MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09
SHA3-384 hash: 93c21ae744db50d4b5cb1a13f13cb49d4799878bc705741021f50a409ad8797669f55b90ccadd3adb9e511eabd805fa0
SHA1 hash: 7e024f0d6196213f78ea762e7e44d391f398238a
MD5 hash: f6fd4794681b4cb278005ef10cef2af6
humanhash: twenty-july-high-red
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:40'284 bytes
First seen:2025-10-11 21:07:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:+mOVAXosYyMGKT3Bl0sQEpAApyF6B2iGsUDUjZ+lYBnzFyjJgoYD91nbcuyD7Utt:4AXIyMGgBtVyFzxAjOY90NgoYD/nouyy
TLSH T17A03E162D8854B8DD538A3BA7BFE781DE911ED0C422A05F3A895106654EF37A0B343FD
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 :
52
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed threat upx
Link:
https://www.filescan.io/uploads/68eac8794f3013c55e4a9c00/reports/a6fbcc4e-f771-48a2-81cd-cd9ca6752def/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
155
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-11T18:22:00Z UTC
Last seen:
2025-10-12T10:09:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c0a19a7b-35d1-4ff8-a81e-bfff0d14585f
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1793409
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1793409 Sample: debug.elf Startdate: 11/10/2025 Architecture: LINUX Score: 68 16 bravoteam6.org 196.251.83.132, 12121 SONIC-WirelessZA Seychelles 2->16 18 daisy.ubuntu.com 2->18 20 Malicious sample detected (through community Yara rule) 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Sample is packed with UPX 2->24 7 debug.elf 2->7         started        9 python3.8 dpkg 2->9         started        signatures3 process4 process5 11 debug.elf 7->11         started        14 debug.elf 7->14         started        signatures6 26 Manipulation of devices in /dev 11->26 28 Deletes system log files 11->28
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-11 21:16:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t7c2nlzn3efe4xx6qmwqnx6wnqk5nweflvbufhzv4y43sqy6x4eq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251011-z22ahsvlz3/
Behaviour
Reads runtime system information
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b6926d1c-973c-4b6b-8273-9a82e3984362
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/9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09

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 9fc5a6af2dd90a4e5efe832d06dfd66c15d6d8855d43429f35e639b9431ebf09

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3668847/
  
Delivery method
Distributed via web download

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