Analysis

  • max time kernel
    15s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 04:38

General

  • Target

    363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe

  • Size

    234KB

  • MD5

    772c3c0cfe32891e439a558741fd3490

  • SHA1

    ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

  • SHA256

    363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

  • SHA512

    92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

  • SSDEEP

    6144:2xV8dI3bxRETtXaz/OJepymej5viyT5O/q9DUGEyoSL:2n8dI3b7ETtKKepymejF5aeDUGNoSL

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 41 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe
    "C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe
      "C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:1688
    • C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe
      "C:\Users\Admin\AppData\Local\Temp\363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:940
      • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe
        "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1400
        • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe
          "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1296
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /renew
            5⤵
            • Gathers network information
            PID:688
        • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe
          "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1428
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c ""C:\Users\Admin\AppData\Local\Temp\YUIVG.bat" "
            5⤵
              PID:1472
              • C:\Windows\SysWOW64\reg.exe
                REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "SkipeTurns" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe" /f
                6⤵
                • Adds Run key to start application
                PID:944
          • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe
            "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1544
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
              5⤵
                PID:1412
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                  6⤵
                  • Modifies firewall policy service
                  • Modifies registry key
                  PID:824
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe:*:Enabled:Windows Messanger" /f
                5⤵
                  PID:1776
                  • C:\Windows\SysWOW64\reg.exe
                    REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SkipeTurns.exe:*:Enabled:Windows Messanger" /f
                    6⤵
                    • Modifies firewall policy service
                    • Modifies registry key
                    PID:864
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                  5⤵
                    PID:968
                    • C:\Windows\SysWOW64\reg.exe
                      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                      6⤵
                      • Modifies firewall policy service
                      • Modifies registry key
                      PID:1532
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\DarkEye2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DarkEye2.exe:*:Enabled:Windows Messanger" /f
                    5⤵
                      PID:1664
                      • C:\Windows\SysWOW64\reg.exe
                        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\DarkEye2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DarkEye2.exe:*:Enabled:Windows Messanger" /f
                        6⤵
                        • Modifies firewall policy service
                        • Modifies registry key
                        PID:1524

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\YUIVG.bat

              Filesize

              142B

              MD5

              7aab82a958be0bdc325ec075c874ca64

              SHA1

              f4ab3d6776f6ffc569a878a003df9a4f0a331eb6

              SHA256

              446e766a1c4c57cf38c3b70b1152a5c1216cc86388fefe5d7d39522458436144

              SHA512

              1737e41a539341737e4fc5c22f13c10b34e5054b2e1b44e604490c4faaf943442c596581fb28b0c967935cfd92c5fd4e7331fb72ae2d4f6ef1b8acc64b46f240

            • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • C:\Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • \Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • \Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • \Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • \Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • \Users\Admin\AppData\Roaming\SkipeTurns.exe

              Filesize

              234KB

              MD5

              772c3c0cfe32891e439a558741fd3490

              SHA1

              ef50e33d31f6e04e6f9131a82c0e6a340f7a4652

              SHA256

              363d40eacf5211958266580233bc8a531ac0a6c2f527769565fe13cea1d74074

              SHA512

              92c9c33dffa772f536b240bbc79b8333633677d26de090624668dfe6963d144bffe465a001ccbbbea924468721661a4dddb258d50d5b8e0e574d83664c10ae3f

            • memory/900-69-0x0000000002690000-0x000000000276F000-memory.dmp

              Filesize

              892KB

            • memory/900-73-0x0000000002690000-0x000000000276F000-memory.dmp

              Filesize

              892KB

            • memory/900-54-0x0000000000400000-0x00000000004DF000-memory.dmp

              Filesize

              892KB

            • memory/900-78-0x0000000000400000-0x00000000004DF000-memory.dmp

              Filesize

              892KB

            • memory/940-142-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-83-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-79-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-76-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-68-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-70-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-65-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-64-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/940-96-0x0000000002B30000-0x0000000002C0F000-memory.dmp

              Filesize

              892KB

            • memory/940-97-0x0000000002B30000-0x0000000002C0F000-memory.dmp

              Filesize

              892KB

            • memory/1296-131-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/1296-160-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/1296-135-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/1400-98-0x0000000000400000-0x00000000004DF000-memory.dmp

              Filesize

              892KB

            • memory/1400-139-0x0000000000400000-0x00000000004DF000-memory.dmp

              Filesize

              892KB

            • memory/1428-161-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/1428-138-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/1428-137-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/1544-120-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-121-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-126-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-162-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-123-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-130-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1544-132-0x0000000000400000-0x000000000047B000-memory.dmp

              Filesize

              492KB

            • memory/1688-85-0x0000000075C61000-0x0000000075C63000-memory.dmp

              Filesize

              8KB

            • memory/2004-71-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-61-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-58-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-57-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-158-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-159-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-84-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-60-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB

            • memory/2004-67-0x0000000000400000-0x000000000040C000-memory.dmp

              Filesize

              48KB