MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312
SHA3-384 hash: 3dc5d8316c0eef391829743507dff5c8a0fbda7fd19fa467f8687e6052ae2e9478ec5562b5e27c700943b4762e8098a2
SHA1 hash: 6fc6b756b1a50e5648a95418dc03e67ceda84c08
MD5 hash: b66a9a3c20504b3d6dd95743359b24be
humanhash: mobile-coffee-skylark-lion
File name:kt10
Download: download sample
Signature Mirai
Create hunting rule
File size:75'092 bytes
First seen:2025-08-10 06:18:17 UTC
Last seen:2025-08-15 06:56:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:aRw0QTtHaO+RHjvFGAz7uid75UX7+hCe:MUkPjvFGAzSid+X7+h
TLSH T17273088E85621FF6C048F8B5B87A6D341F0DB9261B1F18D5AC7E5362078F4DAB04F968
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 :
3
# of downloads :
34
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-7100807-0
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.Trojan.Mirai-8025795-0
Create hunting rule

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
botnet gcc mirai obfuscated
Link:
https://www.filescan.io/uploads/689839ad9ef4d2ff7cf4836d/reports/e77a0b2e-1c45-49a4-bc20-11d895d980db/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/673f22d9-75b2-4528-bae7-3b7a707c6630
Behavior Graph:
Download SVG
%3 guuid=82338b20-1700-0000-028b-6f4d500d0000 pid=3408 /usr/bin/sudo guuid=f55ef622-1700-0000-028b-6f4d580d0000 pid=3416 /tmp/sample.bin guuid=82338b20-1700-0000-028b-6f4d500d0000 pid=3408->guuid=f55ef622-1700-0000-028b-6f4d580d0000 pid=3416 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/64fd4eb1-7a63-439d-9999-e972fa431f63
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1753952
Signature
Antivirus / Scanner detection for submitted sample
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/bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-10 06:19:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x67xsurhyysgd6mrmnsnpgow2duyjndcsophedqiowjk53ueimja._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250810-g2sn9sv1cs/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/99733d4c-7384-4d3b-bb71-705b2b51b360
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/bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312

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: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 bfbf795227c62461f9916364d799d6d0e984b462939e720e087592aeee844312

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3532682/
  
Delivery method
Distributed via web download

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