MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2
SHA3-384 hash: cba6c2094748c82fa2e0f3768be0a02083f4119d62420b5f3db148c614992f45c4a3bb434a66356502a2129c0e2bc9f8
SHA1 hash: dff3c345d4a635224882c592e6c6e65bcb3bdbc3
MD5 hash: 55c71079d45f12146be5f26670b09954
humanhash: double-fillet-william-maryland
File name:telnetd
Download: download sample
Signature Mirai
Create hunting rule
File size:195'017 bytes
First seen:2025-07-12 05:04:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:yg3AQ0gFsi86FnxN18vCY/msSMJJAEynLeNb:ygQkFsF63UvX/msSMJJAEynLeNb
TLSH T1AA14E329F6128F73D45B8A3211DD9E122C6C56C533C9B75B72B0E678EBA740B18D3D88
telfhash t147315561943546152fb39928acbd56b315222a2323597f716f25c5cc49270e1e93dd0f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
16
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:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6871ed10c9eb974737687dc6linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Connection attempt
Kills processes
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/98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2
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/fdd92c6c-5b59-4909-8c14-3374583c4390
Behavior Graph:
Download SVG
%3 guuid=5402bba5-1800-0000-9b91-cb6ead0a0000 pid=2733 /usr/bin/sudo guuid=d7dfa2a7-1800-0000-9b91-cb6eb00a0000 pid=2736 /tmp/sample.bin guuid=5402bba5-1800-0000-9b91-cb6ead0a0000 pid=2733->guuid=d7dfa2a7-1800-0000-9b91-cb6eb00a0000 pid=2736 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fd7faba2-b8f4-465b-9abb-0dd2a8e54a0c
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1734479
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: 1734479 Sample: telnetd.elf Startdate: 12/07/2025 Architecture: LINUX Score: 96 37 206.123.128.67, 43180, 43184, 43186 LEASEWEB-USA-NYC-11US United States 2->37 39 gay.energy 2->39 41 daisy.ubuntu.com 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 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/98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-12 05:05:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tdvd5hq2veqhjxeq765zwpbmy6nqqb3jrhrzr6r5k4hw3v6wp3za._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt defense_evasion discovery
Link:
https://tria.ge/reports/250712-fqxy6shp9v/
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:
trojan gafgyt Unix.Dropper.Mirai-7135944-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/b8d835d1-fcc5-4599-9b08-779a40d3b96f
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/98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2

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: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 98ea3e9e1aa92074dc90ffbb9b3c2cc79b08076989e398fa3d570f6dd7d67ef2

(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