MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1
SHA3-384 hash: 2111064288934a69ed61db3c6d867f006f1c8cf739ab74dc7e89a96abb7e93dbf73ea813d999316c1dcce523e5217552
SHA1 hash: 517a7fcddbb87ba43fd41f573bd56ca1be78e86e
MD5 hash: ce62420c6d3605bb4ca011f680a38dd5
humanhash: illinois-magnesium-kentucky-salami
File name:yakuza.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:211'872 bytes
First seen:2024-11-07 04:56:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:Q387asxx64P8YaQaZVtwjSikDt+M/94mr2nBPNg2:M87asy4P8YaQ4LwuioP/emr2nBPNg2
TLSH T114244B09EA509767C1E32BFBF79B828A33234754A3D7331949285BF43BC2B9D5E26105
telfhash t10c3142479579ca1e2fb31c589c7c5fb1125aab2331526fb1bf9ac4c88533002a838d4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28962.LCM.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28961.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Trojan.Tsunami-6981161-0
Create hunting rule

Unix.Dropper.Mirai-7136072-0
Create hunting rule

Unix.Dropper.Mirai-7136105-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-9924065-0
Create hunting rule

Unix.Trojan.Mirai-5607483-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672c48bd49e92a05dde3b4f5linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Launching a process
Collects information on the CPU
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bash gcc lolbin masquerade obfuscated remote
Link:
https://www.filescan.io/uploads/672c48b1dbbc410893ada9da/reports/cf1ad6ae-2f4b-467d-a1e9-9448da9ff61e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
721
Number of processes launched:
441
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Tsunami
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6f15ca87-cd04-4f93-b2f2-f9bc0f6cf8f2
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1550733
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses IRC for communication with a C&C
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1550733 Sample: yakuza.arm7.elf Startdate: 07/11/2024 Architecture: LINUX Score: 72 39 45.86.86.60, 5060, 51384 DALANETKZ Italy 2->39 41 daisy.ubuntu.com 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected Mirai 2->47 49 2 other signatures 2->49 9 yakuza.arm7.elf 2->9         started        signatures3 process4 process5 11 yakuza.arm7.elf 9->11         started        process6 13 yakuza.arm7.elf sh 11->13         started        15 yakuza.arm7.elf sh 11->15         started        17 yakuza.arm7.elf sh 11->17         started        19 57 other processes 11->19 process7 21 sh pkill 13->21         started        23 sh busybox 13->23         started        25 sh pkill 15->25         started        27 sh busybox 15->27         started        29 sh pkill 17->29         started        31 sh busybox 17->31         started        33 sh pkill 19->33         started        35 sh busybox 19->35         started        37 107 other processes 19->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1/
Threat name:
Linux.Backdoor.Tsunami
Create hunting rule
Status:
Malicious
First seen:
2024-10-03 02:40:57 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5sd5zba2657mfgd7h2fogfqugimosvl6faokcp5zkrjwvkpzzlyq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery execution
Link:
https://tria.ge/reports/241107-fk9qsawfmk/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
System Network Configuration Discovery
Enumerates running processes
Verdict:
Malicious
Tags:
trojan tsunami gafgyt Unix.Trojan.Tsunami-6981155-0
YARA:
Linux_Trojan_Gafgyt_6a510422 Linux_Trojan_Gafgyt_d2953f92 Linux_Trojan_Tsunami_8a11f9be
Link:
https://app.threat.zone/submission/c429be60-667f-498a-a567-17a7146872d4
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/ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1

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_irc_catcher
Create hunting rule
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:Linux_Trojan_Gafgyt_6a510422
Create hunting rule
Author:Elastic Security
Reference:14cc92b99daa0c91aa09d9a7996ee5549a5cacd7be733960b2cf3681a7c2b628
Rule name:Linux_Trojan_Gafgyt_d2953f92
Create hunting rule
Author:Elastic Security
Reference:14cc92b99daa0c91aa09d9a7996ee5549a5cacd7be733960b2cf3681a7c2b628
Rule name:Linux_Trojan_Tsunami_8a11f9be
Create hunting rule
Author:Elastic Security
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
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 ec87dc841af77ec2987f3e8ae316143218e9557e281ca13fb954536aa9f9caf1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3279736/
  
Delivery method
Distributed via web download

Comments