MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3
SHA3-384 hash: 9da79c27f4056e590ab1cdff01d21421d002edbaa51ec559bdaf77883f31ffce12704f37d41c890966290730a9068fcf
SHA1 hash: 305d9fd8b11646ed01c2bfe1212646027a868535
MD5 hash: 02ddc191b4c1a814aff263dabfbd0c2f
humanhash: seven-bacon-oscar-happy
File name:arm5.urbotnetisass
Download: download sample
Signature Mirai
Create hunting rule
File size:217'616 bytes
First seen:2025-09-24 16:04:04 UTC
Last seen:2025-09-24 16:53:17 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:UJkHCsYGIcGYItViV5DvAEk5u8RRF3pOARA:VT3TGnUzvA308RRF3pZRA
TLSH T1BA24AEC4B7306D13D9E121BBBB5B814D271A0398E2EDF60629527BE9715F8620BBD7C0
telfhash t14e21ed308e0d0dacebe44125d4efb212682c71f9b6632455a5fe5caa4373cda993081e
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 :
2
# of downloads :
55
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951087-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm expand lolbin packed remote threat
Link:
https://www.filescan.io/uploads/68d41698c564c8e81d06f626/reports/d180e53a-02ea-4e1e-bdca-16ef3a17519a/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
custom
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-24T13:31:00Z UTC
Last seen:
2025-09-24T13:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5d0cda33-e1b1-41f8-9c94-1e3393eace17
Behavior Graph:
Download SVG
%3 guuid=2326a5a1-1600-0000-3ca7-d3a08e0c0000 pid=3214 /usr/bin/sudo guuid=893480a3-1600-0000-3ca7-d3a0930c0000 pid=3219 /tmp/sample.bin guuid=2326a5a1-1600-0000-3ca7-d3a08e0c0000 pid=3214->guuid=893480a3-1600-0000-3ca7-d3a0930c0000 pid=3219 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c5775fe1-a828-4ed1-b35a-ecc0b111a674
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1783398
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1783398 Sample: arm5.urbotnetisass.elf Startdate: 24/09/2025 Architecture: LINUX Score: 80 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 109.202.202.202, 80 INIT7CH Switzerland 2->16 18 3 other IPs or domains 2->18 20 Antivirus / Scanner detection for submitted sample 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Gafgyt 2->24 26 Yara detected Mirai 2->26 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        12 arm5.urbotnetisass.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-24 16:04:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iisbvzeh7wsijzqoniwnenna7hlrust6cpkzebicfavdgnvpcdrq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250924-th8mlaaq8s/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4e6a677d-a612-41f6-946a-995e27e24542
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/42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 42241ae487fda484e60e6a2cd235a0f9d71a4a7e13d5920502282a3336af10e3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3618220/
  
Delivery method
Distributed via web download

Comments