Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10-04-2024 14:45

General

  • Target

    ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe

  • Size

    1.4MB

  • MD5

    41af4d9fbd0bc719212b78cd7a1b89ec

  • SHA1

    ca93ffbbc38fbd3c62fb31290a198284ac13be0d

  • SHA256

    ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9

  • SHA512

    1461694f1281cad81d823ac85c246480a3281a30b7e1319521bf8f39a70954dcc8cfe76aebaa8069dad133fbb0b5f68600d972c6bb5b8a1442372231fb196bca

  • SSDEEP

    24576:Hqk7E6r5Q7AaJBo3QXerYFnGTx5hJydkCPUhiOd:HqGNQ7AaJB9MQa5KdkC8hR

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 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe
    "C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe
      C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe
      2⤵
      • Enumerates connected drives
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
        3⤵
          PID:2596
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
          3⤵
            PID:2740
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
            3⤵
              PID:2464
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
              3⤵
                PID:2444
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
                3⤵
                  PID:528
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                  3⤵
                    PID:2024
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                    3⤵
                      PID:1484
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                      3⤵
                        PID:2720
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                        3⤵
                          PID:1600
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                          3⤵
                            PID:1964
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                            3⤵
                              PID:1920
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                              3⤵
                                PID:1828
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                                3⤵
                                  PID:1804
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                  3⤵
                                    PID:1768
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                    3⤵
                                      PID:1704
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                      3⤵
                                        PID:2588
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                        3⤵
                                          PID:2188
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.txt" /S /B /A
                                          3⤵
                                            PID:440

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • memory/2568-12-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-48-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-82-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-28-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-20-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-5-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-7-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-68-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-9-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-10-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-65-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-60-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-44-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-32-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2568-36-0x0000000000400000-0x00000000004E2000-memory.dmp

                                        Filesize

                                        904KB

                                      • memory/2656-3-0x0000000000540000-0x0000000000550000-memory.dmp

                                        Filesize

                                        64KB

                                      • memory/2656-1-0x0000000074650000-0x0000000074D3E000-memory.dmp

                                        Filesize

                                        6.9MB

                                      • memory/2656-4-0x0000000074650000-0x0000000074D3E000-memory.dmp

                                        Filesize

                                        6.9MB

                                      • memory/2656-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

                                        Filesize

                                        256KB

                                      • memory/2656-8-0x0000000074650000-0x0000000074D3E000-memory.dmp

                                        Filesize

                                        6.9MB

                                      • memory/2656-0-0x0000000000EA0000-0x0000000001014000-memory.dmp

                                        Filesize

                                        1.5MB