MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa
SHA3-384 hash: e37cf30c6a4f46ab2ef57866dbd1f67a43700d63e9b2a864031706b1d6c7f449f67a08ed51b5900d808a99d61a2b438f
SHA1 hash: b22a25dee3d0cb8c0f1faca89d454c8c803f8ead
MD5 hash: fec0b8e2a289bc1732e8f489570b5ba5
humanhash: september-alanine-sink-kilo
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:62'060 bytes
First seen:2025-12-24 23:11:59 UTC
Last seen:2025-12-25 01:17:16 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:2B9TLJ9EkrjbI7JOEM3ql0O71fj8gS2M/nY:w9TLZM7JOEZRbFMg
TLSH T1E5534B42FC829602C5D56277FB1E428C772743A8E1EA32039E29AF2137CBD5B0E7B511
telfhash t1bdb09268c2d9473e870182757ee342019a34b0680a0a3a021a2a28ac02610a519a4c24
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 :
5
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/694c735fe126b9ff4390770c/reports/7b394a5b-d025-4b21-85ce-371aef03fb78/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-24T00:48:00Z UTC
Last seen:
2025-12-26T15:25:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2cba0963-fd62-4635-8454-00ba3bcc2baf
Behavior Graph:
Download SVG
%3 guuid=4b808075-1a00-0000-7c2d-184c2e0b0000 pid=2862 /usr/bin/sudo guuid=d9bd1379-1a00-0000-7c2d-184c3a0b0000 pid=2874 /tmp/sample.bin guuid=4b808075-1a00-0000-7c2d-184c2e0b0000 pid=2862->guuid=d9bd1379-1a00-0000-7c2d-184c3a0b0000 pid=2874 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9cd84294-8d30-4870-b2b9-324544a7fe22
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1839090
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839090 Sample: arm5.elf Startdate: 25/12/2025 Architecture: LINUX Score: 56 17 131.113.122.60, 44549 KEIO-NETKeioUniversityJP Japan 2->17 19 150.125.221.162, 11703 DNIC-AS-00668US United States 2->19 21 Antivirus / Scanner detection for submitted sample 2->21 23 Multi AV Scanner detection for submitted file 2->23 7 arm5.elf 2->7         started        signatures3 process4 process5 9 arm5.elf 7->9         started        11 arm5.elf 7->11         started        13 arm5.elf 7->13         started        15 arm5.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-24 05:42:44 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7rkcvvtqynxernv7k43hrzpid7uijurrqbzfn3gqn6uiqaolr2va._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251224-2663nsas7d/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d788d932-e243-45c0-b593-b51389974a8c
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/fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 fc542ad670c36e48b6bf573678e5e81fe884d231807256ecd06fa88801cb8eaa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3742842/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3742975/
  
URLhaus
https://urlhaus.abuse.ch/url/3742980/

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