General

  • Target
    undetek-v10.37.zip
  • Size 116KB
  • Sample260623-m33thscs81
  • SHA256 25f3ce8b329826dfd76e1659cd941038df19681df19a5451afec134664c8798d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      undetek-v10.37.zip
    • Size 116KB
    • SHA256 25f3ce8b329826dfd76e1659cd941038df19681df19a5451afec134664c8798d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Renames multiple (6116) files with added filename extension

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

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Target
      undetek-v10.37/Aimbot Guide.txt
    • Size 1KB
    • SHA256 8b25a277f4e3d687162417342550d5ab15bcbc8ac237b56c3db987771d892f54
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      undetek-v10.37/Install Guide.txt
    • Size 1KB
    • SHA256 c5ce94f365b46aabe6a77197e0b32a1f6a19a3efe3c09c4eda56d4e1b9aa30ed
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      undetek-v10.37/VAC.txt
    • Size 279B
    • SHA256 c423908bd2a60cc070a999654a3cd501f6525e310005dae62664f614a4882621
    • MD5 SHA1 SHA512 TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      undetek-v10.37/undetek-v10.37.exe
    • Size 249KB
    • SHA256 97d52f54dfdbe3f2fc2171b54afa8b97647a1bc88d2bf2e387fe8f78b55c85aa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks