Overview

overview

10

Static

static

421ebfccaa...de.exe

windows7_x64

10

421ebfccaa...de.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    421ebfccaa01f1e6577b0fb952e4a78bbd95f1f2b08b06bac0978dbb84ade5de

  • Size

    410KB

  • Sample

    220708-d5cknshge8

  • MD5

    3a6c7506de79ae783f718bc6701fd244

  • SHA1

    a5601ae8bc95cbb887aac2face46d911527c6c2b

  • SHA256

    421ebfccaa01f1e6577b0fb952e4a78bbd95f1f2b08b06bac0978dbb84ade5de

  • SHA512

    3010eda9988f31b642b130e71c401dcb9642d2e2c0518741e4455e4e9245d8d4484b8dcd77e124dde798567efa74b725b2b831ecd958f72d2230efa37f11707c

Score
10/10
gandcrabbackdoorransomwarespywarestealersuricata

Malware Config

Extracted

Path

C:\FTTXQHVO-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.0.3 =--- ***********************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 WILL BE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .FTTXQHVO 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/34850e12b23367ae | 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--- lAQAAJbw0Ty9cDGqCWBdEsNhnYwiuisxPNcgPD+3/nJtPDikgdk71gP8UZKnfolR7AOPRgezxj6pdwuqFIF7l9kN0HyFwnu/eq3fcXXaJbw6huc4t/8LMKwj8dro1+/og/nTzVvKXcOKxValcWCmthBdB/Eujs5rXyOOhAvVC3W/+grvutY6V0oHVo5gVCMjxDZihQ/RdIBCzxKfjfYAsP0zI3wDEysGgnAzIRTJfogymsircOqYNLCdUN0TsMzQhJvIOJhXp3e8wxU1mtB3Uka9arR3mJqFeS5E9eN2MJ/AL/zlDi9HXZ9qAnQ1cnVrNB4ikz2VU1mgH/ZJi2dN6JZYdnlnQZV9sH6Iy0wiBTYtbdLXj70pDjVJlj2vto6MKgDl8/zBRCV8g8rXAMmWC9gEKrJNMYyBwhZt5YzNoOWngYuiNO0zb1+UX5XvqgpBi4ZeaHQG8BFvxoz4S160zaT5XbO80G1o6d82a8kfKjCa2JEAjmnZwBINMRiN9pLKTA857GSlteh743DljLc4YDKtQqfRPLBH1pN5E54Uu86kNAb7p32H2h6fF0+7R9tY6DOU7v5+TOzC497jMcMc6BvPU1JDDspd8OEymn8UjvCAbNH4wq252U0i3cYDgi4NNem4O9twV/skAiid0BXs2aJsbfdC361ntdgaB8O//3ittx2HR3PTCTtW3p8goPurwN2gopdYqYTB34HpamiJxYrLqCra+KnEE6UadNtXbL5knpSEz7cvnvU7TQBABJA1jsuwnERJ6Bh+nOIJ6fz7DmkUDMKOOD2Am4nd4T+OxVLof+HHT2Nwfn4d247aSx0agv/DoMZrU842SnzLAAMNcLwlZ9wJpKRjfYwFJjSJFvQSE2IIb4jwGJiPRCcda5iKe1Xo4OBqwIICC9QnyJwFpbceYXZc3XmNIYsPLB1Ug7FbWBMMYony3nqd/D/rDJ25Y94coKRujtCxFeiJ6Ek7UxSh+iZsUUTueyzozWtaqrFB4Swnd9VsM09KOotF4h4+6Ti3uy5xYar4A2+qWQV/d09waVIqERQUsib5jKQBNIW34PuBQhyo/zNr0y3gQKVpXOpVZbR1AJYBi/eTqBJMB0DdHqI8psJQKHuKBhyqB8mKUdnSWa0RvR4y3eCQlcn2hAdVEtCA1wnMYcHuJhqBGSg2PlykidsZRVLQxQk1SJO73V4D8lmIRj4SsodU/rrEYWU4aliskBVsK6hPMDuEB1GPvXfJ9GvobMIcpuHdbeaBJ2QdbPpU/ymVlcZeT5wIB06GJGsH61cIGtgmVAYu37WjocM0U15dUX5m8EUZacSJeKKUYXXQtAxALgHT2QuydGA28XHH4fjCbATZ8MOEhC+rBaprjUIyoZuPt58VaYq6FOUav4z7p9Va2GaDU9vI0S1gvx5ruhzLgzuvbRjVJXBn/JWmpqvLKnXhC4hBSh2CjvVMOi3M9kXUjcLGUAaJPuvhwEYPQSKePKBqP01T93ZzzrAFEikALQKFYv4OFzhOqgaYsC46q8XjN4hPOfUmxjysrJuzGv7QbYPuERplK4cGl1yOA5vudUR1fCttumlrBBmxzquYTSUlYvUANMcGmM9aqvIY/3rCfmoya6T4huMTenWY/ou2cgjJrROE+f0wkO2734FC/jIg3vIqLaodM5CO25bdrBAK5Msg/LrBFS7nx33JYZdiKAF6JIydZ+TODHxb5ffQhTfr/PUtJ7T0BDV9eptLTQz6/YMgMzAnm/flhiJmqVZAO7NiWQbW+ZY+FsP6uHy0259FzLGH+f0oKlqVB7Ng7uBhtmt8p4jfFhlul19MHQ3wkSCv0Usb2X7LTiitA04zANzdgeHy11hjc+OOUI/z7F2YqhLoRsiFTKORcFr9opzsP9FyEmPkhviXKl9IvoQfccLi6GGuCvSoBE99Liauz1gQrg4P/Xa4xp9x9pPo7AAuLlJPt2XuqbFudfT1Q+UfS+Q3ejKojRVU1WEx9vFYoXl1hhYZfbrznoeCaTZDZdc0ICJRWq+ighYGjTVRpyNWVGD6FwHfvoGiLI/P5wBPEzeQjJlgyNbGAsGDwMHIRhyEs4C24ZZibw8ubsvzkxMIvdaCTHVLWogdp9h59bWHhlWYgFZt7B7AEZhULccRy92A4P3HterSBjdIfH/0dPBRvbHoUQOfI5yGJl2pcswiXqmwm+Uw0nJ1UaAxVh/e88MAGIi0OyGAsh9Ak/D0MfG6gCklZThHVD9cT39Gk/gqqsA= ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---
URLs

http://gandcrabmfe6mnef.onion/34850e12b23367ae

Targets

    • Target

      421ebfccaa01f1e6577b0fb952e4a78bbd95f1f2b08b06bac0978dbb84ade5de

    • Size

      410KB

    • MD5

      3a6c7506de79ae783f718bc6701fd244

    • SHA1

      a5601ae8bc95cbb887aac2face46d911527c6c2b

    • SHA256

      421ebfccaa01f1e6577b0fb952e4a78bbd95f1f2b08b06bac0978dbb84ade5de

    • SHA512

      3010eda9988f31b642b130e71c401dcb9642d2e2c0518741e4455e4e9245d8d4484b8dcd77e124dde798567efa74b725b2b831ecd958f72d2230efa37f11707c

    Score
    10/10
    gandcrabbackdoorransomwarespywarestealersuricata

    • GandCrab payload

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • suricata: ET MALWARE [eSentire] Win32/GandCrab v4/5 Ransomware CnC Activity

      suricata: ET MALWARE [eSentire] Win32/GandCrab v4/5 Ransomware CnC Activity

      suricata

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

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

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Tasks