Analysis

  • max time kernel
    150s
  • max time network
    84s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 05:46

General

  • Target

    b7ff7319e94102beb13e9a45a933ea527590d2094ff4b22c7015c2963a6200a6.exe

  • Size

    40KB

  • MD5

    68bc25fe46342420559e70aabbf50b7d

  • SHA1

    dd6a5dd0f58326ecc845d1bfab79ce905ca7d4ed

  • SHA256

    b7ff7319e94102beb13e9a45a933ea527590d2094ff4b22c7015c2963a6200a6

  • SHA512

    4466cb885d2e0fe5cd5d3b2e270935f99f6a27432869ea7ae55cc6623343055f66a2818a7bb2548e81490f77a0b0f327f91b730798f629a0d3b690c444fb0140

  • SSDEEP

    768:6K0HsbJNBVKbmjfc6PP7+JLdHXGHljCOecAH2CZvc:6AWqjfc6X7+JpIXRjAvc

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7ff7319e94102beb13e9a45a933ea527590d2094ff4b22c7015c2963a6200a6.exe
    "C:\Users\Admin\AppData\Local\Temp\b7ff7319e94102beb13e9a45a933ea527590d2094ff4b22c7015c2963a6200a6.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1408
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:320

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\Admin.exe

    Filesize

    40KB

    MD5

    8fd1901b20ea32a78942c61524e8bfb8

    SHA1

    7e46f801c8a53e4587dd2158ebad044fdf7d1d30

    SHA256

    131fcd776ed7826cf5f8147ce4e39b925215669e6b382ab5bbc8abfda3c15741

    SHA512

    518cf04f24e42d6907af94f7c6e0d000c99b142a8211d2ac8ba0f9574d641c69d75d7e90e0304b8c05c17db42918174caed3b7879461a4707b1ebaf6bc57cbb5

  • C:\Users\Admin\Admin.exe

    Filesize

    40KB

    MD5

    8fd1901b20ea32a78942c61524e8bfb8

    SHA1

    7e46f801c8a53e4587dd2158ebad044fdf7d1d30

    SHA256

    131fcd776ed7826cf5f8147ce4e39b925215669e6b382ab5bbc8abfda3c15741

    SHA512

    518cf04f24e42d6907af94f7c6e0d000c99b142a8211d2ac8ba0f9574d641c69d75d7e90e0304b8c05c17db42918174caed3b7879461a4707b1ebaf6bc57cbb5

  • \Users\Admin\Admin.exe

    Filesize

    40KB

    MD5

    8fd1901b20ea32a78942c61524e8bfb8

    SHA1

    7e46f801c8a53e4587dd2158ebad044fdf7d1d30

    SHA256

    131fcd776ed7826cf5f8147ce4e39b925215669e6b382ab5bbc8abfda3c15741

    SHA512

    518cf04f24e42d6907af94f7c6e0d000c99b142a8211d2ac8ba0f9574d641c69d75d7e90e0304b8c05c17db42918174caed3b7879461a4707b1ebaf6bc57cbb5

  • \Users\Admin\Admin.exe

    Filesize

    40KB

    MD5

    8fd1901b20ea32a78942c61524e8bfb8

    SHA1

    7e46f801c8a53e4587dd2158ebad044fdf7d1d30

    SHA256

    131fcd776ed7826cf5f8147ce4e39b925215669e6b382ab5bbc8abfda3c15741

    SHA512

    518cf04f24e42d6907af94f7c6e0d000c99b142a8211d2ac8ba0f9574d641c69d75d7e90e0304b8c05c17db42918174caed3b7879461a4707b1ebaf6bc57cbb5

  • memory/320-59-0x0000000000000000-mapping.dmp

  • memory/1408-56-0x0000000075F21000-0x0000000075F23000-memory.dmp

    Filesize

    8KB