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Overview

overview

8

Static

static

3

4d822b437b...65.exe

windows7-x64

8

4d822b437b...65.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    133s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/10/2023, 07:11

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General

  • Target

    4d822b437b848862c694d70f7d6702753be1bcc67dfdab3ea88edce287507965.exe

  • Size

    2.6MB

  • MD5

    1d8441ccbb580f8a17a97b8456f4e647

  • SHA1

    89915f4eeddb1971b566889b05509669ab974e0b

  • SHA256

    4d822b437b848862c694d70f7d6702753be1bcc67dfdab3ea88edce287507965

  • SHA512

    33f3716bfcb806785222786d78f7cb68d8b208280f14e6edb5362066ba4376895bbab7441e7bd99de47f19349d85fa68e52f3c196d7665fe9a10c0cd2b42306d

  • SSDEEP

    49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTlHZCjREkZUncImlA:Q+8X9G3vP3AMnC9HZomlA

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 10 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 20 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 4 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d822b437b848862c694d70f7d6702753be1bcc67dfdab3ea88edce287507965.exe
    "C:\Users\Admin\AppData\Local\Temp\4d822b437b848862c694d70f7d6702753be1bcc67dfdab3ea88edce287507965.exe"
    1⤵
      PID:1296
    • 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:4204
    • 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:1956
    • 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:1640
    • 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:4800
    • 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:3852
    • 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:2424
    • 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:560
    • C:\Windows\system32\werfault.exe
      werfault.exe /hc /shared Global\174e91bcb2a845b6b67e6ff5e4913c0a /t 3704 /p 868
      1⤵
        PID:644
      • 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:3324
      • 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:220
      • 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:3712
      • 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:1384
      • 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:4040
      • 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:3632
      • 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:2524
      • 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:2788
      • 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:3548
      • 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:4908
      • 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:2700
      • 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:4444
      • 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:4384
      • 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:4516
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Modifies registry class
        PID:912
      • C:\Windows\system32\werfault.exe
        werfault.exe /hc /shared Global\c2febbe399bd4a839077361984ef8361 /t 4904 /p 2552
        1⤵
          PID:2728
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:1040
          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
            1⤵
              PID:4488
            • C:\Windows\explorer.exe
              explorer.exe
              1⤵
                PID:944

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\EPO8EV36\microsoft.windows[1].xml
                Filesize

                97B

                MD5

                8d7abe47143f0a515b5f117a94ded39e

                SHA1

                90337a91d43d2137a8f57dc4ef6ab5755552dd19

                SHA256

                60a4a384e8ca0aba6e4da4e03048941baca992e1abea45ff27b85e3e91fad64d

                SHA512

                81a348e7652ec68c4da3bcd1f303e13f9de0b3f965b8f8580aa5fd6826780e5a866962b721285d58b0d5e46e8ad479283bf0ddfde6593d6e661657921ce6f2dd

                Download Submit

              • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133424323509033188.txt
                Filesize

                74KB

                MD5

                4f88ba2ee36a85f492a7c97dbf4e7a7a

                SHA1

                723b6d395d51d72c44bd4b7b9898b1c8c325ffe0

                SHA256

                be65b98b65d333293bc5c7483490364b509a5506877ee52ede71ae6f5131daa5

                SHA512

                ed84fb8b2861ff185b16e325fff29e18de0a08a6bd3ec163ed75b45e9c779ce33a8d9d76b31dfe86c1be50def64b433ae8028dc7f3ecdee7487d1875d0f9e942

                Download Submit

              • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\EPO8EV36\microsoft.windows[1].xml
                Filesize

                97B

                MD5

                8d7abe47143f0a515b5f117a94ded39e

                SHA1

                90337a91d43d2137a8f57dc4ef6ab5755552dd19

                SHA256

                60a4a384e8ca0aba6e4da4e03048941baca992e1abea45ff27b85e3e91fad64d

                SHA512

                81a348e7652ec68c4da3bcd1f303e13f9de0b3f965b8f8580aa5fd6826780e5a866962b721285d58b0d5e46e8ad479283bf0ddfde6593d6e661657921ce6f2dd

                Download Submit

              • memory/2524-13-0x0000000004A20000-0x0000000004A21000-memory.dmp

                Filesize

                4KB

                Download

              • memory/3548-19-0x000002123EE40000-0x000002123EE60000-memory.dmp

                Filesize

                128KB

                Download

              • memory/3548-23-0x000002123EE00000-0x000002123EE20000-memory.dmp

                Filesize

                128KB

                Download

              • memory/3548-25-0x000002123F2A0000-0x000002123F2C0000-memory.dmp

                Filesize

                128KB

                Download

              • memory/4384-41-0x0000000004E20000-0x0000000004E21000-memory.dmp

                Filesize

                4KB

                Download

              • memory/4444-48-0x000001EAD3C40000-0x000001EAD3C60000-memory.dmp

                Filesize

                128KB

                Download

              • memory/4444-51-0x000001EAD3C00000-0x000001EAD3C20000-memory.dmp

                Filesize

                128KB

                Download

              • memory/4444-53-0x000001EAD4000000-0x000001EAD4020000-memory.dmp

                Filesize

                128KB

                Download