MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a
SHA3-384 hash: b883ac5c52e5a557a76257e6df5009892060c213ea6f8c334580dd75f20aa9e995e6d6be8872237b837b2b40a9f50f3e
SHA1 hash: ad219288e38dc5b5f3582a65a1a220a01d4570fc
MD5 hash: 125f32ca464a4eac7d1344ec399caf02
humanhash: yankee-island-sierra-paris
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:39'908 bytes
First seen:2026-02-16 13:04:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:iTUc2eBs3+EuYG6TKjj53iGf/AES9AKblZ3ay3VJ5egoS6VnYUvC5YMy3:4D3BsOEw5JLSQS2rCje
TLSH T1E2039E53C93A2D94C63985B4F8219B7E2B53E949A5936FD6D826C274C003F9CFC2D2B4
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 :
94
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29228.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/66353f33-3949-4b44-971e-fdcafe8c27bc
Behavior Graph:
Download SVG
%3 guuid=fb3facac-1600-0000-d689-c5e7d00f0000 pid=4048 /usr/bin/sudo guuid=4ebc61ae-1600-0000-d689-c5e7d80f0000 pid=4056 /tmp/sample.bin guuid=fb3facac-1600-0000-d689-c5e7d00f0000 pid=4048->guuid=4ebc61ae-1600-0000-d689-c5e7d80f0000 pid=4056 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a155d89f-37da-4a96-a1e9-c520ae83c4a4
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1869916
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1869916 Sample: sh4.elf Startdate: 16/02/2026 Architecture: LINUX Score: 84 22 197.191.38.245 zain-asGH Ghana 2->22 24 68.170.200.110 ZAYOB-NEUS United States 2->24 26 99 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Yara detected Mirai 2->32 34 Connects to many ports of the same IP (likely port scanning) 2->34 8 sh4.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 sh4.elf 8->14         started        process6 16 sh4.elf 14->16         started        18 sh4.elf 14->18         started        20 sh4.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-16 13:11:02 UTC
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wjteljmjbuvwpijncgzflgycqt26pqhikpeeeju2qdq2lj62cwna._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260216-qbn3tsfx5b/
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/b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 b26645a5890d2b67a12d11b2559b0284f5e7c0e853c842269a80e1a5a7da159a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3774736/
  
Delivery method
Distributed via web download

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