MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599
SHA3-384 hash: 2f724601ed3f400148f43285855064cc427273c9726b9cb608a8b01e24c59f9c74ef16c5b1f811dd56d964cb15582d89
SHA1 hash: d207e9df6848e92f724b0b52a317ae8c32c55ace
MD5 hash: 213e0fc4c30f224c324816f8b7f17551
humanhash: oxygen-carbon-ack-butter
File name:a-r.m-5.SNOOPY
Download: download sample
Signature Gafgyt
Create hunting rule
File size:92'448 bytes
First seen:2026-02-12 05:20:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:LBkF9VQPAGaHYyEfgcqpq1innPTxHOx2ePczYrmREqQ4b/X7XSee:OQ2HYBv1WTbePcKmREqQ4bv7XSee
TLSH T168930941FD418B27C2D237BAE78F435D37366A5467DB33016A396EB42BC27982E39520
telfhash t15411cc5271fa895d2bf649249cbc43b4265026237392beb5bf0dc6d05937002b979e8f
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 :
31
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

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

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

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

Unix.Trojan.Gafgyt-7785026-0
Create hunting rule

Unix.Trojan.Tsunami-9396652-0
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt gcc mirai rust
Link:
https://www.filescan.io/uploads/698d6349930564ff3c9bc884/reports/e1d46ffe-1d0a-45d1-b856-d66d979fd054/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 146.19.191.131:23
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-12T02:29:00Z UTC
Last seen:
2026-02-12T02:29:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.a HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/03e5900f-e3d4-41cc-a7b2-ab94e18de5cb
Behavior Graph:
Download SVG
%3 guuid=2ae64997-1500-0000-5e98-59819b0b0000 pid=2971 /usr/bin/sudo guuid=b7ab4099-1500-0000-5e98-5981a00b0000 pid=2976 /tmp/sample.bin guuid=2ae64997-1500-0000-5e98-59819b0b0000 pid=2971->guuid=b7ab4099-1500-0000-5e98-5981a00b0000 pid=2976 execve
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6278066e-a8ea-44d8-a3f7-04b35cda012c
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1868098
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1868098 Sample: a-r.m-5.SNOOPY.elf Startdate: 12/02/2026 Architecture: LINUX Score: 72 21 169.254.169.254, 80 USDOSUS Reserved 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 4 other IPs or domains 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Gafgyt 2->31 33 Contains symbols with names commonly found in malware 2->33 8 a-r.m-5.SNOOPY.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.SNOOPY.elf 8->17         started        process6 process7 19 a-r.m-5.SNOOPY.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-02-12 05:21:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsw3e7aftotek3grzbuc3q34sainjtbttgbbon7dnwd5j7nrcwmq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/260212-f14jpsav6b/
Malware Config
C2 Extraction:
146.19.191.131:23
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
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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: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 b4adb27c059ba6456cd1c8682dc37c9010d4cc3399821737e36d87d4fdb11599

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3776208/
  
Delivery method
Distributed via web download

Comments