MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43
SHA3-384 hash: 9c1dbfebb943cbb1216ca5dbee5cb71b8f76a7b3254f9e3f4422212d6ce0288d7b120fcde99af79ada8c4685c741286c
SHA1 hash: 2aa0714a5661eb9df0a1f5e7e8d7c7178df5add8
MD5 hash: 897c6c33c3379669d0793d3c1064b2c4
humanhash: bulldog-glucose-magazine-friend
File name:sora.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:87'296 bytes
First seen:2025-12-11 16:15:35 UTC
Last seen:2025-12-12 04:35:23 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:3fo0upx1ns1fR4n6sNNYkLNPL4OOTxWKny5mi7/DTMbme:3fiv1ns1J4n6sNNbZLPgy5Z7DT
TLSH T10E832A47B68244FEC159D274627F7E36CC21B8BE523AB1E773C0BE172C1DA60072A656
telfhash t1131153712edd28a490e78330b709e4e07d220e1008e07a936e7bf8e18f1bb440ec60e3
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 :
3
# of downloads :
59
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/d3e9afa0-f8d2-4ff7-90f2-7621c3c1bf48/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30442.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Exploit-3.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135980-0
Create hunting rule

Unix.Dropper.Mirai-7135987-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

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

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

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-12-11T13:24:00Z UTC
Last seen:
2025-12-11T15:26:00Z UTC
Hits:
~10
Detections:
HEUR:Exploit.Linux.Linksys.a HEUR:Exploit.Linux.DLink.b HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Exploit.Linux.CVE-2014-8361.a HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8a1c6e71-0130-48e5-8d97-839111e228c4
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1831063
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-11 16:16:21 UTC
File Type:
ELF64 Little (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gcfb5k6fqubvolkelercvguxmhogdcvl3tutly552lxiq3y3nzbq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora linux
Link:
https://tria.ge/reports/251211-tqw9jaes5a/
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Dropper.Mirai-7135890-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/f8c6b008-adaa-4613-b79a-df50b3b5e40e
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/308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43

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: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_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 308a1eabc58503572d4459222a9a9761dc618aabdce935e3bdd2ee886f1b6e43

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3731667/
  
Delivery method
Distributed via web download

Comments