MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e
SHA3-384 hash: 14ba9119d571b0a07c3fa5d8910de7e6ab04034980886058e6c96e08312a390f049cfe42cf352c8c1212d81f13ba0c4a
SHA1 hash: 4b02641facee77ee56592562b10659d53d2ea6be
MD5 hash: 6f0e14d3a1600d179c78756db8d71b25
humanhash: nevada-lion-alaska-lima
File name:skid.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:89'724 bytes
First seen:2025-09-13 15:54:25 UTC
Last seen:2025-09-16 20:05:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:ynFJsN/Ldz/qP3OngDCyRcf7u8xbco4Ik+7gklVjvXMRXewZOyrLF9lntAOpIMCn:WJsBdz43lzc7u8xbcoFk+7XlVjvRCbfU
TLSH T193930869BC859A13C6D156BBFF1E428D3317239CE3EA7213CD259F2123CB55A0A7B052
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 :
4
# of downloads :
61
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin masquerade rust
Link:
https://www.filescan.io/uploads/68c593ba7328794829290cd5/reports/7ebc26dc-e295-4f0b-9c05-afd34cecb530/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-13T14:17:00Z UTC
Last seen:
2025-09-13T14:17:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/84aa5771-7f56-405a-a1f1-5463af689723
Behavior Graph:
Download SVG
%3 guuid=8baf64ec-1600-0000-9a46-caacf50d0000 pid=3573 /usr/bin/sudo guuid=79428cee-1600-0000-9a46-caacfa0d0000 pid=3578 /tmp/sample.bin guuid=8baf64ec-1600-0000-9a46-caacf50d0000 pid=3573->guuid=79428cee-1600-0000-9a46-caacfa0d0000 pid=3578 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/66c63076-c28e-442c-b6f1-fc60907405e3
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1777012
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-09-13 15:55:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qgzp2shf6wmjioaxjj2wutjpmlg4qwcd36q27tao7l4l4znbifha._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250913-tc6aaadl31/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/98fb3c60-a4c8-42fb-812f-64346cf6698e
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/81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:Linux_Generic_Threat_e9aef030
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 81b2fd48e5f5989438174a756a4d2f62cdc85843dfa1afcc0efaf8be65a1414e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3619382/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3622518/
  
URLhaus
https://urlhaus.abuse.ch/url/3620089/
  
URLhaus
https://urlhaus.abuse.ch/url/3620010/

Comments