MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03. 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: 11


Intelligence 11 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03
SHA3-384 hash: bf0a8c0c07c7ed783d83ac39ca6e0d3f607b1a0a54a598558405b3544e2ddc32edaf3e15c2181fe4acc06934ec9a2630
SHA1 hash: 314b1378537b40d6fcbdc648e6888df7a49df64b
MD5 hash: d30d6d0a04a0433808733c95591bdc3a
humanhash: johnny-harry-green-william
File name:wget
Download: download sample
Signature Gafgyt
Create hunting rule
File size:169'058 bytes
First seen:2025-05-18 22:23:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:nEMqwXzl7FDMTrZCpERdxVEa/oAc0SnoT7sJfPegr7FyY4GJc25P:F9A0podxV7/oqSn+7sJfPegr7FyY7Jci
TLSH T10BF35D13D64DD7BFE4470BB501AFE26E4622BE3B4D264B52F308BCB15E324887648796
telfhash t14f31ff0279fd49581ff35824a8fd1ba51662a93332617e70af4dc1849836003b876e8b
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Trojan.Gafgyt-6981156-0
Create hunting rule

Unix.Dropper.Mirai-7135968-0
Create hunting rule

Unix.Dropper.Mirai-7138857-0
Create hunting rule

Unix.Dropper.Mirai-7139051-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

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

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

Unix.Trojan.Gafgyt-9876192-0
Create hunting rule

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

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=682a604de5aa44ec2e1aae3flinux22vpnfull_triage
Tags:
aidra ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/682a5ddec609634bd7c7df9c/reports/54d0eafb-671f-419f-b974-42ae4a9e1ea0/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0ad47a76-f1d0-4815-996b-e329de8a2e51
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1693597
Signature
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-05-18 22:24:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6unv4w646xruua5jvidvdjviajxwvkt2p272fyaq2oq3nr22x4bq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux rootkit
Link:
https://tria.ge/reports/250518-2azcysem7x/
Behaviour
Loads a kernel module
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Gafgyt_83715433 Linux_Trojan_Gafgyt_6122acdf Linux_Trojan_Gafgyt_f51c5ac3 Linux_Trojan_Gafgyt_27de1106 Linux_Trojan_Gafgyt_1b2e2a3a Linux_Trojan_Gafgyt_4f43b164 Linux_Trojan_Gafgyt_9127f7be
Link:
https://app.threat.zone/submission/a8875399-9366-4876-9223-643ebb70f887
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/f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03

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: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_1b2e2a3a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_27de1106
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_4f43b164
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_6122acdf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_83715433
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9127f7be
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_f51c5ac3
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:RANSOMWARE
Create hunting rule
Author:ToroGuitar
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

Gafgyt

elf f51b5e5bdcf5e34a03a9aa0751a6a8026f6aaa7a7ebfa2e010d3a1b6c75abf03

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3546752/
  
Delivery method
Distributed via web download

Comments