MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c8b401c53cfd5582ee31192d036358b7887ee27569fdce0e0a0f80498be0c35. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c8b401c53cfd5582ee31192d036358b7887ee27569fdce0e0a0f80498be0c35
SHA3-384 hash: a2284f0f1f9da13548fb17b7020e318ceddd1fcd0b5c23e2af4d7c32c12e44d7e1c7480c0ece5ba383e36c60974d0af8
SHA1 hash: 8c81150b559cf62fbdd2689ceee3fcfe7393bb3a
MD5 hash: d5226f1d5e5b06b6f20e3ef1471643c3
humanhash: mike-black-seventeen-oklahoma
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:41'660 bytes
First seen:2025-08-16 21:37:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:zOPy+as7Todukv3iEsS1U4PppCiZ+9m8Z1R+X7CY3UGo:SPrZ2uhEZS4PppxZz8Z1ReCko
TLSH T11313F1BB4A405499CBF86E79A239024273140F2885E93437E299EB61D7C15F8F1BA50E
telfhash t13a900200483dd2f083737411d4557b0aa95a0110964851978a8748445425960d0c7541
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68a0fa5d419c816a6e89264b/reports/5cddfe71-a43a-402a-887a-d810e7e00512/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f0f736ba-b0d5-43e2-ba49-6633b2c6126b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1758606
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758606 Sample: arm5.elf Startdate: 17/08/2025 Architecture: LINUX Score: 68 25 93.158.151.94, 23 YANDEXRU Russian Federation 2->25 27 143.179.111.35 VERSATELASfortheTrans-EuropeanTele2IPTransportbackbo Netherlands 2->27 29 99 other IPs or domains 2->29 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Mirai 2->35 8 arm5.elf 2->8         started        10 xfce4-session rm 2->10         started        12 xfce4-session xfdesktop 2->12         started        14 12 other processes 2->14 signatures3 process4 process5 16 arm5.elf 8->16         started        process6 18 arm5.elf 16->18         started        21 arm5.elf 16->21         started        23 arm5.elf 16->23         started        signatures7 31 Sample tries to kill multiple processes (SIGKILL) 18->31
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4c8b401c53cfd5582ee31192d036358b7887ee27569fdce0e0a0f80498be0c35
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c8b401c53cfd5582ee31192d036358b7887ee27569fdce0e0a0f80498be0c35/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2025-08-16 21:38:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jsfuahctz7kvqlxdcgjnanrvrn4ip3rhk2p5zyhaud4ajgf6bq2q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250816-1g98cs1sey/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/968d93ef-80be-4574-aa59-be6fa2e153c1
Please note that we are no longer able to provide a coverage score for Virus Total.

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

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

Web download

Mirai

elf 4c8b401c53cfd5582ee31192d036358b7887ee27569fdce0e0a0f80498be0c35

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3593886/
  
Delivery method
Distributed via web download

Comments