Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 12:59

General

  • Target

    9ef2d114c329c169e7b62f89a02d3f7395cb487fcd6cff4e7cac1eb198407ba6.exe

  • Size

    690KB

  • MD5

    091cd6e1b1addd88794b7ea0dd09750d

  • SHA1

    97f4863b80f584d5505e799661976f588624b383

  • SHA256

    9ef2d114c329c169e7b62f89a02d3f7395cb487fcd6cff4e7cac1eb198407ba6

  • SHA512

    329d46c568434044dacf0ff0edcc43200f52703fc1e9aad7fea852a3af6f35c2e650ea4f8888e87f2172927bb53bcc9c4110d84c00513a09d906600d53dbda87

  • SSDEEP

    12288:sDexCTwCa7oWfjPAR0lcC3v91uTW56thtG/YiLWsLxY59X6Cf1weRPS3GWp44h1l:sDfUCaMWr4R03eSau/UwiBtwec3GUh1l

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\9ef2d114c329c169e7b62f89a02d3f7395cb487fcd6cff4e7cac1eb198407ba6.exe
    "C:\Users\Admin\AppData\Local\Temp\9ef2d114c329c169e7b62f89a02d3f7395cb487fcd6cff4e7cac1eb198407ba6.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
      2⤵
        PID:2964
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
        2⤵
          PID:3048
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
          2⤵
            PID:2624
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
            2⤵
              PID:2612
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
              2⤵
                PID:2552
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                2⤵
                  PID:2676
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                  2⤵
                    PID:2584
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                    2⤵
                      PID:2476
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                      2⤵
                        PID:2472
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                        2⤵
                          PID:2936
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                          2⤵
                            PID:2892
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                            2⤵
                              PID:2408
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                              2⤵
                                PID:2736
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                2⤵
                                  PID:2764
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                  2⤵
                                    PID:2900
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                    2⤵
                                      PID:848
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                      2⤵
                                        PID:1764

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/2932-2-0x0000000003E10000-0x0000000003EED000-memory.dmp

                                      Filesize

                                      884KB

                                    • memory/2932-1-0x0000000000280000-0x0000000000380000-memory.dmp

                                      Filesize

                                      1024KB

                                    • memory/2932-3-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-5-0x0000000000280000-0x0000000000380000-memory.dmp

                                      Filesize

                                      1024KB

                                    • memory/2932-6-0x0000000003E10000-0x0000000003EED000-memory.dmp

                                      Filesize

                                      884KB

                                    • memory/2932-7-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-9-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-11-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-13-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-15-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB

                                    • memory/2932-17-0x0000000000400000-0x0000000003E0E000-memory.dmp

                                      Filesize

                                      58.1MB