506a 115.11.111.11:22 guuid=dfce3cae-1a00-0000-cf66-6fe5800b0000 pid=2944->32d458a0-a40f-565e-b5ae-91358dd4506a send: 2B guuid=f04947ae-1a00-0000-cf66-6fe5810b0000 pid=2945 /tmp/sample.bin guuid=dfce3cae-1a00-0000-cf66-6fe5800b0000 pid=2944->guuid=f04947ae-1a00-0000-cf66-6fe5810b0000 pid=2945 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/263a5ad8-6a0d-4ecf-bbba-0e2de98ff172
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1855301
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1855301 Sample: x86_64.elf Startdate: 22/01/2026 Architecture: LINUX Score: 76 14 Malicious sample detected (through community Yara rule) 2->14 16 Antivirus / Scanner detection for submitted sample 2->16 18 Multi AV Scanner detection for submitted file 2->18 20 Yara detected Mirai 2->20 7 x86_64.elf 2->7         started        process3 signatures4 22 Sample deletes itself 7->22 10 x86_64.elf 7->10         started        process5 process6 12 x86_64.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-21 22:39:34 UTC
File Type:
ELF64 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ue6kyw7hz3e7m4oouxzzluckgj7qgl7bzsynd3n6z4iif4qxzp7q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Link:
https://tria.ge/reports/260121-2nyctacz4g/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
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 a13cac5be7cec9f671cea5f395d04a327f032fe1ccb0d1edbecf1082f217cbff

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3760862/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3761781/

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