General

  • Target

    93016c8fa91b493eeb7d00c9d7b6d458_JaffaCakes118

  • Size

    186KB

  • Sample

    240603-3pa5cadd5s

  • MD5

    93016c8fa91b493eeb7d00c9d7b6d458

  • SHA1

    1c8ebee381abee1e8b71f7d84e143fc88dc40d2b

  • SHA256

    bb13e13ced7ed27d32eb517c9bbf5cd7bdf0bb42d0cd4e463dc4cb2852db5ee2

  • SHA512

    ec6ce20e697be6b384ca507898cd4f8e2ebc237ffc36bec4f88032c525b47d10fe5123e8d322052d90c68d61f89b8519e23aa2d50e6a0415638390da336f0922

  • SSDEEP

    3072:MQJyL8fddwRnRgC5fR+oMDC+P5BQTVasjwydtEAlEx/CEekDG8UsNVLt:z0L8fd+lRXnMDC+BEdsItE/xLDG8UsL

Malware Config

Extracted

Path

F:\$RECYCLE.BIN\CUSGJTM-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.1 =--- ***********************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: .CUSGJTM 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/2ac2ef8aa92b5953 | 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---
URLs

http://gandcrabmfe6mnef.onion/2ac2ef8aa92b5953

Extracted

Path

F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\XBQBOKEN-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.1 =--- ***********************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: .XBQBOKEN 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/eab440c191499469 | 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---
URLs

http://gandcrabmfe6mnef.onion/eab440c191499469

Targets

    • Target

      93016c8fa91b493eeb7d00c9d7b6d458_JaffaCakes118

    • Size

      186KB

    • MD5

      93016c8fa91b493eeb7d00c9d7b6d458

    • SHA1

      1c8ebee381abee1e8b71f7d84e143fc88dc40d2b

    • SHA256

      bb13e13ced7ed27d32eb517c9bbf5cd7bdf0bb42d0cd4e463dc4cb2852db5ee2

    • SHA512

      ec6ce20e697be6b384ca507898cd4f8e2ebc237ffc36bec4f88032c525b47d10fe5123e8d322052d90c68d61f89b8519e23aa2d50e6a0415638390da336f0922

    • SSDEEP

      3072:MQJyL8fddwRnRgC5fR+oMDC+P5BQTVasjwydtEAlEx/CEekDG8UsNVLt:z0L8fd+lRXnMDC+BEdsItE/xLDG8UsL

    • Gandcrab

      Gandcrab is a Trojan horse that encrypts files on a computer.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (313) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • Enumerates connected drives

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

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v13

Execution

Windows Management Instrumentation

1
T1047

Defense Evasion

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Tasks