MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e. 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: 12


Intelligence 12 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e
SHA3-384 hash: d1c110d5edae9d17d920bd98a47176b6a83f691b22958723365fdb0af73ffb627ec064e65d37bc468e03e6817e126624
SHA1 hash: 79604ecee6535b9b6fdf4f8dbe125942e57272a0
MD5 hash: acc271977ea1dfb4573d8cf86e8adc4f
humanhash: river-delaware-low-uranus
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:166'408 bytes
First seen:2025-12-13 21:49:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:k07JtGWZ/jMbjHCcUlvkWjZiaFZ1ubtEoFtl1SvThGB17V:k0DGkLYjRo+actTSvaV
TLSH T14AF38CC6E643C0F6E952097211BBBB338A73D13F513BEA43D3B99931D841541D626BAC
telfhash t1845146bab6671eed57d0dc03e34f6b21cd0db67b346436bb09f22990227254152bac74
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 665ee3fc17e52f096e7f232cc4333b680943502f30e9e7340e2e2de957221f31
File size (compressed) :64'400 bytes
File size (de-compressed) :166'408 bytes
Format:linux/i386
Packed file: 665ee3fc17e52f096e7f232cc4333b680943502f30e9e7340e2e2de957221f31

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/e42e658d-9b38-437f-aaad-64486f20ce49/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10016614-0
Create hunting rule

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated
Link:
https://www.filescan.io/uploads/693ddf97cf690d27f3dec3cb/reports/3e465a95-86b5-4a36-99b0-00cdbceb6d4e/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-13T20:13:00Z UTC
Last seen:
2025-12-13T22:32:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4728332a-b36a-46d6-9273-835418587f0f
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1832170
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1832170 Sample: debug.elf Startdate: 13/12/2025 Architecture: LINUX Score: 80 52 169.254.169.254, 80 USDOSUS Reserved 2->52 54 151.242.30.13, 12121, 60868, 60870 RASANAIR Iran (ISLAMIC Republic Of) 2->54 56 3 other IPs or domains 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus detection for dropped file 2->60 62 Antivirus / Scanner detection for submitted sample 2->62 64 2 other signatures 2->64 9 debug.elf 2->9         started        12 dash rm 2->12         started        14 dash rm 2->14         started        16 python3.8 dpkg 2->16         started        signatures3 process4 file5 50 /usr/local/bin/infinitd, ELF 9->50 dropped 18 debug.elf 9->18         started        20 debug.elf sh 9->20         started        22 debug.elf sh 9->22         started        24 3 other processes 9->24 process6 process7 26 debug.elf 18->26         started        28 debug.elf 18->28         started        30 debug.elf 18->30         started        40 2 other processes 18->40 32 sh 20->32         started        34 sh 22->34         started        36 debug.elf 24->36         started        38 debug.elf 24->38         started        process8 42 debug.elf 26->42         started        44 debug.elf 28->44         started        46 debug.elf 30->46         started        48 debug.elf 40->48         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-13 21:50:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i5bxg6z5wtvnm5tniduqs74aouzg5otayhx3gzp4f7nj4pharuxa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux persistence privilege_escalation
Link:
https://tria.ge/reports/251213-1v489stmdw/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/5614bb16-5d07-44ca-8144-91c01567a604
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
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_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
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:Linux_Trojan_Mirai_fa3ad9d0
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 665ee3fc17e52f096e7f232cc4333b680943502f30e9e7340e2e2de957221f31

Mirai

elf 4743737b3db4ead6766d40e9097f8075326eba60c1efb365fc2fda9e3ce08d2e

(this sample)

  
Dropped by
SHA256 665ee3fc17e52f096e7f232cc4333b680943502f30e9e7340e2e2de957221f31
  
URLhaus
https://urlhaus.abuse.ch/url/3722816/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 7b30e6e60f7e105081d6cf734ead128e
  
URLhaus
https://urlhaus.abuse.ch/url/3719331/
  
URLhaus
https://urlhaus.abuse.ch/url/3722814/

Comments