MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2. 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: 8


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

SHA256 hash: f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2
SHA3-384 hash: 7e3a71229db8023b998d1bed0ad79b4700a2793c0dbdc790d970328586e2703cd84a9351dd522874d0fed6c49f9cd44a
SHA1 hash: 2f1349d3bf9aa406396108ca032ce41db4c3ba67
MD5 hash: 234b3fe8117570062ac232d39d4cdc09
humanhash: alaska-timing-mars-purple
File name:kt12
Download: download sample
Signature Mirai
Create hunting rule
File size:246'698 bytes
First seen:2025-08-21 14:41:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:L5Gz9NKpbuTn9FLT0502dxOyH83CfDBmxMyl/Z/ORWEZCxSBDl:L5Gz9JfCfdmxMyl/Z/WWEZCxSBDl
TLSH T199344B93FC00EEBAF80BF63108D30B256731BB579A435526B31779AA593B2C51827F46
telfhash t1ce813165953c05d9ae23cc19a8e96ba35557e52a22d5ff2aff22cccc044e42cf125d0f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
115
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

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

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

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Downloader.Mirai-7340346-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc mirai obfuscated threat
Link:
https://www.filescan.io/uploads/68a730682a70220b68d833aa/reports/60a86ace-a606-4027-82f4-53ad42338569/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5fa0702e-3945-4aab-9856-48f3b0492773
Behavior Graph:
Download SVG
%3 guuid=af1b026c-1900-0000-b03d-cb4d9f0e0000 pid=3743 /usr/bin/sudo guuid=cc9bd06d-1900-0000-b03d-cb4da50e0000 pid=3749 /tmp/sample.bin guuid=af1b026c-1900-0000-b03d-cb4d9f0e0000 pid=3743->guuid=cc9bd06d-1900-0000-b03d-cb4da50e0000 pid=3749 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/dfeb5338-84b5-482e-8714-952d320cb105
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1762098
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-08-21 14:42:38 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=6oujbe3tusgqd3kmg4abgfo7v67j2atskwu43zrnsl2qv6e5kpba._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250821-r3a6qatwdz/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-6981989-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/04a00acd-6cb2-4870-8fd0-1a63418db985
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/f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 f3a8909373a48d01ed4c37001315dfafbe9d027255a9cde62d92f50af89d53c2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3603961/
  
Delivery method
Distributed via web download

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