General

  • Target

    4c8a472d658ec51a4e81413b2fe81db614fc3676d69ad6eff621fa46ae4c0b07

  • Size

    586KB

  • Sample

    220712-gk9lfsdgan

  • MD5

    c50124240410641182ec735cc8ee9b9a

  • SHA1

    17564c7bfad1d4066d3b07e686a2d4f9b9415f6a

  • SHA256

    4c8a472d658ec51a4e81413b2fe81db614fc3676d69ad6eff621fa46ae4c0b07

  • SHA512

    8dfa088e750df0785632796b406f36126c7f28a09043db7d4cfb67cd72c355bb329f9b6fd2f83b9a1a2ea75a05a20c3a6bc09c0c5c215b26f4d4a3d1e2613566

Malware Config

Extracted

Path

C:\FDJGQL-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: .FDJGQL 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/6b02f5bc863a74f | 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/6b02f5bc863a74f

Extracted

Path

C:\QLMDROR-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: .QLMDROR 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/5a4b6daf45d76d2f | 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/5a4b6daf45d76d2f

Targets

    • Target

      4c8a472d658ec51a4e81413b2fe81db614fc3676d69ad6eff621fa46ae4c0b07

    • Size

      586KB

    • MD5

      c50124240410641182ec735cc8ee9b9a

    • SHA1

      17564c7bfad1d4066d3b07e686a2d4f9b9415f6a

    • SHA256

      4c8a472d658ec51a4e81413b2fe81db614fc3676d69ad6eff621fa46ae4c0b07

    • SHA512

      8dfa088e750df0785632796b406f36126c7f28a09043db7d4cfb67cd72c355bb329f9b6fd2f83b9a1a2ea75a05a20c3a6bc09c0c5c215b26f4d4a3d1e2613566

    • 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.

    • Sets desktop wallpaper using registry

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

1
T1107

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

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