MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d
SHA3-384 hash: 730d84b22b2444988b5ff8f5135108f8779ef36ff9b2fc6179c626164f1c1c6fa6cea1f33b6e0c8d3c0d726a5db7b365
SHA1 hash: fe5513b7f37d705968030e58a45e9202cc7f5a21
MD5 hash: 4ec4d8465a609b94ba6dff856ae972ca
humanhash: network-king-edward-juliet
File name:system
Download: download sample
Signature Mirai
Create hunting rule
File size:145'844 bytes
First seen:2025-07-20 06:34:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:u3j0ttJDR8+7fNT9XUeGcTk3oLkmn3FaTGkm0PVvqDAb427l:u3YtvfpjGcIkkmn30TXm0PVvqDAb427l
TLSH T156E32946AA525EB7C00669B4357B1A340726F5221F1F4E97793C9AE4038F5CEF40EFA8
telfhash t158316511a97981392fa18c5c5c6c9bb211229b13630b3f32bf3294cd5536091d62ed4f
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
17
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30541.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

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

Unix.Malware.Mirai-9885121-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc obfuscated
Link:
https://www.filescan.io/uploads/687c8e2c8a7d628a81b82689/reports/0bfbff32-0bec-4180-872a-0ce8bac2486b/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4a04a9ef-117b-4931-ad09-43f9daacc19d
Behavior Graph:
Download SVG
%3 guuid=9ca977ee-1900-0000-eab1-36a902080000 pid=2050 /usr/bin/sudo guuid=62ae58f0-1900-0000-eab1-36a907080000 pid=2055 /tmp/sample.bin guuid=9ca977ee-1900-0000-eab1-36a902080000 pid=2050->guuid=62ae58f0-1900-0000-eab1-36a907080000 pid=2055 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ea2d8c90-4a31-4bbe-85c1-195c05b489a1
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1740326
Signature
Connects to many ports of the same IP (likely port scanning)
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Terminates several processes with shell command 'killall'
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1740326 Sample: system.elf Startdate: 20/07/2025 Architecture: LINUX Score: 60 45 192.183.207.222 ZIPLY-FIBER-LEGACY-ASNUS United States 2->45 47 155.132.115.216 ZAMRENZM France 2->47 49 98 other IPs or domains 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Connects to many ports of the same IP (likely port scanning) 2->53 55 Contains symbols with names commonly found in malware 2->55 10 system.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 system.elf 10->16         started        process6 18 system.elf 16->18         started        20 system.elf 16->20         started        process7 22 system.elf sh 18->22         started        24 system.elf sh 18->24         started        26 system.elf sh 18->26         started        28 76 other processes 18->28 process8 30 sh killall 22->30         started        33 sh killall 24->33         started        35 sh killall 26->35         started        37 sh killall 28->37         started        39 sh killall 28->39         started        41 sh killall 28->41         started        43 73 other processes 28->43 signatures9 57 Terminates several processes with shell command 'killall' 30->57
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-20 06:35:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 23 (56.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qeb7isg266wsp2or2x43qjqv5wdci75y6pueabg5kfd6x6mlam6q._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/250720-hcjkqsxycy/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/84a53bda-4783-41e7-a033-8e0a82f4275b
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/8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 8103f448daf7ad27e9d1d5f9b82615ed86247fb8f3e84004dd5147ebf98b033d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576546/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3584490/
  
URLhaus
https://urlhaus.abuse.ch/url/3584485/

Comments