MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341. 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: 7


Intelligence 7 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341
SHA3-384 hash: ce7b5c3d4ded68c830277d937cf4c24d53542a4d365dc59cc7706945f2c887bfe18ce8659cf60686c48ef69054075405
SHA1 hash: c405abf61aef05348d098eef69ebd9987c3f5437
MD5 hash: a6afe6cea9a76b3f3b9c053063e48a75
humanhash: king-oven-glucose-bakerloo
File name:Okami.m68k
Download: download sample
Signature Gafgyt
Create hunting rule
File size:140'736 bytes
First seen:2026-04-16 12:14:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:tmiQQRGfsHn6b1mLyfuEJ/r4Aiik0gwyK3cJ3v40Emzj0qDJNYyoPe:txHnqfuEJ/rRyKsJ3v40Emzj0qDJNYyv
TLSH T1A1D3E776F801DFA6F00B96B104D78F256D30ABE30B9361166366356B9EB31D63C63E48
telfhash t12a21419271f6ca2d3bb389746cbc43b52642b5132741bf75af0ec5c45833052a924ecb
Magika elf
Reporter adliwahid
Tags:gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Dropper.Mirai-7138855-0
Create hunting rule

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

Unix.Downloader.Mirai-7340346-0
Create hunting rule

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

Unix.Tool.Generic-7660959-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-8041683-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-9943729-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-04-16T09:22:00Z UTC
Last seen:
2026-04-16T13:41:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Gafgyt.dd HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Gafgyt.bi HEUR:Backdoor.Linux.Gafgyt.a
Link:
https://opentip.kaspersky.com/ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/27a98f07-bc13-42c0-8562-94b3a9415a5a
Behavior Graph:
Download SVG
%3 guuid=c093cf68-2200-0000-3e0c-fe2f83090000 pid=2435 /usr/bin/sudo guuid=c2bfdb6a-2200-0000-3e0c-fe2f87090000 pid=2439 /tmp/sample.bin guuid=c093cf68-2200-0000-3e0c-fe2f83090000 pid=2435->guuid=c2bfdb6a-2200-0000-3e0c-fe2f87090000 pid=2439 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/602cf78d-9562-4390-9752-9f4344e49d98
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341/
Verdict:
Malicious
Threat:
Family.GAFGYT
Link:
https://tip.neiki.dev/file/ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341
Threat name:
Linux.Trojan.LnxGafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-04-16 12:16:10 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkcdrth2wjt6pbrgwzguf5mz3taa5iyjz2otmvn3bujdxh7tunaq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt botnet linux
Link:
https://tria.ge/reports/260416-pfgzmset9q/
Malware Config
C2 Extraction:
2.27.12.6:4444
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/ca8438ccfab267e78626b64d42f599dcc00ea309ce9d3655bb0d123b9ff3a341

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_dayzddos
Create hunting rule
Author:NDA0E
Description:dayzddos botnet
Rule name:botnet_dedsec
Create hunting rule
Author:NDA0E
Description:dedsec botnet
Rule name:botnet_Kaiten
Create hunting rule
Author:NDA0E
Description:Kaiten botnet
Rule name:botnet_mortem_qbot_gafgyt
Create hunting rule
Author:cip
Description:Some strings that stand out from a publicly-available botnet source code (Mortem-qBot-Botnet-Src)
Rule name:botnet_RyM
Create hunting rule
Author:NDA0E
Description:RyM botnet
Rule name:botnet_unknown
Create hunting rule
Author:NDA0E
Description:unknown botnet
Rule name:botnet_Vixaati
Create hunting rule
Author:NDA0E
Description:Vixaati botnet
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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_28a2fe0c
Create hunting rule
Author:Elastic Security
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:NET
Create hunting rule
Author:malware-lu
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.

Comments