MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec
SHA3-384 hash: 22e9ac5b77cea423c7413fd7808456e8e0ef5ba1b2f6db756b9a6493d100a7ac6727b84bb1e137b83f3359d7f6dc97f7
SHA1 hash: 22e9df8bca1e5481332c843aff9675eae2073d3a
MD5 hash: c98ae992aca1c5b339e4a2974f6c00d8
humanhash: mobile-tennessee-single-wyoming
File name:jklsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:91'780 bytes
First seen:2026-01-26 23:23:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:8K43KmVS8XEg+tzGMdx5emhFS99aE4d/JzmOEFCeOVKydYX:8KUKSz+tzGqx5/hapidmOEFO4aYX
TLSH T16E937D11CCB19EE8F03A2D7110FAD9BB4713F586D90B6CBA3C47C621505BA94F5A6BB0
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 :
96
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6977f7744156786ccbd8f313/reports/c99d26ff-29fb-4d68-bdf2-62c0a6749254/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b3fdbc23-acc5-4c8f-a367-f9cfe44aeea7
Behavior Graph:
Download SVG
%3 guuid=318aeda7-1900-0000-7659-e1f833080000 pid=2099 /usr/bin/sudo guuid=c2569eaa-1900-0000-7659-e1f83a080000 pid=2106 /tmp/sample.bin guuid=318aeda7-1900-0000-7659-e1f833080000 pid=2099->guuid=c2569eaa-1900-0000-7659-e1f83a080000 pid=2106 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0f247d1f-782a-49ca-98b9-143c32994e4b
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1857998
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Drops invisible ELF files
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1857998 Sample: jklsh4.elf Startdate: 27/01/2026 Architecture: LINUX Score: 68 58 37.131.194.197 INTERRA-ASatPervouralskBilimbaySeverkaSredneuralsk Russian Federation 2->58 60 37.131.194.198 INTERRA-ASatPervouralskBilimbaySeverkaSredneuralsk Russian Federation 2->60 62 100 other IPs or domains 2->62 66 Multi AV Scanner detection for submitted file 2->66 68 Connects to many IPs within the same subnet mask (likely port scanning) 2->68 8 jklsh4.elf .systemd-journald 2->8         started        12 systemd gpu-manager 2->12         started        14 systemd gpu-manager 2->14         started        16 53 other processes 2->16 signatures3 process4 file5 56 /dev/shm/.systemd-journald, ELF 8->56 dropped 70 Drops invisible ELF files 8->70 72 Sample deletes itself 8->72 18 .systemd-journald 8->18         started        21 gpu-manager sh 12->21         started        23 gpu-manager sh 12->23         started        25 gpu-manager sh 12->25         started        31 5 other processes 12->31 33 8 other processes 14->33 74 Sample reads /proc/mounts (often used for finding a writable filesystem) 16->74 27 gpu-manager sh 16->27         started        29 gpu-manager sh 16->29         started        35 88 other processes 16->35 signatures6 process7 signatures8 64 Sample tries to kill multiple processes (SIGKILL) 18->64 47 2 other processes 18->47 37 sh grep 21->37         started        39 sh grep 23->39         started        41 sh grep 25->41         started        43 sh grep 27->43         started        45 sh grep 29->45         started        50 5 other processes 31->50 52 8 other processes 33->52 54 65 other processes 35->54 process9 signatures10 76 Sample tries to kill multiple processes (SIGKILL) 47->76
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-26 23:24:44 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4q6jyvev25gzbbunafxdg442muy4yqsjmwajysjojdjeew67mtwa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260126-3dctssd16h/
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/e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec

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 e43c9c5495d74d90868d016e33739a6531cc424965809c492e48d2425bdf64ec

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739433/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739192/
  
URLhaus
https://urlhaus.abuse.ch/url/3739214/
  
URLhaus
https://urlhaus.abuse.ch/url/3739408/

Comments