MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022
SHA3-384 hash: 96c4555579f5bc267432013909c6b000af100138b90be57a5a6d6b8dfcf12a35e29c22fda1ce5eca82e47f13a51b6c84
SHA1 hash: 7a6e1c8d13436be6d33771c4f31cc5e300f641b5
MD5 hash: cca8817bcbf00c39cb2a3aadb86ed607
humanhash: golf-maine-alanine-lithium
File name:ub8ehJSePAfc9FYqZIT6.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:75'952 bytes
First seen:2026-01-08 21:07:08 UTC
Last seen:2026-01-09 00:43:17 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:sOJsuQI70PDFafaxtg2AwWFzM8rn0kHWU:sO8KqUGrWFDn0HU
TLSH T1BC731903E97D251AD0D0933E0DEA575A70D72E885254A36FBD260E4B7EA7A810F17BF0
telfhash t1b6f0c901fe398a1884fb9630ecac47a090036213a1720f20cf94ded0883e044f70ce8e
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
108
Origin country :
DE DE
Vendor Threat Intelligence
No detections
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

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-7136013-0
Create hunting rule

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

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

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

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

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

Unix.Trojan.Mirai-9858729-0
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/69601c971a20a4c87b19513d/reports/a2c42704-78c3-4631-bd16-559bdca67e2a/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-08T19:06:00Z UTC
Last seen:
2026-01-09T00:20:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7810cf13-e219-4188-995e-a431199365bf
Behavior Graph:
Download SVG
%3 guuid=7a950239-1900-0000-ac1d-df7a54080000 pid=2132 /usr/bin/sudo guuid=d8cbbb3a-1900-0000-ac1d-df7a59080000 pid=2137 /tmp/sample.bin guuid=7a950239-1900-0000-ac1d-df7a54080000 pid=2132->guuid=d8cbbb3a-1900-0000-ac1d-df7a59080000 pid=2137 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cd792335-e561-4fd1-8bff-7ed3b52626a1
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1846917
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-08 21:08:34 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j4ywe32cmbyxkzkhxqikxvlachjdschaw23qgayfohbha7etoara._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260108-zyktcsat7a/
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/2a29c8fd-cf7b-4727-a6f8-b7d6dd3a5c30
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/4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 4f31626f426071756547bc10abd56011d23908e0b6b703030571c2707c937022

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3753585/
  
Delivery method
Distributed via web download

Comments