MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500
SHA3-384 hash: bbe448d81c11af36413581cb39bfae856b242d2dffc179fc939cd4c2790a83d34f73d4f14f4fb3438b85e887b34ef9c1
SHA1 hash: b51b42c6d1dd1810316d192754a7c19b450fe8c8
MD5 hash: 18e5ea9a883073a23d0f14ff31cdf0bf
humanhash: seven-oranges-wisconsin-jupiter
File name:telnetd
Download: download sample
Signature Mirai
Create hunting rule
File size:190'926 bytes
First seen:2025-10-13 16:41:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:lQYZ2auf7xeV+ssSqpujeTNbNW0cKH38xv6pfDvvd8Mz:lQYZAxssSw+eBbNW7KH38xv6pfDvvd8a
TLSH T18014812AAB619EB7DC4ECE3302D94501108CD94A42E92F6FB2B4E55CE7ABD4F04E3D54
telfhash t1a94187129a7857141ff39928ecbd86730512962357353eb1af36c1cc54210b0e939d5f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30541.LC.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7139052-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the CPU
Collects information on the OS
Runs as daemon
Creating a file
Opens a port
Launching a process
Kills processes
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc lolbin obfuscated remote threat
Link:
https://www.filescan.io/uploads/68ed2bc271883144ef34a2f2/reports/02f41200-21c4-43fd-a243-81d10b1825b6/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-13T14:50:00Z UTC
Last seen:
2025-10-14T12:40:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ea3698f4-b383-4be1-b1e7-818c3af8297f
Behavior Graph:
Download SVG
%3 guuid=6a0da143-1800-0000-b79c-2e0e0b0d0000 pid=3339 /usr/bin/sudo guuid=bff5f645-1800-0000-b79c-2e0e120d0000 pid=3346 /tmp/sample.bin guuid=6a0da143-1800-0000-b79c-2e0e0b0d0000 pid=3339->guuid=bff5f645-1800-0000-b79c-2e0e120d0000 pid=3346 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/03bb64d8-743b-4ef6-aeb1-f1b3489bc2f0
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1794252
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: 1794252 Sample: telnetd.elf Startdate: 13/10/2025 Architecture: LINUX Score: 80 45 176.65.139.133, 37120, 65481 PALTEL-ASPALTELAutonomousSystemPS Germany 2->45 47 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 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 telnetd.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 telnetd.elf 9->14         started        16 telnetd.elf 9->16         started        18 telnetd.elf 9->18         started        process6 process7 20 telnetd.elf sh 14->20         started        22 telnetd.elf sh 14->22         started        24 telnetd.elf sh 14->24         started        28 5 other processes 14->28 26 telnetd.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/6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-10-13 16:42:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n74h26qwedqykxsmerot53wi2ucokq7rpeqo4hecbdkqt7hrguaa._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt defense_evasion discovery
Link:
https://tria.ge/reports/251013-t696bszr17/
Behaviour
Changes its process name
Reads system network configuration
Reads system routing table
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139052-0
YARA:
n/a
Link:
https://app.threat.zone/submission/25995fb4-82fe-41d1-9c6c-fec77c9123ad
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/6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
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 6ff87d7a1620e1855e4c245d3eeec8d504e543f17920ee1c8208d509fcf13500

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576544/
  
Delivery method
Distributed via web download

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