Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 06:08

General

  • Target

    47b9a89d11588b8198db558699d26d1dd666df1f46d1bcc4a3c35ad35e338cd6.exe

  • Size

    64KB

  • MD5

    6398c11a451ac8336a71e84b7d0cfed1

  • SHA1

    88c4162f6ae08c966e9e60c15a6b0cfacd8355a1

  • SHA256

    47b9a89d11588b8198db558699d26d1dd666df1f46d1bcc4a3c35ad35e338cd6

  • SHA512

    dddcd61718bef6c78e3f9d1a5863ee13ac9719db09d4dadbb9493d1ed7c62bf086ffdc59de70f5fc0c175701b691b2f3f372e7c5389bdb912cc5b67c4397896f

  • SSDEEP

    768:ii8n7UjPxg5I0T6GPjaojhYhwEv0yEieQL1JCMySpBIeVKr/SazNPvK7:L87UjPmTLj1Shwkv91Jdy6mMKbZzxK7

Score
10/10

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • UPX packed file 5 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:64
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:788
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2480
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2500
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2740
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:2596
                  • C:\Users\Admin\AppData\Local\Temp\47b9a89d11588b8198db558699d26d1dd666df1f46d1bcc4a3c35ad35e338cd6.exe
                    "C:\Users\Admin\AppData\Local\Temp\47b9a89d11588b8198db558699d26d1dd666df1f46d1bcc4a3c35ad35e338cd6.exe"
                    2⤵
                    • UAC bypass
                    • Checks whether UAC is enabled
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4112
                    • C:\Windows\SysWOW64\REGEDT32.EXE
                      "C:\Windows\system32\REGEDT32.EXE"
                      3⤵
                        PID:4684
                      • C:\Windows\SysWOW64\NOTEPAD.EXE
                        "C:\Windows\system32\NOTEPAD.EXE"
                        3⤵
                          PID:4736
                        • C:\Windows\SysWOW64\WRITE.EXE
                          "C:\Windows\system32\WRITE.EXE"
                          3⤵
                            PID:4740
                          • C:\Windows\SysWOW64\REGEDT32.EXE
                            "C:\Windows\system32\REGEDT32.EXE"
                            3⤵
                              PID:2208
                            • C:\Windows\SysWOW64\WRITE.EXE
                              "C:\Windows\system32\WRITE.EXE"
                              3⤵
                                PID:4928
                              • C:\Windows\SysWOW64\CMD.EXE
                                "C:\Windows\system32\CMD.EXE"
                                3⤵
                                  PID:4932
                                • C:\Windows\SysWOW64\NOTEPAD.EXE
                                  "C:\Windows\system32\NOTEPAD.EXE"
                                  3⤵
                                    PID:1960
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                1⤵
                                  PID:1080
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  1⤵
                                    PID:3268
                                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                    1⤵
                                      PID:3364
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3432
                                      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                        1⤵
                                          PID:3528
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:3676

                                          Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • memory/1960-150-0x00000000005C0000-0x00000000005D4000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/2208-144-0x0000000000890000-0x00000000008A4000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/4112-136-0x0000000002330000-0x0000000003355000-memory.dmp

                                                  Filesize

                                                  16.1MB

                                                • memory/4112-132-0x0000000002330000-0x0000000003355000-memory.dmp

                                                  Filesize

                                                  16.1MB

                                                • memory/4112-133-0x0000000000400000-0x0000000000418000-memory.dmp

                                                  Filesize

                                                  96KB

                                                • memory/4112-134-0x0000000002330000-0x0000000003355000-memory.dmp

                                                  Filesize

                                                  16.1MB

                                                • memory/4112-135-0x0000000000400000-0x0000000000418000-memory.dmp

                                                  Filesize

                                                  96KB

                                                • memory/4684-138-0x0000000000CC0000-0x0000000000CD4000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/4736-140-0x00000000005B0000-0x00000000005C4000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/4740-142-0x00000000012D0000-0x00000000012E4000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/4928-146-0x0000000000EF0000-0x0000000000F04000-memory.dmp

                                                  Filesize

                                                  80KB

                                                • memory/4932-148-0x0000000000B90000-0x0000000000BA4000-memory.dmp

                                                  Filesize

                                                  80KB