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Overview

overview

9

Static

static

3

Skeptical ...1).exe

windows7-x64

9

Skeptical ...1).exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2024, 23:06

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General

  • Target

    Skeptical enigma remade (1).exe

  • Size

    1.7MB

  • MD5

    21d0503591599d833536e4d1bb7cb352

  • SHA1

    9664ffc0a92896b89911c35d73cab84605ab3b8b

  • SHA256

    cc9a7ddcb53c96c1b2acb8a77f0259319cc51f3405e8b00036bddc612ee56db6

  • SHA512

    2ea754b0eca571ce0536651b8d7127d35a8079006773af892b5ceb985be67710bc8297d426779cc7b4c26c4e35ae0eb8542e16da97a2b9f3178bbb291bef8848

  • SSDEEP

    24576:BI5g2vzFqkz5PTCtzRGhLArFVlebI+Jnmb2+ocKrREOKSS2u2Kr:e/NLOXfond+ocwEfXD

Score
9/10
evasion

Malware Config

Signatures

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

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

  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Skeptical enigma remade (1).exe
    "C:\Users\Admin\AppData\Local\Temp\Skeptical enigma remade (1).exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Checks BIOS information in registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks for VirtualBox DLLs, possible anti-VM trick
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:1916
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        2⤵
          PID:2460
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c color 2
          2⤵
            PID:4984
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\mp.exe C:\Users\dr.sys
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2024
            • C:\Users\mp.exe
              C:\Users\mp.exe C:\Users\dr.sys
              3⤵
              • Executes dropped EXE
              PID:3564
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c color 7
            2⤵
              PID:2084
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4128,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=4336 /prefetch:8
            1⤵
              PID:832

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\mp.exe
              Filesize

              530KB

              MD5

              54ed683eba9340abf6783bd8d7b39445

              SHA1

              950e3c11c71354097c8440529b31f8ac2b3c32a8

              SHA256

              2d0a9d5ca563ffa82a974903bb43411b22c863311ec926449f08d16f483e4e70

              SHA512

              9ff8c110823bad1e0a79a810b151e1d5557022080af0c8aaa9ff76996bd040747346f62459c50468cf86f49389c0e5fb7f057e9bd30fa31fed49ae5692d50ae2

              Download Submit

            • memory/3564-4-0x00007FF6BE0F0000-0x00007FF6BE1A1000-memory.dmp

              Filesize

              708KB

              Download

            • memory/4892-9-0x0000018AFB8A0000-0x0000018AFB8A1000-memory.dmp

              Filesize

              4KB

              Download

            • memory/4892-30-0x0000018AFBA10000-0x0000018AFBA11000-memory.dmp

              Filesize

              4KB

              Download

            • memory/4892-137-0x00007FF654230000-0x00007FF6543EA000-memory.dmp

              Filesize

              1.7MB

              Download