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Overview

overview

8

Static

static

3

1a23f65b4c...7d.exe

windows7-x64

8

1a23f65b4c...7d.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    124s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 17:58

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General

  • Target

    1a23f65b4c2e42e353301b9fce8b2450ce835cd3318e2b92266f5bce0edd0e7d.exe

  • Size

    2.9MB

  • MD5

    390fd467dc65e09621f4484b033578c9

  • SHA1

    7f72926c8cb7311a27f3890a30f617984d167482

  • SHA256

    1a23f65b4c2e42e353301b9fce8b2450ce835cd3318e2b92266f5bce0edd0e7d

  • SHA512

    8b86cd9f58951c667be5e8ed850017c551c3d5d89d2d597cc524b386535bc2cfff21adf4673733b72742aceb521b95ef0be4cfb0ad5d50a08e369e66797d9720

  • SSDEEP

    49152:H7TvfU+8X9GrNOsva5RbKhF3ANkTTlqyxWdTZqGeZJt:c+8X9G3vP3AMIykdsGuJt

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 6 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 12 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 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\1a23f65b4c2e42e353301b9fce8b2450ce835cd3318e2b92266f5bce0edd0e7d.exe
    "C:\Users\Admin\AppData\Local\Temp\1a23f65b4c2e42e353301b9fce8b2450ce835cd3318e2b92266f5bce0edd0e7d.exe"
    1⤵
      PID:4324
    • 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:4608
    • 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:456
    • 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:2236
    • 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:1664
    • 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:2812
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:4644
    • C:\Windows\system32\werfault.exe
      werfault.exe /hc /shared Global\ef94a2eb1904481db234135463397545 /t 636 /p 2896
      1⤵
        PID:3572
      • 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:4444
      • 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:1760
      • 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:952
      • 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:4768
      • 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:1912
      • 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:2156
      • 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:4760
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:4920
        • C:\Windows\explorer.exe
          explorer.exe
          1⤵
            PID:4568
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:1452
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
                PID:4784
              • C:\Windows\explorer.exe
                explorer.exe
                1⤵
                  PID:4776
                • C:\Windows\system32\werfault.exe
                  werfault.exe /hc /shared Global\87d8e072e7f94e3fa7f34b6158587233 /t 1656 /p 3964
                  1⤵
                    PID:2112

                  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

                    976ce2c91cbe61b98378e8e5c5ba4d53

                    SHA1

                    45b3e1eabb4e759bf46ffeb8f9722077a0d62c72

                    SHA256

                    255f312d16d7d080cf1a97d4eb255c236c7eee6c059d732d970e3c05c07c158e

                    SHA512

                    0065b7984960354aea85cd0c6792e019f40a2b359fabf7dcee438193c1bab47d74d59602627c8399df741864dffb0469d9cf8bc48907c1c67015c51d01a7b28a

                    Download Submit

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

                    412B

                    MD5

                    a408ae089092e6ab60fdb87c67227dc4

                    SHA1

                    a0437c537c7c62d8f34d84c555ce521ecd8c4bdf

                    SHA256

                    098c6ae90da38afe447c7ae8edd45c7abfa27867bc0d8565142e02ddf7feda47

                    SHA512

                    c38ff018aa9851c37611d329320fca2a84467b6179d9e749145ae75bcefe9a6268a464c7dd7b7da1c1bf2484af6480cfc4ffd75ab3506fa9ef0dcdba7ed3f8ce

                    Download Submit

                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
                    Filesize

                    97B

                    MD5

                    e403893cb1eff096a3a681a4e18bfc57

                    SHA1

                    2b77a9b05a98def1630f2d224077297c5aa719bc

                    SHA256

                    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

                    SHA512

                    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

                    Download Submit

                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133416072148768735.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\AppCache133416072148768735.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\QVHQQQV3\microsoft.windows[1].xml
                    Filesize

                    97B

                    MD5

                    e403893cb1eff096a3a681a4e18bfc57

                    SHA1

                    2b77a9b05a98def1630f2d224077297c5aa719bc

                    SHA256

                    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

                    SHA512

                    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

                    Download Submit

                  • memory/1760-39-0x000002839C1C0000-0x000002839C1E0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/1760-41-0x000002839C180000-0x000002839C1A0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/1760-43-0x000002839C590000-0x000002839C5B0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/1912-33-0x0000000003FF0000-0x0000000003FF1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/4568-62-0x00000000048C0000-0x00000000048C1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/4644-23-0x00000000040B0000-0x00000000040B1000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/4784-70-0x000001D24B890000-0x000001D24B8B0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/4784-72-0x000001D24B850000-0x000001D24B870000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/4784-75-0x000001D24BE60000-0x000001D24BE80000-memory.dmp

                    Filesize

                    128KB

                    Download