Analysis

  • max time kernel
    130s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

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

General

  • Target

    29decd1e88b297aa67fef6e14e39889cfd2454c581b9371a1003b63a28324d0f.exe

  • Size

    938KB

  • MD5

    ccc3750d9270d1e8c95649d91f94033b

  • SHA1

    058f0190a58646ab1a6295eed496732e1e3f7cbf

  • SHA256

    29decd1e88b297aa67fef6e14e39889cfd2454c581b9371a1003b63a28324d0f

  • SHA512

    4338e94e938c5c47c9b8ab447f6a48727a966eec36b9a5b51f6ab2889769d4fa00aac82ad9919644c56cdfcfed6ae82428be5e53370d19efb234ecdccd93e051

  • SSDEEP

    24576:PAHnh+eWsN3skA4RV1Hom2KXMmHa69aGN5:yh+ZkldoPK8Ya69aw

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.

  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29decd1e88b297aa67fef6e14e39889cfd2454c581b9371a1003b63a28324d0f.exe
    "C:\Users\Admin\AppData\Local\Temp\29decd1e88b297aa67fef6e14e39889cfd2454c581b9371a1003b63a28324d0f.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
      2⤵
        PID:2904
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.docx" /S /B /A
        2⤵
          PID:2776
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
          2⤵
            PID:2084
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
            2⤵
              PID:2460
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\.pptx" /S /B /A
              2⤵
                PID:2576
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                2⤵
                  PID:2508
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xls" /S /B /A
                  2⤵
                    PID:2556
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xlsx" /S /B /A
                    2⤵
                      PID:2468
                    • 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:2364
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                          2⤵
                            PID:2472
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                            2⤵
                              PID:2880
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                              2⤵
                                PID:1760
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                                2⤵
                                  PID:268
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                                  2⤵
                                    PID:536
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pst" /S /B /A
                                    2⤵
                                      PID:2660
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                                      2⤵
                                        PID:2764
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                        2⤵
                                          PID:2736
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                          2⤵
                                            PID:2452
                                          • C:\Windows\SysWOW64\cmd.exe
                                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                            2⤵
                                              PID:1884
                                            • C:\Windows\SysWOW64\cmd.exe
                                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                              2⤵
                                                PID:1044
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.txt" /S /B /A
                                                2⤵
                                                  PID:1552

                                              Network

                                              MITRE ATT&CK Enterprise v15

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                                              Downloads