MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150
SHA3-384 hash: 4538dd26f1cfe346db8587866a71eac673a7ca928b50875e15497cabb8f0db706c11098fdf15aa5162a590a106b3f739
SHA1 hash: 8863129e9fc8b455b5510b2db35dd4852f88d84d
MD5 hash: 8d592473dccd943d99ca234441a08d75
humanhash: early-sad-nine-mirror
File name:jklm68k
Download: download sample
Signature Mirai
Create hunting rule
File size:83'696 bytes
First seen:2025-12-25 23:40:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:QTBOzEElbEOdO9rr2Zw9fiUTcVjo8QfOCfhkXAnSFyKRkjZjETPO:QTBODbEBZyQTcx+OxXASFyKRshf
TLSH T187834C86A400DD7CFC4FE6B784270F11FA24B7515F620F27B666FDA3A9710898A19DC2
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-25T19:22:00Z UTC
Last seen:
2025-12-25T19:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b0a94f0b-7e0b-4845-85f9-9cda25355464
Behavior Graph:
Download SVG
%3 guuid=c4733f0e-1700-0000-9ac5-83e81a0f0000 pid=3866 /usr/bin/sudo guuid=79bc4611-1700-0000-9ac5-83e8240f0000 pid=3876 /tmp/sample.bin guuid=c4733f0e-1700-0000-9ac5-83e81a0f0000 pid=3866->guuid=79bc4611-1700-0000-9ac5-83e8240f0000 pid=3876 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8cb2bc94-6851-4b66-8d67-0f08f8e98a91
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1839502
Signature
Antivirus / Scanner detection for submitted sample
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839502 Sample: jklm68k.elf Startdate: 26/12/2025 Architecture: LINUX Score: 60 18 175.0.112.61, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->18 20 175.0.112.74, 23 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->20 22 100 other IPs or domains 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 jklm68k.elf 2->8         started        signatures3 process4 process5 10 jklm68k.elf 8->10         started        process6 12 jklm68k.elf 10->12         started        14 jklm68k.elf 10->14         started        16 jklm68k.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-25 23:41:16 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rt4ldxyzmxgz3trlqkdd7dzpycata2tlgjijlxdl2dcktya36fia._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251225-3ph5ysam4w/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/6bd9922c-e187-479c-9b7d-9359d717685a
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/8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150

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: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 8cf8b1df1965cd9dce2b82863f8f2fc081306a6b325095dc6bd0c4a9e01bf150

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739437/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739141/
  
URLhaus
https://urlhaus.abuse.ch/url/3740298/
  
URLhaus
https://urlhaus.abuse.ch/url/3739230/

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