MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c. 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: 4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c
SHA3-384 hash: 28b8d81857597a47b72bfe677d76d69aca43b55fa75436bb8f8c5c70a1325c2a8bdf0cc65aa1de6988fc1ef9a32e08ff
SHA1 hash: 64dc522bf2775758e9abbacd86080d558c80446c
MD5 hash: 6aea82a59fb9e9581b5da98a22656706
humanhash: whiskey-wolfram-alabama-may
File name:m-i.p-s.ISIS
Download: download sample
Signature Gafgyt
Create hunting rule
File size:153'902 bytes
First seen:2026-03-26 07:14:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:0n/SF/iP6OzAGS2rKZluV0Qx1ExNQJd5OpgSJDsBHEgBuuAzWgSH6VBNJvVm6Cn4:X4OKjnbSBsQupH63dmbnbUHIfE
TLSH T127E3656E7A22ABBEE168873107F39F70D39515E227A19341E2ACCB185E7138D1C5F760
telfhash t16b21dd13a1fa8a282bf65924acbc47f11550262376467e717f0ec6c4553b003b979ddb
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade
Link:
https://www.filescan.io/uploads/69c4dcdf972c219c8d6e77b4/reports/f58857f5-ca57-46b8-98bc-460e04cc2bf2/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 192.227.183.143:839
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.be
Link:
https://opentip.kaspersky.com/4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/43b1141a-e053-4199-8429-5f11c914cbd0
Behavior Graph:
Download SVG
%3 guuid=526f0a2d-1c00-0000-5820-125907080000 pid=2055 /usr/bin/sudo guuid=f28c1b2f-1c00-0000-5820-12590c080000 pid=2060 /tmp/sample.bin guuid=526f0a2d-1c00-0000-5820-125907080000 pid=2055->guuid=f28c1b2f-1c00-0000-5820-12590c080000 pid=2060 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/191c9e0f-63cc-438e-b0b2-49912cf6501f
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1889344
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
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1889344 Sample: m-i.p-s.ISIS.elf Startdate: 26/03/2026 Architecture: LINUX Score: 80 21 192.227.183.143, 38710, 839 AS-COLOCROSSINGUS United States 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 3 other IPs or domains 2->25 27 Suricata IDS alerts for network traffic 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 2 other signatures 2->33 8 m-i.p-s.ISIS.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 m-i.p-s.ISIS.elf 8->17         started        process6 process7 19 m-i.p-s.ISIS.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c/
Threat name:
Linux.Trojan.LnxGafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-03-20 08:32:56 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6hv7vlfspnzjhlb3mvzmhghxczm2a7m7q5uievyleg3hqg5lgoa._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt discovery
Link:
https://tria.ge/reports/260326-h26rkahz8j/
Behaviour
Reads system network configuration
Reads system routing table
Malware Config
C2 Extraction:
192.227.183.143:839
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/4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c

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: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: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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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.

Gafgyt

sh a40ad0e99455b45c535e5e0b12c76bf417a198591dd83b3403ccc02362be11e2

Gafgyt

elf 4f8f5fd56593db949d61db2b961cc7b8b2cd03ecfc3b4412b8590db3c0dd599c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3805314/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 a40ad0e99455b45c535e5e0b12c76bf417a198591dd83b3403ccc02362be11e2
  
Dropped by
MD5 db14b08f090d1a461ac9a1c57eadce9f

Comments