Analysis

  • max time kernel
    129s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    24/06/2020, 14:56

General

  • Target
    38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
  • Size 6.1MB
  • Sample200624-ym8ajctmvs
  • SHA256 38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Drops startup file 4 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 306 IoCs
  • Executes dropped EXE 16 IoCs
  • Adds Run entry to start application 2 TTPs 5 IoCs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Modifies the visibility of hidden or system files 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of SetThreadContext 12 IoCs
  • Drops file in Windows directory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
    "C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:972
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
      2⤵
      • Drops startup file
      PID:1240
    • C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
      C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      • Adds Run entry to start application
      • Suspicious use of SetThreadContext
      PID:1444
      • C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
        C:\Users\Admin\AppData\Local\Temp\38e2690197334544b58b618112741d94655df46a67efe8abf1c9287bae4e8837.exe
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: EnumeratesProcesses
        • Drops file in Windows directory
        PID:2668
        • \??\c:\windows\system\explorer.exe
          c:\windows\system\explorer.exe
          4⤵
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetThreadContext
          • Drops file in Windows directory
          PID:4020
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\explorer.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
            5⤵
            • Drops startup file
            PID:3920
          • \??\c:\windows\system\explorer.exe
            c:\windows\system\explorer.exe
            5⤵
            • Executes dropped EXE
            • Adds Run entry to start application
            • Suspicious use of SetThreadContext
            PID:4060
            • \??\c:\windows\system\explorer.exe
              c:\windows\system\explorer.exe
              6⤵
              • Suspicious use of SetWindowsHookEx
              • Executes dropped EXE
              • Adds Run entry to start application
              • Modifies WinLogon for persistence
              • Modifies Installed Components in the registry
              • Modifies the visibility of hidden or system files
              • Suspicious behavior: EnumeratesProcesses
              • Drops file in Windows directory
              PID:3212
              • \??\c:\windows\system\spoolsv.exe
                c:\windows\system\spoolsv.exe SE
                7⤵
                • Suspicious use of SetWindowsHookEx
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetThreadContext
                • Drops file in Windows directory
                PID:3388
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                  8⤵
                  • Drops startup file
                  PID:3420
                • \??\c:\windows\system\spoolsv.exe
                  c:\windows\system\spoolsv.exe
                  8⤵
                  • Executes dropped EXE
                  PID:2632
              • \??\c:\windows\system\spoolsv.exe
                c:\windows\system\spoolsv.exe SE
                7⤵
                • Suspicious use of SetWindowsHookEx
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetThreadContext
                • Drops file in Windows directory
                PID:3764
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                  8⤵
                  • Drops startup file
                  PID:1980
                • \??\c:\windows\system\spoolsv.exe
                  c:\windows\system\spoolsv.exe
                  8⤵
                  • Executes dropped EXE
                  PID:3800
              • \??\c:\windows\system\spoolsv.exe
                c:\windows\system\spoolsv.exe SE
                7⤵
                • Suspicious use of SetWindowsHookEx
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of SetThreadContext
                • Drops file in Windows directory
                PID:1612
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                  8⤵
                    PID:1992
                  • \??\c:\windows\system\spoolsv.exe
                    c:\windows\system\spoolsv.exe
                    8⤵
                    • Executes dropped EXE
                    PID:1360
                • \??\c:\windows\system\spoolsv.exe
                  c:\windows\system\spoolsv.exe SE
                  7⤵
                  • Suspicious use of SetWindowsHookEx
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of SetThreadContext
                  • Drops file in Windows directory
                  PID:1232
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                    8⤵
                      PID:1488
                    • \??\c:\windows\system\spoolsv.exe
                      c:\windows\system\spoolsv.exe
                      8⤵
                      • Executes dropped EXE
                      PID:2208
                  • \??\c:\windows\system\spoolsv.exe
                    c:\windows\system\spoolsv.exe SE
                    7⤵
                    • Suspicious use of SetWindowsHookEx
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of SetThreadContext
                    • Drops file in Windows directory
                    PID:760
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                      8⤵
                        PID:60
                      • \??\c:\windows\system\spoolsv.exe
                        c:\windows\system\spoolsv.exe
                        8⤵
                        • Executes dropped EXE
                        PID:3144
                    • \??\c:\windows\system\spoolsv.exe
                      c:\windows\system\spoolsv.exe SE
                      7⤵
                      • Suspicious use of SetWindowsHookEx
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of SetThreadContext
                      • Drops file in Windows directory
                      PID:3952
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                        8⤵
                          PID:2796
                        • \??\c:\windows\system\spoolsv.exe
                          c:\windows\system\spoolsv.exe
                          8⤵
                          • Executes dropped EXE
                          PID:1420
                      • \??\c:\windows\system\spoolsv.exe
                        c:\windows\system\spoolsv.exe SE
                        7⤵
                        • Suspicious use of SetWindowsHookEx
                        • Executes dropped EXE
                        • Drops file in Windows directory
                        PID:1760
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c echo on error resume next:CreateObject("WScript.Shell").Run "c:\windows\system\spoolsv.exe",1: >"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\x.vbs"
                          8⤵
                            PID:2524
                      • C:\Windows\SysWOW64\diskperf.exe
                        "C:\Windows\SysWOW64\diskperf.exe"
                        6⤵
                          PID:3340
                  • C:\Windows\SysWOW64\diskperf.exe
                    "C:\Windows\SysWOW64\diskperf.exe"
                    3⤵
                      PID:2888

                Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

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                      Downloads

                      memory/1444-4-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/1444-5-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/1444-1-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/2208-92-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/2632-58-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/2668-15-0x00000000033B0000-0x00000000033B1000-memory.dmp

                      memory/2668-8-0x0000000000400000-0x000000000043E000-memory.dmp

                      memory/2668-6-0x0000000000400000-0x000000000043E000-memory.dmp

                      memory/2668-16-0x0000000003BB0000-0x0000000003BB1000-memory.dmp

                      memory/2888-11-0x0000000000400000-0x0000000000412000-memory.dmp

                      memory/2888-9-0x0000000000400000-0x0000000000412000-memory.dmp

                      memory/3144-103-0x0000000000400000-0x0000000006FD0000-memory.dmp

                      memory/3212-50-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-64-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-108-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-53-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-76-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-75-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-86-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-87-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-109-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-98-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-97-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3212-51-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-65-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

                      memory/3212-52-0x00000000033A0000-0x00000000033A1000-memory.dmp

                      memory/3800-70-0x0000000000400000-0x0000000006FD0000-memory.dmp