Analysis

  • max time kernel
    167s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 18:56

General

  • Target

    2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe

  • Size

    305KB

  • MD5

    456d70ea849a2259771e8380247aacb0

  • SHA1

    6c8d3149b2b7dfb848853f5ad0a4e3c7831a105d

  • SHA256

    2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96

  • SHA512

    1ca08dccfff0b9126e9193ea56274642462a30331866dfd34220a77982a69864ac09ec41a7791dddb07aa6a465c1b25f8fba52f1b3af974a3c51f408aa03ea9d

  • SSDEEP

    6144:b7nI8TmAfM8D2tWq96ZuZ9wty3pdEIr1CJTk:fnIwmAE8D2tWq96IZ9wIpqW1CK

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 5 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 5 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • UPX packed file 20 IoCs

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

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 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 21 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 17 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe
    "C:\Users\Admin\AppData\Local\Temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe"
    1⤵
    • Sets file execution options in registry
    • Checks computer location settings
    • Adds Run key to start application
    • Checks for any installed AV software in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4896
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c echo ok
      2⤵
        PID:208
      • C:\Windows\SysWOW64\cacls.exe
        "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Admin:F
        2⤵
          PID:4152
        • C:\Windows\SysWOW64\cacls.exe
          "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Everyone:F
          2⤵
            PID:1112
          • \??\c:\users\admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe.log
            "c:\users\admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe.log"
            2⤵
            • Executes dropped EXE
            • Sets file execution options in registry
            • Checks computer location settings
            • Checks for any installed AV software in registry
            • Checks whether UAC is enabled
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3252
            • C:\Windows\SysWOW64\cmd.exe
              cmd.exe /c echo ok
              3⤵
                PID:4396
              • C:\Windows\SysWOW64\cacls.exe
                "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Admin:F
                3⤵
                  PID:1284
                • C:\Windows\SysWOW64\cacls.exe
                  "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Everyone:F
                  3⤵
                    PID:1248
                  • C:\Windows\SysWOW64\cacls.exe
                    "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\smss.exe /e /t /g Admin:F
                    3⤵
                      PID:4028
                    • C:\Windows\SysWOW64\cacls.exe
                      "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\smss.exe /e /t /g Everyone:F
                      3⤵
                        PID:1948
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd.exe /c rd /s /q "C:\Windows\system32\com\smss.exe"
                        3⤵
                          PID:4388
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /c del /F /Q "C:\Windows\system32\com\lsass.exe"
                          3⤵
                            PID:3780
                          • C:\Windows\SysWOW64\com\lsass.exe
                            "C:\Windows\system32\com\lsass.exe"
                            3⤵
                            • Executes dropped EXE
                            • Sets file execution options in registry
                            • Checks computer location settings
                            • Loads dropped DLL
                            • Checks for any installed AV software in registry
                            • Checks whether UAC is enabled
                            • Enumerates connected drives
                            • Drops autorun.inf file
                            • Drops file in System32 directory
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of SetWindowsHookEx
                            • Suspicious use of WriteProcessMemory
                            PID:3836
                            • C:\Windows\SysWOW64\cmd.exe
                              cmd.exe /c echo ok
                              4⤵
                                PID:3916
                              • C:\Windows\SysWOW64\cacls.exe
                                "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Admin:F
                                4⤵
                                  PID:864
                                • C:\Windows\SysWOW64\cacls.exe
                                  "C:\Windows\System32\cacls.exe" C:\Windows\system32\com /e /t /g Everyone:F
                                  4⤵
                                    PID:3152
                                  • C:\Windows\SysWOW64\cacls.exe
                                    "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\lsass.exe /e /t /g Admin:F
                                    4⤵
                                      PID:4892
                                    • C:\Windows\SysWOW64\cacls.exe
                                      "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\lsass.exe /e /t /g Everyone:F
                                      4⤵
                                        PID:1504
                                      • C:\Windows\SysWOW64\cacls.exe
                                        "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\smss.exe /e /t /g Admin:F
                                        4⤵
                                          PID:3764
                                        • C:\Windows\SysWOW64\cacls.exe
                                          "C:\Windows\System32\cacls.exe" C:\Windows\system32\com\smss.exe /e /t /g Everyone:F
                                          4⤵
                                            PID:2320
                                          • C:\Windows\SysWOW64\cmd.exe
                                            cmd.exe /c rd /s /q "C:\Windows\system32\com\smss.exe"
                                            4⤵
                                              PID:1300
                                            • C:\Windows\SysWOW64\cmd.exe
                                              cmd.exe /c rd /s /q "C:\Windows\system32\com\lsass.exe"
                                              4⤵
                                                PID:876
                                              • C:\Windows\SysWOW64\regsvr32.exe
                                                "C:\Windows\System32\regsvr32.exe" C:\Windows\system32\com\netcfg.dll /s
                                                4⤵
                                                • Loads dropped DLL
                                                • Modifies registry class
                                                PID:4064
                                              • C:\Windows\SysWOW64\com\smss.exe
                                                C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\~.exe
                                                4⤵
                                                • Executes dropped EXE
                                                • Loads dropped DLL
                                                PID:2084
                                              • C:\Windows\SysWOW64\cmd.exe
                                                cmd.exe /c rd /s /q "C:\Windows\system32\dnsq.dll"
                                                4⤵
                                                  PID:4052
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  cmd.exe /c rd /s /q "C:\Windows\system32\com\bak"
                                                  4⤵
                                                    PID:2524
                                                  • C:\Windows\SysWOW64\ping.exe
                                                    ping.exe -f -n 1 www.baidu.com
                                                    4⤵
                                                    • Runs ping.exe
                                                    PID:3440
                                                • C:\Users\Admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe
                                                  "C:\Users\Admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe"
                                                  3⤵
                                                  • Executes dropped EXE
                                                  PID:1296
                                                • C:\Windows\SysWOW64\com\lsass.exe
                                                  ^c:\users\admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe.log
                                                  3⤵
                                                  • Executes dropped EXE
                                                  • Checks whether UAC is enabled
                                                  • Suspicious use of SetWindowsHookEx
                                                  PID:672

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe

                                              Filesize

                                              121KB

                                              MD5

                                              d68c76c06e7c214e75568cf33681e703

                                              SHA1

                                              25770e6a917f6f3f0fd8842c505510f988e894b0

                                              SHA256

                                              74710d859e37240d2f08bc8a85ab9ce211dbb664e810c580c256cfcad23e0c15

                                              SHA512

                                              eba7a70ff65b9f2132a713a41dd62aafd7e13a20c6b04dcd08496ae281f722b5ced9cbbe943f11cd7a8e87eb64bab5b5b754cfb9a77cd24a2c5f7cb3675ea052

                                            • C:\Users\Admin\AppData\Local\Temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe.log

                                              Filesize

                                              305KB

                                              MD5

                                              456d70ea849a2259771e8380247aacb0

                                              SHA1

                                              6c8d3149b2b7dfb848853f5ad0a4e3c7831a105d

                                              SHA256

                                              2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96

                                              SHA512

                                              1ca08dccfff0b9126e9193ea56274642462a30331866dfd34220a77982a69864ac09ec41a7791dddb07aa6a465c1b25f8fba52f1b3af974a3c51f408aa03ea9d

                                            • C:\Windows\SysWOW64\Com\lsass.exe

                                              Filesize

                                              92KB

                                              MD5

                                              63c116bb81aec29d3da6427ac0569095

                                              SHA1

                                              fecaa03fd4290cdad785bac8942ab17ad90c0a41

                                              SHA256

                                              a8b60ca820277a3d6f8fc9b950e84a544ab0643c946243d94bc408b86566f3e6

                                              SHA512

                                              bb83cd4f0776e5363f2dc94ec948df9257899b1945d04ad78847770af95bc716ad36c436395e92029e11fc793a0af99e74fe5312cd10158da837b42eb93a314e

                                            • C:\Windows\SysWOW64\Com\lsass.exe

                                              Filesize

                                              92KB

                                              MD5

                                              63c116bb81aec29d3da6427ac0569095

                                              SHA1

                                              fecaa03fd4290cdad785bac8942ab17ad90c0a41

                                              SHA256

                                              a8b60ca820277a3d6f8fc9b950e84a544ab0643c946243d94bc408b86566f3e6

                                              SHA512

                                              bb83cd4f0776e5363f2dc94ec948df9257899b1945d04ad78847770af95bc716ad36c436395e92029e11fc793a0af99e74fe5312cd10158da837b42eb93a314e

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

                                              Filesize

                                              16KB

                                              MD5

                                              d1f6b9273cbb2e23aeed11346d0072c5

                                              SHA1

                                              0d012a7c7b37082dcbd5e1688f72eeade705f825

                                              SHA256

                                              dfb2d7cdc6ea056948d09fe139255af2dcc58f3581f4a50f4e5ee0f5a03c39fc

                                              SHA512

                                              4c3ab878131ad38a54d04cf0d268430ab98a67df474a18ee7858c62561d90ec14c34ed63dd973fdf24115ebf17ef65a6a9fc9ac612c247903e881e584dc3b77e

                                            • C:\Windows\SysWOW64\Com\smss.exe

                                              Filesize

                                              40KB

                                              MD5

                                              ae1cd1d740c265b7f18f827f9e37afab

                                              SHA1

                                              6b976bc56e4021e7237b3cd4dbe412b6949fb0a0

                                              SHA256

                                              a961e4f09ebcf11e1e384361d20d4ac031b3c159b9e6d50e3b4612102bef2a11

                                              SHA512

                                              c8f973cbece698f0701171be501c5c24fb77345c05c136ba992b97f74b81c0487e4039c5bb9b43176cc3815e8f2181377811a8a4d8fb08f741fa304767b50571

                                            • C:\Windows\SysWOW64\com\lsass.exe

                                              Filesize

                                              92KB

                                              MD5

                                              63c116bb81aec29d3da6427ac0569095

                                              SHA1

                                              fecaa03fd4290cdad785bac8942ab17ad90c0a41

                                              SHA256

                                              a8b60ca820277a3d6f8fc9b950e84a544ab0643c946243d94bc408b86566f3e6

                                              SHA512

                                              bb83cd4f0776e5363f2dc94ec948df9257899b1945d04ad78847770af95bc716ad36c436395e92029e11fc793a0af99e74fe5312cd10158da837b42eb93a314e

                                            • C:\Windows\SysWOW64\com\netcfg.dll

                                              Filesize

                                              16KB

                                              MD5

                                              d1f6b9273cbb2e23aeed11346d0072c5

                                              SHA1

                                              0d012a7c7b37082dcbd5e1688f72eeade705f825

                                              SHA256

                                              dfb2d7cdc6ea056948d09fe139255af2dcc58f3581f4a50f4e5ee0f5a03c39fc

                                              SHA512

                                              4c3ab878131ad38a54d04cf0d268430ab98a67df474a18ee7858c62561d90ec14c34ed63dd973fdf24115ebf17ef65a6a9fc9ac612c247903e881e584dc3b77e

                                            • C:\Windows\SysWOW64\com\smss.exe

                                              Filesize

                                              40KB

                                              MD5

                                              ae1cd1d740c265b7f18f827f9e37afab

                                              SHA1

                                              6b976bc56e4021e7237b3cd4dbe412b6949fb0a0

                                              SHA256

                                              a961e4f09ebcf11e1e384361d20d4ac031b3c159b9e6d50e3b4612102bef2a11

                                              SHA512

                                              c8f973cbece698f0701171be501c5c24fb77345c05c136ba992b97f74b81c0487e4039c5bb9b43176cc3815e8f2181377811a8a4d8fb08f741fa304767b50571

                                            • C:\Windows\SysWOW64\com\smss.exe

                                              Filesize

                                              40KB

                                              MD5

                                              ae1cd1d740c265b7f18f827f9e37afab

                                              SHA1

                                              6b976bc56e4021e7237b3cd4dbe412b6949fb0a0

                                              SHA256

                                              a961e4f09ebcf11e1e384361d20d4ac031b3c159b9e6d50e3b4612102bef2a11

                                              SHA512

                                              c8f973cbece698f0701171be501c5c24fb77345c05c136ba992b97f74b81c0487e4039c5bb9b43176cc3815e8f2181377811a8a4d8fb08f741fa304767b50571

                                            • C:\Windows\SysWOW64\com\smss.exe

                                              Filesize

                                              40KB

                                              MD5

                                              ae1cd1d740c265b7f18f827f9e37afab

                                              SHA1

                                              6b976bc56e4021e7237b3cd4dbe412b6949fb0a0

                                              SHA256

                                              a961e4f09ebcf11e1e384361d20d4ac031b3c159b9e6d50e3b4612102bef2a11

                                              SHA512

                                              c8f973cbece698f0701171be501c5c24fb77345c05c136ba992b97f74b81c0487e4039c5bb9b43176cc3815e8f2181377811a8a4d8fb08f741fa304767b50571

                                            • C:\Windows\SysWOW64\dnsq.dll

                                              Filesize

                                              31KB

                                              MD5

                                              a475c31bf62b806dc6fcd1c30944265c

                                              SHA1

                                              1f35c6fcf9edff883b30cf1d6938dfedd061d4a3

                                              SHA256

                                              d21d297acb59782cb06ab61d06ba6b07e34fc332f8e00bd51615a0fdd7af534d

                                              SHA512

                                              325d34018fba3263994d9b9187452bff8c4ae32193273f499647b31afacf1d6e28a3d75e1bd8097e42c688d436561e065b7d4f5e1eb3e912949c5e02183de540

                                            • C:\Windows\SysWOW64\dnsq.dll

                                              Filesize

                                              31KB

                                              MD5

                                              a475c31bf62b806dc6fcd1c30944265c

                                              SHA1

                                              1f35c6fcf9edff883b30cf1d6938dfedd061d4a3

                                              SHA256

                                              d21d297acb59782cb06ab61d06ba6b07e34fc332f8e00bd51615a0fdd7af534d

                                              SHA512

                                              325d34018fba3263994d9b9187452bff8c4ae32193273f499647b31afacf1d6e28a3d75e1bd8097e42c688d436561e065b7d4f5e1eb3e912949c5e02183de540

                                            • C:\Windows\SysWOW64\dnsq.dll

                                              Filesize

                                              31KB

                                              MD5

                                              a475c31bf62b806dc6fcd1c30944265c

                                              SHA1

                                              1f35c6fcf9edff883b30cf1d6938dfedd061d4a3

                                              SHA256

                                              d21d297acb59782cb06ab61d06ba6b07e34fc332f8e00bd51615a0fdd7af534d

                                              SHA512

                                              325d34018fba3263994d9b9187452bff8c4ae32193273f499647b31afacf1d6e28a3d75e1bd8097e42c688d436561e065b7d4f5e1eb3e912949c5e02183de540

                                            • \??\c:\users\admin\appdata\local\temp\2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96.exe.log

                                              Filesize

                                              305KB

                                              MD5

                                              456d70ea849a2259771e8380247aacb0

                                              SHA1

                                              6c8d3149b2b7dfb848853f5ad0a4e3c7831a105d

                                              SHA256

                                              2cac37c8a1ce506cbabaee908d7a94fec709a2fca8604cd5645b3433841f3e96

                                              SHA512

                                              1ca08dccfff0b9126e9193ea56274642462a30331866dfd34220a77982a69864ac09ec41a7791dddb07aa6a465c1b25f8fba52f1b3af974a3c51f408aa03ea9d

                                            • memory/208-133-0x0000000000000000-mapping.dmp

                                            • memory/672-159-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/672-155-0x0000000000000000-mapping.dmp

                                            • memory/864-160-0x0000000000000000-mapping.dmp

                                            • memory/876-169-0x0000000000000000-mapping.dmp

                                            • memory/1112-135-0x0000000000000000-mapping.dmp

                                            • memory/1248-144-0x0000000000000000-mapping.dmp

                                            • memory/1284-143-0x0000000000000000-mapping.dmp

                                            • memory/1296-153-0x0000000000000000-mapping.dmp

                                            • memory/1300-166-0x0000000000000000-mapping.dmp

                                            • memory/1504-163-0x0000000000000000-mapping.dmp

                                            • memory/1948-146-0x0000000000000000-mapping.dmp

                                            • memory/2084-172-0x0000000000000000-mapping.dmp

                                            • memory/2084-180-0x0000000010000000-0x0000000010019000-memory.dmp

                                              Filesize

                                              100KB

                                            • memory/2320-165-0x0000000000000000-mapping.dmp

                                            • memory/2524-182-0x0000000000000000-mapping.dmp

                                            • memory/3152-161-0x0000000000000000-mapping.dmp

                                            • memory/3252-157-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/3252-137-0x0000000000000000-mapping.dmp

                                            • memory/3252-141-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/3440-184-0x0000000000000000-mapping.dmp

                                            • memory/3764-164-0x0000000000000000-mapping.dmp

                                            • memory/3780-149-0x0000000000000000-mapping.dmp

                                            • memory/3836-183-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/3836-167-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/3836-150-0x0000000000000000-mapping.dmp

                                            • memory/3836-179-0x0000000010000000-0x0000000010019000-memory.dmp

                                              Filesize

                                              100KB

                                            • memory/3916-158-0x0000000000000000-mapping.dmp

                                            • memory/4028-145-0x0000000000000000-mapping.dmp

                                            • memory/4052-181-0x0000000000000000-mapping.dmp

                                            • memory/4064-170-0x0000000000000000-mapping.dmp

                                            • memory/4152-134-0x0000000000000000-mapping.dmp

                                            • memory/4388-147-0x0000000000000000-mapping.dmp

                                            • memory/4396-140-0x0000000000000000-mapping.dmp

                                            • memory/4892-162-0x0000000000000000-mapping.dmp

                                            • memory/4896-136-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/4896-142-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB

                                            • memory/4896-132-0x0000000000400000-0x000000000042C000-memory.dmp

                                              Filesize

                                              176KB