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Analysis

  • max time kernel
    141s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    16/11/2023, 15:45

General

  • Target

    9ae6f9292f90b3aca9be3acc600ab87080241101726ff221ec9f627cde6f6568.exe

  • Size

    468KB

  • MD5

    1f8868209615e7bd1232d7bc87f3bcc3

  • SHA1

    1d43e8dd2c62079c369b9dc1bc80f83c6c8b174b

  • SHA256

    9ae6f9292f90b3aca9be3acc600ab87080241101726ff221ec9f627cde6f6568

  • SHA512

    788370263209682b619ccef3f565b741df6b47bb740dc5a85f21e701bce2b3a6676ca01d06160abcb2157d236fb4f524d3c518087f3f3c6e9f50c2d8f30057c2

  • SSDEEP

    12288:8LLFQgJ2DWDb2sGjYx3UTA4gH0Vh7r/BjvrEH7t:ULGjhgH8hnNrEH7t

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 2 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ae6f9292f90b3aca9be3acc600ab87080241101726ff221ec9f627cde6f6568.exe
    "C:\Users\Admin\AppData\Local\Temp\9ae6f9292f90b3aca9be3acc600ab87080241101726ff221ec9f627cde6f6568.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 476
      2⤵
      • Loads dropped DLL
      • Program crash
      PID:568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2136-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2136-5-0x0000000000020000-0x0000000000082000-memory.dmp

    Filesize

    392KB

  • memory/2136-6-0x0000000000020000-0x0000000000082000-memory.dmp

    Filesize

    392KB

  • memory/2136-7-0x0000000000020000-0x0000000000082000-memory.dmp

    Filesize

    392KB

  • memory/2136-8-0x0000000000020000-0x0000000000082000-memory.dmp

    Filesize

    392KB

  • memory/2136-10-0x0000000000020000-0x0000000000082000-memory.dmp

    Filesize

    392KB

  • memory/2136-11-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB