MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6
SHA3-384 hash: 991ee63361306f1983cf8375a32505033169b5d6956078b82a216d5ba457e89b4e863a50b04d7aed5430d8785f1bf2fb
SHA1 hash: b5e5553f7725ce13966e76e5aadf702fa3b5b623
MD5 hash: a5437801d59e35c14855f551d54ba261
humanhash: kansas-enemy-winter-foxtrot
File name:morte.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:111'000 bytes
First seen:2025-11-28 15:59:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:+7dXjifLHFf1aPGFebrPQDTMjM8K8rjz28bjTSwU5rnz7M8WQKtCSYm5fCctw2Qs:mubhI2w328bHSlnk8EoSYOfCAi0j
TLSH T160B36D21F4391E27C5E1947B22F74722B6F657C920A8CA5E7E710E8EFF111902613EB9
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

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

SecuriteInfo.com.Linux.Siggen.9999-2.UNOFFICIAL
Create hunting rule

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

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

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

Unix.Dropper.Mirai-7135909-0
Create hunting rule

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

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

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

Unix.Dropper.Mirai-7136016-0
Create hunting rule

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

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

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/6929c716efb2056353588e60/reports/5ad46ced-afc8-41dc-bcf3-fe8dae518c39/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-28T13:55:00Z UTC
Last seen:
2025-11-28T18:29:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4b6e2629-a41a-4258-9450-1286f0843fa4
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1822246
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822246 Sample: morte.spc.elf Startdate: 28/11/2025 Architecture: LINUX Score: 72 22 draft21.redirectme.net 45.135.194.71, 12121, 37582, 37584 SKYLINKCZ Germany 2->22 24 daisy.ubuntu.com 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 8 morte.spc.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 morte.spc.elf 8->12         started        14 morte.spc.elf 8->14         started        16 morte.spc.elf 8->16         started        process6 18 morte.spc.elf 12->18         started        20 morte.spc.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-28 16:00:24 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=umkgljlcgxbyyzk5v7yst2pymhjkxogedpebsogdshuhw7ev2c3a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251128-tft2estqbt/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/99771895-e50a-4260-8c69-e378d11d9a89
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/a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6

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: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_Trojan_Gafgyt_28a2fe0c
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 a31465a56235c38c655daff129e9f861d2abb8c41bc81938c391e87b7c95d0b6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3702445/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3719129/
  
URLhaus
https://urlhaus.abuse.ch/url/3719174/

Comments