Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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 19 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:3304
    • C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe
      C:\Users\Admin\AppData\Local\Temp\ea9e5ad0ef82af2c0c75c371e683352a781eb2260a45c584d70995edec956ce9.exe
      2⤵
        PID:792
      • 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:2728
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
          3⤵
            PID:4488
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
            3⤵
              PID:3724
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
              3⤵
                PID:3008
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                3⤵
                  PID:4888
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
                  3⤵
                    PID:4308
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
                    3⤵
                      PID:3224
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
                      3⤵
                        PID:2168
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
                        3⤵
                          PID:2412
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
                          3⤵
                            PID:1568
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
                            3⤵
                              PID:4056
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
                              3⤵
                                PID:3644
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
                                3⤵
                                  PID:3004
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
                                  3⤵
                                    PID:3192
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
                                    3⤵
                                      PID:4028
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
                                      3⤵
                                        PID:2444
                                      • C:\Windows\SysWOW64\cmd.exe
                                        C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
                                        3⤵
                                          PID:2100
                                        • C:\Windows\SysWOW64\cmd.exe
                                          C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
                                          3⤵
                                            PID:4640
                                          • C:\Windows\SysWOW64\cmd.exe
                                            C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.txt" /S /B /A
                                            3⤵
                                              PID:4320
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
                                          1⤵
                                            PID:1532

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • memory/792-11-0x00000000002E0000-0x00000000002E0000-memory.dmp

                                          • memory/2728-44-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-28-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-48-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-64-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-57-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-56-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-53-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-52-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-68-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-72-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-12-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-76-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-13-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-15-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-16-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-40-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-18-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-24-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/2728-36-0x0000000000400000-0x00000000004E2000-memory.dmp

                                            Filesize

                                            904KB

                                          • memory/3304-8-0x0000000006DB0000-0x0000000006E26000-memory.dmp

                                            Filesize

                                            472KB

                                          • memory/3304-17-0x0000000074520000-0x0000000074CD0000-memory.dmp

                                            Filesize

                                            7.7MB

                                          • memory/3304-10-0x00000000070E0000-0x00000000070F0000-memory.dmp

                                            Filesize

                                            64KB

                                          • memory/3304-9-0x0000000007030000-0x000000000704E000-memory.dmp

                                            Filesize

                                            120KB

                                          • memory/3304-0-0x0000000074520000-0x0000000074CD0000-memory.dmp

                                            Filesize

                                            7.7MB

                                          • memory/3304-7-0x0000000005930000-0x0000000005940000-memory.dmp

                                            Filesize

                                            64KB

                                          • memory/3304-6-0x0000000074520000-0x0000000074CD0000-memory.dmp

                                            Filesize

                                            7.7MB

                                          • memory/3304-5-0x0000000005720000-0x000000000572A000-memory.dmp

                                            Filesize

                                            40KB

                                          • memory/3304-4-0x0000000005930000-0x0000000005940000-memory.dmp

                                            Filesize

                                            64KB

                                          • memory/3304-3-0x0000000005760000-0x00000000057F2000-memory.dmp

                                            Filesize

                                            584KB

                                          • memory/3304-2-0x0000000005D10000-0x00000000062B4000-memory.dmp

                                            Filesize

                                            5.6MB

                                          • memory/3304-1-0x0000000000BA0000-0x0000000000D14000-memory.dmp

                                            Filesize

                                            1.5MB