Analysis

  • max time kernel
    168s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 14:46

General

  • Target

    ec62c984941954f0eb4f3e8baee455410a9dc0deb222360d376e28981c53b1a0.exe

  • Size

    697KB

  • MD5

    c073d9f6c0af5eff0a7150debe1d63db

  • SHA1

    d838a5b99044f8be1030a179ad3f8322ea4fb010

  • SHA256

    ec62c984941954f0eb4f3e8baee455410a9dc0deb222360d376e28981c53b1a0

  • SHA512

    c26a14ea804fce3ff4dbdf7be8bc6fa539e36319fb2f7511daee82e5080b1d28c56a7003821cf9e48cde23628d57dcbdf4435e88cc4dbd7a2c61b322a03b00a7

  • SSDEEP

    12288:Gld5Utx2MeMfYQwxFbKqnPM2Cz/9y71BGZgqQVoI3CqS4JofHT+bLVKY:GzcMMemYbxFOmdo/4rGZgqQyI3CqS46E

Malware Config

Signatures

  • OutSteel

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • AutoIT Executable 9 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec62c984941954f0eb4f3e8baee455410a9dc0deb222360d376e28981c53b1a0.exe
    "C:\Users\Admin\AppData\Local\Temp\ec62c984941954f0eb4f3e8baee455410a9dc0deb222360d376e28981c53b1a0.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
      2⤵
        PID:2576
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
        2⤵
          PID:2444
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
          2⤵
            PID:2580
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
            2⤵
              PID:2416
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
              2⤵
                PID:2480
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                2⤵
                  PID:2856
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                  2⤵
                    PID:2364
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                    2⤵
                      PID:776
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                      2⤵
                        PID:2764
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                        2⤵
                          PID:1936
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                          2⤵
                            PID:2256
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                            2⤵
                              PID:1184
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                              2⤵
                                PID:2320
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                2⤵
                                  PID:1500
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                  2⤵
                                    PID:1672
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                    2⤵
                                      PID:1652
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                      2⤵
                                        PID:1020

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/2548-1-0x00000000002A0000-0x00000000003A0000-memory.dmp

                                      Filesize

                                      1024KB

                                    • memory/2548-2-0x0000000000B00000-0x0000000000BDD000-memory.dmp

                                      Filesize

                                      884KB

                                    • memory/2548-3-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-4-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-6-0x00000000002A0000-0x00000000003A0000-memory.dmp

                                      Filesize

                                      1024KB

                                    • memory/2548-7-0x0000000000B00000-0x0000000000BDD000-memory.dmp

                                      Filesize

                                      884KB

                                    • memory/2548-9-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-11-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-13-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-16-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB

                                    • memory/2548-18-0x0000000000400000-0x0000000000A88000-memory.dmp

                                      Filesize

                                      6.5MB