Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 06:32

General

  • Target

    ae40d0b175870a11adb1fa3d9ec17ce6edd3e2daef5afa1202d8bef7d08cc335.exe

  • Size

    77KB

  • MD5

    f5997e9fa0254777e5ed3f63915054cf

  • SHA1

    1cd03573fb15e9d687a5c3befd099ff4739fac1f

  • SHA256

    ae40d0b175870a11adb1fa3d9ec17ce6edd3e2daef5afa1202d8bef7d08cc335

  • SHA512

    98c105e0632848d86b972260aeffa1d4624d2efaa309c2da66fd4d2a0fb7df4b4cb15784152c088f15dc3c782bdd3fb9b95088262afb17483d580c0c5099b07b

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO6Zi:GhfxHNIreQm+Hi5Zi

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae40d0b175870a11adb1fa3d9ec17ce6edd3e2daef5afa1202d8bef7d08cc335.exe
    "C:\Users\Admin\AppData\Local\Temp\ae40d0b175870a11adb1fa3d9ec17ce6edd3e2daef5afa1202d8bef7d08cc335.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    80KB

    MD5

    94e1c89f26d47fbc4148084d3ecad0f2

    SHA1

    df45c12874a1a58f60640c5bd636939c19e802bc

    SHA256

    87165a41f5640cd20d45eb3b8078fe36bc84fab7c9cf0f0a964722fd9f9ab843

    SHA512

    e24169148f9c6e955b92708f91936e8424c0b8e502e9696a8a2aad1abab1cd5c80e5c50ee7daca80853af212c4c2a4e83c9afa28e3cfd82b8b71844e5174e62b

  • C:\Windows\System\rundll32.exe

    Filesize

    77KB

    MD5

    53c37bebabc96e0821b9e27b0909b0af

    SHA1

    1c7c29c7afe85817aefb7904af680b1ca94fc627

    SHA256

    dcca3c60b40ba3588dd177534f592f79dea3b91b506208aa67013f1f40c4c56a

    SHA512

    6f2d18513e4658c29f334edb45a4fc5e21084ffb353bd4d45fb9ec8e613e6b837f9e806165b3eb1bd595156b61b9eaa2950a679cc6308fe5a48dbcc4f0cd6e26

  • memory/2360-12-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/4980-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/4980-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB