General

  • Target

    98d96f9067b4b5a1c6beb699f8a1b24d3347b9d54bee43c99549d44ace01a9b7

  • Size

    373KB

  • Sample

    240605-a6gn8shh37

  • MD5

    22f058c63433aead41e7802c6925999b

  • SHA1

    cad8e3ebe1c411b0c745dd978df033585fc3347c

  • SHA256

    98d96f9067b4b5a1c6beb699f8a1b24d3347b9d54bee43c99549d44ace01a9b7

  • SHA512

    ba7e3a8b4ebf279bf3ed5aa49d858842e409f3bb3adaf974de62dc7ef39aed2bd0d301da3c294b372a77b2f2b4695736adf89f36c0db803742bbefcca4b5de44

  • SSDEEP

    6144:OjCffjC1ipPpp1lOeRV1ZTrhUoP4g+rBi+GLq7oy6hkTs3jELrTlBUqgQaV:O2ffG4pPphBRVjeoP4gPzIoy6dzErrYR

Malware Config

Extracted

Path

C:\Users\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/a95fd0036adeb9cb | 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/a95fd0036adeb9cb

Extracted

Path

C:\$Recycle.Bin\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/9c4adcb9ee990aff | 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/9c4adcb9ee990aff

Targets

    • Target

      98d96f9067b4b5a1c6beb699f8a1b24d3347b9d54bee43c99549d44ace01a9b7

    • Size

      373KB

    • MD5

      22f058c63433aead41e7802c6925999b

    • SHA1

      cad8e3ebe1c411b0c745dd978df033585fc3347c

    • SHA256

      98d96f9067b4b5a1c6beb699f8a1b24d3347b9d54bee43c99549d44ace01a9b7

    • SHA512

      ba7e3a8b4ebf279bf3ed5aa49d858842e409f3bb3adaf974de62dc7ef39aed2bd0d301da3c294b372a77b2f2b4695736adf89f36c0db803742bbefcca4b5de44

    • SSDEEP

      6144:OjCffjC1ipPpp1lOeRV1ZTrhUoP4g+rBi+GLq7oy6hkTs3jELrTlBUqgQaV:O2ffG4pPphBRVjeoP4gPzIoy6dzErrYR

    • Gandcrab

      Gandcrab is a Trojan horse that encrypts files on a computer.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Detects ransomware indicator

    • Gandcrab Payload

    • Renames multiple (281) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • 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.

MITRE ATT&CK Matrix ATT&CK v13

Execution

Windows Management Instrumentation

1
T1047

Defense Evasion

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

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

Tasks