Analysis

  • max time kernel
    63s
  • max time network
    67s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-09-2022 12:38

Errors

Reason
Machine shutdown

General

  • Target

    3EBCE3A4.msi

  • Size

    1.4MB

  • MD5

    808c722e8a8c165b817196f050f70d39

  • SHA1

    104c7633f2320b8d1385132a36e36a24536309e4

  • SHA256

    2371a00ddd8b0a220b818aaed2cfa0a7453a35662579005113445e686ae23216

  • SHA512

    8849ab9196bbf51c039174da290c47027c72e333ed2dcf51b256a6a1f8a620f220c8f4273f84c3f6583efe39870b9d163e5d1c9c3830a7db4313a18cf6e1080b

  • SSDEEP

    24576:iWuDXX4QP04BMeRocDP1NOYRn4nJjgDyk7TS4MclFdBbfYNn+Nnnm6ByMEUT:i7XIfi5ooRqJ8O6FlFdB0N+Nnnm6U4

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 14 IoCs
  • Modifies data under HKEY_USERS 25 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 51 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\3EBCE3A4.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:804
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 894C6E31EBC10C6133CEF45F981F01DF
      2⤵
      • Loads dropped DLL
      PID:3652
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C2F08A738BD6FED76A073E67AA3BD345 E Global\MSI0000
      2⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of WriteProcessMemory
      PID:3664
      • C:\Windows\SysWOW64\netsh.exe
        "C:\Windows\SysWOW64\netsh.exe" interface ipv6 install
        3⤵
          PID:4576
        • C:\Windows\SysWOW64\netsh.exe
          "C:\Windows\SysWOW64\netsh.exe" ipsec static add policy name=qianye
          3⤵
            PID:4740
          • C:\Windows\SysWOW64\netsh.exe
            "C:\Windows\SysWOW64\netsh.exe" ipsec static add filterlist name=Filter1
            3⤵
              PID:2284
            • C:\Windows\SysWOW64\netsh.exe
              "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=TCP
              3⤵
                PID:3904
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=TCP
                3⤵
                  PID:2260
                • C:\Windows\SysWOW64\netsh.exe
                  "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=TCP
                  3⤵
                    PID:4960
                  • C:\Windows\SysWOW64\netsh.exe
                    "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=445 protocol=UDP
                    3⤵
                      PID:1436
                    • C:\Windows\SysWOW64\netsh.exe
                      "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=135 protocol=UDP
                      3⤵
                        PID:3776
                      • C:\Windows\SysWOW64\netsh.exe
                        "C:\Windows\SysWOW64\netsh.exe" ipsec static add filter filterlist=Filter1 srcaddr=any dstaddr=Me dstport=139 protocol=UDP
                        3⤵
                          PID:2312
                        • C:\Windows\SysWOW64\netsh.exe
                          "C:\Windows\SysWOW64\netsh.exe" ipsec static add filteraction name=FilteraAtion1 action=block
                          3⤵
                            PID:3048
                          • C:\Windows\SysWOW64\netsh.exe
                            "C:\Windows\SysWOW64\netsh.exe" ipsec static add rule name=Rule1 policy=qianye filterlist=Filter1 filteraction=FilteraAtion1
                            3⤵
                              PID:1700
                            • C:\Windows\SysWOW64\netsh.exe
                              "C:\Windows\SysWOW64\netsh.exe" ipsec static set policy name=qianye assign=y
                              3⤵
                                PID:1928
                          • C:\Windows\system32\LogonUI.exe
                            "LogonUI.exe" /flags:0x4 /state0:0xa3967855 /state1:0x41c64e6d
                            1⤵
                            • Modifies data under HKEY_USERS
                            • Suspicious use of SetWindowsHookEx
                            PID:1532

                          Network

                          MITRE ATT&CK Matrix ATT&CK v6

                          Discovery

                          Query Registry

                          1
                          T1012

                          Peripheral Device Discovery

                          1
                          T1120

                          System Information Discovery

                          1
                          T1082

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\Windows\Installer\MSI12D.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSI12D.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSI8E.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSI8E.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSIDE.tmp
                            Filesize

                            118KB

                            MD5

                            4b49c57cbefa1d2773da1f95338e294d

                            SHA1

                            108ea90d8a42cf31f7d8d7710b5fd713ca048ef9

                            SHA256

                            68c66657b569cad9cc6e1f5adf0795b5df444ec9945c0d86c62c5abc8aaddc08

                            SHA512

                            42c61f24196c2682343309cbcdcea185a4100603c649e053c11e2efadef8983c411ef4c61ca71025460baf3d4155157242b2f4ce02a88b6ca2d1922651036165

                          • C:\Windows\Installer\MSIDE.tmp
                            Filesize

                            118KB

                            MD5

                            4b49c57cbefa1d2773da1f95338e294d

                            SHA1

                            108ea90d8a42cf31f7d8d7710b5fd713ca048ef9

                            SHA256

                            68c66657b569cad9cc6e1f5adf0795b5df444ec9945c0d86c62c5abc8aaddc08

                            SHA512

                            42c61f24196c2682343309cbcdcea185a4100603c649e053c11e2efadef8983c411ef4c61ca71025460baf3d4155157242b2f4ce02a88b6ca2d1922651036165

                          • C:\Windows\Installer\MSIFCD3.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSIFCD3.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSIFFF1.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • C:\Windows\Installer\MSIFFF1.tmp
                            Filesize

                            141KB

                            MD5

                            4ba8ef50ce73395ad623c770c10e35a7

                            SHA1

                            63600584c296c0cbe1775a759c34ab384e1bbf76

                            SHA256

                            6094c813ca4bd0c647b950ba286bd338ef3623fa953b3bcf1a359b88f7296e55

                            SHA512

                            0730585476d8ded7b363afa486733c6c234704de5cf65f1171ec727f1b826c8a228c0ff5f6f6c219a220ea1794c4c462ab1d45ca48cb62e5eea94dd850ae4206

                          • memory/1436-158-0x0000000000000000-mapping.dmp
                          • memory/1700-162-0x0000000000000000-mapping.dmp
                          • memory/1928-163-0x0000000000000000-mapping.dmp
                          • memory/2260-156-0x0000000000000000-mapping.dmp
                          • memory/2284-154-0x0000000000000000-mapping.dmp
                          • memory/2312-160-0x0000000000000000-mapping.dmp
                          • memory/3048-161-0x0000000000000000-mapping.dmp
                          • memory/3652-150-0x0000000002CD0000-0x0000000002CD3000-memory.dmp
                            Filesize

                            12KB

                          • memory/3652-146-0x0000000002B80000-0x0000000002B83000-memory.dmp
                            Filesize

                            12KB

                          • memory/3652-143-0x0000000075220000-0x0000000075285000-memory.dmp
                            Filesize

                            404KB

                          • memory/3652-144-0x0000000002B80000-0x0000000002B83000-memory.dmp
                            Filesize

                            12KB

                          • memory/3652-149-0x0000000075220000-0x0000000075285000-memory.dmp
                            Filesize

                            404KB

                          • memory/3652-148-0x0000000075240000-0x0000000075290000-memory.dmp
                            Filesize

                            320KB

                          • memory/3652-132-0x0000000000000000-mapping.dmp
                          • memory/3652-147-0x0000000075220000-0x0000000075285000-memory.dmp
                            Filesize

                            404KB

                          • memory/3652-145-0x0000000075220000-0x0000000075285000-memory.dmp
                            Filesize

                            404KB

                          • memory/3664-151-0x0000000000000000-mapping.dmp
                          • memory/3776-159-0x0000000000000000-mapping.dmp
                          • memory/3904-155-0x0000000000000000-mapping.dmp
                          • memory/4576-152-0x0000000000000000-mapping.dmp
                          • memory/4740-153-0x0000000000000000-mapping.dmp
                          • memory/4960-157-0x0000000000000000-mapping.dmp