MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db79d2b97d1720421d951a706c1ee7a8107ac41650cda349a6c48971640060e8. 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: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: db79d2b97d1720421d951a706c1ee7a8107ac41650cda349a6c48971640060e8
SHA3-384 hash: e523e903c7c2373decf4609fd6ae415263f0bff12d92b89393e94774b20d859496aaa05bff32218d76c58bb4f2cef474
SHA1 hash: bb5a795c7084065cce1ef0e90db0dea739652f3e
MD5 hash: 7375a11eeebe1370f3d3aa2754f429c5
humanhash: september-three-south-lamp
File name:yakuza.sh
Download: download sample
Signature Mirai
Create hunting rule
File size:135'479 bytes
First seen:2024-11-23 10:02:10 UTC
Last seen:2024-11-28 13:05:37 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:f8nnDHBaJXl5Yn5DIwmyndSs6YFS+QaPynVNQ+3prvg3nD2w+//Tp64:UnDHsXlg1naSQaONDrvg3nD2wo/Tp64
TLSH T10AD33B47C8A29F77C0566EB629BB5534075AFA520B4F0BD664286BF4034F9CEF40EB24
telfhash t12e3145479479ca2d2f732c586c7c4fb61256ab2331527fb0bf9ac4884533002b968d4f
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
113
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31240.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

Unix.Trojan.Gafgyt-6981154-0
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-7136288-0
Create hunting rule

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

Unix.Malware.Mirai-9885121-0
Create hunting rule

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

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

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6741a965b31374f09833b824linux22vpnfull_triage
Tags:
malware
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug bash gcc lolbin masquerade obfuscated remote
Link:
https://www.filescan.io/uploads/6741a85c8d2018acf263c40c/reports/f35d9b55-17a8-4c1a-b40b-affcab33c524/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8a91d0e8-6862-459e-a3f5-0d88b8a45afd
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1561409
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: 1561409 Sample: yakuza.sh.elf Startdate: 23/11/2024 Architecture: LINUX Score: 72 43 40.130.43.27, 23, 48246 WINDSTREAMUS United States 2->43 45 151.102.87.11, 23, 51628 WELLMONT-TNUS United States 2->45 47 98 other IPs or domains 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected Mirai 2->53 55 2 other signatures 2->55 9 yakuza.sh.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 process5 15 yakuza.sh.elf 9->15         started        process6 17 yakuza.sh.elf sh 15->17         started        19 yakuza.sh.elf sh 15->19         started        21 yakuza.sh.elf sh 15->21         started        23 46 other processes 15->23 process7 25 sh pkill 17->25         started        27 sh busybox 17->27         started        29 sh pkill 19->29         started        31 sh busybox 19->31         started        33 sh pkill 21->33         started        35 sh busybox 21->35         started        37 sh pkill 23->37         started        39 sh busybox 23->39         started        41 86 other processes 23->41
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/db79d2b97d1720421d951a706c1ee7a8107ac41650cda349a6c48971640060e8/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-11-23 10:03:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3n45fol5c4qeehmvdjygyhxhvaihvrawkdg2gsngysexczaamdua._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/241123-l3crnaspdy/
Verdict:
Malicious
Tags:
trojan tsunami Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Tsunami_8a11f9be
Link:
https://app.threat.zone/submission/d4f9be60-d43c-4c78-b0b5-0407106dfc9b
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/db79d2b97d1720421d951a706c1ee7a8107ac41650cda349a6c48971640060e8

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_generic_irc_catcher
Create hunting rule
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:Linux_Trojan_Tsunami_8a11f9be
Create hunting rule
Author:Elastic Security
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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 db79d2b97d1720421d951a706c1ee7a8107ac41650cda349a6c48971640060e8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3300590/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3300598/
  
URLhaus
https://urlhaus.abuse.ch/url/3300644/
  
URLhaus
https://urlhaus.abuse.ch/url/3300792/
  
URLhaus
https://urlhaus.abuse.ch/url/3300827/
  
URLhaus
https://urlhaus.abuse.ch/url/3300829/

Comments