Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-09-2024 10:46

General

  • Target

    d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe

  • Size

    915KB

  • MD5

    02d513fa3a4c04f1ffce97c25caccdff

  • SHA1

    853948f7ff1d69a293c4f4617185c24b9859e6dd

  • SHA256

    d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a

  • SHA512

    9a9b925e7d5acec5216ecb64f7352a8a27598106452984f08155f2bef640fe1ad93ff3a7869cacfaec2514641740c41fcc0e7e4f0172eaa7072c1c9c05087ab3

  • SSDEEP

    24576:SgW2J4Sl29MaW6EEJJQEtTShtxMwwW7yUVzmoeli:SgjJYSoxtuDxZlyUVzmo

Malware Config

Extracted

Family

remcos

Botnet

GeneralWire-Slaves

C2

milliondollar23.duckdns.org:3984

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-TWU43D

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: MapViewOfSection 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
    "C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2692
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LdtceRaylJq.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2772
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LdtceRaylJq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA67C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1012
    • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
      "C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe"
      2⤵
        PID:3008
      • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
        "C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe"
        2⤵
          PID:3016
        • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
          "C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:532
          • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
            C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
            3⤵
              PID:2992
            • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
              C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
              3⤵
                PID:2908
              • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                3⤵
                  PID:2764
                • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                  C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                  3⤵
                    PID:2756
                  • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                    C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                    3⤵
                      PID:2768
                    • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                      C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                      3⤵
                        PID:1572
                      • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                        C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                        3⤵
                          PID:2472
                        • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                          C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                          3⤵
                            PID:1720
                          • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                            C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\txvci"
                            3⤵
                            • System Location Discovery: System Language Discovery
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1760
                          • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                            C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\dzivjtxs"
                            3⤵
                            • Accesses Microsoft Outlook accounts
                            • System Location Discovery: System Language Discovery
                            PID:1964
                          • C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe
                            C:\Users\Admin\AppData\Local\Temp\d00a443bf00b909b32fbd9894462283fca5788e28b96a9e729f43fc4f2ca585a.exe /stext "C:\Users\Admin\AppData\Local\Temp\guonkmiuhkf"
                            3⤵
                            • System Location Discovery: System Language Discovery
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1736

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\ProgramData\remcos\logs.dat

                        Filesize

                        144B

                        MD5

                        902cc85a0d0d820a4306aebca3394ae6

                        SHA1

                        f09096c3ce8e8a3d19a41125b679504ba6eb5529

                        SHA256

                        f6bf8905721cc973a771e7a8188b5c107660b60d2fc656c0d70cec879e0b4da2

                        SHA512

                        dcfa0e63788f24a54856baea1abb23a448a0182e74278ebe12ea6eb272a3dce552d5006c4b5df214f10344c7a632f226cc8b8f8679982846c26d2a284f377444

                      • C:\Users\Admin\AppData\Local\Temp\tmpA67C.tmp

                        Filesize

                        1KB

                        MD5

                        22a2d6ac0485fdea4f4e68c1edc6f8a7

                        SHA1

                        d5710e38cfba84ccf45082f2ee8dcb27fddc664e

                        SHA256

                        34bfaa1c7e59063368c798ebd58a2a3b7f5013e466d3bb31d31d7224dd22b652

                        SHA512

                        7c02342835dc72f5a28d56f0b6c0e348e6fede15b308037f1b14cacac3278d18b24425f5ea16e6e36bfbc0d06915561a5b40dfc0d8243d2356c92a8ae714ac6b

                      • C:\Users\Admin\AppData\Local\Temp\txvci

                        Filesize

                        2B

                        MD5

                        f3b25701fe362ec84616a93a45ce9998

                        SHA1

                        d62636d8caec13f04e28442a0a6fa1afeb024bbb

                        SHA256

                        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                        SHA512

                        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\PJRGX78ZY4B2YR4B5R26.temp

                        Filesize

                        7KB

                        MD5

                        c57607961bb3c3a0d7ae53381ced5a89

                        SHA1

                        180469cccbbaab58a3048e2d0db149cbf80ff160

                        SHA256

                        e69b008eda289d419ee04642c30f41dbd4628a6a08ab7c3936345dab7451f343

                        SHA512

                        9f5a06728d8a532378a141097d09992cdb2c9be764848366b34b3619a3ebcf43e60f05a0ad1af0e07bc4f3ad04af8c19fbd1d0c1286765651f901eb1802c0678

                      • memory/532-46-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-43-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-99-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-98-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-90-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-19-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-36-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-37-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                        Filesize

                        4KB

                      • memory/532-31-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-29-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-38-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-27-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-25-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-83-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-42-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-82-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-33-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-22-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-72-0x0000000010000000-0x0000000010019000-memory.dmp

                        Filesize

                        100KB

                      • memory/532-44-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-45-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-23-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-49-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-76-0x0000000010000000-0x0000000010019000-memory.dmp

                        Filesize

                        100KB

                      • memory/532-52-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-53-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-77-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-51-0x0000000000400000-0x0000000000482000-memory.dmp

                        Filesize

                        520KB

                      • memory/532-75-0x0000000010000000-0x0000000010019000-memory.dmp

                        Filesize

                        100KB

                      • memory/1736-64-0x0000000000400000-0x0000000000424000-memory.dmp

                        Filesize

                        144KB

                      • memory/1736-63-0x0000000000400000-0x0000000000424000-memory.dmp

                        Filesize

                        144KB

                      • memory/1736-65-0x0000000000400000-0x0000000000424000-memory.dmp

                        Filesize

                        144KB

                      • memory/1760-54-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                        Filesize

                        4KB

                      • memory/1760-55-0x0000000000400000-0x0000000000478000-memory.dmp

                        Filesize

                        480KB

                      • memory/1760-60-0x0000000000400000-0x0000000000478000-memory.dmp

                        Filesize

                        480KB

                      • memory/1760-58-0x0000000000400000-0x0000000000478000-memory.dmp

                        Filesize

                        480KB

                      • memory/1964-59-0x0000000000400000-0x0000000000462000-memory.dmp

                        Filesize

                        392KB

                      • memory/1964-61-0x0000000000400000-0x0000000000462000-memory.dmp

                        Filesize

                        392KB

                      • memory/1964-57-0x0000000000400000-0x0000000000462000-memory.dmp

                        Filesize

                        392KB

                      • memory/2192-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2192-5-0x0000000074A00000-0x00000000750EE000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2192-1-0x0000000000210000-0x00000000002FA000-memory.dmp

                        Filesize

                        936KB

                      • memory/2192-41-0x0000000074A00000-0x00000000750EE000-memory.dmp

                        Filesize

                        6.9MB

                      • memory/2192-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

                        Filesize

                        4KB

                      • memory/2192-3-0x00000000006F0000-0x0000000000702000-memory.dmp

                        Filesize

                        72KB

                      • memory/2192-4-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

                        Filesize

                        4KB

                      • memory/2192-6-0x0000000005370000-0x0000000005430000-memory.dmp

                        Filesize

                        768KB