MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 623c076b4bda9a6604c019ab4a7f99ebf7a71189adb4fbd4a533044d6279bcb0. 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: 623c076b4bda9a6604c019ab4a7f99ebf7a71189adb4fbd4a533044d6279bcb0
SHA3-384 hash: 3334b0ed9e63abf0c7755040a7baf4367dfb08ff168b8747a9720524221aad9164c92486f2dd706713f67bcf6c79a1b9
SHA1 hash: c2d282bdc2855a983be63a8aeb58b79e9a3f1df2
MD5 hash: 6139d748945c9678b11076600b04bd9c
humanhash: hotel-delaware-zebra-six
File name:6139d748945c9678b11076600b04bd9c
Download: download sample
Signature Mirai
Create hunting rule
File size:133'330 bytes
First seen:2022-04-30 17:03:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:51Ti91TtgXd/kfqig/sytL7Nem9/stubwAGTLNg:5ZeL8lkfqi7ytXgm9/stubwAGTLNg
TLSH T184D318D3B900DFE6F40BEE7604D74B25A230BFA11F921666720B39679D361D6282BF41
telfhash t16a316162543506182fb3d928acfc56b316122a1363556f71af6ac0cc093b0f1ea3de1b
Reporter zbetcheckin
Tags:32 elf gafgyt mirai motorola

Intelligence

File Origin
# of uploads :
1
# of downloads :
325
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-6981169-0
Create hunting rule

Unix.Trojan.Mirai-6981989-0
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Unix.Dropper.Mirai-7135944-0
Create hunting rule

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

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

Unix.Downloader.Mirai-7340346-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
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Unix.Dropper.Gafgyt-9762292-0
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Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug remote.exe
Link:
https://www.filescan.io/uploads/626d6c03801e66012b19c85d/reports/259f6cd2-9968-49ab-a741-f2b5b28b7e9d/overview
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/97b83998-4af2-4746-819d-864e4f8084a0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/985968
Signature
Contains symbols with names commonly found in malware
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
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 618464 Sample: b2Z4SSZ4NX Startdate: 30/04/2022 Architecture: LINUX Score: 72 42 109.202.202.202, 80 INIT7CH Switzerland 2->42 44 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->44 46 2 other IPs or domains 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected Mirai 2->50 52 Contains symbols with names commonly found in malware 2->52 10 b2Z4SSZ4NX 2->10         started        signatures3 process4 signatures5 54 Opens /proc/net/* files useful for finding connected devices and routers 10->54 13 b2Z4SSZ4NX 10->13         started        15 b2Z4SSZ4NX 10->15         started        process6 process7 17 b2Z4SSZ4NX 13->17         started        process8 19 b2Z4SSZ4NX sh 17->19         started        21 b2Z4SSZ4NX sh 17->21         started        23 b2Z4SSZ4NX sh 17->23         started        25 5 other processes 17->25 process9 27 sh rm 19->27         started        30 sh rm 21->30         started        32 sh rm 23->32         started        34 sh rm 25->34         started        36 sh pkill 25->36         started        38 sh pkill 25->38         started        40 2 other processes 25->40 signatures10 56 Sample deletes itself 27->56 58 Deletes security-related log files 30->58
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/623c076b4bda9a6604c019ab4a7f99ebf7a71189adb4fbd4a533044d6279bcb0/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2022-04-30 17:04:07 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/220430-vk87kshha6/
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/623c076b4bda9a6604c019ab4a7f99ebf7a71189adb4fbd4a533044d6279bcb0

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:myMirai
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Description:Mirai
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 623c076b4bda9a6604c019ab4a7f99ebf7a71189adb4fbd4a533044d6279bcb0

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2172612/

Comments


Avatar
zbet commented on 2022-04-30 17:03:29 UTC

url : hxxp://172.245.210.119/.rIIoOx29/BDK.m68k