Analysis

  • max time kernel
    57s
  • max time network
    60s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231222-en
  • resource tags

    arch:x64arch:x86image:win11-20231222-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    17/01/2024, 16:26

General

  • Target
    iDK.exe
  • Size 139.5MB
  • Sample240117-txwlksafcp
  • SHA256 12dbb66212cd087b3c21a0f3ae114531fbadaeb5205e08885ffb48961f880ba5
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Collects information from the system 1 TTPs 1 IoCs

    Uses WMIC.exe to find detailed system information.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Enumerates processes with tasklist 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\iDK.exe
    "C:\Users\Admin\AppData\Local\Temp\iDK.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4880
    • C:\Windows\System32\Wbem\wmic.exe
      wmic os get locale
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4088
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /d /s /c "echo wlan"
      2⤵
        PID:3732
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3080
        • C:\Windows\system32\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:352
      • C:\Users\Admin\AppData\Local\Temp\iDK.exe
        "C:\Users\Admin\AppData\Local\Temp\iDK.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\script" --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1456 --field-trial-handle=1696,17864445145112576920,13774856470443943954,131072 --disable-features=PlzServiceWorker,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2
        2⤵
          PID:1736
        • C:\Users\Admin\AppData\Local\Temp\iDK.exe
          "C:\Users\Admin\AppData\Local\Temp\iDK.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\script" --mojo-platform-channel-handle=1896 --field-trial-handle=1696,17864445145112576920,13774856470443943954,131072 --disable-features=PlzServiceWorker,SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2436
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "wmic process where processid=4880 get ExecutablePath"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4604
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic process where processid=4880 get ExecutablePath
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4332
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "tasklist"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1132
          • C:\Windows\system32\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            PID:1600
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\bind\main.exe"
          2⤵
            PID:4576
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /d /s /c "wmic logicaldisk get size"
            2⤵
              PID:1776
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic logicaldisk get size
                3⤵
                • Collects information from the system
                PID:2668
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /d /s /c "wmic csproduct get uuid"
              2⤵
                PID:4720
                • C:\Windows\System32\Wbem\WMIC.exe
                  wmic csproduct get uuid
                  3⤵
                    PID:3196
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /d /s /c "wmic computersystem get totalphysicalmemory | more +1"
                  2⤵
                    PID:2776
                    • C:\Windows\System32\Wbem\WMIC.exe
                      wmic computersystem get totalphysicalmemory
                      3⤵
                        PID:984
                      • C:\Windows\system32\more.com
                        more +1
                        3⤵
                          PID:2996
                      • C:\Windows\system32\cmd.exe
                        C:\Windows\system32\cmd.exe /d /s /c "echo %NUMBER_OF_PROCESSORS%"
                        2⤵
                          PID:2328
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /d /s /c "wmic OS get caption, osarchitecture | more +1"
                          2⤵
                            PID:3460
                            • C:\Windows\System32\Wbem\WMIC.exe
                              wmic OS get caption, osarchitecture
                              3⤵
                                PID:2148
                              • C:\Windows\system32\more.com
                                more +1
                                3⤵
                                  PID:3268
                              • C:\Windows\system32\cmd.exe
                                C:\Windows\system32\cmd.exe /d /s /c "wmic cpu get name | more +1"
                                2⤵
                                  PID:4680
                                  • C:\Windows\System32\Wbem\WMIC.exe
                                    wmic cpu get name
                                    3⤵
                                      PID:4192
                                    • C:\Windows\system32\more.com
                                      more +1
                                      3⤵
                                        PID:4080
                                    • C:\Windows\system32\cmd.exe
                                      C:\Windows\system32\cmd.exe /d /s /c "wmic PATH Win32_VideoController get name | more +1"
                                      2⤵
                                        PID:2112
                                        • C:\Windows\System32\Wbem\WMIC.exe
                                          wmic PATH Win32_VideoController get name
                                          3⤵
                                          • Detects videocard installed
                                          PID:2200
                                        • C:\Windows\system32\more.com
                                          more +1
                                          3⤵
                                            PID:1928
                                        • C:\Windows\system32\cmd.exe
                                          C:\Windows\system32\cmd.exe /d /s /c "powershell Get-ItemPropertyValue -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform' -Name BackupProductKeyDefault"
                                          2⤵
                                            PID:2404
                                            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                              powershell Get-ItemPropertyValue -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform' -Name BackupProductKeyDefault
                                              3⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:608
                                          • C:\Windows\system32\cmd.exe
                                            C:\Windows\system32\cmd.exe /d /s /c "powershell Get-ItemPropertyValue -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion' -Name ProductName"
                                            2⤵
                                              PID:4632
                                              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                powershell Get-ItemPropertyValue -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion' -Name ProductName
                                                3⤵
                                                • Suspicious behavior: EnumeratesProcesses
                                                PID:4636
                                            • C:\Windows\system32\cmd.exe
                                              C:\Windows\system32\cmd.exe /d /s /c "tasklist"
                                              2⤵
                                                PID:4592
                                                • C:\Windows\system32\tasklist.exe
                                                  tasklist
                                                  3⤵
                                                  • Enumerates processes with tasklist
                                                  PID:768
                                              • C:\Windows\system32\cmd.exe
                                                C:\Windows\system32\cmd.exe /d /s /c "wmic process where processid=4880 get ExecutablePath"
                                                2⤵
                                                  PID:1668
                                                  • C:\Windows\System32\Wbem\WMIC.exe
                                                    wmic process where processid=4880 get ExecutablePath
                                                    3⤵
                                                      PID:3144
                                                  • C:\Windows\system32\cmd.exe
                                                    C:\Windows\system32\cmd.exe /d /s /c ""C:\Users\Admin\AppData\app.asar.unpacked\node_modules\take-cam\prey-webcam.exe" -invalid youcam,cyberlink,google -frame 10 -outfile C:\Users\Admin\AppData\Local\Temp\f4xuypziUTC52YdGgp7d\System\cam.4880_Admin.jpg"
                                                    2⤵
                                                      PID:2756
                                                    • C:\Windows\system32\cmd.exe
                                                      C:\Windows\system32\cmd.exe /d /s /c ""C:\Users\Admin\AppData\app.asar.unpacked\node_modules\take-cam\snapshot.exe" /T C:\Users\Admin\AppData\Local\Temp\f4xuypziUTC52YdGgp7d\System\cam.4880_Admin"
                                                      2⤵
                                                        PID:1512
                                                    • C:\Windows\System32\CompPkgSrv.exe
                                                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                      1⤵
                                                        PID:2556

                                                      Network

                                                            MITRE ATT&CK Enterprise v15

                                                            Replay Monitor

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                                                            Downloads

                                                            powershell.exe.log

                                                            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                                                            • Size 2KB
                                                            • SHA256 43244c0820ec5074e654ecd149fa744f51b2c1522e90285567713dae64b62f59
                                                            • MD5 SHA1 SHA512

                                                            StartupProfileData-NonInteractive

                                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                                            • Size 64B
                                                            • SHA256 d69d47e428298f194850d14c3ce375e7926128a0bfb62c1e75940ab206f8fddc
                                                            • MD5 SHA1 SHA512

                                                            7f801cf1-d1ba-4c54-9cb6-24e824d67e63.tmp.node

                                                            • Path C:\Users\Admin\AppData\Local\Temp\7f801cf1-d1ba-4c54-9cb6-24e824d67e63.tmp.node
                                                            • Size 1.8MB
                                                            • SHA256 7fb52b781709b065c240b6b81394be6e72e53fe11d7c8e0f7b49dd417eb78a01
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            __PSScriptPolicyTest_3v30tiz4.m5r.ps1

                                                            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3v30tiz4.m5r.ps1
                                                            • Size 60B
                                                            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                            • MD5 SHA1 SHA512

                                                            b580b259-5eba-471a-b421-2d6f387e6239.tmp.node

                                                            • Path C:\Users\Admin\AppData\Local\Temp\b580b259-5eba-471a-b421-2d6f387e6239.tmp.node
                                                            • Size 643KB
                                                            • SHA256 4a30d3658b44882a8e0067e61e59459b163d635f1ff1397702681810867e6206
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            memory/608-36-0x000001D21FBC0000-0x000001D21FBD0000-memory.dmp

                                                            memory/608-34-0x000001D21FBC0000-0x000001D21FBD0000-memory.dmp

                                                            memory/608-35-0x000001D21FBC0000-0x000001D21FBD0000-memory.dmp

                                                            memory/608-32-0x000001D2381F0000-0x000001D238212000-memory.dmp

                                                            memory/608-40-0x00007FFC1C590000-0x00007FFC1D052000-memory.dmp

                                                            memory/608-33-0x00007FFC1C590000-0x00007FFC1D052000-memory.dmp

                                                            memory/1736-12-0x00007FFC3E9B0000-0x00007FFC3E9B1000-memory.dmp

                                                            memory/4636-52-0x00007FFC1C590000-0x00007FFC1D052000-memory.dmp

                                                            memory/4636-53-0x0000020DF9740000-0x0000020DF9750000-memory.dmp

                                                            memory/4636-54-0x0000020DF9740000-0x0000020DF9750000-memory.dmp

                                                            memory/4636-55-0x0000020DF9740000-0x0000020DF9750000-memory.dmp

                                                            memory/4636-58-0x00007FFC1C590000-0x00007FFC1D052000-memory.dmp