MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7. 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


Gafgyt


Vendor detections: 6


Intelligence 6 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7
SHA3-384 hash: 53f458b97cc161e905e763eb29297c75d043e752d3cc39351677e7a35a7cf96694a1ec06b1226eabccf052d41f683c67
SHA1 hash: 85b25caa360c4bd137c1a6a5727a8c16db1c1f7e
MD5 hash: cbfde00fca43e574f4d60ddaf866aee9
humanhash: mars-august-cup-spring
File name:Demon.sparc
Download: download sample
Signature Gafgyt
Create hunting rule
File size:109'892 bytes
First seen:2026-04-18 07:52:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:a1bvC6BnZIntcd6NM5GtXIY4UuVzMum1jTGq4Ic5jWnc:konekN8AIY7vum9TGq4/5jWnc
TLSH T174B3D73726270EA3C2C6247101DB633896BDDE94BDA90ED7F9817DD83F0AD8439592D8
telfhash t1c311020360b5850d77f218388dfc4bb0166226233361beb1bf0dc1849937402f979e8b
Magika elf
Reporter adliwahid
Tags:gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29227.LC.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Dropper.Mirai-7344683-0
Create hunting rule

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Trojan.Mirai-9934778-0
Create hunting rule

Unix.Trojan.Mirai-5607483-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-04-18T02:35:00Z UTC
Last seen:
2026-04-18T05:09:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Gafgyt.gen HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d2d77dfb-cb8d-4379-b017-6514f3e2227e
Behavior Graph:
Download SVG
%3 guuid=44031d94-1600-0000-f33d-6ec3250e0000 pid=3621 /usr/bin/sudo guuid=b15be995-1600-0000-f33d-6ec32c0e0000 pid=3628 /tmp/sample.bin guuid=44031d94-1600-0000-f33d-6ec3250e0000 pid=3621->guuid=b15be995-1600-0000-f33d-6ec32c0e0000 pid=3628 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/29ff89f6-8166-4367-9b6c-c6b95dcc2b0d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-04-18 07:53:35 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z5gbrps4hjxkspwh3z36cxkbuce4ig4ahdefewse7wtmno7mxptq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260418-jq8bpaay8t/
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/cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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/
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

Gafgyt

elf cf4c18be5c3a6ea93ec7de77e15d41a089c41b8038c8525a44fda6c6bbecbbe7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3825151/
  
Delivery method
Distributed via web download

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