MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa
SHA3-384 hash: 7bbab6b861338a373dd4577ae89a829299c6b770e7c2f53824f00e127600776387f1ce5088c6a9ec22b19ee36c548873
SHA1 hash: 51e51097c3a573a255a6f5d607248f23f9cc3ec7
MD5 hash: 00e7acc193e1b0db41dc61afa4167c82
humanhash: ack-oscar-paris-summer
File name:sh4
Download: download sample
Signature Gafgyt
Create hunting rule
File size:153'560 bytes
First seen:2026-01-26 13:09:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:pXjw1lKA0L80Ejx3dbrM+WElRWzqdRP4HL:pk1lKA0L8XjxZLGzqdiHL
TLSH T1D7E33963E9229F16C117E0F0B1B18E782F52AC7A89474FADA572EAF84143DCCB5057B4
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 :
84
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-17T18:55:00Z UTC
Last seen:
2026-01-28T01:18:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d1196465-923c-40c6-9b3b-d3dd51abe632
Behavior Graph:
Download SVG
%3 guuid=d9059a8a-1a00-0000-4f91-2dd3ef090000 pid=2543 /usr/bin/sudo guuid=7dba9f8c-1a00-0000-4f91-2dd3f1090000 pid=2545 /tmp/sample.bin guuid=d9059a8a-1a00-0000-4f91-2dd3ef090000 pid=2543->guuid=7dba9f8c-1a00-0000-4f91-2dd3f1090000 pid=2545 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5133ed19-dba0-49b1-8948-12258767a120
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1857588
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Writes identical ELF files to multiple locations
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1857588 Sample: sh4.elf Startdate: 26/01/2026 Architecture: LINUX Score: 80 108 xxx.caoxxip.top 198.98.61.207, 2235, 57874, 57876 PONYNETUS United States 2->108 110 Antivirus detection for dropped file 2->110 112 Antivirus / Scanner detection for submitted sample 2->112 114 Multi AV Scanner detection for submitted file 2->114 13 sh4.elf 2->13         started        15 systemd ifconfig_xxs.cfg 2->15         started        17 systemd ifconfig_xxs.cfg 2->17         started        19 20 other processes 2->19 signatures3 process4 process5 21 sh4.elf 13->21         started        23 ifconfig_xxs.cfg 15->23         started        25 ifconfig_xxs.cfg 17->25         started        27 ifconfig_xxs.cfg 19->27         started        29 ifconfig_xxs.cfg 19->29         started        31 ifconfig_xxs.cfg 19->31         started        33 15 other processes 19->33 process6 35 sh4.elf 21->35         started        39 ifconfig_xxs.cfg 23->39         started        41 ifconfig_xxs.cfg 25->41         started        43 ifconfig_xxs.cfg 27->43         started        45 ifconfig_xxs.cfg 29->45         started        47 ifconfig_xxs.cfg 31->47         started        49 ifconfig_xxs.cfg 33->49         started        51 ifconfig_xxs.cfg 33->51         started        53 10 other processes 33->53 file7 102 /usr/local/bin/ifconfig_xxs.cfg, ELF 35->102 dropped 104 /etc/rc.local, ASCII 35->104 dropped 106 /boot/ifconfig_xxs.cfg, ELF 35->106 dropped 116 Sample tries to set files in /etc globally writable 35->116 118 Writes identical ELF files to multiple locations 35->118 120 Sample tries to persist itself using System V runlevels 35->120 55 sh4.elf 35->55         started        57 sh4.elf 35->57         started        60 sh4.elf sh 35->60         started        62 2 other processes 35->62 signatures8 process9 signatures10 64 sh4.elf 55->64         started        122 Sample deletes itself 57->122 66 sh systemctl 60->66         started        68 sh4.elf 62->68         started        70 sh systemctl 62->70         started        process11 process12 72 sh4.elf 64->72         started        74 sh4.elf 68->74         started        process13 76 sh4.elf sh 72->76         started        78 sh4.elf sh 72->78         started        80 sh4.elf sh 72->80         started        82 12 other processes 72->82 process14 84 sh ps 76->84         started        86 sh awk 76->86         started        88 sh ps 78->88         started        90 sh awk 78->90         started        92 sh ps 80->92         started        94 sh awk 80->94         started        96 sh ps 82->96         started        98 sh awk 82->98         started        100 22 other processes 82->100
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-01-26 13:10:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=den5nudmslzqsw4wiv3baejyn6feqejhmnkuwjmztnz4t6trd75a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260126-qpca7aay2c/
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/191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa

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_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

File information

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

Web download

Gafgyt

elf 191bd6d06c92f3095b9645761011386f8a48112763554b25999b73c9fa711ffa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3764107/
  
Delivery method
Distributed via web download

Comments