MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9
SHA3-384 hash: 5585973325cbd8ec02e785f75fcb131e8940b93d78036c6b7c4f663e106cdddf21c839cea759af0c54016fdaf3819f92
SHA1 hash: 8706b354e392491b2e2189323b44c0a89914e410
MD5 hash: 4a12d56a51821c76f8bdd49895f66d0b
humanhash: wolfram-mike-delta-utah
File name:wewe12.johnsmith
Download: download sample
Signature Mirai
Create hunting rule
File size:34'432 bytes
First seen:2025-11-14 06:43:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:XYsF1WEFPf9uHMHHMbuzW403wHHHHHHH:XYwDfssn4uzrswnnn
TLSH T1CAF2E8B4B407B2B8D6FE1038F54B35F52C531284369CA3E7A06A0675EDF67492CA6E0D
telfhash t17ef0c000ad664e1988db6570cc6c0718d402532225a1a3208f26c7c5883d158f30cf1f
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 :
1
# of downloads :
122
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

Unix.Trojan.Mirai-9770090-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc mirai
Link:
https://www.filescan.io/uploads/6916cfc1219b4496562b9fab/reports/c1ff449f-ac74-4916-8e5e-40aeaa520d8b/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-14T04:24:00Z UTC
Last seen:
2025-11-14T04:46:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f474b103-3774-4132-9eac-4c266f00a8dd
Behavior Graph:
Download SVG
%3 guuid=52e95da6-1600-0000-8e6e-6ab3420c0000 pid=3138 /usr/bin/sudo guuid=7efd9aa8-1600-0000-8e6e-6ab3460c0000 pid=3142 /tmp/sample.bin guuid=52e95da6-1600-0000-8e6e-6ab3420c0000 pid=3138->guuid=7efd9aa8-1600-0000-8e6e-6ab3460c0000 pid=3142 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9199c884-93b9-4aa9-9480-ca1194a861bd
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1813989
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/ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-14 06:44:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55i337f23b4r25pgbokfbsxk634zigbzajh437trgkzcho2fbteq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251114-hhlbhsgj81/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-9770090-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/35c72abe-4ba7-45fc-b8ab-5613535e2b7d
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/ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9

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_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: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 ef51bdfcbad8791d75e60b9450caeaf6f9941839024fcdfe7132b223bb450cc9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3703986/
  
Delivery method
Distributed via web download

Comments