MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d
SHA3-384 hash: 2e009dbf2131f24ef1ca44335fde783718637155d2167b129bb5a4dec0fedb8ee2bc2527a2af11344ccf1521ddba9905
SHA1 hash: 31c6d16858cbb48a1114809c4a5421e5d2270bff
MD5 hash: 114aacae8bfcd35144d0310b200a7f5e
humanhash: dakota-solar-iowa-gee
File name:boatnet.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:54'584 bytes
First seen:2026-04-01 05:51:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:OrNhbPk0XgKgNt7vIQctxVnj1NZQ4MOOpyymmmndrcttNL/7ETY1Roj8QlwE:sNpCvIQ6Vnj1LiOOpCwtNXETYky
TLSH T171330881B8C29A23C5E4137AF56E458E376467E8E2CF7217DD221F603AC681F0C67E91
telfhash t1fed02bb28a1d7bac33d44d4baa9c12695ec4e0751b306669dfd59f5c00d1705b427623
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 8221d526fa678fec87590cb98767ca21cce09930dfae8701062db22083a4418f
File size (compressed) :21'532 bytes
File size (de-compressed) :54'584 bytes
Format:linux/arm
Packed file: 8221d526fa678fec87590cb98767ca21cce09930dfae8701062db22083a4418f

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
NL NL
Vendor Threat Intelligence
Gathering data
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/69ccb2a8972c219c8d7469aa/reports/c9c64a7c-6e85-48be-ae5c-bb4c6d29cc51/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d
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:
2026-04-01T02:57:00Z UTC
Last seen:
2026-04-01T08:01:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2891260e-eed1-4134-a01d-3df4ce63bef4
Behavior Graph:
Download SVG
%3 guuid=d28438f1-1a00-0000-fb1d-0797380b0000 pid=2872 /usr/bin/sudo guuid=9aaaddf2-1a00-0000-fb1d-07973f0b0000 pid=2879 /tmp/sample.bin guuid=d28438f1-1a00-0000-fb1d-0797380b0000 pid=2872->guuid=9aaaddf2-1a00-0000-fb1d-07973f0b0000 pid=2879 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e8707401-35ad-406e-800e-7a2488d1a8a0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1891828
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1891828 Sample: boatnet.arm.elf Startdate: 01/04/2026 Architecture: LINUX Score: 72 17 82.23.183.167, 3778, 53434, 53436 NTLGB United Kingdom 2->17 19 109.202.202.202, 80 INIT7CH Switzerland 2->19 21 3 other IPs or domains 2->21 23 Malicious sample detected (through community Yara rule) 2->23 25 Antivirus / Scanner detection for submitted sample 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 Yara detected Mirai 2->29 7 boatnet.arm.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        signatures3 process4 process5 13 boatnet.arm.elf 7->13         started        15 boatnet.arm.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-01 05:53:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55lngtsy4uglud3gwfzww3e67qubl7ory6gu24bslfkax45gpzgq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/260401-gkzq9aby5x/
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/ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/

File information

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

Web download

Mirai

elf 8221d526fa678fec87590cb98767ca21cce09930dfae8701062db22083a4418f

Mirai

elf ef56d34e58e50cba0f66b1736b6c9efc2815fdd1c78d4d703259540bf3a67e4d

(this sample)

  
Dropped by
SHA256 8221d526fa678fec87590cb98767ca21cce09930dfae8701062db22083a4418f
  
Dropped by
MD5 250f5ca16578fa5d6becff3306092c56
  
URLhaus
https://urlhaus.abuse.ch/url/3809733/
  
Delivery method
Distributed via web download

Comments