MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291
SHA3-384 hash: e9fdb2e133438146a3c077e22b8c0fd9af2629fbc6ab6b2593e27ec75bfa7eeba9f00cedd3294fab83f49debf579edd2
SHA1 hash: bcfdc56dd37cc2e602fad70c0e9a9ec331fd4919
MD5 hash: 2082631e9717af503d0a72fb0164a876
humanhash: fifteen-california-bakerloo-one
File name:arm
Download: download sample
Signature Mirai
Create hunting rule
File size:92'080 bytes
First seen:2026-05-26 18:28:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:P+oNFyC4ecO74aBb+LxjN7ygeqXgQojCyUr9ovJ:WoYm4aBSWqXgFCHcJ
TLSH T195931791B8829A1BC6C5137BFA4E42CD37267398E3DE3117CD265F2133CA56B0EAB151
telfhash t1a7d0222341359fe47379010010cc1b468fe4f03a3a00340031e85e2e06d2680f026831
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 :
54
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.BackDoor.Siggen.796.28742.5303.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
expand lolbin rust
Link:
https://www.filescan.io/uploads/6a15e68046e44aecc0bda6b4/reports/b1830e55-2119-4142-baf1-fc2456af1055/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-27T00:15:00Z UTC
Last seen:
2026-05-27T09:30:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b281e6c3-df93-4082-98c9-59743063dabc
Behavior Graph:
Download SVG
%3 guuid=0a1c6d16-1800-0000-c584-a9b6290b0000 pid=2857 /usr/bin/sudo guuid=9cdc3718-1800-0000-c584-a9b62e0b0000 pid=2862 /tmp/sample.bin guuid=0a1c6d16-1800-0000-c584-a9b6290b0000 pid=2857->guuid=9cdc3718-1800-0000-c584-a9b62e0b0000 pid=2862 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a423208f-06be-47a2-a222-ade21bd407a5
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1918894
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1918894 Sample: arm.elf Startdate: 26/05/2026 Architecture: LINUX Score: 48 18 Multi AV Scanner detection for submitted file 2->18 8 arm.elf 2->8         started        process3 process4 10 arm.elf 8->10         started        12 arm.elf 8->12         started        process5 14 arm.elf 10->14         started        process6 16 arm.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-26 18:29:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=biy6hqy3bty34lffq25mwbzbi3oz37lujvkdl5hlqzeyhw536kiq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260526-w4y2dsbv3s/
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/0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291

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_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_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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
Rule name:woof_mirai_variant
Create hunting rule
Author:Nokia Deepfield ERT
Description:Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:Internal analysis of sample 6ef4ce02

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 0a31e3c31b0cf1be2ca586bacb072146dd9dfd744d5435f4eb864983dbbbf291

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3850197/
  
Delivery method
Distributed via web download

Comments