MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84. 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: 11


Intelligence 11 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84
SHA3-384 hash: d274db6ceb16102d1bf155345e283cababcba2b83ba77e56abf351a5d1a82177c8246223d96fbb97d8283204d10f85d0
SHA1 hash: c8d7eca8dcc17409956b9b4721ceb44076bf55c6
MD5 hash: 92c718137fd76527c0fce4b6d02cd602
humanhash: golf-princess-cat-cardinal
File name:main_x86
Download: download sample
Signature Mirai
Create hunting rule
File size:90'600 bytes
First seen:2025-05-31 12:21:31 UTC
Last seen:2025-05-31 20:02:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:21byUUoJhdm4EfZDKMSHilreIxqgE2mu1TuUEqmaB6wS53K0a:21WUUo3dmrfVKMSHYrH8gvmmy4MNA0
TLSH T171936CC4F683D9F2EC470571613BE7379B32E2B92019EA03D3699932DC91941DB0AB9C
telfhash t19651e2f65dba08ecf3d0a844c70e5bd32a29d77b296026b1406398b433f794190b5c3a
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 :
2
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

SecuriteInfo.com.Linux.Siggen-1.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

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=683af5f9acf88f5815e99b69linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Deleting a recently created file
Removes directories
Deletes a file
Creating a process from a recently created file
Runs as daemon
Connection attempt
DNS request
Sends data to a server
Creating a file
Substitutes an application name
Traces processes
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin remote
Link:
https://www.filescan.io/uploads/683af460171e01f959324e79/reports/e5cc9295-63f6-4a20-ad33-8ec340289eb5/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84
Behaviour
Process Renaming
Anti-Debugging
Information Gathering
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/2e98771d-e92d-4b10-bc43-7a07517e5037
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1702936
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1702936 Sample: main_x86.elf Startdate: 31/05/2025 Architecture: LINUX Score: 76 125 34.243.160.129, 443, 50530 AMAZON-02US United States 2->125 127 Malicious sample detected (through community Yara rule) 2->127 129 Antivirus / Scanner detection for submitted sample 2->129 131 Multi AV Scanner detection for submitted file 2->131 133 Yara detected Mirai 2->133 15 main_x86.elf 2->15         started        18 dash rm 2->18         started        20 dash rm 2->20         started        signatures3 process4 signatures5 141 Sample deletes itself 15->141 22 main_x86.elf 15->22         started        process6 process7 24 main_x86.elf 22->24         started        process8 26 main_x86.elf exe 24->26         started        29 main_x86.elf exe 24->29         started        31 main_x86.elf exe 24->31         started        33 19 other processes 24->33 signatures9 137 Sample deletes itself 26->137 35 exe 26->35         started        37 exe 29->37         started        39 exe 31->39         started        41 exe 33->41         started        43 exe 33->43         started        45 exe 33->45         started        47 16 other processes 33->47 process10 process11 49 exe 35->49         started        51 exe 37->51         started        53 exe 39->53         started        55 exe 41->55         started        57 exe 43->57         started        59 exe 45->59         started        61 exe 47->61         started        63 exe 47->63         started        65 14 other processes 47->65 process12 67 exe exe 49->67         started        70 exe exe 49->70         started        72 exe exe 49->72         started        78 11 other processes 49->78 74 exe exe 51->74         started        80 3 other processes 51->80 82 3 other processes 53->82 84 2 other processes 55->84 76 exe exe 57->76         started        signatures13 135 Sample deletes itself 67->135 86 exe 67->86         started        88 exe 70->88         started        90 exe 72->90         started        92 exe 74->92         started        94 exe 76->94         started        96 10 other processes 78->96 98 3 other processes 80->98 100 3 other processes 82->100 102 2 other processes 84->102 process14 process15 104 exe 86->104         started        106 exe 88->106         started        108 exe 90->108         started        110 exe 92->110         started        112 exe 94->112         started        114 10 other processes 96->114 116 3 other processes 98->116 118 3 other processes 100->118 120 2 other processes 102->120 process16 122 exe exe 104->122         started        signatures17 139 Sample deletes itself 122->139
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-31 12:21:45 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5rfyr6e2oyohea2a5celwlj3hupjnu5lfbtrxb4wlmkfw4vi7sca._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux rootkit
Link:
https://tria.ge/reports/250531-pjmdjavqx6/
Behaviour
Writes file to tmp directory
Creates a large amount of network flows
Loads a kernel module
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-9441505-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Gafgyt_ea92cca8 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/8a09ae0a-5a9b-4a85-a89a-c13bf17f4aad
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84

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_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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 ec4b88f89a761c720340e888bb2d3b3d1e96d3ab28671b87965b145b72a8fc84

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3555328/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3555335/

Comments