MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8. 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


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8
SHA3-384 hash: ef800cef60d59c7b6eccb760e6d8e388d57c918a6d8a1daae68cb7c3e5b6bd1e98370534f3acb4548ce1617b79fbbb0c
SHA1 hash: 0b570f1708a8468eba3802f4bf788765ccf1d0b5
MD5 hash: bfb9746a6e9f4abc7f249ef507d0a483
humanhash: cat-diet-montana-oregon
File name:agetty
Download: download sample
Signature Mirai
Create hunting rule
File size:152'473 bytes
First seen:2025-07-05 09:54:31 UTC
Last seen:2025-07-05 17:54:02 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:U/c6Q/8JeNPFy5yOOdCmp/rderK5TjJNb:6c60l0OImp/rderK5TjJNb
TLSH T193E3622AF6174B23C1D7013021DAAF326D758BC437EAA25766F07AB86E775463801EDC
telfhash t1d5315561943556152fb39928acbd5ab315222a2323597f716f25c5cc48260f1e93dd0f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
15
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135944-0
Create hunting rule

Unix.Dropper.Mirai-7136018-0
Create hunting rule

Unix.Dropper.Mirai-7136031-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6868f69cc9eb9747376684e2linux22vpnfull_triage
Tags:
n/a
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ae2ef587-ddc4-4a86-9f7a-ab9388f641a7
Behavior Graph:
Download SVG
%3 guuid=a072918f-1900-0000-4dfb-979cf30b0000 pid=3059 /usr/bin/sudo guuid=6e9eba91-1900-0000-4dfb-979cfa0b0000 pid=3066 /tmp/sample.bin guuid=a072918f-1900-0000-4dfb-979cf30b0000 pid=3059->guuid=6e9eba91-1900-0000-4dfb-979cfa0b0000 pid=3066 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/693632b0-04c3-4da0-becc-aa442af24951
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1729129
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Contains symbols with names commonly found in malware
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Terminates several processes with shell command 'killall'
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1729129 Sample: agetty.elf Startdate: 05/07/2025 Architecture: LINUX Score: 96 37 206.123.128.67, 51840, 51842, 51844 LEASEWEB-USA-NYC-11US United States 2->37 39 169.254.169.254, 80 USDOSUS Reserved 2->39 41 4 other IPs or domains 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 4 other signatures 2->49 9 agetty.elf 2->9         started        signatures3 process4 signatures5 53 Opens /proc/net/* files useful for finding connected devices and routers 9->53 12 agetty.elf 9->12         started        process6 process7 14 agetty.elf sh 12->14         started        16 agetty.elf sh 12->16         started        18 agetty.elf sh 12->18         started        20 59 other processes 12->20 process8 22 sh killall 14->22         started        25 sh killall 16->25         started        27 sh killall 18->27         started        29 sh killall 20->29         started        31 sh killall 20->31         started        33 sh killall 20->33         started        35 56 other processes 20->35 signatures9 51 Terminates several processes with shell command 'killall' 22->51
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8/
Verdict:
Malicious
Threat:
Linux.Backdoor.Gafgyt
Link:
https://tip.neiki.dev/file/ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-05 09:57:42 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=743lxhzmzv5vj3jyokd72uj4qmccmmdq6n54zngaxbyosr35qt4a._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/250705-lxzz1axlx2/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7135944-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/7475e577-b34f-4aa8-9f46-276d11766833
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/ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
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

Mirai

elf ff36bb9f2ccd7b54ed387287fd513c8304263070f37bccb4c0b870e9477d84f8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576540/
  
Delivery method
Distributed via web download

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