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Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/11/2024, 05:05

General

  • Target

    Poliwica64.exe

  • Size

    4.1MB

  • MD5

    cd8b29f6a2df18ca73301c974c592d01

  • SHA1

    e92094fab6e05eababa66e1cb2fa1ba4f60a0ad7

  • SHA256

    56725739b3f85b74fcad839107ae620647521837cb2c2601ebd0cad2d7e65567

  • SHA512

    bd6a714da0a672091d4e4d5eef3c55625203c7bd2c69053763713b7fc56b539586d0c279539258fdfc95b60cbb0101a776598376e6802d26835337cdccbbe9cd

  • SSDEEP

    98304:EgkS4oqb/YBbt3GUCFpUivk5xZx0qa1rb:DkS4MGlnUj55ba1rb

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Themida packer 7 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 35 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Poliwica64.exe
    "C:\Users\Admin\AppData\Local\Temp\Poliwica64.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4444-0-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-1-0x00007FF9278B0000-0x00007FF9278B2000-memory.dmp

    Filesize

    8KB

  • memory/4444-3-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-4-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-5-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-2-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-16-0x00007FF927810000-0x00007FF927A05000-memory.dmp

    Filesize

    2.0MB

  • memory/4444-17-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB

  • memory/4444-20-0x00007FF927810000-0x00007FF927A05000-memory.dmp

    Filesize

    2.0MB

  • memory/4444-27-0x0000000140000000-0x0000000140AA8000-memory.dmp

    Filesize

    10.7MB