MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae. 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: 2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae
SHA3-384 hash: 813b24e6b1696aeb6d755c5f715698f82508460a29d0ee002d8872f07819a3bd8949b8dd4756260c48d3792dfdd60c25
SHA1 hash: a915cbd015bd3644fb776b3d3aa4cb43c8776cf1
MD5 hash: 45cba018959d6ce3398e7cb50a4c26a2
humanhash: chicken-sodium-double-skylark
File name:jklsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:68'312 bytes
First seen:2025-11-26 12:27:01 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Za3wtRukJdZ7DtsbtgUGE5O3fKXFgJccKChzkOug7RF:ZU3kJ3tWGKjXhcKbOugP
TLSH T10263AF67C43AAE95C04C49B4A8B0CB765B53B100C2971FBB67A5D5B90083EACF52E3F5
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 :
154
Origin country :
DE DE
Vendor Threat Intelligence
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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6926f223f5b8bc6001530057/reports/10ce591e-c4e1-406f-a47a-a55d2d1d4d80/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-26T11:14:00Z UTC
Last seen:
2025-11-26T12:02:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1417abc8-04c6-40b7-ae94-1a6cc53e4bb5
Behavior Graph:
Download SVG
%3 guuid=92058772-1600-0000-3177-606ae70e0000 pid=3815 /usr/bin/sudo guuid=bef02974-1600-0000-3177-606aef0e0000 pid=3823 /tmp/sample.bin guuid=92058772-1600-0000-3177-606ae70e0000 pid=3815->guuid=bef02974-1600-0000-3177-606aef0e0000 pid=3823 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3ff72571-d7f3-43c3-b35a-9df4aba8c191
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1821113
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1821113 Sample: jklsh4.elf Startdate: 26/11/2025 Architecture: LINUX Score: 72 18 157.235.50.174 ZEBRA-TECHNOLOGIES-BGP-AS-NUMBERUS United States 2->18 20 63.175.2.177 WCENTRALNUS United States 2->20 22 99 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 Yara detected Mirai 2->28 8 jklsh4.elf 2->8         started        signatures3 process4 process5 10 jklsh4.elf 8->10         started        process6 12 jklsh4.elf 10->12         started        14 jklsh4.elf 10->14         started        16 jklsh4.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-26 12:27:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eay3c4qpb2lwfuwjchbyfntbkejlec4345l2me4nfavrcwa2xgxa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251126-pmwflszkcy/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/d9c3f507-8641-4e0a-82e2-adcefbe9ff89
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/2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 2031b1720f0e9762d2c911c382b6615112b20b9be757a6138d282b11581ab9ae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3712978/
  
Delivery method
Distributed via web download

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