MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53
SHA3-384 hash: 55257c512fbd1393adf61eb8e80ce8e0faae1b7615ac96f969c069c52bc0bbcdae499d8830c9d1519ec6c6e0d3b43e9f
SHA1 hash: 4f77728855f60f0cbfd557889ea16d41382f0781
MD5 hash: 8de61abefcbeb45813870c0e4a6d81ed
humanhash: mexico-pip-foxtrot-black
File name:rsyslogd
Download: download sample
Signature Mirai
Create hunting rule
File size:131'637 bytes
First seen:2025-08-08 11:52:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:FJN2JLCKR/MUZMflpy0Erauacp/5tBZsz7DeZ5z:FJN4LCKR/jZEPZErucp/5tBZsz7DeZZ
TLSH T189D33A17A71D0B83C4AB8AF02CB737F08799ADF112A651C5A51AFFC017779B42222F95
telfhash t18b319922993843282ff39d28bcac46b30122673313563f72af35c5cc44260a1e539d4f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
32
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30541.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-7688276-0
Create hunting rule

Unix.Trojan.Mirai-10056454-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Attempts to kill processes by name
Collects information on the CPU
Creating a file
Runs as daemon
Opens a port
Launching a process
Kills processes
Sends data to a server
Connection attempt
Substitutes an application name
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3cc0f29e-e6fc-474d-978e-ca5245f056d4
Behavior Graph:
Download SVG
%3 guuid=e05cd758-1900-0000-b411-ef32870b0000 pid=2951 /usr/bin/sudo guuid=9ec9765b-1900-0000-b411-ef328b0b0000 pid=2955 /tmp/sample.bin guuid=e05cd758-1900-0000-b411-ef32870b0000 pid=2951->guuid=9ec9765b-1900-0000-b411-ef328b0b0000 pid=2955 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/dcfaedff-7b73-49da-80a8-c4ae7c1628e9
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1752948
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
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1752948 Sample: rsyslogd.elf Startdate: 08/08/2025 Architecture: LINUX Score: 80 45 206.123.128.67, 52842, 52844, 52846 LEASEWEB-USA-NYC-11US United States 2->45 47 169.254.169.254, 80 USDOSUS Reserved 2->47 49 daisy.ubuntu.com 2->49 51 Antivirus / Scanner detection for submitted sample 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected Gafgyt 2->55 57 2 other signatures 2->57 9 rsyslogd.elf 2->9         started        12 python3.8 dpkg 2->12         started        signatures3 process4 signatures5 59 Opens /proc/net/* files useful for finding connected devices and routers 9->59 14 rsyslogd.elf 9->14         started        16 rsyslogd.elf 9->16         started        18 rsyslogd.elf 9->18         started        process6 process7 20 rsyslogd.elf sh 14->20         started        22 rsyslogd.elf sh 14->22         started        24 rsyslogd.elf sh 14->24         started        28 5 other processes 14->28 26 rsyslogd.elf 16->26         started        process8 30 sh killall 20->30         started        33 sh killall 22->33         started        35 sh killall 24->35         started        37 sh killall 28->37         started        39 sh killall 28->39         started        41 sh killall 28->41         started        43 2 other processes 28->43 signatures9 61 Terminates several processes with shell command 'killall' 30->61
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Gafgyt
Link:
https://tip.neiki.dev/file/f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53
Threat name:
Linux.Backdoor.Bashlite
Create hunting rule
Status:
Malicious
First seen:
2025-08-08 11:53:35 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6cgzfqdsltugcrs6s2ao6ctvghj2tob77rmayg4x5xh7bfhppnjq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/250808-n11rtafl7t/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139229-0
YARA:
n/a
Link:
https://app.threat.zone/submission/39475a7d-5fd2-4064-8a32-6b2eee983ce0
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/f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
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: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 f08d92c0725ce861465e9680ef0a7531d3a9b83ffc580c1b97edcff094ef7b53

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576536/
  
Delivery method
Distributed via web download

Comments