Analysis

  • max time kernel
    128s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25-10-2024 18:58

General

  • Target

    infected.exe

  • Size

    4.1MB

  • MD5

    35c57757e99caab8b45bf7564321bf37

  • SHA1

    fb9fb3464ab80d5de580a008144d75db80f78cd0

  • SHA256

    4ffffb110dcd98919963c86d3670c78010e72543f300df09a3e609b7d4a925e7

  • SHA512

    239d2ddd2dc7e9796888671e2b1c04f9818af77ff13f067dc89095dbd4a67dec1d598ee9d1f6835bfa41fafb00b2c8c4c40226b0c1cca00937c912a7ff08b8b5

  • SSDEEP

    49152:b4lEncGp+7N+IsAgixvGIl6xNwYzVIGVqdUF4Zm5Ck+W1ClobS5oeEGwWxG/nRFS:b4lEnBp+psixvGqap3Id2Qmj6q2AGZ

Malware Config

Signatures

  • Orcus

    Orcus is a Remote Access Trojan that is being sold on underground forums.

  • Orcus family
  • Orcus main payload 1 IoCs
  • Orcurs Rat Executable 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\infected.exe
    "C:\Users\Admin\AppData\Local\Temp\infected.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
      "C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1028
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        3⤵
          PID:4252
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
          3⤵
            PID:4804
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
            3⤵
              PID:3856
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
              3⤵
                PID:3888
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                3⤵
                  PID:2692
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                  3⤵
                    PID:2108
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                    3⤵
                      PID:2304
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                      3⤵
                        PID:3912
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                        3⤵
                          PID:1464
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                          3⤵
                            PID:5016
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                            3⤵
                              PID:3684
                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                              3⤵
                                PID:4000
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                3⤵
                                  PID:2848
                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                  3⤵
                                    PID:3928
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                    3⤵
                                      PID:412
                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                      3⤵
                                        PID:3108
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                        3⤵
                                          PID:3092
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                          3⤵
                                            PID:4568
                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                            3⤵
                                              PID:2736
                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                              3⤵
                                                PID:3844
                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                3⤵
                                                  PID:2028
                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                  3⤵
                                                    PID:2204
                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                    3⤵
                                                      PID:4312
                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                      3⤵
                                                        PID:1016
                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                        3⤵
                                                          PID:2344
                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                          3⤵
                                                            PID:1432
                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                            3⤵
                                                              PID:3636
                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                              3⤵
                                                                PID:2716
                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                3⤵
                                                                  PID:3568
                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                  3⤵
                                                                    PID:1132
                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                    3⤵
                                                                      PID:2836
                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                      3⤵
                                                                        PID:4408
                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                        3⤵
                                                                          PID:2488
                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                          3⤵
                                                                            PID:3500
                                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                            3⤵
                                                                              PID:4304
                                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                              3⤵
                                                                                PID:1364
                                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                3⤵
                                                                                  PID:3640
                                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                  3⤵
                                                                                    PID:416
                                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                    3⤵
                                                                                      PID:3548
                                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                      3⤵
                                                                                        PID:324
                                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                        3⤵
                                                                                          PID:2200
                                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                          3⤵
                                                                                            PID:1164
                                                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                            3⤵
                                                                                              PID:3112
                                                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                              3⤵
                                                                                                PID:4196
                                                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                                3⤵
                                                                                                  PID:2784
                                                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                                                  3⤵
                                                                                                    PID:2704
                                                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                                                    3⤵
                                                                                                      PID:1944
                                                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                                                      3⤵
                                                                                                        PID:1828
                                                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                                                        3⤵
                                                                                                          PID:1104
                                                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                                                          3⤵
                                                                                                            PID:4900
                                                                                                      • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        1⤵
                                                                                                        • Executes dropped EXE
                                                                                                        • System Location Discovery: System Language Discovery
                                                                                                        PID:3624
                                                                                                      • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        1⤵
                                                                                                        • Executes dropped EXE
                                                                                                        • System Location Discovery: System Language Discovery
                                                                                                        PID:1980
                                                                                                      • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe
                                                                                                        1⤵
                                                                                                        • Executes dropped EXE
                                                                                                        • System Location Discovery: System Language Discovery
                                                                                                        PID:3868

                                                                                                      Network

                                                                                                      MITRE ATT&CK Enterprise v15

                                                                                                      Replay Monitor

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                                                                                                      Downloads

                                                                                                      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\basegeo.exe.log

                                                                                                        Filesize

                                                                                                        1KB

                                                                                                        MD5

                                                                                                        23095077e59941121be408de05f8843b

                                                                                                        SHA1

                                                                                                        6a85a4fb6a47e96b4c65f8849647ff486273b513

                                                                                                        SHA256

                                                                                                        49cc85a6bad5faf998eae8f1156e4a3cdd0273ff30a7828f5545689eb22e3fe5

                                                                                                        SHA512

                                                                                                        05644cd4aa2128e4c40993e4033ae3102705ee27c157d8376180c81e58b61c2801ca8deed6a256c79bc409e40f9ab5c66e2b2492f6c60871fb575eb6cce73211

                                                                                                      • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe

                                                                                                        Filesize

                                                                                                        4.1MB

                                                                                                        MD5

                                                                                                        35c57757e99caab8b45bf7564321bf37

                                                                                                        SHA1

                                                                                                        fb9fb3464ab80d5de580a008144d75db80f78cd0

                                                                                                        SHA256

                                                                                                        4ffffb110dcd98919963c86d3670c78010e72543f300df09a3e609b7d4a925e7

                                                                                                        SHA512

                                                                                                        239d2ddd2dc7e9796888671e2b1c04f9818af77ff13f067dc89095dbd4a67dec1d598ee9d1f6835bfa41fafb00b2c8c4c40226b0c1cca00937c912a7ff08b8b5

                                                                                                      • C:\Users\Admin\AppData\Roaming\longpollvideo\basegeo.exe.config

                                                                                                        Filesize

                                                                                                        357B

                                                                                                        MD5

                                                                                                        a2b76cea3a59fa9af5ea21ff68139c98

                                                                                                        SHA1

                                                                                                        35d76475e6a54c168f536e30206578babff58274

                                                                                                        SHA256

                                                                                                        f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

                                                                                                        SHA512

                                                                                                        b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

                                                                                                      • memory/1028-40-0x0000000006AC0000-0x0000000006AFC000-memory.dmp

                                                                                                        Filesize

                                                                                                        240KB

                                                                                                      • memory/1028-49-0x0000000005CA0000-0x0000000005CB6000-memory.dmp

                                                                                                        Filesize

                                                                                                        88KB

                                                                                                      • memory/1028-31-0x0000000005D40000-0x0000000005D50000-memory.dmp

                                                                                                        Filesize

                                                                                                        64KB

                                                                                                      • memory/1028-50-0x0000000005CB0000-0x0000000005CBC000-memory.dmp

                                                                                                        Filesize

                                                                                                        48KB

                                                                                                      • memory/1028-48-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/1028-45-0x0000000008E00000-0x0000000008E50000-memory.dmp

                                                                                                        Filesize

                                                                                                        320KB

                                                                                                      • memory/1028-33-0x0000000006320000-0x000000000632A000-memory.dmp

                                                                                                        Filesize

                                                                                                        40KB

                                                                                                      • memory/1028-44-0x0000000006C90000-0x0000000006C9E000-memory.dmp

                                                                                                        Filesize

                                                                                                        56KB

                                                                                                      • memory/1028-25-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/1028-43-0x0000000008390000-0x0000000008552000-memory.dmp

                                                                                                        Filesize

                                                                                                        1.8MB

                                                                                                      • memory/1028-26-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/1028-27-0x00000000077B0000-0x00000000077FE000-memory.dmp

                                                                                                        Filesize

                                                                                                        312KB

                                                                                                      • memory/1028-29-0x0000000008120000-0x00000000081BC000-memory.dmp

                                                                                                        Filesize

                                                                                                        624KB

                                                                                                      • memory/1028-30-0x0000000005D20000-0x0000000005D38000-memory.dmp

                                                                                                        Filesize

                                                                                                        96KB

                                                                                                      • memory/1028-42-0x0000000006D40000-0x0000000006E4A000-memory.dmp

                                                                                                        Filesize

                                                                                                        1.0MB

                                                                                                      • memory/1028-41-0x0000000006B00000-0x0000000006B4C000-memory.dmp

                                                                                                        Filesize

                                                                                                        304KB

                                                                                                      • memory/1028-39-0x00000000069F0000-0x0000000006A02000-memory.dmp

                                                                                                        Filesize

                                                                                                        72KB

                                                                                                      • memory/1028-38-0x00000000087E0000-0x0000000008DF8000-memory.dmp

                                                                                                        Filesize

                                                                                                        6.1MB

                                                                                                      • memory/1028-37-0x0000000006900000-0x0000000006966000-memory.dmp

                                                                                                        Filesize

                                                                                                        408KB

                                                                                                      • memory/3624-34-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/3624-32-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/3624-47-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/4308-24-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/4308-1-0x0000000000250000-0x0000000000672000-memory.dmp

                                                                                                        Filesize

                                                                                                        4.1MB

                                                                                                      • memory/4308-4-0x0000000004AE0000-0x0000000004AEE000-memory.dmp

                                                                                                        Filesize

                                                                                                        56KB

                                                                                                      • memory/4308-2-0x0000000074B20000-0x00000000752D1000-memory.dmp

                                                                                                        Filesize

                                                                                                        7.7MB

                                                                                                      • memory/4308-7-0x0000000006970000-0x0000000006A02000-memory.dmp

                                                                                                        Filesize

                                                                                                        584KB

                                                                                                      • memory/4308-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

                                                                                                        Filesize

                                                                                                        4KB

                                                                                                      • memory/4308-9-0x0000000006760000-0x0000000006772000-memory.dmp

                                                                                                        Filesize

                                                                                                        72KB

                                                                                                      • memory/4308-3-0x00000000063F0000-0x00000000066A0000-memory.dmp

                                                                                                        Filesize

                                                                                                        2.7MB

                                                                                                      • memory/4308-6-0x0000000006E20000-0x00000000073C6000-memory.dmp

                                                                                                        Filesize

                                                                                                        5.6MB

                                                                                                      • memory/4308-5-0x0000000004AF0000-0x0000000004B4C000-memory.dmp

                                                                                                        Filesize

                                                                                                        368KB