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Analysis

  • max time kernel
    179s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2022, 22:21

General

  • Target

    d050194b33c99f5de75fcdaac62ccf27a801ae45ce32bf7966cded59d3b61d65.exe

  • Size

    124KB

  • MD5

    561f4e535e419a46f64938e4ddcb3279

  • SHA1

    c3a9bc15c5438a55fc1e31be0734207693a38eba

  • SHA256

    d050194b33c99f5de75fcdaac62ccf27a801ae45ce32bf7966cded59d3b61d65

  • SHA512

    5bf898982ac188be03569f8410e8fa344c2beab1a4572c8c204ab4839a59e27e66d39df1fb109be343f3bcd21d8f6aa251ee7de0bb7e4215d58cbce1fe6f203f

  • SSDEEP

    3072:CTzTIgPljLTIHwVqT4uVbQ5OHBfP46JnV2BKzh:C7RlVo4GuQBoGpV

Score
10/10

Malware Config

Signatures

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

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:1016
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:3276
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
        1⤵
          PID:3076
        • C:\Windows\Explorer.EXE
          C:\Windows\Explorer.EXE
          1⤵
            PID:2644
            • C:\Users\Admin\AppData\Local\Temp\d050194b33c99f5de75fcdaac62ccf27a801ae45ce32bf7966cded59d3b61d65.exe
              "C:\Users\Admin\AppData\Local\Temp\d050194b33c99f5de75fcdaac62ccf27a801ae45ce32bf7966cded59d3b61d65.exe"
              2⤵
              • UAC bypass
              • Checks whether UAC is enabled
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:1108
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:3368
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2892
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3436
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                  1⤵
                    PID:2824
                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                    1⤵
                      PID:3520
                    • C:\Windows\system32\sihost.exe
                      sihost.exe
                      1⤵
                        PID:2752
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3704
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:4756
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                            1⤵
                              PID:4916
                            • C:\Windows\system32\backgroundTaskHost.exe
                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                              1⤵
                                PID:4904
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:808
                                • C:\Windows\system32\fontdrvhost.exe
                                  "fontdrvhost.exe"
                                  1⤵
                                    PID:800
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4652

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

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                                    Downloads

                                    • memory/1108-132-0x0000000000400000-0x000000000041F000-memory.dmp

                                      Filesize

                                      124KB

                                    • memory/1108-133-0x0000000002BF0000-0x0000000003C1A000-memory.dmp

                                      Filesize

                                      16.2MB

                                    • memory/1108-136-0x0000000002BF0000-0x0000000003C1A000-memory.dmp

                                      Filesize

                                      16.2MB

                                    • memory/1108-137-0x0000000000400000-0x000000000041F000-memory.dmp

                                      Filesize

                                      124KB

                                    • memory/1108-138-0x0000000002BF0000-0x0000000003C1A000-memory.dmp

                                      Filesize

                                      16.2MB