General

  • Target

    676734b55087daccd1b51407c9954cec_JaffaCakes118

  • Size

    241KB

  • Sample

    240522-qmy26sch65

  • MD5

    676734b55087daccd1b51407c9954cec

  • SHA1

    a80e54f2e0c319babf82bf681d555757c2dfd5f5

  • SHA256

    a2277ccbce73460705a3365a8152c2308b663a2877b5710d2a4a150dea9f7f45

  • SHA512

    7f66a2e69e652f16f50add5311865042afab6786e6070d3ca9022eea4a6c2c30fd795a9e75657c01a076eb685c7f90bc35097a20885f547deb11587443568081

  • SSDEEP

    3072:BOqBEFWcUU1nvPpFuoBtjO/ULu/UIUUq8bRObuSq2rlJ77lDcK4+2NvvZv8Y:B3EFMa5xq/UC/Ugsr3lJ77FPmZ

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3452737119-3959686427-228443150-1000\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/222d58f1a8a3c705 | 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/222d58f1a8a3c705

Extracted

Path

C:\PerfLogs\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/8be2d3f87839adb3 | 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/8be2d3f87839adb3

Targets

    • Target

      676734b55087daccd1b51407c9954cec_JaffaCakes118

    • Size

      241KB

    • MD5

      676734b55087daccd1b51407c9954cec

    • SHA1

      a80e54f2e0c319babf82bf681d555757c2dfd5f5

    • SHA256

      a2277ccbce73460705a3365a8152c2308b663a2877b5710d2a4a150dea9f7f45

    • SHA512

      7f66a2e69e652f16f50add5311865042afab6786e6070d3ca9022eea4a6c2c30fd795a9e75657c01a076eb685c7f90bc35097a20885f547deb11587443568081

    • SSDEEP

      3072:BOqBEFWcUU1nvPpFuoBtjO/ULu/UIUUq8bRObuSq2rlJ77lDcK4+2NvvZv8Y:B3EFMa5xq/UC/Ugsr3lJ77FPmZ

    • Gandcrab

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

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (296) 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