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Overview

overview

8

Static

static

3

bca811365e...06.exe

windows7-x64

8

bca811365e...06.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 08:50

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General

  • Target

    bca811365e6e59f079eab1194d78c2d29aefdbbb5c8cfeac44b24f7880ab9506.exe

  • Size

    3.1MB

  • MD5

    79866e4ee9b40a878b144a0ec15fdc62

  • SHA1

    aa6eab513ccf83e7a8eded554aa250e1a04b7d0f

  • SHA256

    bca811365e6e59f079eab1194d78c2d29aefdbbb5c8cfeac44b24f7880ab9506

  • SHA512

    06f03ef931b3dd28768d8286584e0659b64c9c08c9ebf6efa40d9f8cd1eeb19681afe31ba4de4016197192da285e47f9f9c99ee76148a12560c36703df298b4f

  • SSDEEP

    49152:H7TvfU+8X9GrNOsva5RbKhF3ANkTTll1e+dGuZJf6lsx6UYl/7GyEp3f:c+8X9G3vP3AMX1D4uZh6lRK5v

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 5 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 10 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 8 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\bca811365e6e59f079eab1194d78c2d29aefdbbb5c8cfeac44b24f7880ab9506.exe
    "C:\Users\Admin\AppData\Local\Temp\bca811365e6e59f079eab1194d78c2d29aefdbbb5c8cfeac44b24f7880ab9506.exe"
    1⤵
      PID:492
    • 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:1836
    • 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:1972
    • 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:3848
    • 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:3228
    • 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:3668
    • 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:4776
    • 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:3340
    • 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:436
    • 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:3996
    • 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:2768
    • 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:4940
    • 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:1388
    • C:\Windows\system32\werfault.exe
      werfault.exe /hc /shared Global\677acfc8210d44f8a85d06a6dfb33606 /t 4756 /p 3948
      1⤵
        PID:872
      • 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:868
      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
        1⤵
          PID:1424
        • C:\Windows\explorer.exe
          explorer.exe
          1⤵
            PID:1084
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:3676

            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

              0085711bef17acad9eacf0bbf9bf3906

              SHA1

              20041eb81473c406da0ebfd7717231c0852ba344

              SHA256

              98c31705ae2dbde79cc8916db28c40c875597004ae24d94ac42433e0989d70a1

              SHA512

              3354239703701d843124bc466fd9794dd65ed766e4a1df64f784250292be3f24239a9e7156738d07a1c12316952cc1ee71ae9feba9b8fdbfb545e273ae871a6e

              Download Submit

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

              412B

              MD5

              298fc839e106551d878a78f59df43955

              SHA1

              4f29095157693d10f1a07b629d1ff7fdddc64769

              SHA256

              8786b8b49459e0d2ed8f77c044b8b7e93dea4a11ade8a9dcb2ec76693b9ca9c7

              SHA512

              a7a406e007a355bec7428c26f4a5d20748695e6d1e1ac4b8af32a8aaf6611d969c6f9c2f9b83e20d484e1ff208cdac6d4056d99e7f9634cf4af82d36d14b3bff

              Download Submit

            • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133415030137062201.txt
              Filesize

              75KB

              MD5

              62d81c2e1e8b21733f95af2a596e4b18

              SHA1

              91c005ecc5ae4171f450c43c02d1ba532b4474c6

              SHA256

              a5596f83717bf64653b95ffe6ec38f20e40fd928456d5e254a53a440804d80b6

              SHA512

              c7f349acf55694ff696750c30a25c265ff07ced95e4d2a88fa2829d047ca3b3007dc824613a8c403c7613085aca4212155afe03f8f237c0d7781fd87e1fb8a7c

              Download Submit

            • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133415030137062201.txt
              Filesize

              75KB

              MD5

              62d81c2e1e8b21733f95af2a596e4b18

              SHA1

              91c005ecc5ae4171f450c43c02d1ba532b4474c6

              SHA256

              a5596f83717bf64653b95ffe6ec38f20e40fd928456d5e254a53a440804d80b6

              SHA512

              c7f349acf55694ff696750c30a25c265ff07ced95e4d2a88fa2829d047ca3b3007dc824613a8c403c7613085aca4212155afe03f8f237c0d7781fd87e1fb8a7c

              Download Submit

            • memory/436-31-0x00000205F6680000-0x00000205F66A0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/436-34-0x00000205F6640000-0x00000205F6660000-memory.dmp

              Filesize

              128KB

              Download

            • memory/436-38-0x00000205F6C50000-0x00000205F6C70000-memory.dmp

              Filesize

              128KB

              Download

            • memory/1084-64-0x0000000004950000-0x0000000004951000-memory.dmp

              Filesize

              4KB

              Download

            • memory/1424-76-0x0000027A08FC0000-0x0000027A08FE0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/1424-73-0x0000027A08BB0000-0x0000027A08BD0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/1424-71-0x0000027A08BF0000-0x0000027A08C10000-memory.dmp

              Filesize

              128KB

              Download

            • memory/3996-45-0x00000000021B0000-0x00000000021B1000-memory.dmp

              Filesize

              4KB

              Download

            • memory/4776-24-0x00000000045B0000-0x00000000045B1000-memory.dmp

              Filesize

              4KB

              Download

            • memory/4940-61-0x0000027605880000-0x00000276058A0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/4940-58-0x00000276058C0000-0x00000276058E0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/4940-55-0x00000276052B0000-0x00000276052D0000-memory.dmp

              Filesize

              128KB

              Download

            • memory/4940-52-0x00000276052F0000-0x0000027605310000-memory.dmp

              Filesize

              128KB

              Download