MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 733e65c5da4236fb704359378995dc2e98ce11fc909a6b645674320a5d3e663f. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 733e65c5da4236fb704359378995dc2e98ce11fc909a6b645674320a5d3e663f
SHA3-384 hash: e959ef981b9d623807e48f314870395d43057e9ead9d2df63b86c9aa5d742850137c37bf9b0c3066e5824c41d1877e52
SHA1 hash: 7a37821c9db33c9077892888624c8bb4e98368d2
MD5 hash: 53fb226ebc96d9477ec12469ba5eee97
humanhash: red-princess-sad-cardinal
File name:53fb226ebc96d9477ec12469ba5eee97
Download: download sample
Signature Mirai
Create hunting rule
File size:137'731 bytes
First seen:2022-04-03 05:33:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:gShz4tRD7ERnKRwY5i3vXnadDWU6C4mYstuUgwGTkNH:gShsLD8uNQveb6C4mYstuUgwGTkNH
TLSH T1B5D33A4394E59EB7C187A9B9596B69210315EC171B7F1A8B313877A143BF4CCB00FEA8
telfhash t108314162553546182fb3d928acfd56b316122a1363556e71af6ac0cc093b0e1ea39d1b
Reporter zbetcheckin
Tags:32 elf gafgyt mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
379
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-6981169-0
Create hunting rule

Unix.Dropper.Mirai-7135944-0
Create hunting rule

Unix.Dropper.Mirai-7135945-0
Create hunting rule

Unix.Dropper.Mirai-7136029-0
Create hunting rule

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

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Dropper.Gafgyt-9762292-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug remote.exe
Link:
https://www.filescan.io/uploads/624931cba19c649412c3cfe1/reports/57057b94-30e4-4d37-8d52-9f6c54e8dce5/overview
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8870f3a9-c853-4388-9f91-1d6a9c362b84
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/969517
Signature
Contains symbols with names commonly found in malware
Deletes all firewall rules
Deletes security-related log files
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample deletes itself
Tries to stop the "iptables" service
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 602004 Sample: 3IibLp4au7 Startdate: 03/04/2022 Architecture: LINUX Score: 80 68 109.202.202.202, 80 INIT7CH Switzerland 2->68 70 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->70 72 2 other IPs or domains 2->72 74 Multi AV Scanner detection for submitted file 2->74 76 Yara detected Mirai 2->76 78 Contains symbols with names commonly found in malware 2->78 12 3IibLp4au7 2->12         started        signatures3 process4 signatures5 80 Opens /proc/net/* files useful for finding connected devices and routers 12->80 15 3IibLp4au7 12->15         started        17 3IibLp4au7 12->17         started        process6 process7 19 3IibLp4au7 15->19         started        process8 21 3IibLp4au7 sh 19->21         started        23 3IibLp4au7 sh 19->23         started        25 3IibLp4au7 sh 19->25         started        27 10 other processes 19->27 process9 29 sh service systemctl 21->29         started        32 sh rm 23->32         started        34 sh rm 25->34         started        36 sh iptables 27->36         started        38 sh service systemctl 27->38         started        40 sh rm 27->40         started        42 7 other processes 27->42 signatures10 82 Tries to stop the "iptables" service 29->82 44 service 29->44         started        46 service basename 29->46         started        48 service basename 29->48         started        50 service systemctl 29->50         started        84 Sample deletes itself 32->84 86 Deletes security-related log files 34->86 88 Deletes all firewall rules 36->88 52 service 38->52         started        54 service basename 38->54         started        56 service basename 38->56         started        58 service systemctl 38->58         started        process11 process12 60 service systemctl 44->60         started        62 service sed 44->62         started        64 service systemctl 52->64         started        66 service sed 52->66         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/733e65c5da4236fb704359378995dc2e98ce11fc909a6b645674320a5d3e663f/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2022-04-03 05:34:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt family:mirai linux
Link:
https://tria.ge/reports/220403-f9elyabdhm/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/733e65c5da4236fb704359378995dc2e98ce11fc909a6b645674320a5d3e663f

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: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 733e65c5da4236fb704359378995dc2e98ce11fc909a6b645674320a5d3e663f

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2129018/
  
URLhaus
https://urlhaus.abuse.ch/url/2129562/

Comments


Avatar
zbet commented on 2022-04-03 05:33:37 UTC

url : hxxp://172.245.210.119/.rIIoOx20/BDK.sh4