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Analysis

  • max time kernel
    138s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2023, 21:33

General

  • Target

    NEAS.77fa64b54cbea04fde9864c1a65c6420_JC.exe

  • Size

    4.3MB

  • MD5

    77fa64b54cbea04fde9864c1a65c6420

  • SHA1

    0993781394414de559254b6548313640d905fc66

  • SHA256

    318c774c725d9592b8b01c31a02a4c4c089df7cff9632b68ec2dea3f27df04a7

  • SHA512

    8c29597af90126a4a02e7fa0acabb5752b2bc3cfaeadf123136c6c97551b2c118796d30e8cfcb4adaf0f88d74f3007510c36923258551e15334d4585c40ea5c5

  • SSDEEP

    98304:Wqk4ILk7dnuVj0qh2HYu44NWyZwV3buy24MWzJ5xQr4rO51CxokuRsBx4lV:WlkRcAqh2HYlbyZwVrnZtJMEryA0R2mr

Score
9/10

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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.77fa64b54cbea04fde9864c1a65c6420_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.77fa64b54cbea04fde9864c1a65c6420_JC.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1680-0-0x00007FF78FEB0000-0x00007FF79074E000-memory.dmp

    Filesize

    8.6MB

  • memory/1680-1-0x00007FF78FEB0000-0x00007FF79074E000-memory.dmp

    Filesize

    8.6MB

  • memory/1680-2-0x00007FF844F50000-0x00007FF845145000-memory.dmp

    Filesize

    2.0MB

  • memory/1680-3-0x00007FF78FEB0000-0x00007FF79074E000-memory.dmp

    Filesize

    8.6MB

  • memory/1680-4-0x00007FF78FEB0000-0x00007FF79074E000-memory.dmp

    Filesize

    8.6MB

  • memory/1680-5-0x00007FF844F50000-0x00007FF845145000-memory.dmp

    Filesize

    2.0MB

  • memory/1680-7-0x00007FF78FEB0000-0x00007FF79074E000-memory.dmp

    Filesize

    8.6MB

  • memory/1680-8-0x00007FF844F50000-0x00007FF845145000-memory.dmp

    Filesize

    2.0MB