General

  • Target

    4091865e279525545484caf09f8f9930dd9afb7397fa5d694b51531b5527688e

  • Size

    194KB

  • Sample

    210616-ywcqf8hays

  • MD5

    c1b8bea674020ad71f3e68734231e3ef

  • SHA1

    8239ff8c3248dd084653560e448857b6428f4e7e

  • SHA256

    4091865e279525545484caf09f8f9930dd9afb7397fa5d694b51531b5527688e

  • SHA512

    3ad4ca3d51b0491eef483e5f16ca3f6205cb81d793430e6f368aee0c967e28299ea19bac3732b6ff03f3dbffe3e2a5eb9cd525d7dd5fe64dbd5fd6d4d9cb3e4d

Malware Config

Extracted

Path

C:\KRAB-DECRYPT.txt

Ransom Note
---= GANDCRAB V4 =--- Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .KRAB 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/89bf8e5b77f745ce | 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/89bf8e5b77f745ce

Extracted

Path

C:\KRAB-DECRYPT.txt

Ransom Note
---= GANDCRAB V4 =--- Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .KRAB 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/fe4944ecf52cb1a | 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--- wfKD6iudumBkmpL8IRr4U4exEVaoOXLtwDwmOrT1y1YWvOiWMx5GYaRdvZZQTpFRvHYZ7mhWtrfNTGCHhh5qBJzzs9MC7736UkGSDDniUJJG8/LFF//kmGmoAZAGLo2j5/wd2UrxMJK+iqKhTkS3ArgAxrZOOOiXrbnhbWMkLHQnbYuWlMClYZxYU6SDxpopRo5r292AV1KIZBZV4APBuUHcKSIr2MWMI0O1MKIP2IpKLE2TS5wNmoQoAHZdP6U/VvqF1shzlzbajc1AHXg7l8xnT91gCFUxMg7ADMEr7316SnTFUg/DkeItL9jgqcmnpbqs5+Ri57F2kR3Bs+Ly/2M2E+t1GolYbVrSBjHt9RGCEY0brCdh4tO4TaaYY6NyHIzX2RSiw5QcTWsqaVO4JIIJqpFswNooBBPBnKk+Fe5eALefi2E2g6hrKA3qxAxKwA73Zi/pHxEU3qHLPOao1wMZJ3RVRhCKLjm+1gjgIH8AmUnfnSzkQQ9nyLJsloywsnJRVdDpcTfwfAocfcB9P3RNlH8HQyLCn6YbErztckilBdpMPJGpHsYO ---END PC DATA---
URLs

http://gandcrabmfe6mnef.onion/fe4944ecf52cb1a

Targets

    • Target

      4091865e279525545484caf09f8f9930dd9afb7397fa5d694b51531b5527688e

    • Size

      194KB

    • MD5

      c1b8bea674020ad71f3e68734231e3ef

    • SHA1

      8239ff8c3248dd084653560e448857b6428f4e7e

    • SHA256

      4091865e279525545484caf09f8f9930dd9afb7397fa5d694b51531b5527688e

    • SHA512

      3ad4ca3d51b0491eef483e5f16ca3f6205cb81d793430e6f368aee0c967e28299ea19bac3732b6ff03f3dbffe3e2a5eb9cd525d7dd5fe64dbd5fd6d4d9cb3e4d

    • GandCrab Payload

    • Gandcrab

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

    • 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

    • Reads user/profile data of web browsers

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

    • Enumerates connected drives

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

1
T1107

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

1
T1490

Tasks