Analysis

  • max time kernel
    188s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 10:02

General

  • Target

    43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069.exe

  • Size

    781KB

  • MD5

    6b099793ae2c3cd4287626318b30cace

  • SHA1

    a93fd76626bf06a64c1d76257638c269a42a0f3c

  • SHA256

    43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069

  • SHA512

    1c8aae718e485bb3f39f41a93b02b28b758e773a00dd326f9d3cd2e3e87a996d497ceaeb3acbea0cb44b01275cc1e10830ad72d76695336b254fb6b1052d2b45

  • SSDEEP

    6144:5uHOcGFrQZb++tdsHP4+QfI6U9/UOPSe570Szp3Znmy+g46nmy+g4VLG/UOPSe56:gOcerQZb+md4w1UWOB06V6LpOB0H

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Blocks application from running via registry modification 17 IoCs

    Adds application to list of disallowed applications.

  • Executes dropped EXE 1 IoCs
  • Sets file execution options in registry 2 TTPs 20 IoCs
  • UPX packed file 8 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 10 IoCs
  • Launches sc.exe 8 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Runs net.exe
  • Runs regedit.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069.exe
    "C:\Users\Admin\AppData\Local\Temp\43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\system32\Option.bat
      2⤵
        PID:1236
      • C:\Windows\SysWOW64\net.exe
        net.exe start schedule /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:872
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start schedule /y
          3⤵
            PID:1660
        • C:\Windows\SysWOW64\At.exe
          At.exe 3:28:55 PM C:\Windows\Help\HelpCat.exe
          2⤵
            PID:776
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c at 3:27:58 PM C:\Windows\Sysinf.bat
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:268
            • C:\Windows\SysWOW64\at.exe
              at 3:27:58 PM C:\Windows\Sysinf.bat
              3⤵
                PID:560
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c at 3:30:58 PM C:\Windows\Sysinf.bat
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1448
              • C:\Windows\SysWOW64\at.exe
                at 3:30:58 PM C:\Windows\Sysinf.bat
                3⤵
                  PID:1584
              • C:\Windows\SysWOW64\net.exe
                net.exe stop wscsvc /y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1408
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop wscsvc /y
                  3⤵
                    PID:288
                • C:\Windows\SysWOW64\net.exe
                  net.exe stop sharedaccess /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1628
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop sharedaccess /y
                    3⤵
                      PID:2044
                  • C:\Windows\SysWOW64\net.exe
                    net.exe stop wuauserv /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1696
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 stop wuauserv /y
                      3⤵
                        PID:1672
                    • C:\Windows\SysWOW64\net.exe
                      net.exe stop srservice /y
                      2⤵
                        PID:1656
                        • C:\Windows\SysWOW64\net1.exe
                          C:\Windows\system32\net1 stop srservice /y
                          3⤵
                            PID:1984
                        • C:\Windows\SysWOW64\net.exe
                          net.exe stop 360timeprot /y
                          2⤵
                            PID:648
                            • C:\Windows\SysWOW64\net1.exe
                              C:\Windows\system32\net1 stop 360timeprot /y
                              3⤵
                                PID:240
                            • C:\Windows\SysWOW64\sc.exe
                              C:\Windows\system32\sc.exe config srservice start= disabled
                              2⤵
                              • Launches sc.exe
                              PID:1204
                            • C:\Windows\SysWOW64\sc.exe
                              C:\Windows\system32\sc.exe config SharedAccess start= disabled
                              2⤵
                              • Launches sc.exe
                              PID:1640
                            • C:\Windows\SysWOW64\sc.exe
                              C:\Windows\system32\sc.exe config wscsvc start= disabled
                              2⤵
                              • Launches sc.exe
                              PID:1804
                            • C:\Windows\SysWOW64\sc.exe
                              C:\Windows\system32\sc.exe config srservice start= disabled
                              2⤵
                              • Launches sc.exe
                              PID:912
                            • C:\Windows\SysWOW64\regedit.exe
                              regedit.exe /s C:\Windows\regedt32.sys
                              2⤵
                              • Modifies visibility of file extensions in Explorer
                              • Blocks application from running via registry modification
                              • Sets file execution options in registry
                              • Runs regedit.exe
                              PID:1376
                            • C:\Windows\SysWOW64\reg.exe
                              C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
                              2⤵
                                PID:1728
                              • C:\Windows\SysWOW64\reg.exe
                                C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
                                2⤵
                                  PID:1612
                                • C:\Windows\system\KavUpda.exe
                                  C:\Windows\system\KavUpda.exe
                                  2⤵
                                  • Executes dropped EXE
                                  • Drops file in System32 directory
                                  • Drops file in Windows directory
                                  • Suspicious use of SetWindowsHookEx
                                  PID:872
                                  • C:\Windows\SysWOW64\cmd.exe
                                    cmd /c C:\Windows\system32\Option.bat
                                    3⤵
                                      PID:1632
                                    • C:\Windows\SysWOW64\net.exe
                                      net.exe start schedule /y
                                      3⤵
                                        PID:1836
                                        • C:\Windows\SysWOW64\net1.exe
                                          C:\Windows\system32\net1 start schedule /y
                                          4⤵
                                            PID:1120
                                        • C:\Windows\SysWOW64\At.exe
                                          At.exe 3:29:27 PM C:\Windows\Help\HelpCat.exe
                                          3⤵
                                            PID:2044
                                          • C:\Windows\SysWOW64\cmd.exe
                                            cmd /c at 3:28:35 PM C:\Windows\Sysinf.bat
                                            3⤵
                                              PID:1884
                                              • C:\Windows\SysWOW64\at.exe
                                                at 3:28:35 PM C:\Windows\Sysinf.bat
                                                4⤵
                                                  PID:1772
                                              • C:\Windows\SysWOW64\cmd.exe
                                                cmd /c at 3:31:39 PM C:\Windows\Sysinf.bat
                                                3⤵
                                                  PID:1708
                                                  • C:\Windows\SysWOW64\at.exe
                                                    at 3:31:39 PM C:\Windows\Sysinf.bat
                                                    4⤵
                                                      PID:2004
                                                  • C:\Windows\SysWOW64\net.exe
                                                    net.exe stop wscsvc /y
                                                    3⤵
                                                      PID:956
                                                      • C:\Windows\SysWOW64\net1.exe
                                                        C:\Windows\system32\net1 stop wscsvc /y
                                                        4⤵
                                                          PID:1064
                                                      • C:\Windows\SysWOW64\net.exe
                                                        net.exe stop sharedaccess /y
                                                        3⤵
                                                          PID:948
                                                          • C:\Windows\SysWOW64\net1.exe
                                                            C:\Windows\system32\net1 stop sharedaccess /y
                                                            4⤵
                                                              PID:1144
                                                          • C:\Windows\SysWOW64\net.exe
                                                            net.exe stop wuauserv /y
                                                            3⤵
                                                              PID:1224
                                                              • C:\Windows\SysWOW64\net1.exe
                                                                C:\Windows\system32\net1 stop wuauserv /y
                                                                4⤵
                                                                  PID:1376
                                                              • C:\Windows\SysWOW64\net.exe
                                                                net.exe stop srservice /y
                                                                3⤵
                                                                  PID:580
                                                                  • C:\Windows\SysWOW64\net1.exe
                                                                    C:\Windows\system32\net1 stop srservice /y
                                                                    4⤵
                                                                      PID:948
                                                                  • C:\Windows\SysWOW64\net.exe
                                                                    net.exe stop 360timeprot /y
                                                                    3⤵
                                                                      PID:1504
                                                                      • C:\Windows\SysWOW64\net1.exe
                                                                        C:\Windows\system32\net1 stop 360timeprot /y
                                                                        4⤵
                                                                          PID:1520
                                                                      • C:\Windows\SysWOW64\sc.exe
                                                                        C:\Windows\system32\sc.exe config srservice start= disabled
                                                                        3⤵
                                                                        • Launches sc.exe
                                                                        PID:1032
                                                                      • C:\Windows\SysWOW64\sc.exe
                                                                        C:\Windows\system32\sc.exe config srservice start= disabled
                                                                        3⤵
                                                                        • Launches sc.exe
                                                                        PID:384
                                                                      • C:\Windows\SysWOW64\reg.exe
                                                                        C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
                                                                        3⤵
                                                                          PID:1412
                                                                        • C:\Windows\SysWOW64\sc.exe
                                                                          C:\Windows\system32\sc.exe config wscsvc start= disabled
                                                                          3⤵
                                                                          • Launches sc.exe
                                                                          PID:288
                                                                        • C:\Windows\SysWOW64\sc.exe
                                                                          C:\Windows\system32\sc.exe config SharedAccess start= disabled
                                                                          3⤵
                                                                          • Launches sc.exe
                                                                          PID:1728
                                                                      • C:\Windows\SysWOW64\net.exe
                                                                        net.exe stop wscsvc /y
                                                                        2⤵
                                                                          PID:240
                                                                          • C:\Windows\SysWOW64\net1.exe
                                                                            C:\Windows\system32\net1 stop wscsvc /y
                                                                            3⤵
                                                                              PID:1968
                                                                          • C:\Windows\SysWOW64\net.exe
                                                                            net.exe stop sharedaccess /y
                                                                            2⤵
                                                                              PID:552
                                                                              • C:\Windows\SysWOW64\net1.exe
                                                                                C:\Windows\system32\net1 stop sharedaccess /y
                                                                                3⤵
                                                                                  PID:1392
                                                                              • C:\Windows\SysWOW64\net.exe
                                                                                net.exe stop wuauserv /y
                                                                                2⤵
                                                                                  PID:1740
                                                                                  • C:\Windows\SysWOW64\net1.exe
                                                                                    C:\Windows\system32\net1 stop wuauserv /y
                                                                                    3⤵
                                                                                      PID:1720
                                                                                  • C:\Windows\SysWOW64\net.exe
                                                                                    net.exe stop srservice /y
                                                                                    2⤵
                                                                                      PID:1156
                                                                                      • C:\Windows\SysWOW64\net1.exe
                                                                                        C:\Windows\system32\net1 stop srservice /y
                                                                                        3⤵
                                                                                          PID:752
                                                                                      • C:\Windows\SysWOW64\net.exe
                                                                                        net.exe stop 360timeprot /y
                                                                                        2⤵
                                                                                          PID:756
                                                                                          • C:\Windows\SysWOW64\net1.exe
                                                                                            C:\Windows\system32\net1 stop 360timeprot /y
                                                                                            3⤵
                                                                                              PID:384

                                                                                        Network

                                                                                        MITRE ATT&CK Enterprise v6

                                                                                        Replay Monitor

                                                                                        Loading Replay Monitor...

                                                                                        Downloads

                                                                                        • C:\Windows\SysWOW64\Option.bat

                                                                                          Filesize

                                                                                          82B

                                                                                          MD5

                                                                                          3f7fbd2eb34892646e93fd5e6e343512

                                                                                          SHA1

                                                                                          265ac1061b54f62350fb7a5f57e566454d013a66

                                                                                          SHA256

                                                                                          e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7

                                                                                          SHA512

                                                                                          53d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140

                                                                                        • C:\Windows\SysWOW64\Option.bat

                                                                                          Filesize

                                                                                          82B

                                                                                          MD5

                                                                                          3f7fbd2eb34892646e93fd5e6e343512

                                                                                          SHA1

                                                                                          265ac1061b54f62350fb7a5f57e566454d013a66

                                                                                          SHA256

                                                                                          e75e8d9bfc7a2876d908305186c3656e9de2a4af7f6927ccc6d8c812645abbc7

                                                                                          SHA512

                                                                                          53d40eb2f05a23464fbf06193868e7cb30cf0df3da53586a75123fb2c37b29cdddda287ce134809d16a559d87fb20aee0e8add22d396fcb7a55f9a753739b140

                                                                                        • C:\Windows\Sysinf.bat

                                                                                          Filesize

                                                                                          460B

                                                                                          MD5

                                                                                          7db3d565d6ddbe65a8b0e093910e7dcd

                                                                                          SHA1

                                                                                          d4804e6180c6e74ba79d3343f2f2ccb15e502f12

                                                                                          SHA256

                                                                                          a2778cb87fd88c7508ffd506a8ff8d58d0ffc02156f846956e5e99c6cb3d2f3f

                                                                                          SHA512

                                                                                          0b3d1d0f44feba9dd78903ff77fdeaea834d930990a86641fb2e4ce04da280d33f6bee0ae0b1320e4070cbe20824062e45b52e5cad797c5985d8e31dce1ef82b

                                                                                        • C:\Windows\regedt32.sys

                                                                                          Filesize

                                                                                          2KB

                                                                                          MD5

                                                                                          e7d7ec66bd61fac3843c98650b0c68f6

                                                                                          SHA1

                                                                                          a15ae06e1be51038863650746368a71024539bac

                                                                                          SHA256

                                                                                          6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

                                                                                          SHA512

                                                                                          ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

                                                                                        • C:\Windows\system\KavUpda.exe

                                                                                          Filesize

                                                                                          781KB

                                                                                          MD5

                                                                                          6b099793ae2c3cd4287626318b30cace

                                                                                          SHA1

                                                                                          a93fd76626bf06a64c1d76257638c269a42a0f3c

                                                                                          SHA256

                                                                                          43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069

                                                                                          SHA512

                                                                                          1c8aae718e485bb3f39f41a93b02b28b758e773a00dd326f9d3cd2e3e87a996d497ceaeb3acbea0cb44b01275cc1e10830ad72d76695336b254fb6b1052d2b45

                                                                                        • C:\Windows\system\KavUpda.exe

                                                                                          Filesize

                                                                                          781KB

                                                                                          MD5

                                                                                          6b099793ae2c3cd4287626318b30cace

                                                                                          SHA1

                                                                                          a93fd76626bf06a64c1d76257638c269a42a0f3c

                                                                                          SHA256

                                                                                          43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069

                                                                                          SHA512

                                                                                          1c8aae718e485bb3f39f41a93b02b28b758e773a00dd326f9d3cd2e3e87a996d497ceaeb3acbea0cb44b01275cc1e10830ad72d76695336b254fb6b1052d2b45

                                                                                        • \Windows\system\KavUpda.exe

                                                                                          Filesize

                                                                                          781KB

                                                                                          MD5

                                                                                          6b099793ae2c3cd4287626318b30cace

                                                                                          SHA1

                                                                                          a93fd76626bf06a64c1d76257638c269a42a0f3c

                                                                                          SHA256

                                                                                          43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069

                                                                                          SHA512

                                                                                          1c8aae718e485bb3f39f41a93b02b28b758e773a00dd326f9d3cd2e3e87a996d497ceaeb3acbea0cb44b01275cc1e10830ad72d76695336b254fb6b1052d2b45

                                                                                        • \Windows\system\KavUpda.exe

                                                                                          Filesize

                                                                                          781KB

                                                                                          MD5

                                                                                          6b099793ae2c3cd4287626318b30cace

                                                                                          SHA1

                                                                                          a93fd76626bf06a64c1d76257638c269a42a0f3c

                                                                                          SHA256

                                                                                          43c6e0c78fafc024abb4685eaf0e271267a212acc339cd58624367007c617069

                                                                                          SHA512

                                                                                          1c8aae718e485bb3f39f41a93b02b28b758e773a00dd326f9d3cd2e3e87a996d497ceaeb3acbea0cb44b01275cc1e10830ad72d76695336b254fb6b1052d2b45

                                                                                        • memory/240-104-0x0000000000000000-mapping.dmp

                                                                                        • memory/240-77-0x0000000000000000-mapping.dmp

                                                                                        • memory/268-62-0x0000000000000000-mapping.dmp

                                                                                        • memory/288-72-0x0000000000000000-mapping.dmp

                                                                                        • memory/288-133-0x0000000000000000-mapping.dmp

                                                                                        • memory/384-124-0x0000000000000000-mapping.dmp

                                                                                        • memory/384-134-0x0000000000000000-mapping.dmp

                                                                                        • memory/552-108-0x0000000000000000-mapping.dmp

                                                                                        • memory/560-66-0x0000000000000000-mapping.dmp

                                                                                        • memory/580-127-0x0000000000000000-mapping.dmp

                                                                                        • memory/648-74-0x0000000000000000-mapping.dmp

                                                                                        • memory/752-123-0x0000000000000000-mapping.dmp

                                                                                        • memory/756-120-0x0000000000000000-mapping.dmp

                                                                                        • memory/776-63-0x00000000766F1000-0x00000000766F3000-memory.dmp

                                                                                          Filesize

                                                                                          8KB

                                                                                        • memory/776-61-0x0000000000000000-mapping.dmp

                                                                                        • memory/872-94-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                          Filesize

                                                                                          256KB

                                                                                        • memory/872-90-0x0000000000000000-mapping.dmp

                                                                                        • memory/872-57-0x0000000000000000-mapping.dmp

                                                                                        • memory/872-126-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                          Filesize

                                                                                          256KB

                                                                                        • memory/912-82-0x0000000000000000-mapping.dmp

                                                                                        • memory/948-110-0x0000000000000000-mapping.dmp

                                                                                        • memory/948-131-0x0000000000000000-mapping.dmp

                                                                                        • memory/956-106-0x0000000000000000-mapping.dmp

                                                                                        • memory/1032-129-0x0000000000000000-mapping.dmp

                                                                                        • memory/1064-114-0x0000000000000000-mapping.dmp

                                                                                        • memory/1120-99-0x0000000000000000-mapping.dmp

                                                                                        • memory/1144-122-0x0000000000000000-mapping.dmp

                                                                                        • memory/1156-116-0x0000000000000000-mapping.dmp

                                                                                        • memory/1204-79-0x0000000000000000-mapping.dmp

                                                                                        • memory/1224-115-0x0000000000000000-mapping.dmp

                                                                                        • memory/1236-56-0x0000000000000000-mapping.dmp

                                                                                        • memory/1376-132-0x0000000000000000-mapping.dmp

                                                                                        • memory/1376-83-0x0000000000000000-mapping.dmp

                                                                                        • memory/1392-118-0x0000000000000000-mapping.dmp

                                                                                        • memory/1408-65-0x0000000000000000-mapping.dmp

                                                                                        • memory/1412-135-0x0000000000000000-mapping.dmp

                                                                                        • memory/1448-64-0x0000000000000000-mapping.dmp

                                                                                        • memory/1456-125-0x0000000000250000-0x0000000000290000-memory.dmp

                                                                                          Filesize

                                                                                          256KB

                                                                                        • memory/1456-60-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                          Filesize

                                                                                          256KB

                                                                                        • memory/1456-88-0x0000000000250000-0x0000000000290000-memory.dmp

                                                                                          Filesize

                                                                                          256KB

                                                                                        • memory/1504-128-0x0000000000000000-mapping.dmp

                                                                                        • memory/1520-136-0x0000000000000000-mapping.dmp

                                                                                        • memory/1584-70-0x0000000000000000-mapping.dmp

                                                                                        • memory/1612-86-0x0000000000000000-mapping.dmp

                                                                                        • memory/1628-67-0x0000000000000000-mapping.dmp

                                                                                        • memory/1632-95-0x0000000000000000-mapping.dmp

                                                                                        • memory/1640-80-0x0000000000000000-mapping.dmp

                                                                                        • memory/1656-71-0x0000000000000000-mapping.dmp

                                                                                        • memory/1660-59-0x0000000000000000-mapping.dmp

                                                                                        • memory/1672-76-0x0000000000000000-mapping.dmp

                                                                                        • memory/1696-68-0x0000000000000000-mapping.dmp

                                                                                        • memory/1708-105-0x0000000000000000-mapping.dmp

                                                                                        • memory/1720-121-0x0000000000000000-mapping.dmp

                                                                                        • memory/1728-85-0x0000000000000000-mapping.dmp

                                                                                        • memory/1728-130-0x0000000000000000-mapping.dmp

                                                                                        • memory/1740-111-0x0000000000000000-mapping.dmp

                                                                                        • memory/1772-109-0x0000000000000000-mapping.dmp

                                                                                        • memory/1804-81-0x0000000000000000-mapping.dmp

                                                                                        • memory/1836-97-0x0000000000000000-mapping.dmp

                                                                                        • memory/1884-103-0x0000000000000000-mapping.dmp

                                                                                        • memory/1968-112-0x0000000000000000-mapping.dmp

                                                                                        • memory/1984-78-0x0000000000000000-mapping.dmp

                                                                                        • memory/2004-113-0x0000000000000000-mapping.dmp

                                                                                        • memory/2044-75-0x0000000000000000-mapping.dmp

                                                                                        • memory/2044-100-0x0000000000000000-mapping.dmp