General

  • Target

    356bff6966ca7136a8486089c17205ba4b50fcc7f60655d82103dedce4473e55

  • Size

    411KB

  • Sample

    220627-ajwjwahhd2

  • MD5

    5809199a0df6e392aeb2cdc1b519be5d

  • SHA1

    cf3460700ab3a10a15b1faad3bbbf413a312ae92

  • SHA256

    356bff6966ca7136a8486089c17205ba4b50fcc7f60655d82103dedce4473e55

  • SHA512

    9de122e2b29db1ff3a348a4fe07e22b3e6c1b0bad0c3f85776f3e6816d486887d1d4747472e16df524c4e9de2679659b841884f1ef517eb14af05894eb378099

Malware Config

Extracted

Path

C:\PNUJLK-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: .PNUJLK 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/d22a53b8f5ab3a2b | 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/d22a53b8f5ab3a2b

Extracted

Path

C:\DOVZNRFX-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: .DOVZNRFX 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/94a62e0896f6bc62 | 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/94a62e0896f6bc62

Targets

    • Target

      356bff6966ca7136a8486089c17205ba4b50fcc7f60655d82103dedce4473e55

    • Size

      411KB

    • MD5

      5809199a0df6e392aeb2cdc1b519be5d

    • SHA1

      cf3460700ab3a10a15b1faad3bbbf413a312ae92

    • SHA256

      356bff6966ca7136a8486089c17205ba4b50fcc7f60655d82103dedce4473e55

    • SHA512

      9de122e2b29db1ff3a348a4fe07e22b3e6c1b0bad0c3f85776f3e6816d486887d1d4747472e16df524c4e9de2679659b841884f1ef517eb14af05894eb378099

    • 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

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