Analysis

  • max time kernel
    101s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    14/10/2020, 08:03

General

  • Target
    Information Civilized System Oy.exe
  • Size 3.2MB
  • Sample201014-rw9p7mrtjj
  • SHA256 bf8e469a058f90d9ccbe081b0da470d3314aa4cd34f916865f0c0b4fa28eacd8
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • JavaScript code in executable 1 IoCs
  • Creates scheduled task(s) 1 TTPs 6 IoCs

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

  • Modifies registry class 4 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 126 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Information Civilized System Oy.exe
    "C:\Users\Admin\AppData\Local\Temp\Information Civilized System Oy.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:908
    • C:\Users\Admin\AppData\Local\Temp\Nevaeh.exe
      "C:\Users\Admin\AppData\Local\Temp\Nevaeh.exe" /run
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\SysWOW64\cscript.exe
        "C:\Windows\system32\cscript.exe" //B Meredith.vbs
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1820
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\DiplomaticBag.pdf
          4⤵
            PID:1928
            • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
              "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\DiplomaticBag.pdf"
              5⤵
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of SetWindowsHookEx
              PID:1980
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC MINUTE /MO 10 /TN Pollard /TR C:\Users\Admin\AppData\Local\Temp\Pollard.exe /F
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1936
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /Create /SC MINUTE /MO 10 /TN Pollard /TR C:\Users\Admin\AppData\Local\Temp\Pollard.exe /F
              5⤵
              • Creates scheduled task(s)
              PID:1580
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC MINUTE /MO 70 /TN Sexton /TR C:\Users\Admin\AppData\Local\Temp\Sexton.exe /F
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1764
            • C:\Windows\SysWOW64\schtasks.exe
              SCHTASKS /Create /SC MINUTE /MO 70 /TN Sexton /TR C:\Users\Admin\AppData\Local\Temp\Sexton.exe /F
              5⤵
              • Creates scheduled task(s)
              PID:1544
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC HOURLY /MO 2 /TN Beltran /TR C:\Users\Admin\AppData\Local\Temp\Beltran.exe /F
            4⤵
              PID:1552
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /Create /SC HOURLY /MO 2 /TN Beltran /TR C:\Users\Admin\AppData\Local\Temp\Beltran.exe /F
                5⤵
                • Creates scheduled task(s)
                PID:1428
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC HOURLY /MO 8 /TN Wilcox /TR C:\Users\Admin\AppData\Local\Temp\Wilcox.exe /F
              4⤵
                PID:1632
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /Create /SC HOURLY /MO 8 /TN Wilcox /TR C:\Users\Admin\AppData\Local\Temp\Wilcox.exe /F
                  5⤵
                  • Creates scheduled task(s)
                  PID:580
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC HOURLY /MO 8 /TN Lotermity /TR C:\Users\Admin\AppData\Roaming\HP\Lotermity.exe /F
                4⤵
                  PID:2016
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /Create /SC HOURLY /MO 8 /TN Lotermity /TR C:\Users\Admin\AppData\Roaming\HP\Lotermity.exe /F
                    5⤵
                    • Creates scheduled task(s)
                    PID:1120
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c SCHTASKS /Create /SC HOURLY /MO 10 /TN Quichi /TR C:\Users\Admin\AppData\Roaming\LG\Quichish.exe /F
                  4⤵
                    PID:1040
                    • C:\Windows\SysWOW64\schtasks.exe
                      SCHTASKS /Create /SC HOURLY /MO 10 /TN Quichi /TR C:\Users\Admin\AppData\Roaming\LG\Quichish.exe /F
                      5⤵
                      • Creates scheduled task(s)
                      PID:1296
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe" /c reg.exe add HKCU\Software\Classes\exefile\shell\open /v NoSmartScreen /t REG_DWORD /d 1 /f
                    4⤵
                      PID:268
                      • C:\Windows\SysWOW64\reg.exe
                        reg.exe add HKCU\Software\Classes\exefile\shell\open /v NoSmartScreen /t REG_DWORD /d 1 /f
                        5⤵
                        • Modifies system executable filetype association
                        • Modifies registry class
                        • Modifies registry key
                        PID:972

              Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

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                    Downloads

                    memory/1788-8-0x0000000001F60000-0x0000000001F61000-memory.dmp

                    memory/1820-27-0x00000000027D0000-0x00000000027D4000-memory.dmp