General

  • Target

    3762ca85366b8de1144bb00e5d38107313b71018cf85735936af9c14a3eaa2c2

  • Size

    578KB

  • Sample

    220625-3gq6lagchp

  • MD5

    a3b368af763600c26c44d7cc3c0af571

  • SHA1

    8e783c3279aaaac3653520bc519f4ea072846149

  • SHA256

    3762ca85366b8de1144bb00e5d38107313b71018cf85735936af9c14a3eaa2c2

  • SHA512

    69c64c9931344332db35ca12b25e4e95d7210f436332c452990e2d01ae1f54dc44d76e820e7d0990ba6649faf0670593af93ec54a757b054a918ea3af991c63e

Malware Config

Extracted

Path

C:\ZBVXKT-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.0.4 =--- ***********************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: .ZBVXKT 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/d4401093f195500 | 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/d4401093f195500

Extracted

Path

C:\TERAJH-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.0.4 =--- ***********************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: .TERAJH 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/3cd64faaaba12900 | 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/3cd64faaaba12900

Targets

    • Target

      3762ca85366b8de1144bb00e5d38107313b71018cf85735936af9c14a3eaa2c2

    • Size

      578KB

    • MD5

      a3b368af763600c26c44d7cc3c0af571

    • SHA1

      8e783c3279aaaac3653520bc519f4ea072846149

    • SHA256

      3762ca85366b8de1144bb00e5d38107313b71018cf85735936af9c14a3eaa2c2

    • SHA512

      69c64c9931344332db35ca12b25e4e95d7210f436332c452990e2d01ae1f54dc44d76e820e7d0990ba6649faf0670593af93ec54a757b054a918ea3af991c63e

    • 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.

    • 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.

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

1
T1107

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Tasks