MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6fa1de9fec1861ce91022f270fa05bada43174ea8b35aca238e330ead60c0b8. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6fa1de9fec1861ce91022f270fa05bada43174ea8b35aca238e330ead60c0b8
SHA3-384 hash: 86d9d5756b73410ab39160b7dbb71e4ef015590721b76b3e25136ee22217967d62c23384d7b405a6f3b992167cbc56c9
SHA1 hash: ec5522c01efaede1145fe409c27446e900c48d70
MD5 hash: 79634876f190036b8b502b18ec19091d
humanhash: butter-burger-football-charlie
File name:yakuza.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:143'381 bytes
First seen:2024-11-23 10:01:58 UTC
Last seen:2025-01-05 01:06:10 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:U+ReIrBUY6pjjhLkmXoyYurYqtW19nvvWnDf4urTpzI:UGeIrWYofhA8rYqInvvWnDf4urTpzI
TLSH T1B2E35B9B6B0D1767C1BB1AF12DB727F087ADFA61016621C4A40DFFC01372A70661AF99
telfhash t1db3123479479ca2d2f732c586c7c4fb61256ab333152afb0bfaac4985533002b968d4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
111
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-7139223-0
Create hunting rule

Unix.Trojan.Mirai-7688276-0
Create hunting rule

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

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

Verdict:
Malicious
Score:
70.0%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6741a95ab31374f09833b7f3linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Collects information on the CPU
Sends data to a server
Receives data from a server
Launching a process
Runs as daemon
Performs a bruteforce attack in the network
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/6741a81b47b473f9c168fc99/reports/5b398385-5b43-46d5-8c6b-57b312923c3d/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/68457adb-0f7e-48d2-b598-d3a25df3cec8
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1561402
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: 1561402 Sample: yakuza.ppc.elf Startdate: 23/11/2024 Architecture: LINUX Score: 72 39 95.234.158.87, 50306, 50308, 50310 ASN-IBSNAZIT Italy 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Mirai 2->45 47 2 other signatures 2->47 9 yakuza.ppc.elf 2->9         started        signatures3 process4 process5 11 yakuza.ppc.elf 9->11         started        process6 13 yakuza.ppc.elf sh 11->13         started        15 yakuza.ppc.elf sh 11->15         started        17 yakuza.ppc.elf sh 11->17         started        19 50 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 94 other processes 19->37
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6fa1de9fec1861ce91022f270fa05bada43174ea8b35aca238e330ead60c0b8/
Threat name:
Linux.Trojan.Tsunami
Create hunting rule
Status:
Malicious
First seen:
2024-11-23 10:02:05 UTC
File Type:
ELF32 Big (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w35b32p6ygdbz2iqelzhb6qfxlnegf2ovczvvsrdryzq5llayc4a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/241123-l2r5ysspcx/
Verdict:
Malicious
Tags:
trojan tsunami Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Tsunami_8a11f9be
Link:
https://app.threat.zone/submission/0caa70ba-c642-40f6-bf16-dc4f4d938c02
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/b6fa1de9fec1861ce91022f270fa05bada43174ea8b35aca238e330ead60c0b8

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_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 b6fa1de9fec1861ce91022f270fa05bada43174ea8b35aca238e330ead60c0b8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3300556/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3300679/
  
URLhaus
https://urlhaus.abuse.ch/url/3300702/
  
URLhaus
https://urlhaus.abuse.ch/url/3300759/
  
URLhaus
https://urlhaus.abuse.ch/url/3300765/
  
URLhaus
https://urlhaus.abuse.ch/url/3300776/

Comments