Overview

overview

8

Static

static

3

ca7af61af0...d5.exe

windows7-x64

8

ca7af61af0...d5.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    102s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2023 21:46

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General

  • Target

    ca7af61af073d10f61b835658e5fad3406737b52395e846605170d79d02577d5.exe

  • Size

    3.5MB

  • MD5

    169de79cec8f6264bd86f2d7be06fc8f

  • SHA1

    16c0509fe8abd35d797fb2a9d6d5867cbc70ae2f

  • SHA256

    ca7af61af073d10f61b835658e5fad3406737b52395e846605170d79d02577d5

  • SHA512

    3d4623fea9d928a2acc6001b4559ffb7c91ba7ea32966b03ee951d0c3673b56715fa740555f8f5b2ec68f3d2548fc97edecad3ba0091bc0947277264a384bcff

  • SSDEEP

    49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTlIqpfpRs2zBUlJvu8lzXxwqt:Q+8X9G3vP3AMiqphOlJv3dt

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 9 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 18 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca7af61af073d10f61b835658e5fad3406737b52395e846605170d79d02577d5.exe
    "C:\Users\Admin\AppData\Local\Temp\ca7af61af073d10f61b835658e5fad3406737b52395e846605170d79d02577d5.exe"
    1⤵
      PID:3800
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4548
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3564
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3644
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4060
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4900
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
        PID:1148
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2500
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:2200
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of SendNotifyMessage
        PID:3664
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:980
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of SendNotifyMessage
        PID:4472
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:4900
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        PID:456
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:3272
      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:1496
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        PID:4108
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:1820
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
          PID:4616
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:4356
        • C:\Windows\explorer.exe
          explorer.exe
          1⤵
          • Modifies Installed Components in the registry
          • Enumerates connected drives
          • Modifies registry class
          PID:2096
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:5004
          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
            1⤵
              PID:4948
            • C:\Windows\explorer.exe
              explorer.exe
              1⤵
                PID:3608
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:4020
                • C:\Windows\explorer.exe
                  explorer.exe
                  1⤵
                  • Modifies Installed Components in the registry
                  • Enumerates connected drives
                  • Checks SCSI registry key(s)
                  • Modifies registry class
                  PID:4616
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:1160
                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                    1⤵
                      PID:4932
                    • C:\Windows\explorer.exe
                      explorer.exe
                      1⤵
                        PID:2164
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:1060
                        • C:\Windows\explorer.exe
                          explorer.exe
                          1⤵
                            PID:3996
                          • C:\Windows\system32\werfault.exe
                            werfault.exe /hc /shared Global\f7c801aa7d5a4251811dc701723ad2f8 /t 624 /p 1684
                            1⤵
                              PID:1868
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              1⤵
                                PID:3040
                              • C:\Windows\explorer.exe
                                explorer.exe
                                1⤵
                                  PID:500
                                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                  1⤵
                                    PID:4684

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_D46D6FA25B74360E1349F9015B5CCE53
                                    Filesize

                                    471B

                                    MD5

                                    bd07e0cc05950fb02dcd07f542243450

                                    SHA1

                                    1b84aafd88e6b924df9508d550c006f2864010ac

                                    SHA256

                                    45d649104dc4c2f04d22fce98d3a2b303c32abbda6b6c1a82b5481220c7d3be0

                                    SHA512

                                    6bdfe849c4b293b861b8b8afd35a428afbb778e8d142ace5f07032d11b435a10f4ae537a8ed253a8c1b21ea00726192f94f4897e6632a9e5d21e3ce97fca4263

                                    Download Submit

                                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_D46D6FA25B74360E1349F9015B5CCE53
                                    Filesize

                                    412B

                                    MD5

                                    58275d470f57535f766ae188ee895545

                                    SHA1

                                    84b87b605ab27b33ba6e8273e0a8bbc9e6586530

                                    SHA256

                                    15688c78aa1667ea1f87b977c3001ad7b21c6ae94f044aa56bce30ac8d2748e5

                                    SHA512

                                    6fc595c7995ae7c2d0a25c8b686853e7d32b20c3ceec31c0c44cbd6cf7796683b084fe1665d6995bf53fe3e233af6cf3624d813bace7806b266ae08896de20f5

                                    Download Submit

                                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\PR67AA1Y\microsoft.windows[1].xml
                                    Filesize

                                    97B

                                    MD5

                                    82b066a0c26e9c3c026d421e012a093e

                                    SHA1

                                    2e4493ff239034dd93befa48a286616fa1222526

                                    SHA256

                                    a4c381833e51949fd261b3e7bf72873bddc61d6eaf01a83a89beda5877338d64

                                    SHA512

                                    4fb425137bcab122288af0df6dd2774fb9179f9c178c8c7b738e6e293d8dbe0aff97a879f42670d07c5bbc69935104b8bdcef8fd7efaee48949dd354af626feb

                                    Download Submit

                                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133417474361238953.txt
                                    Filesize

                                    75KB

                                    MD5

                                    62d81c2e1e8b21733f95af2a596e4b18

                                    SHA1

                                    91c005ecc5ae4171f450c43c02d1ba532b4474c6

                                    SHA256

                                    a5596f83717bf64653b95ffe6ec38f20e40fd928456d5e254a53a440804d80b6

                                    SHA512

                                    c7f349acf55694ff696750c30a25c265ff07ced95e4d2a88fa2829d047ca3b3007dc824613a8c403c7613085aca4212155afe03f8f237c0d7781fd87e1fb8a7c

                                    Download Submit

                                  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\PR67AA1Y\microsoft.windows[1].xml
                                    Filesize

                                    97B

                                    MD5

                                    82b066a0c26e9c3c026d421e012a093e

                                    SHA1

                                    2e4493ff239034dd93befa48a286616fa1222526

                                    SHA256

                                    a4c381833e51949fd261b3e7bf72873bddc61d6eaf01a83a89beda5877338d64

                                    SHA512

                                    4fb425137bcab122288af0df6dd2774fb9179f9c178c8c7b738e6e293d8dbe0aff97a879f42670d07c5bbc69935104b8bdcef8fd7efaee48949dd354af626feb

                                    Download Submit

                                  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\PR67AA1Y\microsoft.windows[1].xml
                                    Filesize

                                    97B

                                    MD5

                                    82b066a0c26e9c3c026d421e012a093e

                                    SHA1

                                    2e4493ff239034dd93befa48a286616fa1222526

                                    SHA256

                                    a4c381833e51949fd261b3e7bf72873bddc61d6eaf01a83a89beda5877338d64

                                    SHA512

                                    4fb425137bcab122288af0df6dd2774fb9179f9c178c8c7b738e6e293d8dbe0aff97a879f42670d07c5bbc69935104b8bdcef8fd7efaee48949dd354af626feb

                                    Download Submit

                                  • memory/2096-40-0x00000000040B0000-0x00000000040B1000-memory.dmp

                                    Filesize

                                    4KB

                                    Download

                                  • memory/2500-14-0x0000000004020000-0x0000000004021000-memory.dmp

                                    Filesize

                                    4KB

                                    Download

                                  • memory/4616-64-0x0000000004C40000-0x0000000004C41000-memory.dmp

                                    Filesize

                                    4KB

                                    Download

                                  • memory/4900-20-0x00000212A3EA0000-0x00000212A3EC0000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4900-22-0x00000212A3E60000-0x00000212A3E80000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4900-26-0x00000212A4270000-0x00000212A4290000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4932-72-0x000001B18DD60000-0x000001B18DD80000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4932-74-0x000001B18DD20000-0x000001B18DD40000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4932-76-0x000001B18E120000-0x000001B18E140000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4948-51-0x000001F6D1900000-0x000001F6D1920000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4948-54-0x000001F6D1DA0000-0x000001F6D1DC0000-memory.dmp

                                    Filesize

                                    128KB

                                    Download

                                  • memory/4948-48-0x000001F6D1940000-0x000001F6D1960000-memory.dmp

                                    Filesize

                                    128KB

                                    Download