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Overview

overview

8

Static

static

3

3cb78d0b5e...df.exe

windows7-x64

8

3cb78d0b5e...df.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    200s
  • max time network
    217s
  • 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

    3cb78d0b5ec82f8a1161c937ea89fcf2da563e763f179e7fcd23efd5ad5575df.exe

  • Size

    3.5MB

  • MD5

    76a06ab9698c3cb4fc79c9303462e5ef

  • SHA1

    39edf118f4b7b4138a2fbcee14a12f3107b0e24b

  • SHA256

    3cb78d0b5ec82f8a1161c937ea89fcf2da563e763f179e7fcd23efd5ad5575df

  • SHA512

    c01078e5983cd9b68a609905a5ac499e3eb22aa1fe2078d226925e3c2657ff17ad775e8c1b7717b1de8cdc087df3c08646764bbd7bcad87514c7812a12ed7fcd

  • SSDEEP

    49152:H7TvfU+8X9GrNOsva5RbKhF3ANkTTlEjS6XlIgjeq6L4g78D:c+8X9G3vP3AMOjBagjeq6kgq

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 9 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 16 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 10 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\3cb78d0b5ec82f8a1161c937ea89fcf2da563e763f179e7fcd23efd5ad5575df.exe
    "C:\Users\Admin\AppData\Local\Temp\3cb78d0b5ec82f8a1161c937ea89fcf2da563e763f179e7fcd23efd5ad5575df.exe"
    1⤵
      PID:2000
    • 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:2940
    • 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:2520
    • 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:3380
    • C:\Windows\system32\werfault.exe
      werfault.exe /hc /shared Global\a4483cbbc87840fdb86df1b78728377e /t 2708 /p 4940
      1⤵
        PID:4664
      • 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:3904
      • 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:3832
      • 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:1120
      • 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:4360
      • 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:3404
      • 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:3828
      • 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:2960
      • C:\Windows\system32\werfault.exe
        werfault.exe /hc /shared Global\d501c2daff3640bfb6572c041ad3ff91 /t 4100 /p 700
        1⤵
          PID:3252
        • 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:4628
        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
          1⤵
            PID:4724
          • 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:3288
          • C:\Windows\system32\werfault.exe
            werfault.exe /hc /shared Global\d7a011c8db1d4a6e9216b68338df02b7 /t 1820 /p 1332
            1⤵
              PID:2920
            • 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:1692
            • 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:4140
            • 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:2432
            • 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:2172
            • 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:4504
            • C:\Windows\system32\werfault.exe
              werfault.exe /hc /shared Global\cc8f8886c3b74b9498791f68d8ac9fbb /t 2924 /p 2148
              1⤵
                PID:3816
              • 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:3404
              • C:\Windows\explorer.exe
                explorer.exe
                1⤵
                • Modifies Installed Components in the registry
                PID:2404
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:2596
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:3252

                  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\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
                    Filesize

                    338B

                    MD5

                    413d0d161f7c9e78bdbfa6bf7b9eb1ed

                    SHA1

                    1d89dd08377dee0c0855fec9993e0c0364c256de

                    SHA256

                    5aaded918b4f769b06830449a25401d0d26784c3b2f37343b70e4b0d89e442f2

                    SHA512

                    5e05f15508f375f16a01780a479576cc8da5b630115607c570d00e7f24ada0aba6f28395dbe2cbe3de03d1375fa652391f68e549904f62e69c1abf6cf0977fbd

                    Download Submit

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

                    412B

                    MD5

                    add101973f6f39c13448a97eae45c3d0

                    SHA1

                    675d642eb8aa5dbd7cea1a55003bbb30d1dd4849

                    SHA256

                    fc914841fcbee4c8dde63ecda58e31b9824aa8b2dbdaac62c94304ae4f5bc5d7

                    SHA512

                    83c82f0ec7788b18b250a7e6de7f1b56ea0b85b854e40fdd9113492136cbcf16f36f8f7e586a8a7042e428d8b378afaf201fed8d4a70d431b581fa9e319fedd2

                    Download Submit

                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\46IOJ2Y1\microsoft.windows[1].xml
                    Filesize

                    96B

                    MD5

                    132893809ee21f6cc9bd8398d163fde8

                    SHA1

                    664b895e0f6ae4f8ed96f36dee355d4e554b29eb

                    SHA256

                    af9f28768de7e7f0f21d52b63003adb8fa1b563ab8e4a38bf361a7f51aa8d8d2

                    SHA512

                    a540b8cddd2684bf6d11480bc23200200414984b4520842db541e07021520fb6cf356492b7e2517cdd53718f4a8b6002d5268db4c085b5d1ab6ed3cc1973caa8

                    Download Submit

                  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133416072142017851.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\AppCache133416072481721280.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\46IOJ2Y1\microsoft.windows[1].xml
                    Filesize

                    96B

                    MD5

                    132893809ee21f6cc9bd8398d163fde8

                    SHA1

                    664b895e0f6ae4f8ed96f36dee355d4e554b29eb

                    SHA256

                    af9f28768de7e7f0f21d52b63003adb8fa1b563ab8e4a38bf361a7f51aa8d8d2

                    SHA512

                    a540b8cddd2684bf6d11480bc23200200414984b4520842db541e07021520fb6cf356492b7e2517cdd53718f4a8b6002d5268db4c085b5d1ab6ed3cc1973caa8

                    Download Submit

                  • memory/2172-44-0x0000018D26B80000-0x0000018D26BA0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/2172-47-0x0000018D26F90000-0x0000018D26FB0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/2172-42-0x0000018D26BC0000-0x0000018D26BE0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/2404-61-0x0000000004B60000-0x0000000004B61000-memory.dmp

                    Filesize

                    4KB

                    Download

                  • memory/3252-69-0x0000014ED75A0000-0x0000014ED75C0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/3252-73-0x0000014ED7560000-0x0000014ED7580000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/3252-76-0x0000014ED7B80000-0x0000014ED7BA0000-memory.dmp

                    Filesize

                    128KB

                    Download

                  • memory/4140-35-0x00000000045A0000-0x00000000045A1000-memory.dmp

                    Filesize

                    4KB

                    Download