MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932
SHA3-384 hash: fff94354285a387f6daf13ff3911f78481038d08abbe0a43828a73b7964619ac05f5b12e02029eac2b92c63ba634440b
SHA1 hash: 39d7c27e6b8033fcd17f8630ab6fd39c88c54bbb
MD5 hash: 48f55e71eaa61abf754a416702029708
humanhash: illinois-video-floor-dakota
File name:titanjr.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:93'280 bytes
First seen:2026-02-06 06:49:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:xfbZtAvd1CVvhNuUissqw1hx9nBeZ30wKS/r1oHD7vj+2PJ:xf1tAvd1YNsqwppcZ3XpIRPJ
TLSH T151933955FC824622C6C116B7FB6E428E372713A9E2EF72039C155F21378B91B0EBB641
telfhash t1d95120badfd50adc07dad24481df611a9bec34f91701209a9b1d7b4f8583581b22d82b
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 :
30
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/1531e61a-6491-4bf6-b957-c27b224849e2/
Gathering data
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade rust
Link:
https://www.filescan.io/uploads/69858f32c9bfb60ece1c2d13/reports/a99d03ed-166c-4087-9f0d-99fb8953b312/overview
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c8bf480e-f9ad-4328-8e17-7a2ffae53f4f
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1864521
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1864521 Sample: titanjr.arm.elf Startdate: 06/02/2026 Architecture: LINUX Score: 68 31 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->31 33 Multi AV Scanner detection for submitted file 2->33 10 titanjr.arm.elf 2->10         started        signatures3 process4 process5 12 titanjr.arm.elf 10->12         started        process6 14 titanjr.arm.elf 12->14         started        file7 29 /etc/init.d/sysd, POSIX 14->29 dropped 39 Sample tries to set files in /etc globally writable 14->39 41 Drops files in suspicious directories 14->41 43 Sample tries to persist itself using System V runlevels 14->43 18 titanjr.arm.elf 14->18         started        20 titanjr.arm.elf sh 14->20         started        signatures8 process9 process10 22 titanjr.arm.elf 18->22         started        25 titanjr.arm.elf 18->25         started        27 sh cp 20->27         started        signatures11 35 Manipulation of devices in /dev 22->35 37 Deletes system log files 22->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-06 06:53:52 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vasrzrq637iciatlfchumnlue6visozmaumnhmz3drda2je4zeza._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260206-hl2snsdt4h/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
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 a8251cc61edfd024026b288f46357427aa893b2c0518d3b33b1c460d249cc932

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3772889/
  
Delivery method
Distributed via web download

Comments