Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07-10-2022 15:27

General

  • Target

    f57e172f7296a9d4033a35879593347f795b05317f222a1b6903593dd1b8c868.exe

  • Size

    732KB

  • MD5

    167eba19fe5ab32bbce67fe42d28810a

  • SHA1

    309c9a18a6981bb9161a50bda2847f2aebd78463

  • SHA256

    f57e172f7296a9d4033a35879593347f795b05317f222a1b6903593dd1b8c868

  • SHA512

    6ae42a4109201214bba786ae61d2a6e4e3c4d441f4879fa6b7d807dc548bccbb981a9923d50df324e610544d052531af6da9fc35701decdef67fd86f72a0a13a

  • SSDEEP

    768:rZmchlXKGREW6VA6joSRhFH+C9Pe2auEqainmngYWxuv8Gwmwoe9R4ZstojtfcWv:schl6M+lpDCUoHid0bIrlyR

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 9 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Creates scheduled task(s) 1 TTPs 5 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f57e172f7296a9d4033a35879593347f795b05317f222a1b6903593dd1b8c868.exe
    "C:\Users\Admin\AppData\Local\Temp\f57e172f7296a9d4033a35879593347f795b05317f222a1b6903593dd1b8c868.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4892
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:3552
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4224
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1528
      • C:\ProgramData\Dllhost\dllhost.exe
        "C:\ProgramData\Dllhost\dllhost.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3576
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3216
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:160
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2840
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:824
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:5096
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:4464
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:2744
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:2812
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  4⤵
                  • Creates scheduled task(s)
                  PID:1548
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:4748
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  4⤵
                  • Creates scheduled task(s)
                  PID:1428
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:3260
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk1302" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4968
                  • C:\Windows\SysWOW64\schtasks.exe
                    SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk1302" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    4⤵
                    • Creates scheduled task(s)
                    PID:2120
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk2938" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:2684
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk2854" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:4448
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk8497" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:4736
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                        3⤵
                          PID:3528
                          • C:\Windows\SysWOW64\chcp.com
                            chcp 1251
                            4⤵
                              PID:304
                          • C:\Windows\SysWOW64\cmd.exe
                            "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                            3⤵
                              PID:2172
                              • C:\Windows\SysWOW64\chcp.com
                                chcp 1251
                                4⤵
                                  PID:1416

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\ProgramData\Dllhost\dllhost.exe

                            Filesize

                            956KB

                            MD5

                            f32f7f4417efb436a8c0470f8a1e7cfd

                            SHA1

                            cd3e0d12afbda2a6fa0c659ca2749d7ce9104bee

                            SHA256

                            07457fcd413e0df165eb5d0c5105f3e2876aa7224a882fe823e060ef6194e2d8

                            SHA512

                            4a72b5560f0c35e375e8bd8996a5d95df15fdde60b29653e0e84af8b70d40e8bb3cd7b690511446a3fbe740cf8e61d3a51076706a136fc200e8cb4c347fcf259

                          • C:\ProgramData\Dllhost\dllhost.exe

                            Filesize

                            956KB

                            MD5

                            f32f7f4417efb436a8c0470f8a1e7cfd

                            SHA1

                            cd3e0d12afbda2a6fa0c659ca2749d7ce9104bee

                            SHA256

                            07457fcd413e0df165eb5d0c5105f3e2876aa7224a882fe823e060ef6194e2d8

                            SHA512

                            4a72b5560f0c35e375e8bd8996a5d95df15fdde60b29653e0e84af8b70d40e8bb3cd7b690511446a3fbe740cf8e61d3a51076706a136fc200e8cb4c347fcf259

                          • C:\ProgramData\HostData\logs.uce

                            Filesize

                            497B

                            MD5

                            13fda2ab01b83a5130842a5bab3892d3

                            SHA1

                            6e18e4b467cde054a63a95d4dfc030f156ecd215

                            SHA256

                            76973d42c8fceceab7ec85b3d01b218db92564993e93a9bea31c52aa73aeee9e

                            SHA512

                            c51f9fd6e452fbeeedd4dfaba3c7c887e337f01e68abdd27d4032f8be85def7ef3cf0c77bf60e425b085b76c0539464c6b6e5e805a69397c5519e8ccf9fffccc

                          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

                            Filesize

                            2KB

                            MD5

                            db01a2c1c7e70b2b038edf8ad5ad9826

                            SHA1

                            540217c647a73bad8d8a79e3a0f3998b5abd199b

                            SHA256

                            413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d

                            SHA512

                            c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6

                          • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                            Filesize

                            18KB

                            MD5

                            00ec4284520ef47b949eb03b30c48ae1

                            SHA1

                            7f58f5b5f6bfbbc25f33e91c4734d6201a86b4f7

                            SHA256

                            e386109ed00ebbe9c7b19826c059de64f73f9aed6590c731c10253e36fcb3f9a

                            SHA512

                            cafff70306c3dd514691fd8747394c9999d5f67aec17a06a67fc409389356ac269f20f1cfdceebc990a68e4f451906e26bc688c4fc96d0bfef0eee28920f9a11

                          • memory/2196-162-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-171-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-136-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-137-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-138-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-139-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-140-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-142-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-141-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-143-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-144-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-145-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-146-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-147-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-148-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-149-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-150-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-151-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-152-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-153-0x0000000000C20000-0x0000000000CC8000-memory.dmp

                            Filesize

                            672KB

                          • memory/2196-154-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-155-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-156-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-157-0x0000000005A80000-0x0000000005F7E000-memory.dmp

                            Filesize

                            5.0MB

                          • memory/2196-158-0x0000000005580000-0x0000000005612000-memory.dmp

                            Filesize

                            584KB

                          • memory/2196-159-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-160-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-161-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-134-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-163-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-164-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-165-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-166-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-167-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-168-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-169-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-170-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-135-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-172-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-173-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-174-0x0000000005660000-0x000000000566A000-memory.dmp

                            Filesize

                            40KB

                          • memory/2196-175-0x0000000005780000-0x00000000057E6000-memory.dmp

                            Filesize

                            408KB

                          • memory/2196-132-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-133-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-130-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-121-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-131-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-129-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-122-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-120-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-123-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-124-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-125-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-126-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-127-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2196-128-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-187-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-188-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-189-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-186-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-185-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-184-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3552-183-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/3576-647-0x0000000000CA0000-0x0000000000D50000-memory.dmp

                            Filesize

                            704KB

                          • memory/4224-505-0x0000000004410000-0x000000000442A000-memory.dmp

                            Filesize

                            104KB

                          • memory/4224-270-0x0000000006D30000-0x0000000006D4C000-memory.dmp

                            Filesize

                            112KB

                          • memory/4224-302-0x0000000008F50000-0x0000000008FE4000-memory.dmp

                            Filesize

                            592KB

                          • memory/4224-298-0x0000000008AA0000-0x0000000008B45000-memory.dmp

                            Filesize

                            660KB

                          • memory/4224-289-0x0000000008A30000-0x0000000008A4E000-memory.dmp

                            Filesize

                            120KB

                          • memory/4224-288-0x0000000008A50000-0x0000000008A83000-memory.dmp

                            Filesize

                            204KB

                          • memory/4224-275-0x0000000007B10000-0x0000000007B86000-memory.dmp

                            Filesize

                            472KB

                          • memory/4224-271-0x0000000007D10000-0x0000000007D5B000-memory.dmp

                            Filesize

                            300KB

                          • memory/4224-226-0x0000000000CF0000-0x0000000000D26000-memory.dmp

                            Filesize

                            216KB

                          • memory/4224-267-0x0000000007670000-0x00000000079C0000-memory.dmp

                            Filesize

                            3.3MB

                          • memory/4224-231-0x0000000007040000-0x0000000007668000-memory.dmp

                            Filesize

                            6.2MB

                          • memory/4224-265-0x0000000006B40000-0x0000000006BA6000-memory.dmp

                            Filesize

                            408KB

                          • memory/4224-510-0x0000000004400000-0x0000000004408000-memory.dmp

                            Filesize

                            32KB

                          • memory/4224-191-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4224-263-0x0000000006C40000-0x0000000006C62000-memory.dmp

                            Filesize

                            136KB

                          • memory/4892-181-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4892-180-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4892-179-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4892-178-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4892-177-0x0000000077D40000-0x0000000077ECE000-memory.dmp

                            Filesize

                            1.6MB