Analysis

  • max time kernel
    153s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 09:44

General

  • Target

    d348da2e46c8cc8b6306538a30c592ae3fd42bbf45193ce2fd9ab5c6f332fc4a.exe

  • Size

    306KB

  • MD5

    f3ebfa7620168235291806a159b573ff

  • SHA1

    3dcd61c8efe9a1e4b9eba69da5e288c3103cfb51

  • SHA256

    d348da2e46c8cc8b6306538a30c592ae3fd42bbf45193ce2fd9ab5c6f332fc4a

  • SHA512

    8f191287944d1afd1148a9039068601a5111b4182ef1379b83139c7617a19a3943b7c924d0a5db63d5caab72c2e0cda8f396c7f686dc83ddd86c128bb2e7dcef

  • SSDEEP

    6144:esAAud4378+l4A4qxy/3wyhu1r4/G3MbCr5X79e/cPszxSg:esAIr7SA48UnFOcS5Xac

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2408
    • C:\Windows\system32\taskhostw.exe
      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
      1⤵
        PID:2596
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:2212
          • C:\Users\Admin\AppData\Local\Temp\d348da2e46c8cc8b6306538a30c592ae3fd42bbf45193ce2fd9ab5c6f332fc4a.exe
            "C:\Users\Admin\AppData\Local\Temp\d348da2e46c8cc8b6306538a30c592ae3fd42bbf45193ce2fd9ab5c6f332fc4a.exe"
            2⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:4744
            • C:\Users\Admin\AppData\Roaming\Udoqn\nuygyf.exe
              "C:\Users\Admin\AppData\Roaming\Udoqn\nuygyf.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:4752
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\PNWA8F4.bat"
              3⤵
                PID:2632
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:3276
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:3436
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3688
                • 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\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:4548
                    • 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\svchost.exe
                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                        1⤵
                          PID:3084
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                          1⤵
                            PID:2452
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                            1⤵
                              PID:4692

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Temp\PNWA8F4.bat

                              Filesize

                              303B

                              MD5

                              5159013a8c6a41bdad5f4592d8cbe91d

                              SHA1

                              6ea5d5c7ed26e64029f2d8f5557bc44d95038189

                              SHA256

                              12d2ade27cdfd1d86643e374bd95fc4dfe29c86d6e0ad1cc7f496165a1fccda7

                              SHA512

                              ca0b238d753cacc5cc2884cbf2d1257629bfd2b8aff2c053f8c2011e0dead7be6afdfc2d2a4c6c173fd1bdf61eb69ee13cf021730f28a57fce7716cf5380273b

                            • C:\Users\Admin\AppData\Roaming\Udoqn\nuygyf.exe

                              Filesize

                              306KB

                              MD5

                              6dc8aeac4f607ad86e586c8789cc0e6e

                              SHA1

                              2fe19588d5c07b44bf9eec5990e68179481e078d

                              SHA256

                              5a0ee1257e5653b65d6f750be16f875eaeeee5264b5680d4975e077612119a8f

                              SHA512

                              43f9336bd70b7d4ed783a8b161b3bbd19a49deb77491739faa006d03ae2b8c753c11a2ddd221a3ff97736e09df2a1c4f3a5fd375b3e6c214e77bfc557732c30c

                            • C:\Users\Admin\AppData\Roaming\Udoqn\nuygyf.exe

                              Filesize

                              306KB

                              MD5

                              6dc8aeac4f607ad86e586c8789cc0e6e

                              SHA1

                              2fe19588d5c07b44bf9eec5990e68179481e078d

                              SHA256

                              5a0ee1257e5653b65d6f750be16f875eaeeee5264b5680d4975e077612119a8f

                              SHA512

                              43f9336bd70b7d4ed783a8b161b3bbd19a49deb77491739faa006d03ae2b8c753c11a2ddd221a3ff97736e09df2a1c4f3a5fd375b3e6c214e77bfc557732c30c

                            • memory/2632-151-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-146-0x0000000000D20000-0x0000000000D69000-memory.dmp

                              Filesize

                              292KB

                            • memory/2632-156-0x0000000000D20000-0x0000000000D69000-memory.dmp

                              Filesize

                              292KB

                            • memory/2632-153-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-154-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-152-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-150-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-149-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-148-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/2632-145-0x0000000000000000-mapping.dmp

                            • memory/4744-142-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-147-0x0000000002670000-0x00000000026B9000-memory.dmp

                              Filesize

                              292KB

                            • memory/4744-144-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-143-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-133-0x0000000000401000-0x0000000000442000-memory.dmp

                              Filesize

                              260KB

                            • memory/4744-141-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-140-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-139-0x000000006FFF0000-0x0000000070000000-memory.dmp

                              Filesize

                              64KB

                            • memory/4744-132-0x0000000000400000-0x0000000000453000-memory.dmp

                              Filesize

                              332KB

                            • memory/4752-134-0x0000000000000000-mapping.dmp

                            • memory/4752-137-0x0000000000400000-0x0000000000453000-memory.dmp

                              Filesize

                              332KB