MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2. 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: 9


Intelligence 9 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2
SHA3-384 hash: 983df2a42a82dafc2bdb30e64336d20b7c9870bb32032a658a5f822ee229822f8bf9f44b206625de1674f2ef4554a186
SHA1 hash: f45af016437505b8e9ef482d2e3715711530cd90
MD5 hash: b115d03ca93ba8e18e588debc6c5f7bc
humanhash: happy-oven-pluto-butter
File name:2016Nwjsh4
Download: download sample
Signature Gafgyt
Create hunting rule
File size:188'378 bytes
First seen:2026-01-26 11:40:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:X/lgMyRBfoFrWZ4fceRg6I7Wy8uFMyrg/Xq8XQHeSJ9m0bw3flf8WxQPpdnKS:PlgdEFrWZ4Ufqy8HyEaqQHeSXm0bw3fu
TLSH T16B044B13AD685F97C586AFF561B38A740B53E8150B031FBAB22AE9F44643DCCB909374
telfhash t165916219993d48e9df630c1d586dabe21497b52a32b67f19ff25cec0094e429f288d0b
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 :
73
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Malware.Mirai-9885121-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm gafgyt gcc mirai
Link:
https://www.filescan.io/uploads/697752b255805a763ff65b06/reports/ebe6432b-11df-4c12-922b-e5c3b621fc35/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-26T23:39:00Z UTC
Last seen:
2026-01-27T00:28:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Gafgyt.t
Link:
https://opentip.kaspersky.com/633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/abde5eb7-f21c-4b15-a54e-14851fdce48c
Behavior Graph:
Download SVG
%3 guuid=2900739c-1700-0000-79e4-43bb7c0b0000 pid=2940 /usr/bin/sudo guuid=fa77869e-1700-0000-79e4-43bb800b0000 pid=2944 /tmp/sample.bin guuid=2900739c-1700-0000-79e4-43bb7c0b0000 pid=2940->guuid=fa77869e-1700-0000-79e4-43bb800b0000 pid=2944 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4cdb3508-5068-49ff-95df-7d5bb6f9a8a1
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1857535
Signature
Connects to many ports of the same IP (likely port scanning)
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-01-26 11:41:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 36 (30.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mm7tzi7rx2gvq75tcnfjfbw26lxl7kuffdm3ddzfcczwway6b7ra._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/260126-ns69maat6e/
Malware Config
C2 Extraction:
78.142.228.144:65483
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/633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Gafgyt

elf 633f3ca3f1be8d587fb3134a9286daf2eebfaa8528d9b18f2510b36b031e0fe2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3758111/
  
Delivery method
Distributed via web download

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