MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937
SHA3-384 hash: b7819e6c314d0e37399cdfa982a9ad32c26b85f7b9a7d196168a61a0bc00312b4554102c039a933b5f8f8982fadb9cd5
SHA1 hash: 10e12a49414d500c9a11188eb57e1f7f045b6056
MD5 hash: 2fa9c896683e42e44b8466b61eee1665
humanhash: cold-magnesium-fanta-salami
File name:jklarm
Download: download sample
Signature Mirai
Create hunting rule
File size:97'040 bytes
First seen:2026-01-12 00:29:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:HlnddK2xw3yxjf9cAxybxIoQ+w/x15BA3yQ9/zvFT2bVR:HlnddKowcfybHQ+k15BA3pDFT2
TLSH T151931986BCC5C612C6E0A1B6BB0F52DD371643B8E3E6B107DD18AB19774B85B0E3B251
telfhash t102513e12ff650edc9bce461851de602b4bfd30996b181866af3c6b4f85039d2b02e437
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 :
1
# of downloads :
76
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

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

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

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6964406907ef5fa68e84a98c/reports/233fa21f-fac1-4002-886f-914b6269408d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T20:34:00Z UTC
Last seen:
2026-01-12T05:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/70aab629-3472-40df-88c4-7fe0f78225a2
Behavior Graph:
Download SVG
%3 guuid=4d34f275-1800-0000-2be2-e138e90d0000 pid=3561 /usr/bin/sudo guuid=acc24d78-1800-0000-2be2-e138f00d0000 pid=3568 /tmp/sample.bin guuid=4d34f275-1800-0000-2be2-e138e90d0000 pid=3561->guuid=acc24d78-1800-0000-2be2-e138f00d0000 pid=3568 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ccb107ab-b4bd-4fd3-8b81-3602a08f4488
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1848614
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1848614 Sample: jklarm.elf Startdate: 12/01/2026 Architecture: LINUX Score: 60 18 45.226.0.63 Web-LinkTelecomunicacoeseEngenhariaBR Brazil 2->18 20 45.226.0.64 Web-LinkTelecomunicacoeseEngenhariaBR Brazil 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 jklarm.elf 2->8         started        signatures3 process4 process5 10 jklarm.elf 8->10         started        process6 12 jklarm.elf 10->12         started        14 jklarm.elf 10->14         started        16 jklarm.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-12 00:29:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 23 (52.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t6nxxczmcajphv73rvzgqlcsiwzge7uyrtuox62clda5coxble3q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260112-as48dahs5h/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/340e0860-a49f-4900-9b58-bf593c79959d
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/9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937

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_Generic_Threat_d94e1020
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 9f9b7b8b2c1012f3d7fb8d72682c5245b2627e988ce8ebfb4258c1d13ae15937

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3738857/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739170/
  
URLhaus
https://urlhaus.abuse.ch/url/3739232/
  
URLhaus
https://urlhaus.abuse.ch/url/3739231/

Comments