Overview

overview

10

Static

static

1

.html

windows10-2004-x64

10

Resubmissions

05-08-2024 10:50

240805-mxgn4axgmc 4

05-08-2024 09:26

240805-lemlysscmk 10

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General

  • Target

    .

  • Size

    1KB

  • Sample

    240805-lemlysscmk

  • MD5

    84238dfc8092e5d9c0dac8ef93371a07

  • SHA1

    4a3ce8ee11e091dd7923f4d8c6e5b5e41ec7c047

  • SHA256

    ea8fac7c65fb589b0d53560f5251f74f9e9b243478dcb6b3ea79b5e36449c8d9

  • SHA512

    d06b93c883f8126a04589937a884032df031b05518eed9d433efb6447834df2596aebd500d69b8283e5702d988ed49655ae654c1683c7a4ae58bfa6b92f2b73a

Score
10/10
cryptolockergandcrabbackdoorcredential_accessdefense_evasiondiscoverypersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-945322488-2060912225-3527527000-1000\TXAXSPD-MANUAL.txt

Family

gandcrab

Ransom Note
---= GANDCRAB V5.2 =--- ***********************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: .TXAXSPD 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/ad5fe8b4a418f1f | 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--- lAQAAOLRQwKUERylc25TE55zOg/VToIfITMdYI+ZPMsByInrypZOiSKOpfbc7ywHjpLeHPi12l2A7KfDLcz5h5UbYSVivvtZAGAK9A/FCrXcSkr58qRqh62FXlzTghgH/ZerQgpdolYfdieirVpD6JTWcFuzbnci625FK4auTBTeJ/+q32MTjtOxc+YtE9nIoGccqVnvNiPQML9ugp2QsXIUCnEs9xz3RI65Z2xwb7LDCCKibDeK8qMzeVlpv1M+lSegRQZc8HCIX++8NKkCJLnV6aEjXiH+s6KjHForIVFCuKg8A6VniLHouOxij0doiS5sreKb/rRlWqYqaLqsfS5/Pr+1gbY/D48w2MlqFmCJdS+/PItlD0XJKxPWu30o0CG0q/lbwDFZXBZovuEU7xuSVL7CQy/tbPItooFrzunPx/NLZbWwrNkeJbczpmjhByohcvudZwfEJnSpAk81mU66xbcrcniUssUI1LhQS9kiVhT9y5dBoBngH2Zn5HOgPRbXgd0GLtuao4/BfTYj9X3ZaM9q3ikWsvPIq1BbLwkECfQHejcRo125YnC0yVBSiYBoh9z68u3waD+UmpiVfp2BseY5BTbBDKX+PmlVb399mB9SXvF93KHC5FarqceFBBgs5C2SHaiUChyB68EJZJNnIMNSZauEiYkvKP4u1Y1Q21sHVyO/BiM3ldikStJnV+ycwSa3mhiXPUA9uhc8fvDDsWWOjT6qEhj8FTT3BHf7okY4h9uJPudva4fNdyE5wzHtJqUYSsNu7n90m6kg8iOpQdvZezo+7ZziKN+UiAwVKKuLmKQwdFM50UrfHnJIi2fzz2u3Rxr6DXd/h/yMk6Ojci8Wpv0lETZ/plw4yYzg3KCt4UiSk9KdeTzPbgvc1C+yZonbWg1LT0vCFtmVxl/zMUtQaRecGyZ9WNwCQiydkNcgEdz21CshNMG9lSkC1mJEPBJuQqnDcrSYZepr3bmQm9UgcJgw1lAKHagBACGyBuL3cAJy9Pq1DGtbX3jeghs6tbAhRWRVtpKBZs1Vs3AYgNgn2YfZDZjA7Itd5RTo5uIf36I2kQK7y9bWI7q7oKP6M1GZZfVgfMZQ7DiWZhizTQtp1fHwyolbudJmldjt/efV3CTgtMZxxgnVRiteGKRMFiFC4cQs81NwAIqUYdUoxpN64S7Tt/1d+kd/mujb4E3t5wI9JqkBkcaKSL5midWncxkAVg5DAczgSEdMts/uUfkXmshFW38MKJDpHXTzX6Qe3cI0jajOyZsjMXLfyCnlyQDOLXJRiHLyBNcgJn0arI/4sWvaE5Z+WC6sfgdLcKbxNz6a/JxTR+csBoOq8hsc13qbGLQfnuqT5KJQ4ncWtNKk1prcddo9MozwROhudlE5T/FNIA3T9RvPWYFffJM+H9YNCLBUS1exZ2z8W7ThQXL65uN6Y/uwDaFu7S98zJ+KTSz0XiZiyS9DDyRLm+mieALX+plrvnMbf3eQdcRYMyltfRgQ9B3KqgtQZzM5+KAcJ7uQYZcz8E6lB7GEytAuThbaOL34tn/XhtMxYzHpeB+LnzmVGj0f0AOFtCIiIdSuIC0wxW6ioAa0j4Ui0IA7v3yIhfwusWo1BXZJaUGa2xbkMZexWNW9shSw0gHN1JTTHggAKWUtjgfg99s+TZ1Wrww5zStCB59lYrK+Dvldf0oQLHYWNWF9ZADlC5XpgJj23qnf/SwQF4liwv50txRTLAkYLNultPOoGtUyvSn1hE1C2PIwqHO7AEunNzoxTTr4pm1UIgr1BRsPW6RpOE/ZzjIKR4WkN00FurwghPmQs0q4GyC9dU3qOHQ7Rdyfj6eQyOadgsEIa7bikSavunW86xalBC4nHQQq0mlOF4qZuvvwySEdIM/zCq7qK8Dyfc9A490ItoZA/6Pd9i9Rk9e2QfOe/BU5gMCjadnpLncf1XR2Rt47lXYjXlZYPf5hQ8grspsKdwmZDrserYzdbtDBo4Yl2wLrGj7jDBD2CNWf7YQKqQqS+PxV2yQLLFJ+DgJtcKK1G0kn5qMa5UIy5jMLfyD8eHIpuJVFR5AlCOD5eymQYcMfhwkiHnTKY7/N/ejzT6SJ0x93gYyErnu+Stp9z/am1N4CJWvefOhvSvHxXa3ypZYp/Je2sD3N/WupLsBN+iBykeVbLICc8ISdYxhAMAoZWdUtSUCpLlWHwoItwtptaHuKXu94Xq9BDtJNxeRePn5A+8unpeLYv+TkXyz4JQBDzMA= ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---
URLs

http://gandcrabmfe6mnef.onion/ad5fe8b4a418f1f

Targets

    • Target

      .

    • Size

      1KB

    • MD5

      84238dfc8092e5d9c0dac8ef93371a07

    • SHA1

      4a3ce8ee11e091dd7923f4d8c6e5b5e41ec7c047

    • SHA256

      ea8fac7c65fb589b0d53560f5251f74f9e9b243478dcb6b3ea79b5e36449c8d9

    • SHA512

      d06b93c883f8126a04589937a884032df031b05518eed9d433efb6447834df2596aebd500d69b8283e5702d988ed49655ae654c1683c7a4ae58bfa6b92f2b73a

    Score
    10/10
    cryptolockergandcrabbackdoorcredential_accessdefense_evasiondiscoverypersistenceransomwarespywarestealer

    • CryptoLocker

      Ransomware family with multiple variants.

      ransomwarecryptolocker

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • Renames multiple (320) files with added filename extension

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

      ransomware

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

Credential Access

Credentials from Password Stores

1
T1555

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

2
T1120

Query Registry

6
T1012

System Information Discovery

6
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Tasks