Analysis

  • max time kernel
    139s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2024 18:00

General

  • Target

    toteslegit.exe

  • Size

    3.9MB

  • MD5

    0fe17c511fa812e99dbf307cf3763ce6

  • SHA1

    4e8149a9c14fdf2492fd801d8d4f593d0547f9c2

  • SHA256

    578628543bc775070cc17be084f85f0a0ac23a260b3af2c46e546e76a5f1527b

  • SHA512

    9e9e0f509608245dc80ba60a1a4da6058a032994f9d5b076cb44c8942d1eda027bed964abe08cbf8cfd66fc5ff5d506c0d80c956b7989c464dea15dbd1dfbfe9

  • SSDEEP

    98304:HDRtA0dje/D5x5Krjh3rO0e/iXA/8fjV+YDgdjwvOm/kPbbzJSb:bGD5cde/icMQugduOmMPbY

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 5 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\toteslegit.exe
    "C:\Users\Admin\AppData\Local\Temp\toteslegit.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:3188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3188-0-0x0000000140000000-0x0000000140A4B000-memory.dmp

    Filesize

    10.3MB

  • memory/3188-1-0x00007FF974410000-0x00007FF974605000-memory.dmp

    Filesize

    2.0MB

  • memory/3188-2-0x0000000140000000-0x0000000140A4B000-memory.dmp

    Filesize

    10.3MB

  • memory/3188-3-0x0000000140000000-0x0000000140A4B000-memory.dmp

    Filesize

    10.3MB

  • memory/3188-4-0x0000000140000000-0x0000000140A4B000-memory.dmp

    Filesize

    10.3MB

  • memory/3188-5-0x0000000140000000-0x0000000140A4B000-memory.dmp

    Filesize

    10.3MB

  • memory/3188-6-0x00007FF974410000-0x00007FF974605000-memory.dmp

    Filesize

    2.0MB