General

  • Target

    3619fec40668b5c713499b9c451e428fb1c022bda4a24dd9fc3f62e0cc017b4d

  • Size

    175KB

  • Sample

    220626-d9dcrshff3

  • MD5

    5fa8ad9d232314d906437a9bcaa4c66a

  • SHA1

    e7e4a72fb5924051a41155044f03f55aaa304266

  • SHA256

    3619fec40668b5c713499b9c451e428fb1c022bda4a24dd9fc3f62e0cc017b4d

  • SHA512

    ea5827ace763562a502bd32c70df807c570f467eca5e79138bf7a66bb658049cfcd1d9b21e75e692c2a6d4b92e66636cd051138b223194921d1a8dfa061289c9

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/fab57563577e6bc | 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/fab57563577e6bc

Targets

    • Target

      3619fec40668b5c713499b9c451e428fb1c022bda4a24dd9fc3f62e0cc017b4d

    • Size

      175KB

    • MD5

      5fa8ad9d232314d906437a9bcaa4c66a

    • SHA1

      e7e4a72fb5924051a41155044f03f55aaa304266

    • SHA256

      3619fec40668b5c713499b9c451e428fb1c022bda4a24dd9fc3f62e0cc017b4d

    • SHA512

      ea5827ace763562a502bd32c70df807c570f467eca5e79138bf7a66bb658049cfcd1d9b21e75e692c2a6d4b92e66636cd051138b223194921d1a8dfa061289c9

    • 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.

    • 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