MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487
SHA3-384 hash: e99c54ed068d78b72163de1991cecfeff355933e8e9faf87c3285532a7097160ccf55b796e922be746cdaa3367858894
SHA1 hash: a6162f775fcc666ddce042f4dd9abbe531b8a64b
MD5 hash: 91a2d9ac59d20c212910edc6dde2deba
humanhash: bluebird-quebec-lion-fix
File name:bot.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:181'968 bytes
First seen:2025-08-07 15:04:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:f6uSXvJnzjP0jCbzpyi579Yxy52tIen9A6qewZQFhaMh:f6uSXvJnvP0ObzYigAEnfqnZ+haa
TLSH T10204985E6E128F7DF668873447B78E25976833DA27E1D680D2ACC1101E6039E641FFAC
telfhash t1e441b2181e7817f097355c5e099cfb76d6a330db7e162c338e61e86ae768a838d11c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
26
Origin country :
DE DE
Vendor Threat Intelligence
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

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8041698-0
Create hunting rule

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

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Deletes a system binary file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin remote
Link:
https://www.filescan.io/uploads/6894c0e1397fd3ce6fa0e98e/reports/02d330f1-1054-44e6-846e-4dfc5b7ea02e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
38
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Moobot 167.172.79.24:43957
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5993c73f-7273-40a0-adc2-a6be69baf5ba
Behavior Graph:
Download SVG
%3 guuid=4ae5c47b-1a00-0000-1bbf-9969dd0c0000 pid=3293 /usr/bin/sudo guuid=b78e7e7d-1a00-0000-1bbf-9969e20c0000 pid=3298 /tmp/sample.bin guuid=4ae5c47b-1a00-0000-1bbf-9969dd0c0000 pid=3293->guuid=b78e7e7d-1a00-0000-1bbf-9969e20c0000 pid=3298 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9d844d05-78f6-4438-bd3a-6e8daa97c867
Result
Threat name:
Mirai, Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1752469
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Yara detected Gafgyt
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-07 15:05:51 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dwffpqvpn66goodczkw5gv7x7pweoyx5igwdvgigvuxska4j4sdq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250807-sglk1axns2/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Enumerates running processes
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-8041698-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/4d0cd662-fb31-4809-bc37-6fa80a7a71a2
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/1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 1d8a57c2af6fbc673862caadd357f7fbec4762fd41ac3a9906ad2f250389e487

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3598645/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3598708/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments