Analysis

  • max time kernel
    136s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 11:46

General

  • Target

    6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79.exe

  • Size

    549KB

  • MD5

    d3d15e62d61981e85ae81ad54bd23b40

  • SHA1

    053d987ff528964bf18ffc1898acd678b8917dd7

  • SHA256

    6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79

  • SHA512

    e3aded35c8474602e7ec556efdf2626a4d58f1b031c1eedbaf0f0c017c33eed607d3913138af52e8c8e408b75533a0e7ed4a5c3f139491fe2e68cd5ba78e3ad8

  • SSDEEP

    12288:CTgeIIGY8gGy4QmKrCc6XJvQOR9DHlXQeAs:OgeGYgyNrCc6ZvhDHlXV

Malware Config

Signatures

  • OutSteel

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

  • OutSteel batch script 1 IoCs

    Detects batch script dropped by OutSteel

  • Deletes itself 1 IoCs
  • 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 14 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79.exe
    "C:\Users\Admin\AppData\Local\Temp\6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Users\Admin\AppData\Local\Temp\6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79.exe
      C:\Users\Admin\AppData\Local\Temp\6ee2fd3994acdbb9a1b1680ccd3ac4b7dcb077b30b44c8677252202a03dccf79.exe
      2⤵
      • Enumerates connected drives
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
        3⤵
          PID:2868
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
          3⤵
            PID:2460
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
            3⤵
              PID:2532
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
              3⤵
                PID:2776
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
                3⤵
                  PID:2160
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                  3⤵
                    PID:1440
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                    3⤵
                      PID:2140
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                      3⤵
                        PID:1508
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                        3⤵
                          PID:2672
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                          3⤵
                            PID:2900
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                            3⤵
                              PID:1756
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                              3⤵
                                PID:1908
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                                3⤵
                                  PID:1520
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                  3⤵
                                    PID:1388
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                    3⤵
                                      PID:1368
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                      3⤵
                                        PID:2220
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                        3⤵
                                          PID:516
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.txt" /S /B /A
                                          3⤵
                                            PID:2216
                                          • C:\Windows\SysWOW64\cmd.exe
                                            C:\Windows\system32\cmd.exe /U /C DIR "f:\*.doc" /S /B /A
                                            3⤵
                                              PID:2316
                                            • C:\Windows\SysWOW64\cmd.exe
                                              C:\Windows\system32\cmd.exe /U /C DIR "f:\*.pdf" /S /B /A
                                              3⤵
                                                PID:2292
                                              • C:\Windows\SysWOW64\cmd.exe
                                                C:\Windows\system32\cmd.exe /U /C DIR "f:\*.ppt" /S /B /A
                                                3⤵
                                                  PID:2992
                                                • C:\Windows\SysWOW64\cmd.exe
                                                  C:\Windows\system32\cmd.exe /U /C DIR "f:\*.dot" /S /B /A
                                                  3⤵
                                                    PID:2496
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    C:\Windows\system32\cmd.exe /U /C DIR "f:\*.xl" /S /B /A
                                                    3⤵
                                                      PID:2524
                                                    • C:\Windows\SysWOW64\cmd.exe
                                                      C:\Windows\system32\cmd.exe /U /C DIR "f:\*.csv" /S /B /A
                                                      3⤵
                                                        PID:2592
                                                      • C:\Windows\SysWOW64\cmd.exe
                                                        C:\Windows\system32\cmd.exe /U /C DIR "f:\*.rtf" /S /B /A
                                                        3⤵
                                                          PID:2364
                                                        • C:\Windows\SysWOW64\cmd.exe
                                                          C:\Windows\system32\cmd.exe /U /C DIR "f:\*.dot" /S /B /A
                                                          3⤵
                                                            PID:2164
                                                          • C:\Windows\SysWOW64\cmd.exe
                                                            C:\Windows\system32\cmd.exe /U /C DIR "f:\*.mdb" /S /B /A
                                                            3⤵
                                                              PID:2792
                                                            • C:\Windows\SysWOW64\cmd.exe
                                                              C:\Windows\system32\cmd.exe /U /C DIR "f:\*.accdb" /S /B /A
                                                              3⤵
                                                                PID:2312
                                                              • C:\Windows\SysWOW64\cmd.exe
                                                                C:\Windows\system32\cmd.exe /U /C DIR "f:\*.pot" /S /B /A
                                                                3⤵
                                                                  PID:1632
                                                                • C:\Windows\SysWOW64\cmd.exe
                                                                  C:\Windows\system32\cmd.exe /U /C DIR "f:\*.pps" /S /B /A
                                                                  3⤵
                                                                    PID:2420
                                                                  • C:\Windows\SysWOW64\cmd.exe
                                                                    C:\Windows\system32\cmd.exe /U /C DIR "f:\*.ppa" /S /B /A
                                                                    3⤵
                                                                      PID:1952
                                                                    • C:\Windows\SysWOW64\cmd.exe
                                                                      C:\Windows\system32\cmd.exe /U /C DIR "f:\*.rar" /S /B /A
                                                                      3⤵
                                                                        PID:2284
                                                                      • C:\Windows\SysWOW64\cmd.exe
                                                                        C:\Windows\system32\cmd.exe /U /C DIR "f:\*.zip" /S /B /A
                                                                        3⤵
                                                                          PID:1708
                                                                        • C:\Windows\SysWOW64\cmd.exe
                                                                          C:\Windows\system32\cmd.exe /U /C DIR "f:\*.tar" /S /B /A
                                                                          3⤵
                                                                            PID:1948
                                                                          • C:\Windows\SysWOW64\cmd.exe
                                                                            C:\Windows\system32\cmd.exe /U /C DIR "f:\*.7z" /S /B /A
                                                                            3⤵
                                                                              PID:1216
                                                                            • C:\Windows\SysWOW64\cmd.exe
                                                                              C:\Windows\system32\cmd.exe /U /C DIR "f:\*.txt" /S /B /A
                                                                              3⤵
                                                                                PID:2080
                                                                              • C:\Windows\SysWOW64\cmd.exe
                                                                                cmd /c start /min r.bat
                                                                                3⤵
                                                                                  PID:1604
                                                                                  • C:\Windows\SysWOW64\cmd.exe
                                                                                    C:\Windows\system32\cmd.exe /K r.bat
                                                                                    4⤵
                                                                                    • Deletes itself
                                                                                    PID:2016
                                                                                    • C:\Windows\SysWOW64\cmd.exe
                                                                                      cmd /min /c del "C:\Users\Admin\AppData\Local\Temp\r.bat"
                                                                                      5⤵
                                                                                        PID:2144
                                                                                      • C:\Windows\SysWOW64\taskkill.exe
                                                                                        Taskkill /IM cmd.exe /F
                                                                                        5⤵
                                                                                        • Kills process with taskkill
                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                        PID:2200

                                                                              Network

                                                                              MITRE ATT&CK Enterprise v15

                                                                              Replay Monitor

                                                                              Loading Replay Monitor...

                                                                              Downloads

                                                                              • C:\Users\Admin\AppData\Local\Temp\r.bat
                                                                                Filesize

                                                                                256B

                                                                                MD5

                                                                                481767783ae1eb9829e034b7450c4f97

                                                                                SHA1

                                                                                f80589536789db32b90772f5f51aa5636cc832b9

                                                                                SHA256

                                                                                502ef9223631bf62206bfc9082d74e0a0c27a8f04b126416f449acad5c0727c4

                                                                                SHA512

                                                                                9bf3a50818029083314a423be509551e98384797c44074854a96aa3815712b7de1a101ea2f121539038f9ad41a26eaff6835a82e38126275c2ca269221ce26af

                                                                              • memory/2440-0-0x0000000000F90000-0x000000000101E000-memory.dmp
                                                                                Filesize

                                                                                568KB

                                                                              • memory/2440-1-0x0000000074610000-0x0000000074CFE000-memory.dmp
                                                                                Filesize

                                                                                6.9MB

                                                                              • memory/2440-2-0x0000000000680000-0x00000000006C0000-memory.dmp
                                                                                Filesize

                                                                                256KB

                                                                              • memory/2440-3-0x0000000000450000-0x000000000045E000-memory.dmp
                                                                                Filesize

                                                                                56KB

                                                                              • memory/2440-6-0x0000000074610000-0x0000000074CFE000-memory.dmp
                                                                                Filesize

                                                                                6.9MB

                                                                              • memory/2716-15-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-43-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-9-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-11-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-7-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-27-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-31-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-8-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-47-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-59-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-63-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-81-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-157-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB

                                                                              • memory/2716-4-0x0000000000400000-0x00000000004E2000-memory.dmp
                                                                                Filesize

                                                                                904KB