MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225. 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: 4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225
SHA3-384 hash: 036de78bca4650bdecc0975f70683bf6f30409007e4b41600fcfe8870d7fc6823a4e38ab0cbb22c6788cf54acfb2bf10
SHA1 hash: 57f6de3f48872867abf33f1612c261c64ec4c95e
MD5 hash: 6550f7660a87e1afd3e4c54285b77e6d
humanhash: florida-bravo-low-beer
File name:morte.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:100'448 bytes
First seen:2025-11-29 09:49:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:agk6SP1S6TnvqOZRhbaTK7sKUZL+mZXC6L0R46NAhA8r:aNP1tjhGW7jmZXdubm
TLSH T199A3AF32DC2A6DA4D5428574B4E09F761B23E1C091232EFB1AEDC675A483E98F506FF4
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 :
68
Origin country :
DE DE
Vendor Threat Intelligence
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

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

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

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

Unix.Trojan.Generic-9910199-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10042712-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade mirai
Link:
https://www.filescan.io/uploads/692ac1ec2cd29ea63003282a/reports/f3e2f175-ccef-41df-ae19-3b02d0344212/overview
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-29T00:47:00Z UTC
Last seen:
2025-11-29T01:34:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d9d5c4f4-2dfc-454e-9c65-a0ad7e1cce27
Behavior Graph:
Download SVG
%3 guuid=e8cd392e-1600-0000-52e3-5707fc0c0000 pid=3324 /usr/bin/sudo guuid=bf4eb330-1600-0000-52e3-5707020d0000 pid=3330 /tmp/sample.bin guuid=e8cd392e-1600-0000-52e3-5707fc0c0000 pid=3324->guuid=bf4eb330-1600-0000-52e3-5707020d0000 pid=3330 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/75d0f410-8174-46b1-b4ca-0e6a9173b001
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1822779
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Drops files in suspicious directories
Malicious sample detected (through community Yara rule)
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
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822779 Sample: morte.sh4.elf Startdate: 29/11/2025 Architecture: LINUX Score: 92 35 109.202.202.202, 80 INIT7CH Switzerland 2->35 37 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->37 39 3 other IPs or domains 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected Mirai 2->47 10 morte.sh4.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 morte.sh4.elf 10->16         started        process6 18 morte.sh4.elf 16->18         started        file7 33 /etc/init.d/sysd, POSIX 18->33 dropped 49 Sample tries to set files in /etc globally writable 18->49 51 Drops files in suspicious directories 18->51 53 Sample tries to persist itself using System V runlevels 18->53 22 morte.sh4.elf 18->22         started        24 morte.sh4.elf sh 18->24         started        signatures8 process9 process10 26 morte.sh4.elf 22->26         started        29 morte.sh4.elf 22->29         started        31 sh cp 24->31         started        signatures11 55 Manipulation of devices in /dev 26->55 57 Deletes system log files 26->57
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-29 05:43:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ju4vqnwjdgssl42ed5abh7sziyxe4ecig4pvgpno7tm4fgpeaisq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251129-lt5fbasras/
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/4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225

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_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 4d395836c919a525f3441f4013fe59462e4e1048371f533daefcd9c299e40225

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3720195/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3720249/

Comments