Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 07:08

General

  • Target

    53380073aa98e7bbbc09ef97cad9f6c0_NeikiAnalytics.exe

  • Size

    3.6MB

  • MD5

    53380073aa98e7bbbc09ef97cad9f6c0

  • SHA1

    a7471cd91ba5f0a35c583c3a37d9537ab4b93d00

  • SHA256

    1972669fc9b3fb869e568876786b6ca53727ca66a8e847945025927c1ec8a21e

  • SHA512

    d22f4ebf79153c9ed0a55b9f58d7ae929abe6bdf6b5b933b734151e79db2c0aa7966e6de1f7ba06a3c25f3315f311c10519c35b8c8a196a3d93cb5dbd7c6e093

  • SSDEEP

    49152:dsgY1bXNn4iM1mo7JFAU9YfLxd4cY1DJmXTHX1bLu1LriJzf64iVDJEh:+gwrNn4Yo7Lefb4cY1DY5bL4Lrc7NaJS

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 15 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 5 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 5 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • 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\53380073aa98e7bbbc09ef97cad9f6c0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\53380073aa98e7bbbc09ef97cad9f6c0_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
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2244
    • \??\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
      • Writes to the Master Boot Record (MBR)
      • 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:1400
      • \??\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
        • Writes to the Master Boot Record (MBR)
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2216
        • \??\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
          • Writes to the Master Boot Record (MBR)
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3028
          • \??\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
            • Writes to the Master Boot Record (MBR)
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:2108
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 07:10 /f
            5⤵
            • Creates scheduled task(s)
            PID:2672
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 07:11 /f
            5⤵
            • Creates scheduled task(s)
            PID:1716
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 07:12 /f
            5⤵
            • Creates scheduled task(s)
            PID:920
      • C:\Windows\Explorer.exe
        C:\Windows\Explorer.exe
        3⤵
          PID:3048

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\mntemp

      Filesize

      16B

      MD5

      54fd8ae71831d9afc54c3b3a9cad01e8

      SHA1

      c8cd04c1fd27990aaaf98c16d28d9fddaa61beb5

      SHA256

      143ac77670384287b780c744a95ce45e95b28747cdc93a75069be8ffb8da2962

      SHA512

      de6fb3af41c9b3831625935c29998f106bd9361edb13a1b9ce02f5295298b17771e9bf01dec7ca749ff00b517de9e6ea77935185c1081a1795cbf0e69af17f40

    • \Windows\Resources\Themes\explorer.exe

      Filesize

      3.6MB

      MD5

      4aa6ac66962dcea5da7329818ff338aa

      SHA1

      7b95592bc2210f332968c3be8be01f5188bd3167

      SHA256

      3485adc57e84ef336b333960afbf494be48cd17be0fdaf5f9945445e16e6a930

      SHA512

      49e410100778c930d6ccc0ba9adf7c50c76a079831d78ce51840b4b7977024ac1a54569b28b19d9738ccb44624c75ab745bb74cf2451e2a728306172600f922c

    • \Windows\Resources\spoolsv.exe

      Filesize

      3.6MB

      MD5

      895ac32348369aee98cc275c3f74157f

      SHA1

      3b207f9c2153683294f11cd89b5bff652e72bae3

      SHA256

      5345af46200a154e7015169cf34fe7b9c144e2544b6e1c0d5fcf94b4153a4e45

      SHA512

      59a314967e0dfd8d692cd4496f239e1b71894781cc3aaddbb3b3e50be9cd2a290382086d6339db3d58ada02274fb6f1ae169bf69ac15e048f6b7a14f62a8fc27

    • \Windows\Resources\svchost.exe

      Filesize

      3.6MB

      MD5

      d4471d458a9079f57b329d67997d2c0c

      SHA1

      8488c4510aaa5f6f1d0976b5057f9edbf0c698dd

      SHA256

      9255198fe0626b8eaf63b678831c05231a57b89110ec3866a99c01a4606aa394

      SHA512

      7bab042c40179d92107e5af570d72fc0e5af02736ea8bb5af56b9b08debfeb3dbd30acb61c7be607eb0b321c81546a5399efaffc53c9df299c839ed06dd1819f

    • memory/1400-68-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/1400-55-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/1400-23-0x0000000003950000-0x0000000004173000-memory.dmp

      Filesize

      8.1MB

    • memory/2108-45-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2108-50-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2216-35-0x00000000039A0000-0x00000000041C3000-memory.dmp

      Filesize

      8.1MB

    • memory/2216-52-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-0-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-44-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-53-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-54-0x00000000039E0000-0x0000000004203000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-12-0x00000000039E0000-0x0000000004203000-memory.dmp

      Filesize

      8.1MB

    • memory/2244-1-0x00000000770B0000-0x00000000770B2000-memory.dmp

      Filesize

      8KB

    • memory/3028-36-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB

    • memory/3028-43-0x0000000003870000-0x0000000004093000-memory.dmp

      Filesize

      8.1MB

    • memory/3028-57-0x0000000000400000-0x0000000000C23000-memory.dmp

      Filesize

      8.1MB