Analysis

  • max time kernel
    5s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 13:56

General

  • Target

    23887ee7e19c5eb5621dc6aa221c348d.exe

  • Size

    298KB

  • MD5

    23887ee7e19c5eb5621dc6aa221c348d

  • SHA1

    114bbf17f2f23e3bce7bccfcb2a32a1a02f038b9

  • SHA256

    12ab7206d26a303ad323fefa0b4da9b1e2059bc26f1ff1732e8c1732624dd05e

  • SHA512

    77a2d9c17701481c7554ff5eed2fb66cf8701981c856785438b545748ebf55c57ef7e2135a68ea30825bf28d856cd19ceb5d0dd67a42ec06fc41871781dd5496

  • SSDEEP

    6144:EuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLqIYx:v6Wq4aaE6KwyF5L0Y2D1PqLu

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 20 IoCs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 16 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23887ee7e19c5eb5621dc6aa221c348d.exe
    "C:\Users\Admin\AppData\Local\Temp\23887ee7e19c5eb5621dc6aa221c348d.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Windows\svhost.exe
      C:\Windows\svhost.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4272

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Driver.db

    Filesize

    82B

    MD5

    c2d2dc50dca8a2bfdc8e2d59dfa5796d

    SHA1

    7a6150fc53244e28d1bcea437c0c9d276c41ccad

    SHA256

    b2d38b3f122cfcf3cecabf0dfe2ab9c4182416d6961ae43f1eebee489cf3c960

    SHA512

    6cfdd08729de9ee9d1f5d8fcd859144d32ddc0a9e7074202a7d03d3795bdf0027a074a6aa54f451d4166024c134b27c55c7142170e64d979d86c13801f937ce4

  • C:\Windows\svhost.exe

    Filesize

    93KB

    MD5

    bd5ed1c8e4e4cf06b09197e949e0b0df

    SHA1

    171ba30f2a2c96a9b8f6cba2959fbbbfb723dfc8

    SHA256

    d868204510e4d5aeeddc6a78e672ea67a310dfa4e662797e667ee83bd84cd3cf

    SHA512

    8a846d5d8bc3bbeebb06ca28db7262e72290aa1cf254c8305b712e33af293447ebdadf5e05e8b30e4d1913cc2962b1c62aeddca6040e473b1084706f5e3faba3

  • C:\Windows\svhost.exe

    Filesize

    2KB

    MD5

    6292b0fe468d3c4227e50de5485357e3

    SHA1

    fe1538898099687446c9207e73fec76001703554

    SHA256

    b3c2822e62817b800874e346ee03f0e58549bbf535a07a19c6c3018b3a122e94

    SHA512

    6c99abef5eb533c1996154088e7319aaadafb19a65e12b9fc5bf000006124467eed8b15dbbafb9950bc12c4bd6a1cd5431519f76b99d8305b1d68b00fb336936

  • C:\odt.exe

    Filesize

    71KB

    MD5

    d896bccfd32f06ab823996984dd9623b

    SHA1

    635c2d9ef0fc88ab67d8d274bc47e4337ec0d4d6

    SHA256

    3cd1108bfd0f8b0e199f5326c1554ece42cbfc864c06831b15c04be884cda576

    SHA512

    ecc8bb1a73025ff3aa6232e5b06663e223086fffda88c0b2618a22ab58a4d704586d181dab6618439eac4ff1f52631115abf30e67045bcdca17677b53c5d1112

  • memory/3492-783-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/3492-0-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-4760-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-7934-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-2379-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-3438-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-5-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-5812-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-6873-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-1320-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-9256-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-10313-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-11379-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-12436-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-13754-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-14814-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4272-15877-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB