Analysis

  • max time kernel
    154s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 11:33

General

  • Target

    ff4ebabc5a5ef6908d8080f6712941ddbb523dbfca712f4755612ecbcabcb313.exe

  • Size

    408KB

  • MD5

    87a3e3d92f26d64f3a06870178ab8cfc

  • SHA1

    04f73ee223453b60f791f2d672c90ffbbd99d635

  • SHA256

    ff4ebabc5a5ef6908d8080f6712941ddbb523dbfca712f4755612ecbcabcb313

  • SHA512

    a17e037f2b6fbd382231c6f53039aee25b4212d5284ce649a6ef6ae5c755a43ce4beee39aa3ec6b60177eb1d3b9943626302ca36cc08137421090da315fe04e2

  • SSDEEP

    6144:FYp7doardk1z6m4fY5v18RKzd4BoeAFooG/sLk/mDpQMIq1Peh8dd9s+x:euardpwvuR2AopFlGsLkUxNeh6dh

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 36 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry key 1 TTPs 18 IoCs
  • Runs net.exe
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff4ebabc5a5ef6908d8080f6712941ddbb523dbfca712f4755612ecbcabcb313.exe
    "C:\Users\Admin\AppData\Local\Temp\ff4ebabc5a5ef6908d8080f6712941ddbb523dbfca712f4755612ecbcabcb313.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c net stop "SharedAccess"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4760
      • C:\Windows\SysWOW64\net.exe
        net stop "SharedAccess"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "SharedAccess"
          4⤵
            PID:4120
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c net stop "wscsvc"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4292
        • C:\Windows\SysWOW64\net.exe
          net stop "wscsvc"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:372
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "wscsvc"
            4⤵
              PID:1884
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
          2⤵
          • Adds Run key to start application
          • Modifies registry key
          PID:4732
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\WINDOWS\Cursors\smss.exe && exit
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4196
          • C:\WINDOWS\Cursors\smss.exe
            C:\WINDOWS\Cursors\smss.exe
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:64
        • C:\WINDOWS\Cursors\smss.exe
          C:\WINDOWS\Cursors\smss.exe
          2⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3496
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4972
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:1176
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:2248
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:1216
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4784
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4984
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4556
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4580
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4916
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:1108
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:2572
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4196
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4252
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:4520
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:1308
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:1092
          • C:\Windows\SysWOW64\reg.exe
            reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v WindowsExplorer /t REG_SZ /d C:\Windows\system32\explorer.exe
            3⤵
            • Adds Run key to start application
            • Modifies registry key
            PID:780

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\WINDOWS\Cursors\smss.exe

        Filesize

        104KB

        MD5

        4b09c9c0a072b527cfb3cbeea416e632

        SHA1

        06654533af9e595c57451c578ce91549333792a2

        SHA256

        8ff774a77b3e551f812ffc97720b92b1809b8148729bd64a35733657d10bf2d3

        SHA512

        849627890d195046d130e36610b711b330488b463e583fb214a16cc07b69074ddb0338c6b8c7cf238e02605e0e874462a5ded4d718e7008a02bab09065b003ea

      • C:\WINDOWS\Prefetch\SVCHOST.EXE-2B6L01C596K2.pf

        Filesize

        372B

        MD5

        c3c15654ff786d2a1a05d721ef3b8581

        SHA1

        4660b68243a219e7254264f13be933641de912b8

        SHA256

        7783d35b63395d4e848a56da3ecd407dc79c4c6b656bbcf7ca5ad57b230af75a

        SHA512

        d643766149f413f41cf84aec8eceafc33851a5a45bfa6a47da6901d7eab9b5780c7173da560fed31f20d94fe434d01bab70d48a88bf1c58b0aba5a78b0efc510

      • C:\Windows\Cursors\smss.exe

        Filesize

        104KB

        MD5

        4b09c9c0a072b527cfb3cbeea416e632

        SHA1

        06654533af9e595c57451c578ce91549333792a2

        SHA256

        8ff774a77b3e551f812ffc97720b92b1809b8148729bd64a35733657d10bf2d3

        SHA512

        849627890d195046d130e36610b711b330488b463e583fb214a16cc07b69074ddb0338c6b8c7cf238e02605e0e874462a5ded4d718e7008a02bab09065b003ea

      • C:\Windows\Cursors\smss.exe

        Filesize

        104KB

        MD5

        4b09c9c0a072b527cfb3cbeea416e632

        SHA1

        06654533af9e595c57451c578ce91549333792a2

        SHA256

        8ff774a77b3e551f812ffc97720b92b1809b8148729bd64a35733657d10bf2d3

        SHA512

        849627890d195046d130e36610b711b330488b463e583fb214a16cc07b69074ddb0338c6b8c7cf238e02605e0e874462a5ded4d718e7008a02bab09065b003ea

      • memory/64-144-0x0000000000000000-mapping.dmp

      • memory/372-138-0x0000000000000000-mapping.dmp

      • memory/780-168-0x0000000000000000-mapping.dmp

      • memory/1092-167-0x0000000000000000-mapping.dmp

      • memory/1108-161-0x0000000000000000-mapping.dmp

      • memory/1176-153-0x0000000000000000-mapping.dmp

      • memory/1216-155-0x0000000000000000-mapping.dmp

      • memory/1308-166-0x0000000000000000-mapping.dmp

      • memory/1792-137-0x0000000000000000-mapping.dmp

      • memory/1884-139-0x0000000000000000-mapping.dmp

      • memory/2248-154-0x0000000000000000-mapping.dmp

      • memory/2572-162-0x0000000000000000-mapping.dmp

      • memory/3496-142-0x0000000000000000-mapping.dmp

      • memory/4120-140-0x0000000000000000-mapping.dmp

      • memory/4196-141-0x0000000000000000-mapping.dmp

      • memory/4196-163-0x0000000000000000-mapping.dmp

      • memory/4252-164-0x0000000000000000-mapping.dmp

      • memory/4292-135-0x0000000000000000-mapping.dmp

      • memory/4520-165-0x0000000000000000-mapping.dmp

      • memory/4556-158-0x0000000000000000-mapping.dmp

      • memory/4580-159-0x0000000000000000-mapping.dmp

      • memory/4732-136-0x0000000000000000-mapping.dmp

      • memory/4760-134-0x0000000000000000-mapping.dmp

      • memory/4784-156-0x0000000000000000-mapping.dmp

      • memory/4916-160-0x0000000000000000-mapping.dmp

      • memory/4972-152-0x0000000000000000-mapping.dmp

      • memory/4984-157-0x0000000000000000-mapping.dmp