MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85. 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: 13


Intelligence 13 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85
SHA3-384 hash: 9edc65e2ca784d07658296c886ad1c5f3af4d6683bc56b9e5d9ecd9d471d7f49c06e7b32956c789cac7b72cad514a9da
SHA1 hash: 72d4a9d316c4d2920b8de7e3d8efa26d62c908f1
MD5 hash: 5c3fe71b3ae8f2c91acd27ea9a068c5e
humanhash: nebraska-massachusetts-ten-california
File name:debug.dbg
Download: download sample
Signature Mirai
Create hunting rule
File size:108'676 bytes
First seen:2025-05-07 20:47:03 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Q3ICclZdoskVJg5EkKLHDIXA27adrfM97tr47++i+:Q3ICclZdosk3g5/A4IBU97tr
TLSH T1E6B36DD5E243D4F2E8571570703BE73AAE7AD0BA2119FE42C768C931E8C2541D627B9C
telfhash t17c510afa2a7e0ce5abd49842d30d5f612d0ae77718a037b245b3c5703297e8250bbc38
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10028515-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681bc71791991ead82b5f54elinux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Kills processes
Creating a file
Deletes a system binary file
Kills critical processes
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/681bc6d08d43c3a878f9a628/reports/a6374a7e-1150-48e9-bf56-1cc493dd2a11/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a452c4e6-9b01-459c-8281-bfade778e3bd
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1683668
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1683668 Sample: debug.dbg.elf Startdate: 07/05/2025 Architecture: LINUX Score: 76 21 net-killer.ooguy.com 103.77.241.158, 2023 X4B-AS-APX4BDDoSProtectedAnnouncementsAU India 2->21 25 Malicious sample detected (through community Yara rule) 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Mirai 2->31 8 debug.dbg.elf 2->8         started        10 xfce4-session xfdesktop 2->10         started        12 xfce4-session xfdesktop 2->12         started        14 3 other processes 2->14 signatures3 process4 process5 16 debug.dbg.elf 8->16         started        signatures6 23 Sample tries to kill multiple processes (SIGKILL) 16->23 19 debug.dbg.elf 16->19         started        process7
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-07 20:48:12 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jkcdbhls23fjvdmgehxjfrvuuithrtznutk23otih66jpeklhwcq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery linux
Link:
https://tria.ge/reports/250507-zkxwrsfl2w/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Malware Config
C2 Extraction:
commemay.dns.navy
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-9441505-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/4d2c12a8-8bca-4dfb-9fdf-5c0a36e5613b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 4a84309d72d6ca9a8d8621ee92c6b4a22678cf2da4d5adba683fbc97914b3d85

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3504163/
  
Delivery method
Distributed via web download

Comments