MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22
SHA3-384 hash: 6961381b275ce82ffe773546589b9eb8ecc1edd2353843ed8b1f0733706073c41e25b358ed82e3c0a1bc33a9939338e7
SHA1 hash: 9edbaf9dd114f2decd8a2f9ee6fb38ff708becb5
MD5 hash: f44152d444ab0ea36e93289fcbefccc1
humanhash: uncle-white-lake-gee
File name:jklarm
Download: download sample
Signature Mirai
Create hunting rule
File size:98'296 bytes
First seen:2026-01-23 14:01:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:PziyY7HkCF0UVh3p9N4K/cQN7I+4SelxTJyYjqR+u+rvh/b:P+ySEAn3CicQxI5DlxTnjqgLh/
TLSH T1BDA3199ABCC1C212C6E0B1B2FB1F51CD375643B8E3E6B1478D19AB29674B8570E3B251
telfhash t17f410d22df650edd7bd9822681ed71168afe35ec3b1424a6eb3dab4f44935c4342e027
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 :
75
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/69737f7655805a763ff29a08/reports/5268eeca-2ccf-4fb5-a3f7-962f8a4be2df/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
75
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f2394b27-4766-4460-b0e0-da1ec5da3259
Behavior Graph:
Download SVG
%3 guuid=9b62b2c4-1d00-0000-ce1c-f6265d0b0000 pid=2909 /usr/bin/sudo guuid=5acee6c7-1d00-0000-ce1c-f626620b0000 pid=2914 /tmp/sample.bin guuid=9b62b2c4-1d00-0000-ce1c-f6265d0b0000 pid=2909->guuid=5acee6c7-1d00-0000-ce1c-f626620b0000 pid=2914 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8a296163-030e-453f-9213-53f700435fb5
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1856381
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: 1856381 Sample: jklarm.elf Startdate: 23/01/2026 Architecture: LINUX Score: 60 16 175.13.109.2 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->16 18 175.13.124.127 CHINANET-BACKBONENo31Jin-rongStreetCN China 2->18 20 100 other IPs or domains 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Mirai 2->24 26 Connects to many IPs within the same subnet mask (likely port scanning) 2->26 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       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-23 14:02:45 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r32jqqh25bkadhvdkjvqd4uorvxcmp4m24mgojsp42zb37yttira._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260123-rcxl2ady3h/
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/8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22

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 8ef49840fae854019ea3526b01f28e8d6e263f8cd71867264fe6b21dff139a22

(this sample)

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

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