Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 05:08

General

  • Target

    28ac907d06f0fd383ccfbba6595615b0_NeikiAnalytics.exe

  • Size

    2.5MB

  • MD5

    28ac907d06f0fd383ccfbba6595615b0

  • SHA1

    b07e1f1492fa23da54e04ead3c3e7eea5ffbdcdd

  • SHA256

    a0a2ff1c76bd92bbd57142414f481c18176ec907002703cf940da0b20361fc8e

  • SHA512

    58aff6acb313a6bbcfaa3bcfcf953094a04d6c2a722356aff0d4d69687f2b7765cfa5922f32bf29d1ba7bf167fcb137db9b91d10cff636db8d971a49b1d57bc1

  • SSDEEP

    49152:hxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxg:hxx9NUFkQx753uWuCyyxg

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Themida packer 17 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 5 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28ac907d06f0fd383ccfbba6595615b0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\28ac907d06f0fd383ccfbba6595615b0_NeikiAnalytics.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
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4380
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3744
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:224
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3228
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Checks whether UAC is enabled
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of SetWindowsHookEx
            PID:4764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe
    Filesize

    2.5MB

    MD5

    a5cecd9747043571f68c6926ccc5d9aa

    SHA1

    7f40859868d0a62844c414141ebb8ad26ad393de

    SHA256

    f112550d23c583b99e3dae67be8651709fab5cd775e9f03a70de861a914dc5ab

    SHA512

    f8a6c606006d944d18398f86f2f277044dba5350b21cd5bf558746b61ceb3bb087c725af2eeb1381908181cb65127c22edd4935d83338c622997533ac4fcd0dc

  • C:\Windows\Resources\spoolsv.exe
    Filesize

    2.5MB

    MD5

    75139b20389be5ee74962ae0da2ad14a

    SHA1

    17d84548bc072632f8cfb5e426088b840707ed62

    SHA256

    f563150b6fc6c9f66ec9a958265c99cfdeff5f8cb0c682b82d53fd353638ae47

    SHA512

    edfa680d6dc381a797ef0f41b7e45d2adeed77dd0768cedd23decd7d20cc59f4f029ba6e2cb011744a96c15614a68191dc238a4c89b1c8f77365106ffdc72672

  • C:\Windows\Resources\svchost.exe
    Filesize

    2.5MB

    MD5

    7f9be29c9736a211865563760d1f2862

    SHA1

    3ae971e224ab149adfac85f2bdae59ef608501e8

    SHA256

    681c611883ac6aa4a72d57a9dff47b4949200f71f21b654a97364fb97fdd5ba6

    SHA512

    eeb12ab242e85c626d084abe276eefa194574cdb60ab4179d0b954440e5ff476881431901663a60cece3351e8909111bd8bb3901e240b91f5084746ebfe17bee

  • memory/224-39-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/224-19-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3228-52-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3228-48-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3228-28-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3228-44-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3744-43-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3744-45-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3744-10-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/3744-57-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/4380-42-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/4380-0-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/4380-1-0x0000000076F24000-0x0000000076F26000-memory.dmp
    Filesize

    8KB

  • memory/4764-40-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB

  • memory/4764-33-0x0000000000400000-0x0000000000A0E000-memory.dmp
    Filesize

    6.1MB