MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d
SHA3-384 hash: f7e632f8f3c2ab73105064db2e38ec12c6907640cb0067a0c7408e738c12690d2025d5e62b2d7e16c0a8dbcee792f66d
SHA1 hash: 0faa14d93d213e56900d14d3f7d03215dd507bc3
MD5 hash: 02572bcc2fd00b42269aecaa2775449a
humanhash: alanine-bluebird-artist-cup
File name:main_mips
Download: download sample
Signature Mirai
Create hunting rule
File size:181'920 bytes
First seen:2025-07-31 00:22:13 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:cE7GrqdU4zcUnElVdJEqPniedJnijyWKy2zBeCvjYVGTAlTV03QkfzpIyUMFKO:1bU4zLwrLdJn0y5y2zPvjQggkf2XGKO
TLSH T14904A91A6E228F7EF768863447F79E21975823D523D1E684E2ACC1101F6029E651FFEC
telfhash t1314190180a7813a4a3386c5d49ddef37d6a331df7f162d378e11e86aab69a835d11c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
27
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.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8041698-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Locks files
DNS request
Connection attempt
Runs as daemon
Creating a file
Sends data to a server
Substitutes an application name
Traces processes
Deleting of the original file
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
47
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d
Behaviour
Process Renaming
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c606c655-ba4a-4114-8f7d-a9dd81672678
Behavior Graph:
Download SVG
%3 guuid=eb8bbebd-1a00-0000-4f0e-0059b90a0000 pid=2745 /usr/bin/sudo guuid=a25ba1c0-1a00-0000-4f0e-0059bd0a0000 pid=2749 /tmp/sample.bin guuid=eb8bbebd-1a00-0000-4f0e-0059b90a0000 pid=2745->guuid=a25ba1c0-1a00-0000-4f0e-0059bd0a0000 pid=2749 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c23abf71-c146-402b-926f-8536a00642c9
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1747456
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/3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-31 00:23:12 UTC
File Type:
ELF32 Big (Exe)
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h6guuqe3g3wpww4dzjub4jd7e2tieu2iw7hn7e7tr3a5zdjkmsgq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery
Link:
https://tria.ge/reports/250731-apkdssymw2/
Behaviour
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads process memory
Enumerates running processes
Deletes itself
Traces itself
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-8041698-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/8ad42071-6ee9-4c1c-8e49-31f5eb648d53
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/3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d

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: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 3f8d4a409b36ecfb5b83ca681e247f26a6825348b7cedf93f38ec1dc8d2a648d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3593393/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments