Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 13:37

General

  • Target

    cc95a8d100f70d0fbf4af14e852aa108bdb0e36db4054c3f60b3515818a71f46.exe

  • Size

    719KB

  • MD5

    275e4a63fc63c995b3e0d464919f211b

  • SHA1

    51d85210c2f621ca14d92a8375ee24d62f9d7f44

  • SHA256

    cc95a8d100f70d0fbf4af14e852aa108bdb0e36db4054c3f60b3515818a71f46

  • SHA512

    1723fb4a624859cb49f1d00100a44c5104a8a6ee4685b0e0988fa54f929dc7d70d171034577a17db2e6529d6c19b49d2ba023c4c98e9637f92981a3c1a5c9dac

  • SSDEEP

    12288:OR8hjUV679Aa4Auw3gveB17cOT1WHWEQTe0udkuHgCNU7SY/qgjjmJ/:quK679Aa4Auw3gveB1TGWEQSzXY/tjq/

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\A1s9w_readme_.txt

Family

avaddon

Ransom Note
-------=== Your network has been infected! ===------- ***************** DO NOT DELETE THIS FILE UNTIL ALL YOUR DATA HAVE BEEN RECOVERED ***************** All your documents, photos, databases and other important files have been encrypted and have the extension: .bCedEEaDeC You are not able to decrypt it by yourself. But don't worry, we can help you to restore all your files! The only way to restore your files is to buy our special software. Only we can give you this software and only we can restore your files! We have also downloaded a lot of private data from your network. If you do not contact as in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. You can get more information on our page, which is located in a Tor hidden network. How to get to our page -------------------------------------------------------------------------------- | | 1. Download Tor browser - https://www.torproject.org/ | | 2. Install Tor browser | | 3. Open link in Tor browser - avaddonbotrxmuyl.onion | | 4. Follow the instructions on this page | -------------------------------------------------------------------------------- Your ID: -------------------------------------------------------------------------------- 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 -------------------------------------------------------------------------------- * DO NOT TRY TO RECOVER FILES YOURSELF! * DO NOT MODIFY ENCRYPTED FILES! * * * OTHERWISE, YOU MAY LOSE ALL YOUR FILES FOREVER! * * * 19T0Hht3LouwQWOsO08
URLs

http://avaddonbotrxmuyl.onion

Extracted

Path

C:\Users\Admin\Pictures\A1s9w_readme_.txt

Family

avaddon

Ransom Note
-------=== Your network has been infected! ===------- ***************** DO NOT DELETE THIS FILE UNTIL ALL YOUR DATA HAVE BEEN RECOVERED ***************** All your documents, photos, databases and other important files have been encrypted and have the extension: .bCedEEaDeC You are not able to decrypt it by yourself. But don't worry, we can help you to restore all your files! The only way to restore your files is to buy our special software. Only we can give you this software and only we can restore your files! We have also downloaded a lot of private data from your network. If you do not contact as in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. You can get more information on our page, which is located in a Tor hidden network. How to get to our page -------------------------------------------------------------------------------- | | 1. Download Tor browser - https://www.torproject.org/ | | 2. Install Tor browser | | 3. Open link in Tor browser - avaddonbotrxmuyl.onion | | 4. Follow the instructions on this page | -------------------------------------------------------------------------------- Your ID: -------------------------------------------------------------------------------- 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 -------------------------------------------------------------------------------- * DO NOT TRY TO RECOVER FILES YOURSELF! * DO NOT MODIFY ENCRYPTED FILES! * * * OTHERWISE, YOU MAY LOSE ALL YOUR FILES FOREVER! * * * Nm4MctgMhQc1IwWu3X3P51
URLs

http://avaddonbotrxmuyl.onion

Signatures

  • Avaddon

    Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.

  • UAC bypass 3 TTPs 2 IoCs
  • Renames multiple (155) files with added filename extension

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc95a8d100f70d0fbf4af14e852aa108bdb0e36db4054c3f60b3515818a71f46.exe
    "C:\Users\Admin\AppData\Local\Temp\cc95a8d100f70d0fbf4af14e852aa108bdb0e36db4054c3f60b3515818a71f46.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3460
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3916
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2104
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\Desktop\A1s9w_readme_.txt

    Filesize

    3KB

    MD5

    b6737e91e665cbe796c0ed53c8ee707d

    SHA1

    406f5ef5bf0608e50b8c7e3792c86dcf4fd45482

    SHA256

    a7d60c452df7a8729ffaa153f6ba1e70f3e8e8576ccea70bc51c51e500e81af7

    SHA512

    3bd00e28764ab5b27d66e2069d013fc8fc6e218500600abe6bcdca2c07b7d9aae3b39e3cfa302c35d3cfb9fffc39e81a2da97ac9cdd1c422ed04cde17b225f74

  • C:\Users\Admin\Pictures\A1s9w_readme_.txt

    Filesize

    3KB

    MD5

    91ba2d2c0d4807671de5e7971c6085f6

    SHA1

    af86af965b2eeed3971ce9a15adb3f169a66842a

    SHA256

    ce77415f0a5a1667d08ea6dbd06a581a6d2df32891bf3eb187d44a908c4dcaf8

    SHA512

    af04f5ad8402c498165986bcdf411e84686beedaf58c3cb42d3ec5b71cc55afb5ca950597173ada507de4aeb02a82a1e8d03fcc99c56bae152a47143287455e5