Analysis

  • max time kernel
    183s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2022, 00:25

General

  • Target

    0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe

  • Size

    586KB

  • MD5

    5031516b7698bd2a81f50bd798072566

  • SHA1

    4ad04abaf1419de3c2ec43247ad0ac152fe650e1

  • SHA256

    0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9

  • SHA512

    f037dff49b6cad6a8839ba391d76122e11afee52b5d71dd70b5dd61c98a6778d9f481fd54dd8a22671677b4f8620f7b34a98c8884726a1f213725801daa3540a

  • SSDEEP

    6144:GWZfec9EbXDk6RkQKGnmy+g4yuHOJnmy+g41l+lXDZJfLufs73dOk0XDpNjNOpyL:3ZWtI6Rk4GOJOeZJys73dOvXDpNjNe8r

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 2 IoCs
  • Sets file execution options in registry 2 TTPs 20 IoCs
  • UPX packed file 5 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 7 IoCs
  • Drops file in Windows directory 9 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
  • Views/modifies file attributes 1 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe
    "C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9.exe"
    1⤵
    • 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:2776
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
      2⤵
        PID:1424
      • C:\Windows\SysWOW64\net.exe
        net.exe start schedule /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3460
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start schedule /y
          3⤵
            PID:4416
        • C:\Windows\SysWOW64\At.exe
          At.exe 8:02:55 AM C:\Windows\Help\HelpCat.exe
          2⤵
            PID:4132
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c at 8:01:57 AM C:\Windows\Sysinf.bat
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4756
            • C:\Windows\SysWOW64\at.exe
              at 8:01:57 AM C:\Windows\Sysinf.bat
              3⤵
                PID:1824
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c at 8:04:57 AM C:\Windows\Sysinf.bat
              2⤵
                PID:3084
                • C:\Windows\SysWOW64\at.exe
                  at 8:04:57 AM C:\Windows\Sysinf.bat
                  3⤵
                    PID:3480
                • C:\Windows\SysWOW64\net.exe
                  net.exe stop wscsvc /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:228
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop wscsvc /y
                    3⤵
                      PID:3380
                  • C:\Windows\SysWOW64\net.exe
                    net.exe stop sharedaccess /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4036
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 stop sharedaccess /y
                      3⤵
                        PID:628
                    • C:\Windows\SysWOW64\net.exe
                      net.exe stop wuauserv /y
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3556
                      • C:\Windows\SysWOW64\net1.exe
                        C:\Windows\system32\net1 stop wuauserv /y
                        3⤵
                          PID:1392
                      • C:\Windows\SysWOW64\net.exe
                        net.exe stop srservice /y
                        2⤵
                        • Suspicious use of WriteProcessMemory
                        PID:2216
                        • C:\Windows\SysWOW64\net1.exe
                          C:\Windows\system32\net1 stop srservice /y
                          3⤵
                            PID:4188
                        • C:\Windows\SysWOW64\net.exe
                          net.exe stop 360timeprot /y
                          2⤵
                          • Suspicious use of WriteProcessMemory
                          PID:4232
                          • C:\Windows\SysWOW64\net1.exe
                            C:\Windows\system32\net1 stop 360timeprot /y
                            3⤵
                              PID:932
                          • C:\Windows\SysWOW64\sc.exe
                            C:\Windows\system32\sc.exe config srservice start= disabled
                            2⤵
                            • Launches sc.exe
                            PID:4672
                          • C:\Windows\SysWOW64\sc.exe
                            C:\Windows\system32\sc.exe config SharedAccess start= disabled
                            2⤵
                            • Launches sc.exe
                            PID:1352
                          • C:\Windows\SysWOW64\sc.exe
                            C:\Windows\system32\sc.exe config wscsvc start= disabled
                            2⤵
                            • Launches sc.exe
                            PID:4696
                          • C:\Windows\SysWOW64\sc.exe
                            C:\Windows\system32\sc.exe config srservice start= disabled
                            2⤵
                            • Launches sc.exe
                            PID:2840
                          • 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:1648
                          • 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:1404
                            • 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:1832
                              • C:\Windows\system\KavUpda.exe
                                C:\Windows\system\KavUpda.exe
                                2⤵
                                • Executes dropped EXE
                                • Drops autorun.inf file
                                • Drops file in System32 directory
                                • Drops file in Windows directory
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of SetWindowsHookEx
                                PID:3052
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /c C:\Windows\system32\Option.bat
                                  3⤵
                                    PID:2520
                                  • C:\Windows\SysWOW64\net.exe
                                    net.exe start schedule /y
                                    3⤵
                                      PID:1524
                                      • C:\Windows\SysWOW64\net1.exe
                                        C:\Windows\system32\net1 start schedule /y
                                        4⤵
                                          PID:4892
                                      • C:\Windows\SysWOW64\At.exe
                                        At.exe 8:03:30 AM C:\Windows\Help\HelpCat.exe
                                        3⤵
                                          PID:3836
                                        • C:\Windows\SysWOW64\cmd.exe
                                          cmd /c at 8:05:32 AM C:\Windows\Sysinf.bat
                                          3⤵
                                            PID:4144
                                            • C:\Windows\SysWOW64\at.exe
                                              at 8:05:32 AM C:\Windows\Sysinf.bat
                                              4⤵
                                                PID:1304
                                            • C:\Windows\SysWOW64\net.exe
                                              net.exe stop wscsvc /y
                                              3⤵
                                                PID:3300
                                                • C:\Windows\SysWOW64\net1.exe
                                                  C:\Windows\system32\net1 stop wscsvc /y
                                                  4⤵
                                                    PID:4652
                                                • C:\Windows\SysWOW64\net.exe
                                                  net.exe stop sharedaccess /y
                                                  3⤵
                                                    PID:480
                                                    • C:\Windows\SysWOW64\net1.exe
                                                      C:\Windows\system32\net1 stop sharedaccess /y
                                                      4⤵
                                                        PID:2940
                                                    • C:\Windows\SysWOW64\net.exe
                                                      net.exe stop srservice /y
                                                      3⤵
                                                        PID:4864
                                                        • C:\Windows\SysWOW64\net1.exe
                                                          C:\Windows\system32\net1 stop srservice /y
                                                          4⤵
                                                            PID:1212
                                                        • C:\Windows\SysWOW64\net.exe
                                                          net.exe stop 360timeprot /y
                                                          3⤵
                                                            PID:2108
                                                            • C:\Windows\SysWOW64\net1.exe
                                                              C:\Windows\system32\net1 stop 360timeprot /y
                                                              4⤵
                                                                PID:308
                                                            • C:\Windows\SysWOW64\net.exe
                                                              net.exe stop wuauserv /y
                                                              3⤵
                                                                PID:2172
                                                                • C:\Windows\SysWOW64\net1.exe
                                                                  C:\Windows\system32\net1 stop wuauserv /y
                                                                  4⤵
                                                                    PID:4388
                                                                • C:\Windows\SysWOW64\sc.exe
                                                                  C:\Windows\system32\sc.exe config srservice start= disabled
                                                                  3⤵
                                                                  • Launches sc.exe
                                                                  PID:3912
                                                                • C:\Windows\SysWOW64\sc.exe
                                                                  C:\Windows\system32\sc.exe config SharedAccess start= disabled
                                                                  3⤵
                                                                  • Launches sc.exe
                                                                  PID:3420
                                                                • C:\Windows\SysWOW64\sc.exe
                                                                  C:\Windows\system32\sc.exe config wscsvc start= disabled
                                                                  3⤵
                                                                  • Launches sc.exe
                                                                  PID:3108
                                                                • C:\Windows\SysWOW64\cmd.exe
                                                                  cmd /c at 8:02:32 AM C:\Windows\Sysinf.bat
                                                                  3⤵
                                                                    PID:4060
                                                                  • C:\Windows\SysWOW64\sc.exe
                                                                    C:\Windows\system32\sc.exe config srservice start= disabled
                                                                    3⤵
                                                                    • Launches sc.exe
                                                                    PID:4228
                                                                  • 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:3312
                                                                    • C:\Windows\SysWOW64\reg.exe
                                                                      C:\Windows\system32\reg.exe delete "hklm\SYSTEM\ControlSet001\Control\SafeBoot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}" /f
                                                                      3⤵
                                                                        PID:1872
                                                                      • C:\Windows\SysWOW64\cmd.exe
                                                                        cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                        3⤵
                                                                          PID:392
                                                                          • C:\Windows\SysWOW64\attrib.exe
                                                                            attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                            4⤵
                                                                            • Views/modifies file attributes
                                                                            PID:648
                                                                        • C:\Windows\SysWOW64\cmd.exe
                                                                          cmd /c rmdir C:\Autorun.inf /s /q
                                                                          3⤵
                                                                            PID:3008
                                                                          • C:\Windows\SysWOW64\cmd.exe
                                                                            cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                            3⤵
                                                                              PID:4548
                                                                              • C:\Windows\SysWOW64\attrib.exe
                                                                                attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                                4⤵
                                                                                • Views/modifies file attributes
                                                                                PID:2400
                                                                            • C:\Windows\SysWOW64\cmd.exe
                                                                              cmd /c rmdir C:\Autorun.inf /s /q
                                                                              3⤵
                                                                                PID:2304
                                                                              • C:\Windows\SysWOW64\cmd.exe
                                                                                cmd /c rmdir C:\Autorun.inf /s /q
                                                                                3⤵
                                                                                  PID:2152
                                                                                • C:\Windows\SysWOW64\cmd.exe
                                                                                  cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                                  3⤵
                                                                                    PID:1752
                                                                                    • C:\Windows\SysWOW64\attrib.exe
                                                                                      attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                                      4⤵
                                                                                      • Views/modifies file attributes
                                                                                      PID:3576
                                                                                  • C:\Windows\SysWOW64\cmd.exe
                                                                                    cmd /c attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                                    3⤵
                                                                                      PID:224
                                                                                      • C:\Windows\SysWOW64\attrib.exe
                                                                                        attrib -s -h -r C:\Autorun.inf\*.* /s /d
                                                                                        4⤵
                                                                                        • Views/modifies file attributes
                                                                                        PID:2940
                                                                                    • C:\Windows\SysWOW64\cmd.exe
                                                                                      cmd /c rmdir C:\Autorun.inf /s /q
                                                                                      3⤵
                                                                                        PID:3460
                                                                                    • C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe
                                                                                      0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe
                                                                                      2⤵
                                                                                      • Executes dropped EXE
                                                                                      PID:3148
                                                                                    • C:\Windows\SysWOW64\net.exe
                                                                                      net.exe stop wscsvc /y
                                                                                      2⤵
                                                                                        PID:1420
                                                                                        • C:\Windows\SysWOW64\net1.exe
                                                                                          C:\Windows\system32\net1 stop wscsvc /y
                                                                                          3⤵
                                                                                            PID:2216
                                                                                        • C:\Windows\SysWOW64\net.exe
                                                                                          net.exe stop sharedaccess /y
                                                                                          2⤵
                                                                                            PID:3844
                                                                                            • C:\Windows\SysWOW64\net1.exe
                                                                                              C:\Windows\system32\net1 stop sharedaccess /y
                                                                                              3⤵
                                                                                                PID:2116
                                                                                            • C:\Windows\SysWOW64\net.exe
                                                                                              net.exe stop wuauserv /y
                                                                                              2⤵
                                                                                                PID:2840
                                                                                                • C:\Windows\SysWOW64\net1.exe
                                                                                                  C:\Windows\system32\net1 stop wuauserv /y
                                                                                                  3⤵
                                                                                                    PID:3480
                                                                                                • C:\Windows\SysWOW64\net.exe
                                                                                                  net.exe stop 360timeprot /y
                                                                                                  2⤵
                                                                                                    PID:1228
                                                                                                    • C:\Windows\SysWOW64\net1.exe
                                                                                                      C:\Windows\system32\net1 stop 360timeprot /y
                                                                                                      3⤵
                                                                                                        PID:3664
                                                                                                    • C:\Windows\SysWOW64\net.exe
                                                                                                      net.exe stop srservice /y
                                                                                                      2⤵
                                                                                                        PID:3212
                                                                                                        • C:\Windows\SysWOW64\net1.exe
                                                                                                          C:\Windows\system32\net1 stop srservice /y
                                                                                                          3⤵
                                                                                                            PID:2416
                                                                                                      • C:\Windows\SysWOW64\at.exe
                                                                                                        at 8:02:32 AM C:\Windows\Sysinf.bat
                                                                                                        1⤵
                                                                                                          PID:3548

                                                                                                        Network

                                                                                                              MITRE ATT&CK Enterprise v6

                                                                                                              Replay Monitor

                                                                                                              Loading Replay Monitor...

                                                                                                              Downloads

                                                                                                              • C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe

                                                                                                                Filesize

                                                                                                                131KB

                                                                                                                MD5

                                                                                                                21ac6a552be4e0afcd2af628780108f0

                                                                                                                SHA1

                                                                                                                a8da5ca19f808666c3ecbcd7175214f07df8544b

                                                                                                                SHA256

                                                                                                                f92101d268f817e892d037eea977651c661eb2e50d7b5a62c4109dc3757b16fa

                                                                                                                SHA512

                                                                                                                85533af7cb7d5a0102125bfc99c9c90a2624da2f7421ddb781afbf0137a866b62bfeedbae2196320c5ca6d3ec71a4bbbbc4997cc69b5f526fd0c7664a848b150

                                                                                                              • C:\Users\Admin\AppData\Local\Temp\0850b43f393f49b41a6c999857abe75ffb8afd3144448774ac1422ef57a124f9~4.exe

                                                                                                                Filesize

                                                                                                                131KB

                                                                                                                MD5

                                                                                                                21ac6a552be4e0afcd2af628780108f0

                                                                                                                SHA1

                                                                                                                a8da5ca19f808666c3ecbcd7175214f07df8544b

                                                                                                                SHA256

                                                                                                                f92101d268f817e892d037eea977651c661eb2e50d7b5a62c4109dc3757b16fa

                                                                                                                SHA512

                                                                                                                85533af7cb7d5a0102125bfc99c9c90a2624da2f7421ddb781afbf0137a866b62bfeedbae2196320c5ca6d3ec71a4bbbbc4997cc69b5f526fd0c7664a848b150

                                                                                                              • 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\System\KavUpda.exe

                                                                                                                Filesize

                                                                                                                455KB

                                                                                                                MD5

                                                                                                                312344b437fdde00deb71dbea649ac0a

                                                                                                                SHA1

                                                                                                                b4b84accd8f28819fe771415478d83eaa62cbd2a

                                                                                                                SHA256

                                                                                                                df0e3685582c576e86feb58ca7e57ef428f14ed762c6a785246eb196138499a2

                                                                                                                SHA512

                                                                                                                8172d184fb63156fa1d37407a655cf138077ee0673d7b2dbfb1a6de9ffd843e816feeef033b8776129902b2b3a1eb490fe3be00e6acef623506f7e4c4c65a2d6

                                                                                                              • C:\Windows\regedt32.sys

                                                                                                                Filesize

                                                                                                                2KB

                                                                                                                MD5

                                                                                                                e7d7ec66bd61fac3843c98650b0c68f6

                                                                                                                SHA1

                                                                                                                a15ae06e1be51038863650746368a71024539bac

                                                                                                                SHA256

                                                                                                                6475d5ecc14fea090774be55723d2d52b7ec7670527a7dbd61edf28c77944cb8

                                                                                                                SHA512

                                                                                                                ac9e9893f5a0af03957731445f63279085f164e9a968d706a99d13012e4459314a7ccc32dc48f62379d69e21a0953c13543c9ded38b5ad5fbc346aa442af1ae6

                                                                                                              • C:\Windows\system\KavUpda.exe

                                                                                                                Filesize

                                                                                                                455KB

                                                                                                                MD5

                                                                                                                312344b437fdde00deb71dbea649ac0a

                                                                                                                SHA1

                                                                                                                b4b84accd8f28819fe771415478d83eaa62cbd2a

                                                                                                                SHA256

                                                                                                                df0e3685582c576e86feb58ca7e57ef428f14ed762c6a785246eb196138499a2

                                                                                                                SHA512

                                                                                                                8172d184fb63156fa1d37407a655cf138077ee0673d7b2dbfb1a6de9ffd843e816feeef033b8776129902b2b3a1eb490fe3be00e6acef623506f7e4c4c65a2d6

                                                                                                              • memory/2776-160-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                                                Filesize

                                                                                                                256KB

                                                                                                              • memory/2776-132-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                                                Filesize

                                                                                                                256KB

                                                                                                              • memory/3052-168-0x0000000000400000-0x0000000000440000-memory.dmp

                                                                                                                Filesize

                                                                                                                256KB