MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d. 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: 9


Intelligence 9 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d
SHA3-384 hash: 32b5d55e2aae455f6e146e4d5e5361a9b5fb0338b87bce8fc6dff4640f23ba495c0745a66ce575cf9fd56af373fcbc56
SHA1 hash: 83973e46ef3af677ac9a81815537b9174649838e
MD5 hash: b590ca48f800e97b3967906b23de0980
humanhash: freddie-helium-idaho-bakerloo
File name:5r3fqt67ew531has4231.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:100'136 bytes
First seen:2026-01-20 20:56:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:IoPSDQ8PihxnQUSEhH29zHeWyeZOIaRoML7MoOQuhvlM5o2Vwt9ZVSIwbZnYw:NKLgff5WynRlL70hvl8diFwbZnYw
TLSH T108A34B31BE712D27C1C6657B12F70722B1F253CA36B8C62A7DB10E4EEF646502116AF9
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/d0cb337d-7b3b-45b5-9201-6b0c0f8f570b/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28877.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135868-0
Create hunting rule

Unix.Dropper.Mirai-7135891-0
Create hunting rule

Unix.Dropper.Mirai-7135892-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136034-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9861139-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

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

Unix.Dropper.Mirai-10008433-0
Create hunting rule

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

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-20T18:44:00Z UTC
Last seen:
2026-01-20T20:28:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a7322d67-f4d6-4677-870e-13897f84fdce
Behavior Graph:
Download SVG
%3 guuid=a08dc322-1800-0000-3d96-04b0640b0000 pid=2916 /usr/bin/sudo guuid=472f1525-1800-0000-3d96-04b0650b0000 pid=2917 /tmp/sample.bin guuid=a08dc322-1800-0000-3d96-04b0640b0000 pid=2916->guuid=472f1525-1800-0000-3d96-04b0650b0000 pid=2917 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c276a7fd-54be-41dc-96a6-b59f45ba0bb2
Result
Threat name:
Mirai, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1854413
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1854413 Sample: 5r3fqt67ew531has4231.spc.elf Startdate: 20/01/2026 Architecture: LINUX Score: 96 30 156.124.100.130 XNSTGCA United States 2->30 32 5.134.95.193 WIRELESSCONNECT16IE Ireland 2->32 34 98 other IPs or domains 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus / Scanner detection for submitted sample 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 2 other signatures 2->42 8 5r3fqt67ew531has4231.spc.elf 2->8         started        signatures3 process4 process5 10 5r3fqt67ew531has4231.spc.elf sh 8->10         started        12 5r3fqt67ew531has4231.spc.elf 8->12         started        process6 14 sh rm 10->14         started        16 sh mkdir 10->16         started        18 sh mv 10->18         started        20 sh chmod 10->20         started        22 5r3fqt67ew531has4231.spc.elf 12->22         started        24 5r3fqt67ew531has4231.spc.elf 12->24         started        26 5r3fqt67ew531has4231.spc.elf 12->26         started        28 4 other processes 12->28
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-20 20:57:46 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ruofl4c2qeuiqkgmiynski42pe7aekoawwfoe2lj5kav2ktjga6q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai linux
Link:
https://tria.ge/reports/260120-zrs66aaz7b/
Malware Config
C2 Extraction:
31.58.58.212
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: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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
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:testlumma
Create hunting rule
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 8d1c55f05a81288828cc461b25239a793e0229c0b58ae26969ea815d2a69303d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3761014/
  
Delivery method
Distributed via web download

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