Analysis

  • max time kernel
    127s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-10-2024 19:07

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 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 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⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2216
    • 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:2748
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        3⤵
          PID:2532
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
          3⤵
            PID:2528
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
            3⤵
              PID:2548
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
              3⤵
                PID:2564
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                3⤵
                  PID:2600
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                  3⤵
                    PID:2608
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                    3⤵
                      PID:1800
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                      3⤵
                        PID:2976
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                        3⤵
                          PID:3024
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                          3⤵
                            PID:2584
                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                            3⤵
                              PID:2780
                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                              3⤵
                                PID:2708
                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                3⤵
                                  PID:2592
                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                  3⤵
                                    PID:712
                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                    3⤵
                                      PID:1520
                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                      3⤵
                                        PID:1752
                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                        3⤵
                                          PID:2072
                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                          3⤵
                                            PID:2156
                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                            3⤵
                                              PID:1416
                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                                              3⤵
                                                PID:2396
                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                3⤵
                                                  PID:1372
                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                  3⤵
                                                    PID:2344
                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                    3⤵
                                                      PID:2104
                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                      3⤵
                                                        PID:2092
                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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:2520
                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                            3⤵
                                                              PID:1512
                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                              3⤵
                                                                PID:572
                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                3⤵
                                                                  PID:1040
                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                  3⤵
                                                                    PID:2300
                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                    3⤵
                                                                      PID:2416
                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                      3⤵
                                                                        PID:1296
                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                        3⤵
                                                                          PID:2280
                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                          3⤵
                                                                            PID:1076
                                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
                                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
                                                                            3⤵
                                                                              PID:1468
                                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                              3⤵
                                                                                PID:1268
                                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                3⤵
                                                                                  PID:1044
                                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                  3⤵
                                                                                    PID:576
                                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                    3⤵
                                                                                      PID:1032
                                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                      3⤵
                                                                                        PID:2008
                                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                        3⤵
                                                                                          PID:2272
                                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                          3⤵
                                                                                            PID:1256
                                                                                          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                            3⤵
                                                                                              PID:1712
                                                                                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                              3⤵
                                                                                                PID:1536
                                                                                              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
                                                                                                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
                                                                                                3⤵
                                                                                                  PID:2016
                                                                                                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                                                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                                                  3⤵
                                                                                                    PID:2596
                                                                                                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                                                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                                                    3⤵
                                                                                                      PID:2760
                                                                                                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                                                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                                                      3⤵
                                                                                                        PID:2292
                                                                                                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                                                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                                                        3⤵
                                                                                                          PID:2992
                                                                                                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                                                                                                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                                                                                                          3⤵
                                                                                                            PID:3020
                                                                                                      • C:\Windows\system32\taskeng.exe
                                                                                                        taskeng.exe {92F16E0B-0B63-45FE-B852-A82DD1195A54} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]
                                                                                                        1⤵
                                                                                                          PID:2648
                                                                                                          • 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
                                                                                                            PID:2088
                                                                                                          • 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
                                                                                                            PID:2420
                                                                                                          • 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
                                                                                                            PID:2440

                                                                                                        Network

                                                                                                        MITRE ATT&CK Enterprise v15

                                                                                                        Replay Monitor

                                                                                                        Loading Replay Monitor...

                                                                                                        Downloads

                                                                                                        • C:\Users\Admin\AppData\Local\Temp\Cab17A8.tmp

                                                                                                          Filesize

                                                                                                          70KB

                                                                                                          MD5

                                                                                                          49aebf8cbd62d92ac215b2923fb1b9f5

                                                                                                          SHA1

                                                                                                          1723be06719828dda65ad804298d0431f6aff976

                                                                                                          SHA256

                                                                                                          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                                                                                                          SHA512

                                                                                                          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

                                                                                                          Filesize

                                                                                                          357B

                                                                                                          MD5

                                                                                                          a2b76cea3a59fa9af5ea21ff68139c98

                                                                                                          SHA1

                                                                                                          35d76475e6a54c168f536e30206578babff58274

                                                                                                          SHA256

                                                                                                          f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

                                                                                                          SHA512

                                                                                                          b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

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

                                                                                                          Filesize

                                                                                                          4.1MB

                                                                                                          MD5

                                                                                                          35c57757e99caab8b45bf7564321bf37

                                                                                                          SHA1

                                                                                                          fb9fb3464ab80d5de580a008144d75db80f78cd0

                                                                                                          SHA256

                                                                                                          4ffffb110dcd98919963c86d3670c78010e72543f300df09a3e609b7d4a925e7

                                                                                                          SHA512

                                                                                                          239d2ddd2dc7e9796888671e2b1c04f9818af77ff13f067dc89095dbd4a67dec1d598ee9d1f6835bfa41fafb00b2c8c4c40226b0c1cca00937c912a7ff08b8b5

                                                                                                        • memory/2216-15-0x0000000074B60000-0x000000007524E000-memory.dmp

                                                                                                          Filesize

                                                                                                          6.9MB

                                                                                                        • memory/2216-1-0x0000000000BF0000-0x0000000001012000-memory.dmp

                                                                                                          Filesize

                                                                                                          4.1MB

                                                                                                        • memory/2216-5-0x0000000000970000-0x00000000009CC000-memory.dmp

                                                                                                          Filesize

                                                                                                          368KB

                                                                                                        • memory/2216-7-0x0000000000630000-0x0000000000642000-memory.dmp

                                                                                                          Filesize

                                                                                                          72KB

                                                                                                        • memory/2216-3-0x00000000063D0000-0x0000000006680000-memory.dmp

                                                                                                          Filesize

                                                                                                          2.7MB

                                                                                                        • memory/2216-4-0x00000000003D0000-0x00000000003DE000-memory.dmp

                                                                                                          Filesize

                                                                                                          56KB

                                                                                                        • memory/2216-2-0x0000000074B60000-0x000000007524E000-memory.dmp

                                                                                                          Filesize

                                                                                                          6.9MB

                                                                                                        • memory/2216-0-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

                                                                                                          Filesize

                                                                                                          4KB

                                                                                                        • memory/2748-18-0x0000000074B60000-0x000000007524E000-memory.dmp

                                                                                                          Filesize

                                                                                                          6.9MB

                                                                                                        • memory/2748-20-0x0000000074B60000-0x000000007524E000-memory.dmp

                                                                                                          Filesize

                                                                                                          6.9MB

                                                                                                        • memory/2748-21-0x0000000000810000-0x000000000085E000-memory.dmp

                                                                                                          Filesize

                                                                                                          312KB

                                                                                                        • memory/2748-23-0x00000000047B0000-0x00000000047C8000-memory.dmp

                                                                                                          Filesize

                                                                                                          96KB

                                                                                                        • memory/2748-24-0x0000000004960000-0x0000000004970000-memory.dmp

                                                                                                          Filesize

                                                                                                          64KB

                                                                                                        • memory/2748-19-0x0000000000860000-0x0000000000C82000-memory.dmp

                                                                                                          Filesize

                                                                                                          4.1MB

                                                                                                        • memory/2748-41-0x0000000004C60000-0x0000000004C6E000-memory.dmp

                                                                                                          Filesize

                                                                                                          56KB

                                                                                                        • memory/2748-42-0x0000000004CA0000-0x0000000004CA2000-memory.dmp

                                                                                                          Filesize

                                                                                                          8KB

                                                                                                        • memory/2748-43-0x0000000074B60000-0x000000007524E000-memory.dmp

                                                                                                          Filesize

                                                                                                          6.9MB

                                                                                                        • memory/2748-44-0x0000000004920000-0x0000000004932000-memory.dmp

                                                                                                          Filesize

                                                                                                          72KB