General

  • Target

    new.exe

  • Size

    953KB

  • Sample

    220628-a7tp7aebgp

  • MD5

    f26e070282cf6bd0030589da36752124

  • SHA1

    561a9d9d5e3cb1fa60c0486d4c3f5003ab1556eb

  • SHA256

    f49bbdeba68eaa8e6447e7f1c408c73f33c3efd9be9aad2460e9c68e904ddb6c

  • SHA512

    a5f80e3677f398c217666025296c553b031efcdacd9be07d1d74ee86bb72bd570ad64814f2e1f349dfa8b9ff5fff0d71ef56831abb73655e15cff1cc67880d40

Malware Config

Extracted

Path

C:\UWARZ-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: .UWARZ 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/ca91fd126d654644 | 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/ca91fd126d654644

Targets

    • Target

      new.exe

    • Size

      953KB

    • MD5

      f26e070282cf6bd0030589da36752124

    • SHA1

      561a9d9d5e3cb1fa60c0486d4c3f5003ab1556eb

    • SHA256

      f49bbdeba68eaa8e6447e7f1c408c73f33c3efd9be9aad2460e9c68e904ddb6c

    • SHA512

      a5f80e3677f398c217666025296c553b031efcdacd9be07d1d74ee86bb72bd570ad64814f2e1f349dfa8b9ff5fff0d71ef56831abb73655e15cff1cc67880d40

    • 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