Analysis

  • max time kernel
    150s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/06/2024, 13:33

General

  • Target

    2d4cd31b7a324d8696319891274eaaa9da2802cf9cfc9c78b87ed031fdd73021.exe

  • Size

    78KB

  • MD5

    8da2ad88560f74b77acbe622967a2cbf

  • SHA1

    a4fba75a4a1fe6c509f20002eb872bf2dfd34ffc

  • SHA256

    2d4cd31b7a324d8696319891274eaaa9da2802cf9cfc9c78b87ed031fdd73021

  • SHA512

    49c35597127965562b4fd350fc4394cb7360d614cf45661650b84e59e322ed319644365d70bbcb1e184381a5fcdefbdd75ea9f58eb49a30a52b897ce9767f53f

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOtVrk:GhfxHNIreQm+HiiVrk

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\2d4cd31b7a324d8696319891274eaaa9da2802cf9cfc9c78b87ed031fdd73021.exe
    "C:\Users\Admin\AppData\Local\Temp\2d4cd31b7a324d8696319891274eaaa9da2802cf9cfc9c78b87ed031fdd73021.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:2372
    • 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:1144

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\notepad¢¬.exe

          Filesize

          77KB

          MD5

          ee951622ddac01d99192b3d93d3f8a09

          SHA1

          01792dd9128e397514cbb7c53029e6c02294f22d

          SHA256

          c78267d510923bbba0405ba7e27bada7c20297b08bbf2d4741f5bac957d0dddd

          SHA512

          e02efeeee9d43432e94b234ee18c55656c7a5f37b53d5a591637793ac1964fe3f4a54d4bda35b4a3d88ff900f0c8d122298ba92b6b8bd13cf0f3a444267832eb

        • C:\Windows\System\rundll32.exe

          Filesize

          75KB

          MD5

          c83dac1ebf567cfc52cf43cf006a1426

          SHA1

          2b0f3e6f4bf24eef5f69e948c9b50f4124b39087

          SHA256

          9f40bf3e3d4fc8a1ed963c75a3cafce791ef2b554e195d8c64445781c7341d90

          SHA512

          f2d748eca99c49a120746d7078e794b2de75c77c62158d5c71ba05595eddacb898a6d4b1d8d77c2f788aae605ae06a51004f21e6d1fc866435115e5dec748d2d

        • memory/2372-0-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB

        • memory/2372-13-0x0000000000400000-0x0000000000415A00-memory.dmp

          Filesize

          86KB