MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4245515300672b6795f3f4366016238ce4855453929b4ef85d78159929042f0. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4245515300672b6795f3f4366016238ce4855453929b4ef85d78159929042f0
SHA3-384 hash: 98f6e4f0e6108a3d99bacc95f270cf62b58e5119570b5bb6767282bf3dfc68d7a06a65364623ab358a71cf62ceda2f80
SHA1 hash: 8bbb9d2fc978bc8e30f2d79c5460628012b4abfe
MD5 hash: bf92aa544efdc1df180e7f110ab3dc1d
humanhash: illinois-island-texas-edward
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:108'036 bytes
First seen:2025-03-24 05:12:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:eJ5L2Yov9z317xt9q8/hUQyoGhfOan+wmC1kLRADXz+/EAne:eJ5L2VvL7xt9qakhh2an+wmC1kdAqK
TLSH T1AEB3F65AF8819F15D4D525BEFE0F928D33236BA8E3EA7102DD145B2437CA96B0E7B401
telfhash t10cd0a776d92429ea7bd2830503ebb7509fe8949e234c10e3d0692f4e45a1884b33ef1b
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
58
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e0ebc5bb84e066269e6876linux22vpnfull_triage
Tags:
mirai ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unmounts file systems
Creating a file
Runs as daemon
Connection attempt
Receives data from a server
DNS request
Opens a port
Sends data to a server
Mounts file systems
Kills processes
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin remote
Link:
https://www.filescan.io/uploads/67e0ea23a175d31773467af8/reports/fd96c671-0135-4272-87c4-df373cab3e5e/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2afb534a-d45a-4f3b-89ab-b51347a5f0f6
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1646580
Signature
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646580 Sample: arm7.elf Startdate: 24/03/2025 Architecture: LINUX Score: 60 16 daisy.ubuntu.com 2->16 18 Multi AV Scanner detection for submitted file 2->18 20 Yara detected Mirai 2->20 7 arm7.elf 2->7         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 signatures5 22 Sample reads /proc/mounts (often used for finding a writable filesystem) 7->22 14 arm7.elf 7->14         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f4245515300672b6795f3f4366016238ce4855453929b4ef85d78159929042f0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4245515300672b6795f3f4366016238ce4855453929b4ef85d78159929042f0/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-24 05:13:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6qsfkfjqazzlm6k7h5bwmalchdheqvkfheu3j34f26avteuqilya._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250324-fwepsax1b1/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Renames itself
Unexpected DNS network traffic destination
Contacts a large (27082) amount of remote hosts
Creates a large amount of network flows
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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:Linux_Generic_Threat_8299c877
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 f4245515300672b6795f3f4366016238ce4855453929b4ef85d78159929042f0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3468989/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3469416/

Comments