Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-06-2024 03:55

General

  • Target

    8cd07c066d43459d9a254b678d23cb56_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    8cd07c066d43459d9a254b678d23cb56

  • SHA1

    4d81ea9cf3f2e529e2196f5c4e0863d007642b25

  • SHA256

    fcc1e8e6a507d8379f5ddd46d47de2d846e5be37acdc117a7e103bacfd075b3e

  • SHA512

    b7c9a3cb907385e19a57c56bbf43217f6ceec9f20605acc8149d97d4cdf73c1493974983246453f306fb7f48c6f037efb577399d84c3f1a3a3a19bcb6830ea0a

  • SSDEEP

    3072:/K08JHSK2wlYUPeYcOcc37J3nQTSleBo67K1iHiHqr/:/V8Rn2mYUPe9OccLJXazBo67OiCH+

Malware Config

Signatures

  • Sets file execution options in registry 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 12 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 7 IoCs

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

  • Drops file in System32 directory 26 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cd07c066d43459d9a254b678d23cb56_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8cd07c066d43459d9a254b678d23cb56_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4460
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c echo ok
      2⤵
        PID:3956
      • C:\Windows\SysWOW64\cacls.exe
        "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Admin:F
        2⤵
          PID:3636
        • C:\Windows\SysWOW64\cacls.exe
          "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Everyone:F
          2⤵
            PID:1140
          • C:\Windows\SysWOW64\cacls.exe
            "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\LSASS.EXE /e /t /g Admin:F
            2⤵
              PID:3808
            • C:\Windows\SysWOW64\cacls.exe
              "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\LSASS.EXE /e /t /g Everyone:F
              2⤵
                PID:3104
              • C:\Windows\SysWOW64\cacls.exe
                "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\SMSS.EXE /e /t /g Admin:F
                2⤵
                  PID:548
                • C:\Windows\SysWOW64\cacls.exe
                  "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\SMSS.EXE /e /t /g Everyone:F
                  2⤵
                    PID:2628
                  • C:\Windows\SysWOW64\ntfsus.exe
                    C:\Windows\system32\ntfsus.exe
                    2⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Checks for any installed AV software in registry
                    • Drops file in System32 directory
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:5764
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd.exe /c del /F /Q "C:\Windows\system32\ntfsus.exe"
                      3⤵
                        PID:3344
                    • C:\Windows\SysWOW64\regsvr32.exe
                      "C:\Windows\System32\regsvr32.exe" C:\Windows\system32\com\netcfg.dll /s
                      2⤵
                      • Loads dropped DLL
                      • Modifies registry class
                      PID:2988
                    • C:\Windows\SysWOW64\com\LSASS.EXE
                      "C:\Windows\system32\com\LSASS.EXE"
                      2⤵
                      • Sets file execution options in registry
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Checks whether UAC is enabled
                      • Enumerates connected drives
                      • Drops autorun.inf file
                      • Drops file in System32 directory
                      • Suspicious use of SetWindowsHookEx
                      • Suspicious use of WriteProcessMemory
                      PID:3748
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd.exe /c echo ok
                        3⤵
                          PID:2732
                        • C:\Windows\SysWOW64\cacls.exe
                          "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Admin:F
                          3⤵
                            PID:4952
                          • C:\Windows\SysWOW64\cacls.exe
                            "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Everyone:F
                            3⤵
                              PID:2720
                            • C:\Windows\SysWOW64\cacls.exe
                              "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\LSASS.EXE /e /t /g Admin:F
                              3⤵
                                PID:5152
                              • C:\Windows\SysWOW64\cacls.exe
                                "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\LSASS.EXE /e /t /g Everyone:F
                                3⤵
                                  PID:4728
                                • C:\Windows\SysWOW64\cacls.exe
                                  "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\SMSS.EXE /e /t /g Admin:F
                                  3⤵
                                    PID:4828
                                  • C:\Windows\SysWOW64\cacls.exe
                                    "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\SMSS.EXE /e /t /g Everyone:F
                                    3⤵
                                      PID:5744
                                    • C:\Windows\SysWOW64\cmd.exe
                                      cmd.exe /c rd /s /q "C:\Windows\system32\com\SMSS.EXE"
                                      3⤵
                                        PID:5332
                                      • C:\Windows\SysWOW64\cmd.exe
                                        cmd.exe /c rd /s /q "C:\Windows\system32\ntfsus.exe"
                                        3⤵
                                          PID:3380
                                        • C:\Windows\SysWOW64\cmd.exe
                                          cmd.exe /c rd /s /q "C:\Windows\system32\com\LSASS.EXE"
                                          3⤵
                                            PID:5692
                                          • C:\Windows\SysWOW64\ntfsus.exe
                                            C:\Windows\system32\ntfsus.exe
                                            3⤵
                                            • Executes dropped EXE
                                            • Loads dropped DLL
                                            • Checks for any installed AV software in registry
                                            • Drops file in System32 directory
                                            • Suspicious use of AdjustPrivilegeToken
                                            • Suspicious use of SetWindowsHookEx
                                            PID:1780
                                            • C:\Windows\SysWOW64\cmd.exe
                                              cmd.exe /c del /F /Q "C:\Windows\system32\ntfsus.exe"
                                              4⤵
                                                PID:3520
                                            • C:\Windows\SysWOW64\cmd.exe
                                              cmd.exe /c rd /s /q "C:\Windows\system32\com\netcfg.000"
                                              3⤵
                                                PID:3184
                                              • C:\Windows\SysWOW64\cmd.exe
                                                cmd.exe /c rd /s /q "C:\Windows\system32\com\netcfg.dll"
                                                3⤵
                                                  PID:5468
                                                • C:\Windows\SysWOW64\regsvr32.exe
                                                  "C:\Windows\System32\regsvr32.exe" C:\Windows\system32\com\netcfg.dll /s
                                                  3⤵
                                                  • Loads dropped DLL
                                                  • Modifies registry class
                                                  PID:4440
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  cmd.exe /c "C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE^|C:\pagefile.pif"
                                                  3⤵
                                                    PID:796
                                                    • C:\Windows\SysWOW64\com\SMSS.EXE
                                                      C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE|C:\pagefile.pif
                                                      4⤵
                                                      • Executes dropped EXE
                                                      PID:3356
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    cmd.exe /c "C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE^|D:\pagefile.pif"
                                                    3⤵
                                                      PID:5576
                                                      • C:\Windows\SysWOW64\com\SMSS.EXE
                                                        C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE|D:\pagefile.pif
                                                        4⤵
                                                        • Executes dropped EXE
                                                        PID:2980
                                                    • C:\Windows\SysWOW64\cmd.exe
                                                      cmd.exe /c "C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE^|E:\pagefile.pif"
                                                      3⤵
                                                        PID:6088
                                                        • C:\Windows\SysWOW64\com\SMSS.EXE
                                                          C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE|E:\pagefile.pif
                                                          4⤵
                                                          • Executes dropped EXE
                                                          PID:752
                                                      • C:\Windows\SysWOW64\com\SMSS.EXE
                                                        C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\~.exe
                                                        3⤵
                                                        • Executes dropped EXE
                                                        PID:1920
                                                      • C:\Windows\SysWOW64\cmd.exe
                                                        cmd.exe /c rd /s /q "C:\Windows\system32\dnsq.dll"
                                                        3⤵
                                                          PID:4068
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          cmd.exe /c rd /s /q "C:\Windows\system32\com\bak"
                                                          3⤵
                                                            PID:1684
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            cmd.exe /c "C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE^|D:\pagefile.pif"
                                                            3⤵
                                                              PID:2244
                                                              • C:\Windows\SysWOW64\com\SMSS.EXE
                                                                C:\Windows\system32\com\SMSS.EXE C:\Windows\system32\com\LSASS.EXE|D:\pagefile.pif
                                                                4⤵
                                                                • Executes dropped EXE
                                                                PID:2248
                                                            • C:\Windows\SysWOW64\cmd.exe
                                                              cmd.exe /c rd /s /q "C:\Windows\system32\com\bak"
                                                              3⤵
                                                                PID:1852
                                                              • C:\Windows\SysWOW64\ping.exe
                                                                ping.exe -f -n 1 www.baidu.com
                                                                3⤵
                                                                • Runs ping.exe
                                                                PID:5024
                                                              • C:\Windows\SysWOW64\ping.exe
                                                                ping.exe -f -n 1 www.baidu.com
                                                                3⤵
                                                                • Runs ping.exe
                                                                PID:3396

                                                          Network

                                                          MITRE ATT&CK Enterprise v15

                                                          Replay Monitor

                                                          Loading Replay Monitor...

                                                          Downloads

                                                          • C:\Windows\SysWOW64\Com\LSASS.EXE

                                                            Filesize

                                                            124KB

                                                            MD5

                                                            8cd07c066d43459d9a254b678d23cb56

                                                            SHA1

                                                            4d81ea9cf3f2e529e2196f5c4e0863d007642b25

                                                            SHA256

                                                            fcc1e8e6a507d8379f5ddd46d47de2d846e5be37acdc117a7e103bacfd075b3e

                                                            SHA512

                                                            b7c9a3cb907385e19a57c56bbf43217f6ceec9f20605acc8149d97d4cdf73c1493974983246453f306fb7f48c6f037efb577399d84c3f1a3a3a19bcb6830ea0a

                                                          • C:\Windows\SysWOW64\Com\netcfg.000

                                                            Filesize

                                                            16KB

                                                            MD5

                                                            7717b0f79da72b7b413737f01e77d046

                                                            SHA1

                                                            c3d8d77ecc189889266f7d9caf790cd44d18a68e

                                                            SHA256

                                                            bf219f34839abffd6b081367796998eddaee37ad561257dc4cc05b929eeeb1fb

                                                            SHA512

                                                            8dc7b7ad44bd928e9df0992ada2c337b316917ec9ad829a4f01a4d8fa6c7d91950ac3631e095b6bd599172751db7a2cf6a75fa4a412d54e7e57e0ea2c944cd7d

                                                          • C:\Windows\SysWOW64\com\SMSS.EXE

                                                            Filesize

                                                            20KB

                                                            MD5

                                                            1ca2374a1596448c455d80faacba1a42

                                                            SHA1

                                                            a3ac99d67db9f4b02788b41aea694d2fbe0d3c3a

                                                            SHA256

                                                            182f2f05e12e110ca94c424a15f532f4bde6bcb0d8e3290bf6988afe2032043c

                                                            SHA512

                                                            75ede2ad654fc9d17b5f4b41f3a6b86034feda7c11c6cf9693a148cf4e1111a1f848dd3a6c05e049fc1ce25e865b470685d94d18a3b44ed48aa44e58be675cdb

                                                          • C:\Windows\SysWOW64\dnsq.dll

                                                            Filesize

                                                            21KB

                                                            MD5

                                                            1001c02aa2efa74e1d97b8a2f4502c0e

                                                            SHA1

                                                            dc835ca32a526811e49524cd35d90b7f09851459

                                                            SHA256

                                                            785a8f0b96667a0b1e392f05138cc4c7d0ef249d21f993fec47bbc226a146fcf

                                                            SHA512

                                                            a8d188be859c15de6cac6adc58e058eebadb432595e145038133dc43fb0935afd9607f5ceb593e4c98e559fd60cd39038cc12a2e34d6c6b74d9f29db332407fa

                                                          • C:\Windows\SysWOW64\ntfsus.exe

                                                            Filesize

                                                            33KB

                                                            MD5

                                                            bdca4ed5878c1bd46dc436e845aa106e

                                                            SHA1

                                                            d38a28d3d741e1a11058945ea17bf0db9d105ecd

                                                            SHA256

                                                            02461a05b0a633a812eb0e60888d1ef0dacd7f2930c09bb8341d9a824ef05aa8

                                                            SHA512

                                                            c0d125cd9f29924365b4f280a7c53dcda6eebcc511297b5f17c21e1dc7d69df1715052310abfbd013dcb62794b224b3691b943cf6d87cfa7b45eca703150924e

                                                          • memory/1780-49-0x0000000010000000-0x0000000010011000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/1780-50-0x0000000000400000-0x0000000000411000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/1780-51-0x0000000010000000-0x0000000010011000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/2988-28-0x0000000010000000-0x0000000010010000-memory.dmp

                                                            Filesize

                                                            64KB

                                                          • memory/4440-63-0x0000000010000000-0x0000000010010000-memory.dmp

                                                            Filesize

                                                            64KB

                                                          • memory/5764-18-0x0000000000400000-0x0000000000411000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/5764-19-0x0000000010000000-0x0000000010011000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/5764-17-0x0000000010000000-0x0000000010011000-memory.dmp

                                                            Filesize

                                                            68KB

                                                          • memory/5764-7-0x0000000000400000-0x0000000000411000-memory.dmp

                                                            Filesize

                                                            68KB