MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718
SHA3-384 hash: 54b27c8f7699e1a50b2198c58ccc683adece6e8340c4b6e2c15be3f68ac574d6c90363e05a051e58937a39a949ffb2d4
SHA1 hash: 995e6d2ad45291a51ecac7d33f4e658a7516cd53
MD5 hash: d131fde3747d7d319c0ee6178d69cc5b
humanhash: robin-south-mountain-coffee
File name:yakuza.mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:188'432 bytes
First seen:2024-11-23 10:02:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:lZzbCH/teKo0+hDzVl1yt5Xu2luvGFHgSLER9JteI:7AteCg3VEXtuvGFHgSLEXJteI
TLSH T18304A41AABA19EB7DC6FCD3302EA4601108C954A02D96F6F76B4C65CE78B94F09E3D44
telfhash t1f93145479479ca2d2f732c586c7c4fb61256ab2331527fb0bf9ac4885533002b968d4f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
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-9924065-0
Create hunting rule

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

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6741a969b31374f09833b832linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the CPU
Runs as daemon
Connection attempt
Launching a process
Collects information on the OS
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash gcc lolbin obfuscated remote
Link:
https://www.filescan.io/uploads/6741a85ffbec06b76a1a7b2e/reports/27216589-623f-4fab-b7a1-da4e83137b10/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6e560936-1da1-45b2-8f1e-b26d8746da3f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1561407
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: 1561407 Sample: yakuza.mipsel.elf Startdate: 23/11/2024 Architecture: LINUX Score: 72 39 95.234.158.87, 56982, 56984, 56986 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.mipsel.elf 2->9         started        signatures3 process4 process5 11 yakuza.mipsel.elf 9->11         started        process6 13 yakuza.mipsel.elf sh 11->13         started        15 yakuza.mipsel.elf sh 11->15         started        17 yakuza.mipsel.elf sh 11->17         started        19 52 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 98 other processes 19->37
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718/
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:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ygqi4uo6uwzmz3jdqcvttw4rlf5epbzo633fivapjfoaln4qa4ma._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/241123-l3crnaspd1/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Reads CPU attributes
Enumerates running processes
Verdict:
Malicious
Tags:
trojan tsunami Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Tsunami_8a11f9be
Link:
https://app.threat.zone/submission/1654a0f8-0e42-49f0-bdfc-f0e37da33bb7
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/c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718

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 c1a08e51dea5b2cced2380ab39db91597a47872ef6f654540f495c05b7900718

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3300602/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3300618/
  
URLhaus
https://urlhaus.abuse.ch/url/3300667/
  
URLhaus
https://urlhaus.abuse.ch/url/3300731/
  
URLhaus
https://urlhaus.abuse.ch/url/3300758/
  
URLhaus
https://urlhaus.abuse.ch/url/3300788/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments