MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e
SHA3-384 hash: 9a8ff1edd4de9c8c00ef65f9fd187580b2cb9fddc899082985736906c91839ae09544b219054129c0c97f799cb2e13e1
SHA1 hash: 306fa78a63a9ea79076b1fed32c38504172c71b1
MD5 hash: b3704dbb9a88faf21b5b59afc8f10c72
humanhash: red-louisiana-september-avocado
File name:titanjr.ppc440
Download: download sample
Signature Mirai
Create hunting rule
File size:92'048 bytes
First seen:2025-07-26 05:41:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:EojyjE1Ku8uZqESdJmL00C00xaIy3qTfl3GwT1fm4ymM/0l1WrFVfTAeG2+c:2pvHTfhGaymMyWr3+c
TLSH T182936D02B70C0A43E0574DF02A3F57E1C3AA66E121F8FA89790EDE4996B6D325547ECD
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135957-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Changes access rights for a written file
Receives data from a server
Runs as daemon
Connection attempt
Sets a written file as executable
Launching a process
Kills processes
Sends data to a server
Changes access rights for a file
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68846aae13488cfd44d93622/reports/796d3215-8284-4d5b-bc6a-35a216428c34/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ae8cbd80-7b11-414b-bb72-6af180c3459e
Behavior Graph:
Download SVG
%3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8766789b-829a-425d-87f1-147d12912841
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1744520
Signature
Deletes system log files
Drops files in suspicious directories
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1744520 Sample: titanjr.ppc440.elf Startdate: 26/07/2025 Architecture: LINUX Score: 72 31 asdfavae.duckdns.org 2->31 33 asdfavae.duckdns.org 160.187.246.23, 12121, 43844, 43846 OCNNTTCommunicationsCorporationJP unknown 2->33 35 3 other IPs or domains 2->35 37 Multi AV Scanner detection for submitted file 2->37 10 titanjr.ppc440.elf 2->10         started        signatures3 39 Uses dynamic DNS services 31->39 process4 process5 12 titanjr.ppc440.elf 10->12         started        process6 14 titanjr.ppc440.elf 12->14         started        file7 29 /etc/init.d/sysd, POSIX 14->29 dropped 45 Sample tries to set files in /etc globally writable 14->45 47 Drops files in suspicious directories 14->47 49 Sample tries to persist itself using System V runlevels 14->49 18 titanjr.ppc440.elf 14->18         started        20 titanjr.ppc440.elf sh 14->20         started        signatures8 process9 process10 22 titanjr.ppc440.elf 18->22         started        25 titanjr.ppc440.elf 18->25         started        27 sh cp 20->27         started        signatures11 41 Manipulation of devices in /dev 22->41 43 Deletes system log files 22->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-26 05:42:13 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=femxp443n6igqulv3coriywzwpy6gstwl7455f7wpnpevg3qkmxa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250726-gd3vbsej5v/
Malware Config
C2 Extraction:
cvawrs.duckdns.org
fasdv.duckdns.org
savaswsd.duckdns.org
vmklsfdv.duckdns.org
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135957-0
YARA:
n/a
Link:
https://app.threat.zone/submission/16884171-9f46-4aa8-a203-742a6b0b0658
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/291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e

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: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 291977f39b6f90685175d89d1462d9b3f1e34a765ff9de97f67b5e4a9b70532e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3589426/
  
Delivery method
Distributed via web download

Comments