MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de
SHA3-384 hash: 957506ba0a5fdc9c8c7a21086498971cec7ba6cfa96e9c9023b9949870d27aea19735db2148c6164f576615a45e93ea4
SHA1 hash: f40b277b89471d85006d4b0e34b2540cfc3d7f8c
MD5 hash: eedf3d91036e0a4c1a3a6753be0f6ac4
humanhash: beer-fourteen-earth-ink
File name:boatnet.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:27'300 bytes
First seen:2025-10-13 18:52:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:JMKyhegCCMqfizjoNpd2vJdX6vwrAi9q3UELuo:OKy4qfqoeJdXWgAXLB
TLSH T1AEC2D0E0B726F931C420AC7DE52A4D8A7A51067C91FE343764258C358FC169B67F88FA
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 UPX
File size (compressed) :27'300 bytes
File size (de-compressed) :66'864 bytes
Format:linux/arm
Unpacked file: 8bf843e88b75a27f530d9ccfa20972bd07c5e9d7845b437327bfed7a6d44daaf

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9955692-0
Create hunting rule

Unix.Trojan.Mirai-9955694-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68ed4aad71883144ef34d58c/reports/e5206616-e00b-47d2-9aad-72e2ba5a7d5d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-13T17:01:00Z UTC
Last seen:
2025-10-14T10:39:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/62480242-5dcf-43b6-ba4a-0eb4ba14f097
Behavior Graph:
Download SVG
%3 guuid=2d51beb9-1900-0000-66df-59fca40a0000 pid=2724 /usr/bin/sudo guuid=022415bc-1900-0000-66df-59fcac0a0000 pid=2732 /tmp/sample.bin guuid=2d51beb9-1900-0000-66df-59fca40a0000 pid=2724->guuid=022415bc-1900-0000-66df-59fcac0a0000 pid=2732 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/335d1715-f1a7-43fb-86f4-470b760cc197
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1794357
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-13 18:54:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=54zy3d5ckczyynumdqb73nsk5fpzbih4baethfr7yhcsvfv4qdpa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet discovery upx
Link:
https://tria.ge/reports/251013-xjyqkahq8v/
Behaviour
Reads runtime system information
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/bf7f0c49-e2cb-43bb-8e41-1dad3aeb553d
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/ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de

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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf ef338d8fa250b38c368c1c03fdb64ae95f90a0fc080933963fc1c52a96bc80de

(this sample)

Mirai

elf 8bf843e88b75a27f530d9ccfa20972bd07c5e9d7845b437327bfed7a6d44daaf

  
Dropping
SHA256 8bf843e88b75a27f530d9ccfa20972bd07c5e9d7845b437327bfed7a6d44daaf
  
Dropping
MD5 84369879a988b633a5a2a22aa7722ab9
  
URLhaus
https://urlhaus.abuse.ch/url/3674640/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3674798/

Comments