MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819
SHA3-384 hash: ecaf2ccddebf7c2940c1f5537f6fbeee28042b814b8d1866b6f1e3afc3f5c808f6faa23991217eac2757830a4c1825df
SHA1 hash: 8e5a793da9bcf50e26746f79abf155e642433777
MD5 hash: da6ac6a6a25fcbe862c98d51b4d491ee
humanhash: diet-minnesota-iowa-blossom
File name:csky
Download: download sample
Signature Gafgyt
Create hunting rule
File size:208'964 bytes
First seen:2025-07-29 07:28:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:9gHf3i4kDBceC6oSOz5e6pkfOVkFyzUAeXHJWNXFUXokytveaZl:9g/FkDBcUovqKkFaUD+HMaZ
TLSH T133147D4CB597668CF0131AB78E0C151B68DD9E342BB6CFEABE4E0A05DC06F61CE5625C
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
36
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6981160-0
Create hunting rule

Unix.Dropper.Mirai-7135828-0
Create hunting rule

Unix.Dropper.Mirai-7135872-0
Create hunting rule

Unix.Dropper.Mirai-7135893-0
Create hunting rule

Unix.Dropper.Mirai-7135900-0
Create hunting rule

Unix.Dropper.Mirai-7135951-0
Create hunting rule

Unix.Dropper.Mirai-7136105-0
Create hunting rule

Unix.Trojan.Mirai-7759336-0
Create hunting rule

Unix.Trojan.Mirai-7772538-0
Create hunting rule

Unix.Trojan.Mirai-8041689-0
Create hunting rule

Unix.Trojan.Gafgyt-9876285-0
Create hunting rule

Unix.Trojan.Gafgyt-9876369-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-9885284-0
Create hunting rule

Unix.Trojan.Mirai-9924065-0
Create hunting rule

Unix.Trojan.Mirai-9933849-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Mirai-10004218-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/41ef04df-68b6-4674-8a3c-aa076c7b4ddc
Behavior Graph:
Download SVG
%3 guuid=5011566c-1900-0000-edc6-828e8d0b0000 pid=2957 /usr/bin/sudo guuid=edd2786e-1900-0000-edc6-828e910b0000 pid=2961 /tmp/sample.bin guuid=5011566c-1900-0000-edc6-828e8d0b0000 pid=2957->guuid=edd2786e-1900-0000-edc6-828e910b0000 pid=2961 execve guuid=5eb6cc70-1900-0000-edc6-828e980b0000 pid=2968 /usr/bin/dash guuid=edd2786e-1900-0000-edc6-828e910b0000 pid=2961->guuid=5eb6cc70-1900-0000-edc6-828e980b0000 pid=2968 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/38d76fa3-06ab-44ec-9efe-d160444b87aa
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1746155
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-29 07:29:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yujykrhirx33nszkxl4wpzqgv2wweinnifond2j34wg2j6623amq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250729-jbe2lavydt/
Verdict:
Malicious
Tags:
Unix.Trojan.Gafgyt-6981160-0
YARA:
n/a
Link:
https://app.threat.zone/submission/807cdf10-c4ed-46bd-b49a-b51c67623364
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/c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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

Gafgyt

elf c5138544e88df7b6cb2abaf967e606aead6221ad415cd1e93be58da4fbdad819

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3592573/
  
Delivery method
Distributed via web download

Comments