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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 534ff18221b4a81ea493f5719ee84e158b3aa436de256bff7e84e821491007ce. 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

SHA256 hash: 534ff18221b4a81ea493f5719ee84e158b3aa436de256bff7e84e821491007ce
SHA3-384 hash: 7fd59e4b408334fe6eefa693e0ff447a7757df6f85718366ea31aac14a2287214719e8a580894a8a2bd4d6f3c5594777
SHA1 hash: 6fb02a2e10edb8aab8e512c94206bf98206898ea
MD5 hash: 83a442e815e24b33ff2e1d74d82e74a2
humanhash: four-north-four-oklahoma
File name:zero.mipsrouter
Download: download sample
Signature Gafgyt
File size:149'796 bytes
First seen:2026-06-01 20:46:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:PRi7YGVAxSNNT35MRpu8P8GnuRgPVU/B17Gj:PRgrNNtA8PRY6Bk
TLSH T137E3761E2E328FADF66C833547B74E24976D23D626E1D684D2ADC1142F2039E541FBAC
telfhash t12a4193180a7413f0a3355c8d199def7696a330db7e176d378e11e96e67299829d10d0c
Magika elf
Reporter abuse_ch
Tags:elf gafgyt upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1184d9465a8167b6dd2b52122f69fd93113c9d0aa3cd873551117eb4f705bc0d
File size (compressed) :47'564 bytes
File size (de-compressed) :149'796 bytes
Format:linux/mips
Packed file: 1184d9465a8167b6dd2b52122f69fd93113c9d0aa3cd873551117eb4f705bc0d

Intelligence


File Origin
# of uploads :
1
# of downloads :
101
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Creating a file
Receives data from a server
Runs as daemon
Substitutes an application name
Status:
terminated
Behavior Graph:
%3 guuid=0948047b-1b00-0000-9f8d-11fdad0c0000 pid=3245 /usr/bin/sudo guuid=18b6947d-1b00-0000-9f8d-11fdb40c0000 pid=3252 /tmp/sample.bin guuid=0948047b-1b00-0000-9f8d-11fdad0c0000 pid=3245->guuid=18b6947d-1b00-0000-9f8d-11fdb40c0000 pid=3252 execve
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1921340 Sample: zero.mipsrouter.elf Startdate: 01/06/2026 Architecture: LINUX Score: 56 17 31.56.209.222, 31337, 49132, 49134 SWISSNET-ASUS Netherlands 2->17 19 Antivirus / Scanner detection for submitted sample 2->19 21 Multi AV Scanner detection for submitted file 2->21 9 zero.mipsrouter.elf 2->9         started        signatures3 process4 process5 11 zero.mipsrouter.elf 9->11         started        process6 13 zero.mipsrouter.elf 11->13         started        process7 15 zero.mipsrouter.elf 13->15         started       
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-06-01 20:48:18 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Enumerates running processes
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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 534ff18221b4a81ea493f5719ee84e158b3aa436de256bff7e84e821491007ce

(this sample)

  
Delivery method
Distributed via web download

Comments