MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb. 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 5 File information Comments
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SHA256 hash: 15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb
SHA3-384 hash: cf2a0bd6b44d214e1ebc7e1b743d9c1fd9a2e450faeb397bd8bde04d5a70de52b1e2afeed726f627247caec0791a9781
SHA1 hash: dbe94a409eb99d3bbcfacd1b8e3221b3c9110325
MD5 hash: 7bca4cdba7639b730b721c995fbb83fb
humanhash: cat-speaker-south-nineteen
File name:telnetd
Download: download sample
Signature Mirai
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File size:165'609 bytes
First seen:2025-07-13 00:56:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:hrvWyBb9WzsjOENWOTOBXxrdA5BnLKRjABBsmsSMmJA3pTnLeNb:hrvWwb9WAjOENWOKBXxrdA5hKRj2OmsU
TLSH T11CF3D726BB618EB7DC1ECE3305AA4501108CD89A02D96F6FB6B4E51CE76BC4F09E3D54
telfhash t15d317522943446152fb3a928acfc56b301222a2323597f71af26c5cc48370f1e93dd0f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
20
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
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Unix.Dropper.Mirai-7135944-0
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Unix.Dropper.Mirai-7136018-0
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Unix.Dropper.Mirai-7136031-0
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Unix.Dropper.Mirai-7139229-0
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Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6873046a900df8e7f86a4e85linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Launching a process
Connection attempt
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ca3629b2-615c-4d0e-97b2-0b9c3f72c4ba
Behavior Graph:
Download SVG
%3 guuid=f031c060-1900-0000-e04a-6b968f0a0000 pid=2703 /usr/bin/sudo guuid=fbc7f162-1900-0000-e04a-6b96960a0000 pid=2710 /tmp/sample.bin guuid=f031c060-1900-0000-e04a-6b968f0a0000 pid=2703->guuid=fbc7f162-1900-0000-e04a-6b96960a0000 pid=2710 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3f1160e3-4291-43ce-832a-79a9c28c7bd6
Result
Threat name:
Gafgyt
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Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1735022
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: 1735022 Sample: telnetd.elf Startdate: 13/07/2025 Architecture: LINUX Score: 80 37 206.123.128.67, 43174, 43178, 43180 LEASEWEB-USA-NYC-11US United States 2->37 39 gay.energy 2->39 41 daisy.ubuntu.com 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected Gafgyt 2->47 49 2 other signatures 2->49 9 telnetd.elf 2->9         started        signatures3 process4 signatures5 53 Opens /proc/net/* files useful for finding connected devices and routers 9->53 12 telnetd.elf 9->12         started        process6 process7 14 telnetd.elf sh 12->14         started        16 telnetd.elf sh 12->16         started        18 telnetd.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/15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb/
Threat name:
Linux.Backdoor.Bashlite
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Status:
Malicious
First seen:
2025-07-13 00:57:13 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=cu4d35q55sd3hwqscrpcaexor6xsyuffijtrpc2ssa6yq5t4flfq._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt defense_evasion discovery
Link:
https://tria.ge/reports/250713-bay43swzet/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Reads CPU attributes
Reads system network configuration
Enumerates running processes
Reads system routing table
File and Directory Permissions Modification
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135944-0
YARA:
n/a
Link:
https://app.threat.zone/submission/332452fa-2517-4a84-ae31-c02152ae753b
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/15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb

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
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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
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Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
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Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:setsockopt
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Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
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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 15383df61dec87b3da12145e2012ee8faf2c50a54267178b52903d88767c2acb

(this sample)

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments