Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/06/2024, 19:19

General

  • Target

    08ff27ba3bb7b28c65f4661ea9ce05d0_NeikiAnalytics.exe

  • Size

    2.5MB

  • MD5

    08ff27ba3bb7b28c65f4661ea9ce05d0

  • SHA1

    ec20cee88d0ec442bff83253434f9b021a838193

  • SHA256

    e872b18ef5d4fd0313047588df74d230f61ef8306c4418c1baabbb6737c2a991

  • SHA512

    881163ce63412f8aef7e73bc04e61651c27647c4fa01447fbab787e024f548e6cf022cb7a663bfe8d8df31468c60470c825f1e87f785cc057262021ba09f1789

  • SSDEEP

    49152:MxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxE:Mxx9NUFkQx753uWuCyyxE

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
  • Loads dropped DLL 4 IoCs
  • Themida packer 18 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
  • Creates scheduled task(s) 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08ff27ba3bb7b28c65f4661ea9ce05d0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\08ff27ba3bb7b28c65f4661ea9ce05d0_NeikiAnalytics.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Loads dropped DLL
    • 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:1772
    • \??\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
      • Loads dropped DLL
      • 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:2192
      • \??\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
        • Loads dropped DLL
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2816
        • \??\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
          • Loads dropped DLL
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1896
          • \??\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:2756
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 19:21 /f
            5⤵
            • Creates scheduled task(s)
            PID:2784
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 19:22 /f
            5⤵
            • Creates scheduled task(s)
            PID:2340
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 19:23 /f
            5⤵
            • Creates scheduled task(s)
            PID:1064
      • C:\Windows\Explorer.exe
        C:\Windows\Explorer.exe
        3⤵
          PID:2588

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \Windows\Resources\Themes\explorer.exe

      Filesize

      2.5MB

      MD5

      f920f9922b3d3cc696ee500ad3395dbc

      SHA1

      8e96e3363992b5e5f8a16db42daf74001ef338d6

      SHA256

      a971ed450331556b1c7d9a9bab14a7bb76545c72e2d023313c45e2355440e624

      SHA512

      4fd13941962ce76e6f09599516b4e6233fd43bf3468e0a790ba8dd0d2a5320a11de7f05d889b2688857421607d5de91fd79304b6f3595c26fc3c28930abf9a0f

    • \Windows\Resources\spoolsv.exe

      Filesize

      2.5MB

      MD5

      908685f18f958357da696e9f3f65cf6c

      SHA1

      a86ab444092832dc8ff2966f6037cd97426d5567

      SHA256

      6d5c90f75569c5215f85ca55b053c7e2bf25135249b411c539fac77736e3c5f8

      SHA512

      ce51f2b3f2519c078d433a7c2032cf48ae164236435b5551f558a89a26faef7e96309995b65c2d6896d50bb83a7ffd1a26f77624f560f2bfa18f92308fced6c3

    • \Windows\Resources\svchost.exe

      Filesize

      2.5MB

      MD5

      8c2695aaae46d1894771a95fafd3f27b

      SHA1

      9e7fbb156ad4bcb1fdd23ada6c58dc217da4cdc3

      SHA256

      e953b582feea6986cf9bcfe86853e4f2b201da9a5041120040efe061db24b8f6

      SHA512

      1a3f2fd010bbf2e1fbfb8b6ca2bd392539bafbc9ff1b53c1b1cc56cd9e402bfce8cab8cc34e824d0600b8116957fe99660ded9c8cec476deaa6ec9fd9d057c78

    • memory/1772-53-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/1772-43-0x0000000003450000-0x0000000003A5E000-memory.dmp

      Filesize

      6.1MB

    • memory/1772-1-0x0000000077D10000-0x0000000077D12000-memory.dmp

      Filesize

      8KB

    • memory/1772-0-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/1772-41-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/1896-62-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/1896-56-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/1896-35-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2192-54-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2192-11-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2192-55-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2192-21-0x0000000003340000-0x000000000394E000-memory.dmp

      Filesize

      6.1MB

    • memory/2192-67-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2756-44-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2756-49-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2816-51-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB

    • memory/2816-34-0x00000000032A0000-0x00000000038AE000-memory.dmp

      Filesize

      6.1MB

    • memory/2816-23-0x0000000000400000-0x0000000000A0E000-memory.dmp

      Filesize

      6.1MB