MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50
SHA3-384 hash: 32a571cd77e5de07815209d02180ed47651b1ccbad248a6a69068c5f99385190bd766cdd8e319ac4c082e51bc12db93c
SHA1 hash: d3e51dcbfc9c3620c5d91ede7c811e91d80184c9
MD5 hash: e12592a9a354906071ccff782225edef
humanhash: north-bravo-item-butter
File name:e12592a9a354906071ccff782225edef
Download: download sample
Signature Mirai
Create hunting rule
File size:133'920 bytes
First seen:2024-02-23 08:41:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:NaFF9cAS70OCP0naDCemKcdIO7qRrGUuhJm6WLk8YWUkyEibF3:NkC7mPeaDvcNeGUmM6WQ8YfgmF3
TLSH T152D35B73D8296F68CA54D1B0B0348F796B53968181472FBA29BBC2B48483DCDF545BF8
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf gafgyt mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
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

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Trojan.Mirai-10002309-0
Create hunting rule

Unix.Trojan.Mirai-10002310-0
Create hunting rule

Unix.Trojan.Mirai-10002598-0
Create hunting rule

Unix.Trojan.Mirai-10004381-0
Create hunting rule

Unix.Trojan.Mirai-10005051-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011318-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug bash lolbin remote
Link:
https://www.filescan.io/uploads/65d85a5d26f1ddc579a5c321/reports/bfc9c6ab-d777-465e-b0d8-4ea458d11ab9/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6b1a7d5e-c836-4529-9f57-cf3cbddee12e
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1397522
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1397522 Sample: 5kh7DYQuRs.elf Startdate: 23/02/2024 Architecture: LINUX Score: 68 27 ssh.fengye.info 2->27 29 105.171.156.135 unitel-ASAO Angola 2->29 31 99 other IPs or domains 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Connects to many ports of the same IP (likely port scanning) 2->39 9 5kh7DYQuRs.elf 2->9         started        signatures3 process4 process5 11 5kh7DYQuRs.elf 9->11         started        process6 13 5kh7DYQuRs.elf 11->13         started        15 5kh7DYQuRs.elf 11->15         started        17 5kh7DYQuRs.elf 11->17         started        process7 19 5kh7DYQuRs.elf 13->19         started        21 5kh7DYQuRs.elf 13->21         started        23 5kh7DYQuRs.elf 13->23         started        25 6 other processes 13->25
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-02-23 08:42:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wv5sx6d3e7dbtiml5q2opgxmphsxuimeag67sfz2ya7y7tfannia._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/240223-kl1aysed77/
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/b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50

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_Trojan_Gafgyt_28a2fe0c
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 b57b2bf87b27c619a18bec34e79aec79e57a218401bdf9173ac03f8fcca06b50

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2768395/

Comments


Avatar
zbet commented on 2024-02-23 08:41:31 UTC

url : hxxp://193.23.55.21/sh4