Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2023 19:40

General

  • Target

    modest-menu.exe

  • Size

    14.0MB

  • MD5

    ac062fc9712de55c8c888d6d7fe40c4b

  • SHA1

    2be787ad29f7b783b24ec925153967f4206adacd

  • SHA256

    e388f58cb819d7d603ab71b8909a439ee9e4ac1630c7c64386112a75f2e60966

  • SHA512

    1ad9ecd99df89806fb1b3d7e02343f5297e0379eeef0235bbeb98288788bab9250e20e3c4d3b0a6cbab7a726bfe7dcb1dbd76419d06d7a35d51ad048b5dd450f

  • SSDEEP

    393216:Dl/7prg5lxSqTWgwboGCij0dVMIVibKTWfXuWIQ:R6UqigwboG2JVib7fp

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 8 IoCs

    Detects Themida, an advanced Windows software protection system.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\modest-menu.exe
    "C:\Users\Admin\AppData\Local\Temp\modest-menu.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
    • Suspicious behavior: EnumeratesProcesses
    PID:4220

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4220-132-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-133-0x00007FFE9C930000-0x00007FFE9CB25000-memory.dmp

    Filesize

    2.0MB

  • memory/4220-134-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-135-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-136-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-137-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-138-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-139-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-140-0x00007FF7ACB00000-0x00007FF7AEEB4000-memory.dmp

    Filesize

    35.7MB

  • memory/4220-141-0x00007FFE9C930000-0x00007FFE9CB25000-memory.dmp

    Filesize

    2.0MB