MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476
SHA3-384 hash: 1780e7745e13c0424e0e3094b34d51c3702595019a4e0ac2ff098a070e84bebb1c04bbc5c31de7b02259e08413330660
SHA1 hash: 26dd32479feac333de52acccf19095822c87688c
MD5 hash: d4eea1a6bcacf2b9e086496bc6d173b6
humanhash: lactose-snake-nevada-indigo
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:179'168 bytes
First seen:2025-12-26 01:05:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Y2lXChS04xg5IdguyErkUEld42SqiD7bXbICWCfreDu76hh1Rf:YG0hGguhrZEld42YD3MvCqicf
TLSH T17A048C73D9655E9CC724D1B5B0E0AF795B23912591836FFA69A3C2B18083ECCB9093F4
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 :
96
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
a c2 socket address and a scan socket address
Link:
https://research.acce.ciphertechsolutions.com/results/fe65655b-4a32-4ca2-891b-51bf659b0b92/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

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

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

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
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-9910198-0
Create hunting rule

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/694ddf87e126b9ff43918d19/reports/876276aa-2296-428c-afbd-581febc1d13c/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/54332ec3-7a3b-496c-91ea-1af617a80c2a
Behavior Graph:
Download SVG
%3 guuid=bce64df8-1700-0000-34a1-a6af32090000 pid=2354 /usr/bin/sudo guuid=83bafbfa-1700-0000-34a1-a6af39090000 pid=2361 /tmp/sample.bin guuid=bce64df8-1700-0000-34a1-a6af32090000 pid=2354->guuid=83bafbfa-1700-0000-34a1-a6af39090000 pid=2361 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5af31742-ea7f-4033-9d56-1cafee9ee7f3
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1839562
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839562 Sample: sh4.elf Startdate: 26/12/2025 Architecture: LINUX Score: 80 34 169.254.169.254, 80 USDOSUS Reserved 2->34 36 109.202.202.202, 80 INIT7CH Switzerland 2->36 38 2 other IPs or domains 2->38 40 Found malware configuration 2->40 42 Antivirus detection for dropped file 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 2 other signatures 2->46 9 sh4.elf 2->9         started        11 python3.8 dpkg 2->11         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 process4 process5 17 sh4.elf 9->17         started        file6 32 /usr/local/bin/infinitd, ELF 17->32 dropped 20 sh4.elf sh 17->20         started        22 sh4.elf sh 17->22         started        24 sh4.elf 17->24         started        26 24 other processes 17->26 process7 process8 28 sh systemctl 20->28         started        30 sh systemctl 22->30         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 01:20:41 UTC
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wjbrauiu2yobvu2agydgk7mk7ljt2nltfflhoox563spnvtzur3a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251226-bf7cmscn5s/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/04f20874-5d4c-4b84-b61d-bf33d9715365
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/b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via unique string 'npxXoudifFeEgGaACScs'
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 b243105114d61c1ad3403606657d8afad33d35732956773afdf6e4f6d679a476

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722821/
  
Delivery method
Distributed via web download

Comments