MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31. 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: 4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31
SHA3-384 hash: e28be33d94fecce036b804f0f429ebe7860469bff3ab50bcff68b9d570dadbcfe0f4a3bd3b2bbfb2db54645974adde9b
SHA1 hash: 2b8a0022f3bf2882646f2ef891c6f528863b658d
MD5 hash: c77d38363e6b7a521f561856409f1a1d
humanhash: north-north-seventeen-equal
File name:a-r.m-5.Sakura
Download: download sample
Signature Gafgyt
Create hunting rule
File size:100'871 bytes
First seen:2025-11-28 19:53:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:VSx+i6mqaObhNpnPNKV+qKmZuqQ4DPwXXtse:y6mRObnpnP7qKmZuqQ4DPwXXtse
TLSH T183A31A44F841872BC3D327BBE78E479D3B36569467DB33116A386EB42BC17C92E29520
telfhash t13611d04270b6891d2bb659245cbc42b5165536236381be75bf0ec5c45537002ba79e8b
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 :
50
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

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

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

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

Unix.Dropper.Mirai-7138865-0
Create hunting rule

Unix.Dropper.Mirai-7138907-0
Create hunting rule

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

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

Unix.Trojan.Tsunami-9396652-0
Create hunting rule

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

Unix.Trojan.Mirai-10033529-0
Create hunting rule

Unix.Trojan.Mirai-10034904-0
Create hunting rule

Unix.Trojan.Mirai-10035004-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/6929fdf8efb205635358a878/reports/f0a03553-c211-4280-8c2d-224035e17981/overview
Result
Gathering data
Verdict:
Unknown
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31/results?tab=lookup
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/22ec7a7f-3c8f-4357-9704-a432f3f0ab0b
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1822540
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Contains symbols with names commonly found in malware
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
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822540 Sample: a-r.m-5.Sakura.elf Startdate: 28/11/2025 Architecture: LINUX Score: 100 21 41.216.189.20, 12345, 52260, 52262 AS40676US South Africa 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 2 other IPs or domains 2->25 27 Suricata IDS alerts for network traffic 2->27 29 Found malware configuration 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 6 other signatures 2->33 8 a-r.m-5.Sakura.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 signatures5 35 Opens /proc/net/* files useful for finding connected devices and routers 8->35 17 a-r.m-5.Sakura.elf 8->17         started        process6 process7 19 a-r.m-5.Sakura.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31/
Threat name:
Linux.Trojan.LnxGafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-11-28 19:54:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jio7pexjyxswknkidlhahbdqydukam4tibq5nxhyyryflvrrr4yq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/251128-ympgqswmht/
Malware Config
C2 Extraction:
41.216.189.20:12345
Verdict:
Malicious
Tags:
botnet trojan gafgyt Unix.Dropper.Mirai-7138865-0
YARA:
botnet_dayzddos Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/ed8be108-f17e-423b-83b0-95c256c544c4
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/4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31

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: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_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
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: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 4a1df792e9c5e56535481ace038470c0e8a033934061d6dcf8c47055d6318f31

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3719078/
  
Delivery method
Distributed via web download

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