MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f. 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: 0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f
SHA3-384 hash: e528681f4a81cfd60dd8bb41f6a23ae1b29c0dc9c4dbd183149035a1d3d14a7b7df10556cfca648489ea0fc3842a7117
SHA1 hash: 09e65b19cf135de731e541cc42b5ed5abe3325fb
MD5 hash: ddc6045c70b631973938cf15baf49164
humanhash: lithium-robin-ink-gee
File name:nklsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:67'644 bytes
First seen:2025-12-24 13:35:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:1a9SJxGI0xps4vV28cJygAPMOURKlDTxCYGpCLTAbVR:1dGHTVKk4RKlDTx1wCTA
TLSH T119638D7AC86AAD54C84843B1B8F1CB355703700096972FFB5AA6C9B24043DACF69D7F9
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 :
74
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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/694bec4e84afa5547b5d7376/reports/e5f74c4c-2e55-4513-980b-0fab073ed777/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/85eec806-7460-417c-8018-f4a0c7b5106f
Behavior Graph:
Download SVG
%3 guuid=b62478b6-1a00-0000-959e-40aed3080000 pid=2259 /usr/bin/sudo guuid=2bffe0b8-1a00-0000-959e-40aedb080000 pid=2267 /tmp/sample.bin guuid=b62478b6-1a00-0000-959e-40aed3080000 pid=2259->guuid=2bffe0b8-1a00-0000-959e-40aedb080000 pid=2267 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3a664ca7-9f9b-4d2f-ae40-8c7720642f80
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1838848
Signature
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: 1838848 Sample: nklsh4.elf Startdate: 24/12/2025 Architecture: LINUX Score: 52 20 45.226.0.74, 23 Web-LinkTelecomunicacoeseEngenhariaBR Brazil 2->20 22 45.226.0.89, 23 Web-LinkTelecomunicacoeseEngenhariaBR Brazil 2->22 24 100 other IPs or domains 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 dash rm nklsh4.elf 2->8         started        10 dash rm 2->10         started        12 dash cat 2->12         started        14 7 other processes 2->14 signatures3 process4 process5 16 nklsh4.elf 8->16         started        process6 18 nklsh4.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-24 13:36:23 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=b2cxyljukzjjdzm3hjef33bugja5ccbpauj7uprpygemlnljijxq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251224-qv1wqses8b/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2269f8e7-11c3-4775-9810-0a705498e74a
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/0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f

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 0e857c2d34565291e59b3a485dec343241d1082f0513fa3e2fc188c5b569426f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739237/
  
Delivery method
Distributed via web download

Comments