General

  • Target

    new.exe

  • Size

    1.3MB

  • Sample

    220625-yl6dvshhej

  • MD5

    b02257119387f9e97beebab10872ce53

  • SHA1

    989a2d4becc4e1813bbd9f3b6c4541713f73e69d

  • SHA256

    56dc1bc2f0d441ca2399b4aa846ba5b9472480c0ebb736cb5ac5671b9052ae2e

  • SHA512

    fddbe9b75d2f2198ef08c9068ea1cef8925c8ba3be8ce41f11e87bd6dd8458dd37f40c7d867af312eb5b5ce3270b1db9906944f25e47d391a3cfaec697b81ce8

Malware Config

Extracted

Path

C:\EKPYGZMEA-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.0.3 =--- ***********************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 WILL BE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .EKPYGZMEA 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/4de4a91c950a884a | 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/4de4a91c950a884a

Targets

    • Target

      new.exe

    • Size

      1.3MB

    • MD5

      b02257119387f9e97beebab10872ce53

    • SHA1

      989a2d4becc4e1813bbd9f3b6c4541713f73e69d

    • SHA256

      56dc1bc2f0d441ca2399b4aa846ba5b9472480c0ebb736cb5ac5671b9052ae2e

    • SHA512

      fddbe9b75d2f2198ef08c9068ea1cef8925c8ba3be8ce41f11e87bd6dd8458dd37f40c7d867af312eb5b5ce3270b1db9906944f25e47d391a3cfaec697b81ce8

    • GandCrab Payload

    • Gandcrab

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

    • suricata: ET MALWARE [eSentire] Win32/GandCrab v4/5 Ransomware CnC Activity

      suricata: ET MALWARE [eSentire] Win32/GandCrab v4/5 Ransomware CnC Activity

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Drops startup file

    • 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 v6

Defense Evasion

File Deletion

1
T1107

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Tasks