Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2025 06:50

General

  • Target

    d146deab32fdab4c09a6978989bf0ac5e3b0696fd0b8d70cfe9d50380d86a5a8.exe

  • Size

    135KB

  • MD5

    c2b5290f38c56c8587d53a266de507fc

  • SHA1

    9af095f8c495066c41e2ee31ee53e326d3d933ec

  • SHA256

    d146deab32fdab4c09a6978989bf0ac5e3b0696fd0b8d70cfe9d50380d86a5a8

  • SHA512

    a0e95a41cc90b37985c0ee92b9b442d53fc2981f2a3ee2b376f3f72c088c502b4d52ada1d32ad5e954940d557d062e4ad769fc35d7018858e080927e5f89f645

  • SSDEEP

    1536:XfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbgn69999999999990:XVqoCl/YgjxEufVU0TbTyDDalsn

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d146deab32fdab4c09a6978989bf0ac5e3b0696fd0b8d70cfe9d50380d86a5a8.exe
    "C:\Users\Admin\AppData\Local\Temp\d146deab32fdab4c09a6978989bf0ac5e3b0696fd0b8d70cfe9d50380d86a5a8.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2176
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1880
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1876
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:376
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:4908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe

    Filesize

    135KB

    MD5

    2eb63e9df313b20d65f20a176369a062

    SHA1

    9a16277331619abb19b11b05aad65e3ccacfb05d

    SHA256

    27f4278842dc5bf284a4b712a6ca9e80872930b2efa06a3528f6809e5f0f44b3

    SHA512

    bcd2003af6c9e085207b3e825f12962c2b179c035593f3da6c8e358788bc05968e9f432a5a8e0eb0e0147bc404d5af8ac64d722330bbf6d633dd6951293deacc

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    135KB

    MD5

    3f20597802d7a3995c01fe5f895f7f9c

    SHA1

    ce05bfa437fd86469a63af1a55a861cf73fc6d96

    SHA256

    ea4eec69f0c24a3a6cbd6a398bf2328b72dc7f3202ab09fe6ecd62880bb79620

    SHA512

    958a8ce8cdcca5710e7263d344b6230778e106e36eba6204a0240fef05d98de324ca495e987ac7a22b27316629bfafb78869b41ea678b7e1f01ff823c4213fa4

  • C:\Windows\Resources\svchost.exe

    Filesize

    135KB

    MD5

    4dfd29cdde8945e591ab7eb1530d1f33

    SHA1

    a52b4339708526e133341924f352d452aafef1a5

    SHA256

    a9565433d78312243cc4bbbd3e9abb57a8fb8cf5ea144ede14fa743836291b1f

    SHA512

    2a0680b1ac011019f88fd3c80729d97cfb7aeec6e036515a350db62858d105a9e95e2d506f0efac102e93b98277b2bf94e771c9907473cc982df100a9702f55b

  • memory/376-36-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1876-33-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1880-35-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2176-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2176-34-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4908-32-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB