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Analysis

  • max time kernel
    1s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 11:59

General

  • Target

    client.exe

  • Size

    4.1MB

  • MD5

    e186f33b25f3cfcb91836a407f5c39b4

  • SHA1

    22bf66b4682a2100dafe1665410061899c2ad829

  • SHA256

    fad52a7cf65a9c2af091815e20bca29bd798b55cf92ef1c35c75be110ac71fce

  • SHA512

    6aefb19ecc26e66d1734a3b2916d45a6fb922b941db9f75696bb2263cd6f168549ad81df7300b03f19a453e1df155f3b024d8f38ad463d768017fccc4de68fdd

  • SSDEEP

    98304:n1wxDTIoVs1wZbkd1q4iVJ1JaOprgqAN8Rkk+v:aIoVMUbkfq4ejpH9RWv

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 9 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\client.exe
    "C:\Users\Admin\AppData\Local\Temp\client.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
    PID:4304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4304-0-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-1-0x00007FFF28E90000-0x00007FFF29085000-memory.dmp

    Filesize

    2.0MB

  • memory/4304-2-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-3-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-4-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-5-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-6-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-7-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-8-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB

  • memory/4304-14-0x00007FF61B820000-0x00007FF61C2D7000-memory.dmp

    Filesize

    10.7MB