Analysis

  • max time kernel
    178s
  • max time network
    188s
  • 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 17:04

General

  • Target

    2b0aa26b6108793645b26f7d70d0fab28fac27e4c8bcb7252d2ee4e3480570c5.exe

  • Size

    350KB

  • MD5

    4ac860f2dfe44d64c0a43b9a3cc38e40

  • SHA1

    2085d9eec3602b1605a68356ab8167cb116bdee0

  • SHA256

    2b0aa26b6108793645b26f7d70d0fab28fac27e4c8bcb7252d2ee4e3480570c5

  • SHA512

    d69593a02ddb357fd2d5a302113a25d49df63971a1fbb483505ab7faee3e18e82a96d73c931278f549375b559409718d2a6ae0ff95d57d9dfaad11798042f7d9

  • SSDEEP

    6144:P7W9jgZngovqAHaxOK6W6beumW+XGccIuZENT3rdp3N:PagZ7vwx2/NmDXkIhp3

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 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2428
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
      1⤵
        PID:3080
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3456
        • C:\Windows\system32\backgroundTaskHost.exe
          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
          1⤵
            PID:2712
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
            1⤵
              PID:1492
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:4716
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3808
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:3540
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    1⤵
                      PID:3388
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3280
                      • C:\Windows\Explorer.EXE
                        C:\Windows\Explorer.EXE
                        1⤵
                          PID:2096
                          • C:\Users\Admin\AppData\Local\Temp\2b0aa26b6108793645b26f7d70d0fab28fac27e4c8bcb7252d2ee4e3480570c5.exe
                            "C:\Users\Admin\AppData\Local\Temp\2b0aa26b6108793645b26f7d70d0fab28fac27e4c8bcb7252d2ee4e3480570c5.exe"
                            2⤵
                            • Suspicious use of SetThreadContext
                            • Suspicious use of WriteProcessMemory
                            PID:3060
                            • C:\Users\Admin\AppData\Roaming\Amikyl\pujat.exe
                              "C:\Users\Admin\AppData\Roaming\Amikyl\pujat.exe"
                              3⤵
                              • Executes dropped EXE
                              • Adds Run key to start application
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious use of WriteProcessMemory
                              PID:4100
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp870fe2ec.bat"
                              3⤵
                                PID:2852
                          • C:\Windows\system32\taskhostw.exe
                            taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                            1⤵
                              PID:2644
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                              1⤵
                                PID:2480
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4604
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3292
                                  • C:\Windows\system32\BackgroundTransferHost.exe
                                    "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                    1⤵
                                      PID:2132
                                    • C:\Windows\system32\BackgroundTransferHost.exe
                                      "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                      1⤵
                                        PID:4568
                                      • C:\Windows\system32\backgroundTaskHost.exe
                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                        1⤵
                                          PID:1452

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\tmp870fe2ec.bat

                                          Filesize

                                          307B

                                          MD5

                                          69700c345ecf74b6ed047b1d2b926ec9

                                          SHA1

                                          56a6c00e084917a8e259207269103c05ce880a1f

                                          SHA256

                                          d136e30a3e435d98b9161d412082668bd267a830a12038fdd4e77df9b7f92ff6

                                          SHA512

                                          bf9ffabf8372a8a35fc1bdd7d3a458dde3d6c2913f49ac8102b97151d953af929582ff25b859b7b4b968c9c85712f68f54a936dc2f453680a2e0d5ab6d2490ec

                                        • C:\Users\Admin\AppData\Roaming\Amikyl\pujat.exe

                                          Filesize

                                          350KB

                                          MD5

                                          05ec6dd66d6ebca6595efbcd12c4cebe

                                          SHA1

                                          aa9245a194a64c0e007e5be0de1bb5666da8a753

                                          SHA256

                                          3db664dfcbbd96212d8c86a0e7d1098da5c58f932227f51eb211b8cc91a1a2bc

                                          SHA512

                                          cd57bc67b8af52eae01da2800c3749034ce4980f99667fb2bfa40162e755a1c981355fe1bf00b4a92455d787c852c2015c4f0261a659a8f86c242447099c2fbf

                                        • C:\Users\Admin\AppData\Roaming\Amikyl\pujat.exe

                                          Filesize

                                          350KB

                                          MD5

                                          05ec6dd66d6ebca6595efbcd12c4cebe

                                          SHA1

                                          aa9245a194a64c0e007e5be0de1bb5666da8a753

                                          SHA256

                                          3db664dfcbbd96212d8c86a0e7d1098da5c58f932227f51eb211b8cc91a1a2bc

                                          SHA512

                                          cd57bc67b8af52eae01da2800c3749034ce4980f99667fb2bfa40162e755a1c981355fe1bf00b4a92455d787c852c2015c4f0261a659a8f86c242447099c2fbf

                                        • memory/2852-153-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-154-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-160-0x0000000000F50000-0x0000000000F97000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/2852-158-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-157-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-156-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-155-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-152-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/2852-149-0x0000000000F50000-0x0000000000F97000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/2852-148-0x0000000000000000-mapping.dmp

                                        • memory/3060-132-0x00000000021E0000-0x0000000002227000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/3060-143-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-145-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-144-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-136-0x0000000000400000-0x0000000000447000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/3060-150-0x0000000000400000-0x0000000000447000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/3060-151-0x0000000002320000-0x0000000002367000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/3060-133-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/3060-147-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-146-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-142-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                          Filesize

                                          64KB

                                        • memory/3060-135-0x0000000000400000-0x0000000000447000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/3060-134-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/4100-140-0x00000000005C0000-0x0000000000607000-memory.dmp

                                          Filesize

                                          284KB

                                        • memory/4100-141-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/4100-137-0x0000000000000000-mapping.dmp

                                        • memory/4100-161-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB