Analysis

  • max time kernel
    141s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 12:12

General

  • Target

    7e1355e51eb9c38e006368de1ae80b268ffab6918237696474f50802e3d8a9c8.exe

  • Size

    2.5MB

  • MD5

    48e26159d9aa517ba2a1f1010c8e7c00

  • SHA1

    dbc9c8a492ae270bb7ed845680b81b94483ab585

  • SHA256

    7e1355e51eb9c38e006368de1ae80b268ffab6918237696474f50802e3d8a9c8

  • SHA512

    35a373eac85d486800d1ba6898a7cf0ac95058df92a455a38a094061e059647009afe5b78e81cf42fde3ead4726e16cc3d7231f97776c09d13733ddceeab4a67

  • SSDEEP

    49152:P1pt5y4+ehRpj3bQxZI9SoesOCpnROKcQtngNbawIVbf8Amz2FNaZU6NV:P9M7ERF3bcZipROTMngNVKr02v2

Malware Config

Signatures

  • OutSteel

    OutSteel is a file uploader and document stealer written in AutoIT.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 8 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e1355e51eb9c38e006368de1ae80b268ffab6918237696474f50802e3d8a9c8.exe
    "C:\Users\Admin\AppData\Local\Temp\7e1355e51eb9c38e006368de1ae80b268ffab6918237696474f50802e3d8a9c8.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
      2⤵
        PID:2204
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
        2⤵
          PID:3048
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
          2⤵
            PID:2388
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.docx" /S /B /A
            2⤵
              PID:2792
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.docm" /S /B /A
              2⤵
                PID:2648
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
                2⤵
                  PID:2636
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
                  2⤵
                    PID:1472
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                    2⤵
                      PID:2100
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xls" /S /B /A
                      2⤵
                        PID:2832
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xlsx" /S /B /A
                        2⤵
                          PID:2564
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xlsm" /S /B /A
                          2⤵
                            PID:2444
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                            2⤵
                              PID:2520
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                              2⤵
                                PID:2928
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                                2⤵
                                  PID:2140
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                                  2⤵
                                    PID:1556
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                                    2⤵
                                      PID:2784
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pptx" /S /B /A
                                      2⤵
                                        PID:1920
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
                                        2⤵
                                          PID:1900
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                                          2⤵
                                            PID:2780
                                          • C:\Windows\SysWOW64\cmd.exe
                                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                                            2⤵
                                              PID:2036
                                            • C:\Windows\SysWOW64\cmd.exe
                                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                                              2⤵
                                                PID:500
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                                2⤵
                                                  PID:808
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                                  2⤵
                                                    PID:1452
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                                    2⤵
                                                      PID:1524
                                                    • C:\Windows\SysWOW64\cmd.exe
                                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                                      2⤵
                                                        PID:1744
                                                      • C:\Windows\SysWOW64\cmd.exe
                                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.txt" /S /B /A
                                                        2⤵
                                                          PID:1540

                                                      Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      Downloads

                                                      • memory/2368-0-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-2-0x00000000028A0000-0x00000000028A1000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-5-0x00000000028C0000-0x00000000028C1000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-6-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-9-0x0000000002890000-0x0000000002891000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-8-0x0000000000D50000-0x0000000000D5C000-memory.dmp
                                                        Filesize

                                                        48KB

                                                      • memory/2368-7-0x00000000028E0000-0x00000000028E1000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-4-0x0000000000D80000-0x0000000000D81000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-3-0x0000000000D60000-0x0000000000D61000-memory.dmp
                                                        Filesize

                                                        4KB

                                                      • memory/2368-1-0x0000000002830000-0x0000000002890000-memory.dmp
                                                        Filesize

                                                        384KB

                                                      • memory/2368-10-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-11-0x0000000002830000-0x0000000002890000-memory.dmp
                                                        Filesize

                                                        384KB

                                                      • memory/2368-13-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-15-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-17-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-19-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-21-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB

                                                      • memory/2368-23-0x0000000000400000-0x00000000008EE000-memory.dmp
                                                        Filesize

                                                        4.9MB