Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    05/11/2023, 20:46

General

  • Target

    NEAS.bb328d80fd48ed4ba38e940d6c6e4940.exe

  • Size

    1.2MB

  • MD5

    bb328d80fd48ed4ba38e940d6c6e4940

  • SHA1

    aae8c44d52ddb51ecf30dd810fdf6d8c6d4ffe11

  • SHA256

    1f42a5587776ae05d3a75c975acb3e008b2718d9efbd0df2063df86cd831f60b

  • SHA512

    04e53e666c174006ced4b6940fbd5920ab13c0b55123de58eee699de21e2c9ebd76bdc537869cedc5f3c78a13bc72a0d106b11c39978bd202952d93fa486b1ad

  • SSDEEP

    24576:Tj+cktriK2PVboYTicnT1SBb//wDKULTrhSFkOTu+FMy:+SPVboYTVABjRGtSFruNy

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 36 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 15 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.bb328d80fd48ed4ba38e940d6c6e4940.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.bb328d80fd48ed4ba38e940d6c6e4940.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2380
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • 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:2560
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2436
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2792
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of SetWindowsHookEx
            PID:2828
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 20:48 /f
            5⤵
            • Creates scheduled task(s)
            PID:1972
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 20:49 /f
            5⤵
            • Creates scheduled task(s)
            PID:1700
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 20:50 /f
            5⤵
            • Creates scheduled task(s)
            PID:1672
      • C:\Windows\Explorer.exe
        C:\Windows\Explorer.exe
        3⤵
          PID:2648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1.2MB

      MD5

      0d6d601cf7dea9e7108e249b361387e6

      SHA1

      cd9dde54b8468b9161962a14d50a994f60312d41

      SHA256

      0f76f07f884bc9853b284987f566d836b3777d2c0fd93bf689facc8cf83781a6

      SHA512

      09d667fde6fd55955268b95f4b9df3322a02fb34fd11a0b6b1c24691ed5789d987391fa26542e2fbc845b2ec8f68a0e2fd376713db8c2d8158b372cebab62875

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

      Filesize

      1.2MB

      MD5

      0d6d601cf7dea9e7108e249b361387e6

      SHA1

      cd9dde54b8468b9161962a14d50a994f60312d41

      SHA256

      0f76f07f884bc9853b284987f566d836b3777d2c0fd93bf689facc8cf83781a6

      SHA512

      09d667fde6fd55955268b95f4b9df3322a02fb34fd11a0b6b1c24691ed5789d987391fa26542e2fbc845b2ec8f68a0e2fd376713db8c2d8158b372cebab62875

    • C:\Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • C:\Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • C:\Windows\Resources\svchost.exe

      Filesize

      1.2MB

      MD5

      1245528f4efe6ea02d90b5f12d9724ef

      SHA1

      8fd06eca3285c1acf009f821d8decc92c4be62eb

      SHA256

      9ce7470e81dc7bf2e9f22678507b73dbe40a98da053e54771177cc1813e893c7

      SHA512

      f774cbaf9543fe355d40a9ed4a961105875f825e11cc50b9e9839879f442a64a5d4ab612cf9f2309ce42dfae0d4e6bfec88b8304c47504ab46619c06ac5749be

    • \??\c:\windows\resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • \??\c:\windows\resources\svchost.exe

      Filesize

      1.2MB

      MD5

      1245528f4efe6ea02d90b5f12d9724ef

      SHA1

      8fd06eca3285c1acf009f821d8decc92c4be62eb

      SHA256

      9ce7470e81dc7bf2e9f22678507b73dbe40a98da053e54771177cc1813e893c7

      SHA512

      f774cbaf9543fe355d40a9ed4a961105875f825e11cc50b9e9839879f442a64a5d4ab612cf9f2309ce42dfae0d4e6bfec88b8304c47504ab46619c06ac5749be

    • \??\c:\windows\resources\themes\explorer.exe

      Filesize

      1.2MB

      MD5

      0d6d601cf7dea9e7108e249b361387e6

      SHA1

      cd9dde54b8468b9161962a14d50a994f60312d41

      SHA256

      0f76f07f884bc9853b284987f566d836b3777d2c0fd93bf689facc8cf83781a6

      SHA512

      09d667fde6fd55955268b95f4b9df3322a02fb34fd11a0b6b1c24691ed5789d987391fa26542e2fbc845b2ec8f68a0e2fd376713db8c2d8158b372cebab62875

    • \Windows\Resources\Themes\explorer.exe

      Filesize

      1.2MB

      MD5

      0d6d601cf7dea9e7108e249b361387e6

      SHA1

      cd9dde54b8468b9161962a14d50a994f60312d41

      SHA256

      0f76f07f884bc9853b284987f566d836b3777d2c0fd93bf689facc8cf83781a6

      SHA512

      09d667fde6fd55955268b95f4b9df3322a02fb34fd11a0b6b1c24691ed5789d987391fa26542e2fbc845b2ec8f68a0e2fd376713db8c2d8158b372cebab62875

    • \Windows\Resources\Themes\explorer.exe

      Filesize

      1.2MB

      MD5

      0d6d601cf7dea9e7108e249b361387e6

      SHA1

      cd9dde54b8468b9161962a14d50a994f60312d41

      SHA256

      0f76f07f884bc9853b284987f566d836b3777d2c0fd93bf689facc8cf83781a6

      SHA512

      09d667fde6fd55955268b95f4b9df3322a02fb34fd11a0b6b1c24691ed5789d987391fa26542e2fbc845b2ec8f68a0e2fd376713db8c2d8158b372cebab62875

    • \Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • \Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • \Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • \Windows\Resources\spoolsv.exe

      Filesize

      1.2MB

      MD5

      63de2d03f6e84fd5caa34aace0aec4f1

      SHA1

      ad7426edad55c71ca47a0ec41232b20e9c8144f8

      SHA256

      4057f57b97ac9ddaba161b6aab163db39e9631ae66970477f9df51b8eb6f5e91

      SHA512

      96ab047018d8ca4e80b87656a432241208fc0ed8a95f505b190600e6d35ef23a29287ca7a4cd24bbcc7919115ebfcbf0134becbd963f21efd130b1d82af0d4e6

    • \Windows\Resources\svchost.exe

      Filesize

      1.2MB

      MD5

      1245528f4efe6ea02d90b5f12d9724ef

      SHA1

      8fd06eca3285c1acf009f821d8decc92c4be62eb

      SHA256

      9ce7470e81dc7bf2e9f22678507b73dbe40a98da053e54771177cc1813e893c7

      SHA512

      f774cbaf9543fe355d40a9ed4a961105875f825e11cc50b9e9839879f442a64a5d4ab612cf9f2309ce42dfae0d4e6bfec88b8304c47504ab46619c06ac5749be

    • \Windows\Resources\svchost.exe

      Filesize

      1.2MB

      MD5

      1245528f4efe6ea02d90b5f12d9724ef

      SHA1

      8fd06eca3285c1acf009f821d8decc92c4be62eb

      SHA256

      9ce7470e81dc7bf2e9f22678507b73dbe40a98da053e54771177cc1813e893c7

      SHA512

      f774cbaf9543fe355d40a9ed4a961105875f825e11cc50b9e9839879f442a64a5d4ab612cf9f2309ce42dfae0d4e6bfec88b8304c47504ab46619c06ac5749be

    • memory/2380-55-0x0000000003730000-0x0000000003AC3000-memory.dmp

      Filesize

      3.6MB

    • memory/2380-52-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2380-0-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2380-61-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2380-13-0x0000000003730000-0x0000000003AC3000-memory.dmp

      Filesize

      3.6MB

    • memory/2436-60-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2436-30-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2436-45-0x0000000003500000-0x0000000003893000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-80-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-76-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-31-0x0000000003650000-0x00000000039E3000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-88-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-23-0x0000000003650000-0x00000000039E3000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-14-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-62-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-63-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-74-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-66-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-86-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-68-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-84-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-70-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-82-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2560-78-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-75-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-81-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-64-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-77-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-71-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-79-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-46-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-73-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-91-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-83-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-69-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-67-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-87-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2792-89-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2828-59-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/2828-54-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB