MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c. 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: c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c
SHA3-384 hash: f5c33af15480ab4600a647da04e742c24fa58f3b0c7aea4ca5fb2eb8e70008e8e6f141fd8e5ffa4b9cff401bea8ad3e9
SHA1 hash: 9e1db79c91d604326d060183aba1172782e1c911
MD5 hash: c52f8c527b653b4e717854286de70c29
humanhash: early-wyoming-snake-five
File name:titanjr.mipsl
Download: download sample
Signature Mirai
Create hunting rule
File size:122'496 bytes
First seen:2025-10-27 11:39:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:xNZqs2lYRB1f+g6z3jL3pFLUwXkb3+YEwIvF2E+7hQqw5HxZp+/praXbr2F1lIl9:jZqs2lY56TXHSmqw1xi/h+2bmFw
TLSH T154C3F909AB614FFBE86FCD3746E90B0529CC551722A83B7A3574D828F64B54B4AE3870
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 :
73
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Launching a process
Sends data to a server
DNS request
Sets a written file as executable
Connection attempt
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68ff5a7611ff3db29f691641/reports/9e713168-3a0d-40d0-a81c-846b7be848b6/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-27T09:10:00Z UTC
Last seen:
2025-10-28T01:47:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d48a7020-d795-4868-be96-98c7b199efa7
Behavior Graph:
Download SVG
%3 guuid=0ba94533-1a00-0000-1c84-32f1e30a0000 pid=2787 /usr/bin/sudo guuid=f7693435-1a00-0000-1c84-32f1e40a0000 pid=2788 /tmp/sample.bin guuid=0ba94533-1a00-0000-1c84-32f1e30a0000 pid=2787->guuid=f7693435-1a00-0000-1c84-32f1e40a0000 pid=2788 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e3d6f442-6de3-4a45-84ac-6168ce0fa2dc
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1802323
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: 1802323 Sample: titanjr.mipsl.elf Startdate: 27/10/2025 Architecture: LINUX Score: 72 35 asdfavae.duckdns.org 2->35 37 asdfavae.duckdns.org 160.187.246.23, 12121 OCNNTTCommunicationsCorporationJP unknown 2->37 39 3 other IPs or domains 2->39 41 Multi AV Scanner detection for submitted file 2->41 10 titanjr.mipsl.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 43 Uses dynamic DNS services 35->43 process4 process5 16 titanjr.mipsl.elf 10->16         started        process6 18 titanjr.mipsl.elf 16->18         started        file7 33 /etc/init.d/sysd, POSIX 18->33 dropped 45 Sample tries to set files in /etc globally writable 18->45 47 Drops files in suspicious directories 18->47 49 Sample tries to persist itself using System V runlevels 18->49 22 titanjr.mipsl.elf 18->22         started        24 titanjr.mipsl.elf sh 18->24         started        signatures8 process9 process10 26 titanjr.mipsl.elf 22->26         started        29 titanjr.mipsl.elf 22->29         started        31 sh cp 24->31         started        signatures11 51 Manipulation of devices in /dev 26->51 53 Deletes system log files 26->53
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-27 11:43:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yp5hk22jhuphxdefcmilzyz5slrbgsofmrtjejqekle7qbyup5ga._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery persistence
Link:
https://tria.ge/reports/251027-ntqm9sdt7c/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Malware Config
C2 Extraction:
asdfavae.duckdns.org
cvawrs.duckdns.org
fasdv.duckdns.org
savaswsd.duckdns.org
vmklsfdv.duckdns.org
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9a45a741-a08c-4356-9c33-0e0804b406ad
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/c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c

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 c3fa756b493d1e7b8c851310bce33d92e21349c5646692260452c9f807147f4c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3688555/
  
Delivery method
Distributed via web download

Comments