Analysis

  • max time kernel
    138s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2023, 11:36

General

  • Target

    3a8618b356fcbc04db7ecc982f7397e16670072f7ccacf9b23685f52bc3676dd.exe

  • Size

    286KB

  • MD5

    364019be86cce4780d55872f51094408

  • SHA1

    254e8840a4cb9a5226661382419d64a5b2ed1771

  • SHA256

    3a8618b356fcbc04db7ecc982f7397e16670072f7ccacf9b23685f52bc3676dd

  • SHA512

    f9dda0e1658b3c02d764787616efe2544185a26a56edbae9250ca28fe90fe49f456984179c85f719a5558ba1298b15b9660bb62ed68a220ad35840980893c5e9

  • SSDEEP

    6144:xP7gKNkhSR/5kHouyXnZhB+B8WH3BV+UdvrEFp7hKB:xP7gKNkhm/JuyXnPB+B8WH3BjvrEH7i

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a8618b356fcbc04db7ecc982f7397e16670072f7ccacf9b23685f52bc3676dd.exe
    "C:\Users\Admin\AppData\Local\Temp\3a8618b356fcbc04db7ecc982f7397e16670072f7ccacf9b23685f52bc3676dd.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/4932-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4932-5-0x00000000002D0000-0x0000000000307000-memory.dmp

    Filesize

    220KB

  • memory/4932-6-0x00000000002D0000-0x0000000000307000-memory.dmp

    Filesize

    220KB

  • memory/4932-7-0x00000000002D0000-0x0000000000307000-memory.dmp

    Filesize

    220KB

  • memory/4932-8-0x00000000002D0000-0x0000000000307000-memory.dmp

    Filesize

    220KB

  • memory/4932-9-0x00000000002D0000-0x0000000000307000-memory.dmp

    Filesize

    220KB

  • memory/4932-11-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB