MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92. 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: 5


Intelligence 5 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92
SHA3-384 hash: c1460169d8fe7d71fd4cf888f7fcd6f86b55f265c926bb3c0d3524e5b9fcaa4f34a0c8597a9e0bdab1272f64df023f4c
SHA1 hash: 9dee086c4cc913ff3975fe0b073c22ef0e4b9cfb
MD5 hash: acb49fc957ab9d933db433f06b3c833a
humanhash: washington-kilo-shade-seventeen
File name:mirai.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:59'724 bytes
First seen:2026-02-17 18:18:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:T5cgor9Y1asetylPku+zCkVnCSQDVY0dI87:d3GssylALxuYS9
TLSH T1C9434DD6B400DE7CF94BEB7A84214A0AFA35722154A30F27B267FD93AC721564C2BD47
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
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/bcbbb7f5-b6c5-4567-b259-7a377c5246d4/
Gathering data
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/97efe827-beda-4b0f-b1b1-148b9e408222
Behavior Graph:
Download SVG
%3 guuid=ccde4fbf-1a00-0000-6c37-57c6170b0000 pid=2839 /usr/bin/sudo guuid=4d97d0c1-1a00-0000-6c37-57c61e0b0000 pid=2846 /tmp/sample.bin guuid=ccde4fbf-1a00-0000-6c37-57c6170b0000 pid=2839->guuid=4d97d0c1-1a00-0000-6c37-57c61e0b0000 pid=2846 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ed8eada9-30d4-4cf2-8bf0-f8d703e02315
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yorpotkjwmo42tkdohmwlzodsrekz6hc7b5p4ru7cbp4tlt4tkja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai linux
Link:
https://tria.ge/reports/260217-wyc7qsgy5h/
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/c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92

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_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_95e0056c
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 c3a2f74d49b31dcd4d4371d965e5c39448acf8e2f87afe469f105fc9ae7c9a92

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3779877/
  
Delivery method
Distributed via web download

Comments