Overview

overview

10

Static

static

3

krunker.iohacks.exe

windows7-x64

10

krunker.iohacks.exe

windows10-1703-x64

10

krunker.iohacks.exe

windows10-2004-x64

10

krunker.iohacks.exe

windows11-21h2-x64

10

Resubmissions

02-09-2024 06:59

240902-hsk4hawbnd 10

02-09-2024 06:58

240902-hrpqaswbmb 10

02-09-2024 02:33

240902-c16ghszgkh 10

16-04-2024 14:39

240416-r1ca1ace39 10

Sharing

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General

  • Target

    krunker.iohacks.cc

  • Size

    30.9MB

  • Sample

    240410-klnl6acg8x

  • MD5

    2850f1cb75953d9e0232344f6a13bf48

  • SHA1

    141ab8929fbe01031ab1e559d880440ae931cc16

  • SHA256

    892f11af94dea87bc8a85acdb092c74541b0ab63c8fcc1823ba7987c82c6e9ba

  • SHA512

    25551eb0fbca013bcebd514eb72185e157a07f116a6973bfe4b728febcefc7044a816c5c70048c3fda2eeb4ce53b52bd7b19ef1ef851a0f4fc90451e60540d6d

  • SSDEEP

    786432:j8Zic+QKJObt2u8xQYcLpoTEjoAsM0D0EHShV/:j8YQzB8xQzLp+nAV0BK

Score
10/10
cerberdcratgcleanermazemylobotneshtaramnitredlinetroldeshwannacryzgrat@logscloudyt_botbankerbotnetdiscoveryevasioninfostealerloaderpersistenceransomwareratspywarestealertrojanupxworm

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://192.168.5.128/powercat.ps1

Extracted

Path

C:\Users\Admin\Documents\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64
Attributes
  • url_path

    /advdlc.php

Extracted

Family

mylobot

C2

pqrqtaz.ru:9879

pickcas.ru:6464

quwkbin.ru:3496

rkbupij.ru:6653

pcqmayq.ru:3629

mmuliwe.ru:3541

stoizji.ru:5189

sfdfrhh.ru:3511

ynciazz.ru:4127

mkglhnw.ru:1946

njeeili.ru:9987

dldzeoo.ru:7525

tkbiqjq.ru:5145

uenosbl.ru:2935

faayshc.ru:9865

nttfazc.ru:6761

nfwsyog.ru:7172

uyfusxm.ru:7372

hxkclwx.ru:1294

zgoysam.ru:2338

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-778096762-2241304387-192235952-1000\DECRYPT-FILES.txt

Family

maze

Ransom Note
Attention! ---------------------------- | What happened? ---------------------------- We hacked your network and now all your files, documents, photos, databases, and other important data are safely encrypted with reliable algorithms. You cannot access the files right now. But do not worry. You can get it back! It is easy to recover in a few steps. We have also downloaded a lot of private data from your network, so in case of not contacting us as soon as possible this data will be released. If you do not contact us in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. To see what happens to those who don't contact us, google: * Southwire Maze Ransomware * MDLab Maze Ransomware * City of Pensacola Maze Ransomware After the payment the data will be removed from our disks and decryptor will be given to you, so you can restore all your files. ---------------------------- | How to contact us and get my files back? ---------------------------- The only method to restore your files and be safe from data leakage is to purchase a unique for you private key which is securely stored on our servers. To contact us and purchase the key you have to visit our website in a hidden TOR network. There are general 2 ways to reach us: 1) [Recommended] Using hidden TOR network. a) Download a special TOR browser: https://www.torproject.org/ b) Install the TOR Browser. c) Open the TOR Browser. d) Open our website in the TOR browser: http://aoacugmutagkwctu.onion/6c2d0cc37675b754 e) Follow the instructions on this page. 2) If you have any problems connecting or using TOR network a) Open our website: https://mazedecrypt.top/6c2d0cc37675b754 b) Follow the instructions on this page. Warning: the second (2) method can be blocked in some countries. That is why the first (1) method is recommended to use. On this page, you will see instructions on how to make a free decryption test and how to pay. Also it has a live chat with our operators and support team. ---------------------------- | What about guarantees? ---------------------------- We understand your stress and worry. So you have a FREE opportunity to test a service by instantly decrypting for free three files from every system in your network. If you have any problems our friendly support team is always here to assist you in a live chat! P.S. Dear system administrators, do not think you can handle it by yourself. Inform leadership as soon as possible. By hiding the fact of the breach you will be eventually fired and sometimes even sued. ------------------------------------------------------------------------------- THIS IS A SPECIAL BLOCK WITH A PERSONAL AND CONFIDENTIAL INFORMATION! DO NOT TOUCH IT WE NEED IT TO IDENTIFY AND AUTHORIZE YOU ---BEGIN MAZE KEY--- 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 ---END MAZE KEY---
URLs

http://aoacugmutagkwctu.onion/6c2d0cc37675b754

https://mazedecrypt.top/6c2d0cc37675b754

Extracted

Credentials

  • Protocol:     ftp
  • Host:
    files.000webhost.com
  • Port:
    21
  • Username:
    fcb-aws-host-4

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\RarSFX0\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Extracted

Family

redline

Botnet

@logscloudyt_bot

C2

185.172.128.33:8970

Targets

    • Target

      krunker.iohacks.cc

    • Size

      30.9MB

    • MD5

      2850f1cb75953d9e0232344f6a13bf48

    • SHA1

      141ab8929fbe01031ab1e559d880440ae931cc16

    • SHA256

      892f11af94dea87bc8a85acdb092c74541b0ab63c8fcc1823ba7987c82c6e9ba

    • SHA512

      25551eb0fbca013bcebd514eb72185e157a07f116a6973bfe4b728febcefc7044a816c5c70048c3fda2eeb4ce53b52bd7b19ef1ef851a0f4fc90451e60540d6d

    • SSDEEP

      786432:j8Zic+QKJObt2u8xQYcLpoTEjoAsM0D0EHShV/:j8YQzB8xQzLp+nAV0BK

    Score
    10/10
    dcratgcleanermazemylobotneshtaramnittroldeshwannacryzgratbankerbotnetdiscoveryevasioninfostealerloaderpersistenceransomwareratspywarestealertrojanupxwormcerberredline@logscloudyt_bot

    • Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

      ransomwarecerber

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Detect Neshta payload

    • Detect ZGRat V1

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

      loadergcleaner

    • Maze

      Ransomware family also known as ChaCha.

      trojanransomwaremaze

    • Mylobot

      Botnet which first appeared in 2017 written in C++.

      botnetmylobot

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

      persistencespywareneshta

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

      trojanspywarestealerwormbankerramnit

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine payload

    • Troldesh, Shade, Encoder.858

      Troldesh is a ransomware spread by malspam.

      ransomwaretrojantroldesh

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Contacts a large (1147) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Creates new service(s)

      persistence

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      evasion

    • Stops running service(s)

      evasion

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Modifies system executable filetype association

      persistence

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

1
T1203

Scheduled Task/Job

1
T1053

Scripting

1
T1064

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Scheduled Task/Job

1
T1053

Defense Evasion

File and Directory Permissions Modification

1
T1222

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

4
T1112

Scripting

1
T1064

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Network Service Discovery

1
T1046

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Inhibit System Recovery

2
T1490

Service Stop

1
T1489

Tasks