General
- Target https://github.com/enginestein/Virus-Collection/tree/main/Windows/Binaries
- Sample260321-ymazcacz6n
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/enginestein/Virus-Collection/tree/main/Windows/Binaries
Resource
win10ltsc2021-20260130-es
Behavioral task
behavioral2
Sample
https://github.com/enginestein/Virus-Collection/tree/main/Windows/Binaries
Resource
win11-20260130-es
Malware Config
Extracted
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F:\$RECYCLE.BIN\RSEQNGCF-MANUAL.txt
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gandcrab
- ---= GANDCRAB V5.2 =--- ***********************UNDER NO CIRCUMSTANCES DO NOT DELETE THIS FILE, UNTIL ALL YOUR DATA IS RECOVERED*********************** *****FAILING TO DO SO, WILL RESULT IN YOUR SYSTEM CORRUPTION, IF THERE ARE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .RSEQNGCF The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. The server with your key is in a closed network TOR. You can get there by the following ways: ---------------------------------------------------------------------------------------- | 0. Download Tor browser - https://www.torproject.org/ | 1. Install Tor browser | 2. Open Tor Browser | 3. Open link in TOR browser: http://gandcrabmfe6mnef.onion/4373ff2e7f5a278e | 4. Follow the instructions on this page ---------------------------------------------------------------------------------------- On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free. ATTENTION! IN ORDER TO PREVENT DATA DAMAGE: * DO NOT MODIFY ENCRYPTED FILES * DO NOT CHANGE DATA BELOW ---BEGIN GANDCRAB KEY--- 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 ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---
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http://gandcrabmfe6mnef.onion/4373ff2e7f5a278e
Extracted
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C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
- <html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>DiNTO3DtSvq/6G8vxIr6c0QpzpGWA2S9lXsJo9E/h9iUIuI/4QHee3CxWi2psdp7u78FGoUPF4Fa7LK58WyhIDOslKbZYVpu2ZYa7YTc6nkwRrqXAgNW/gz9WiBViI89PWe0h8gPtR6J+u50u2znyq9tp/SsHV/wk2IpcG31tfVkXOda8DWH3NPzv7uBX27EIdJWFyMRW0d2zgoIINqN4kwFbGP2USdmylzSHSHZ25sNJS3MlV4XyUVZbTBH1RRMGem7bTOMHuAG7cCcT7cna3GzqU5jg+XZ/j38rohguDvy9aBGNon7KRWsL7st8lLBYAf5jyxfki2AaBbX9VplPA==ZXMtRVM=</p></td> </tr> </tbody> </table> </center></html></body>
Targets
-
- Target https://github.com/enginestein/Virus-Collection/tree/main/Windows/Binaries
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Fantom family
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Gandcrab family
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InfinityLock Ransomware
Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.
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Infinitylock family
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Windows security bypass
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Remote Service Session Hijacking: RDP Hijacking
Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.
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Renames multiple (3051) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Sets service image path in registry
This determines the executable launched when a service starts. It can be used to establish persistence.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Drops startup file
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Modifies visibility of existing users in the login screen
A user account was hidden or made visible on the Windows login screen through a registry modification.
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System Binary Proxy Execution: wuauclt
Abuse Wuauclt to proxy execution of malicious code.
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Windows security modification
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Password Policy Discovery
Attempt to access detailed information about the password policy used within an enterprise network.
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Drops file in System32 directory
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Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Component Object Model Hijacking
1Netsh Helper DLL
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Component Object Model Hijacking
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
3Hidden Files and Directories
2Hidden Users
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
2Safe Mode Boot
1Modify Registry
6System Binary Proxy Execution
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Share Discovery
1Password Policy Discovery
1Peripheral Device Discovery
2Permission Groups Discovery
1Local Groups
1Query Registry
7System Information Discovery
6System Location Discovery
1System Language Discovery
1System Time Discovery
1