MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05
SHA3-384 hash: 6b9d5ae71f12ad585c08b9198c695acbdaa4fa1225fe62e60243488ecdadfda20c9b263f4265eecff5ed6c53e0c4f093
SHA1 hash: db98498762ad96811426c4904c92528b1c06ef57
MD5 hash: 2b3f658e36c2f1557792a94d5aaa0e46
humanhash: jupiter-gee-steak-nineteen
File name:px86
Download: download sample
Signature Mirai
Create hunting rule
File size:32'276 bytes
First seen:2025-10-31 09:17:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:WBbVkTrCrle46JCSVO0smsL0AjDTK1xtltOR:KpnADsLjPK1xm
TLSH T124E2F18A88DCAE1ECA6553BC556EBB80FA15A4A42F5F53016ED5CCC2A8033F5F531933
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 UPX
File size (compressed) :32'276 bytes
File size (de-compressed) :59'152 bytes
Format:linux/i386
Unpacked file: 8993cae06fb33276d6f09a223160453919d0aa14256b1432e9df7cf03035bd47

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-17.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
Substitutes an application name
Deleting of the original file
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-31T04:37:00Z UTC
Last seen:
2025-11-01T18:22:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0d333883-25c4-496d-8842-6b4d42195c0b
Behavior Graph:
Download SVG
%3 guuid=6f4f3e65-1900-0000-de41-ef4dc4120000 pid=4804 /usr/bin/sudo guuid=73edfa67-1900-0000-de41-ef4dcc120000 pid=4812 /tmp/sample.bin delete-file net guuid=6f4f3e65-1900-0000-de41-ef4dc4120000 pid=4804->guuid=73edfa67-1900-0000-de41-ef4dcc120000 pid=4812 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=73edfa67-1900-0000-de41-ef4dcc120000 pid=4812->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814 /tmp/sample.bin net send-data zombie guuid=73edfa67-1900-0000-de41-ef4dcc120000 pid=4812->guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814 clone guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 358e64b9-be58-5bb6-baf9-e12174ccd9bd 196.251.114.199:18129 guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814->358e64b9-be58-5bb6-baf9-e12174ccd9bd send: 7B guuid=37ba5168-1900-0000-de41-ef4dd0120000 pid=4816 /tmp/sample.bin guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814->guuid=37ba5168-1900-0000-de41-ef4dd0120000 pid=4816 clone guuid=86a45b68-1900-0000-de41-ef4dd1120000 pid=4817 /tmp/sample.bin guuid=de553968-1900-0000-de41-ef4dce120000 pid=4814->guuid=86a45b68-1900-0000-de41-ef4dd1120000 pid=4817 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d060a431-dc07-4e59-b719-fa545cb5ee9e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1805647
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1805647 Sample: px86.elf Startdate: 31/10/2025 Architecture: LINUX Score: 72 21 196.251.114.199, 18129, 45762 xneeloZA Seychelles 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 4 other IPs or domains 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Mirai 2->31 33 Sample is packed with UPX 2->33 8 px86.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 35 Sample deletes itself 8->35 15 px86.elf 8->15         started        process6 process7 17 px86.elf 15->17         started        19 px86.elf 15->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-31 07:27:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6a7qzg6pc2phcyta6kh7mbtrvs67ymuqfqsdsbur7vqfsffgpycq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251031-lbag8awncq/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Modifies Watchdog functionality
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf f03f0c9bcf169e716260f28ff60671acbdfc32902c24390691fd605914a67e05

(this sample)

Mirai

elf 8993cae06fb33276d6f09a223160453919d0aa14256b1432e9df7cf03035bd47

  
URLhaus
https://urlhaus.abuse.ch/url/3691736/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 8993cae06fb33276d6f09a223160453919d0aa14256b1432e9df7cf03035bd47
  
Dropping
MD5 bb3bf47b99ff2520bc7e24df642d406d

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