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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1
SHA3-384 hash: 93ecf130564f435e8fe5e9d4811d8b41fb5d2629e9e7271b8e0cd624269bfbd3fc91c469fc74774c4a08b11b4a432d26
SHA1 hash: b6b26ea8dcc02f770cf2b108b5182fa2881992e3
MD5 hash: 99d57b3c44ecb08ea95d46f68898ae0b
humanhash: avocado-freddie-papa-juliet
File name:m68k
Download: download sample
Signature Gafgyt
Create hunting rule
File size:176'952 bytes
First seen:2026-09-18 15:36:46 UTC
Last seen:2026-09-19 08:17:46 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:cq/P470eALEH8N7UxpO660cPR6n5mVdjbiVLQ3ZR3yBG1RN:L3JG8N72pnKR6nfLQXyBsN
TLSH T11F0419C3F901DEBBF40BE3B2449309157530BBA61C525A73B22779AAED3A0D51427F86
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
82
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Trojan.Mirai-10058922-0
Create hunting rule

Unix.Trojan.Mirai-10059005-0
Create hunting rule

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6aad5abb074a7f2f8dfa6ee6/reports/6bd47ec3-61f4-44ce-8a50-0e646be551df/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-09-18T12:55:00Z UTC
Last seen:
2026-09-19T22:26:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c35a15be-37af-43fe-a44d-c22c00460f14
Behavior Graph:
Download SVG
%3 guuid=e7769e73-1f00-0000-c3ba-cef7400a0000 pid=2624 /usr/bin/sudo guuid=7beda075-1f00-0000-c3ba-cef7410a0000 pid=2625 /tmp/sample.bin guuid=e7769e73-1f00-0000-c3ba-cef7400a0000 pid=2624->guuid=7beda075-1f00-0000-c3ba-cef7410a0000 pid=2625 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1c4b3ae2-c50b-4c2c-b408-6e50c08be006
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1974890
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Drops files in suspicious directories
Manipulation of devices in /dev
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1974890 Sample: m68k.elf Startdate: 18/09/2026 Architecture: LINUX Score: 84 31 46.151.182.200, 19191, 42500, 42502 GHOSTYNETWORKSUS Germany 2->31 33 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Yara detected Gafgyt 2->37 39 Yara detected Mirai 2->39 10 m68k.elf 2->10         started        signatures3 process4 process5 12 m68k.elf 10->12         started        process6 14 m68k.elf 12->14         started        file7 29 /etc/init.d/sysd, POSIX 14->29 dropped 45 Sample tries to set files in /etc globally writable 14->45 47 Drops files in suspicious directories 14->47 49 Sample tries to persist itself using System V runlevels 14->49 18 m68k.elf 14->18         started        20 m68k.elf sh 14->20         started        signatures8 process9 process10 22 m68k.elf 18->22         started        25 m68k.elf 18->25         started        27 sh cp 20->27         started        signatures11 41 Manipulation of devices in /dev 22->41 43 Deletes system log files 22->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-09-18 15:37:37 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4r77clj2l523xxtaaqbiyjsavhm67zn37ewmccgb2dpacber7yq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260918-s2nabsha48/
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/b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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:telebot_framework
Create hunting rule
Author:vietdx.mb
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.

Web download

Gafgyt

elf b723ff8969d2fbaddef30020146132054ecf7f2ddfc96608460e86f008248ff1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3918617/
  
Delivery method
Distributed via web download

Comments