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Analysis

  • max time kernel
    156s
  • max time network
    70s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    03/10/2022, 07:53

General

  • Target

    64b7c530f7fb7a8a6665e464720865b330d4a71bc118a70dd7545fc6e082b2ff.exe

  • Size

    730KB

  • MD5

    9c328d4e9d308c96d6c73832b4e92447

  • SHA1

    3cb5b2da8ecdb39635826ca3994f15ede45e5ad6

  • SHA256

    64b7c530f7fb7a8a6665e464720865b330d4a71bc118a70dd7545fc6e082b2ff

  • SHA512

    66345286b7b001068f0cc7eb26ad6d4abb997e3e9153b329fab7ce2cc1d527e57e314292d8652982da14c9a2c8b17994914b25cc0358df42072f72411b63dffe

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64b7c530f7fb7a8a6665e464720865b330d4a71bc118a70dd7545fc6e082b2ff.exe
    "C:\Users\Admin\AppData\Local\Temp\64b7c530f7fb7a8a6665e464720865b330d4a71bc118a70dd7545fc6e082b2ff.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4664
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:2888
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4872
      • 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:4948
        • 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:1180
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4624
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3056
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4652
        • 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:456
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:3828
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:4200
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:2136
            • 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:3012
              • C:\Windows\SysWOW64\schtasks.exe
                SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                4⤵
                • Creates scheduled task(s)
                PID:4616
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:2156
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk1339" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:2840
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk3349" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:1488
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk6627" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:4012
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk1541" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4964
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk1541" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:4260
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:2308
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                        3⤵
                          PID:1196
                          • C:\Windows\SysWOW64\chcp.com
                            chcp 1251
                            4⤵
                              PID:2304
                          • C:\Windows\SysWOW64\cmd.exe
                            "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                            3⤵
                              PID:4048
                              • C:\Windows\SysWOW64\chcp.com
                                chcp 1251
                                4⤵
                                  PID:4960

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • C:\ProgramData\Dllhost\dllhost.exe

                            Filesize

                            945KB

                            MD5

                            128017930444dbce551306a2b6bb4026

                            SHA1

                            3a3369793715139df4e360aa8a45e0d4c6458e07

                            SHA256

                            55ec31e1da266fbc9ca020c0a206a9d32c5b2b4b6611a8023015249ce06d2aa7

                            SHA512

                            7f100438986f1fd1f750e5295a9bc3aaba1c3cc440cbe7903e327b68a440936c7a28aa3d498e1b9a8430a52c118dcd3c4ab8571d582d58c992011530244f696e

                          • C:\ProgramData\Dllhost\dllhost.exe

                            Filesize

                            945KB

                            MD5

                            128017930444dbce551306a2b6bb4026

                            SHA1

                            3a3369793715139df4e360aa8a45e0d4c6458e07

                            SHA256

                            55ec31e1da266fbc9ca020c0a206a9d32c5b2b4b6611a8023015249ce06d2aa7

                            SHA512

                            7f100438986f1fd1f750e5295a9bc3aaba1c3cc440cbe7903e327b68a440936c7a28aa3d498e1b9a8430a52c118dcd3c4ab8571d582d58c992011530244f696e

                          • C:\ProgramData\HostData\logs.uce

                            Filesize

                            497B

                            MD5

                            13fda2ab01b83a5130842a5bab3892d3

                            SHA1

                            6e18e4b467cde054a63a95d4dfc030f156ecd215

                            SHA256

                            76973d42c8fceceab7ec85b3d01b218db92564993e93a9bea31c52aa73aeee9e

                            SHA512

                            c51f9fd6e452fbeeedd4dfaba3c7c887e337f01e68abdd27d4032f8be85def7ef3cf0c77bf60e425b085b76c0539464c6b6e5e805a69397c5519e8ccf9fffccc

                          • memory/2580-162-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-168-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-133-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-134-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-135-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-136-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-137-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-138-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-139-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-140-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-141-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-142-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-143-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-144-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-145-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-146-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-147-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-148-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-149-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-150-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-151-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-152-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-153-0x0000000000700000-0x00000000007A8000-memory.dmp

                            Filesize

                            672KB

                          • memory/2580-154-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-155-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-156-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-157-0x00000000055A0000-0x0000000005A9E000-memory.dmp

                            Filesize

                            5.0MB

                          • memory/2580-158-0x0000000004FD0000-0x0000000005062000-memory.dmp

                            Filesize

                            584KB

                          • memory/2580-159-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-160-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-161-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-131-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-163-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-164-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-165-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-166-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-167-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-132-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-169-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-170-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-171-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-172-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-173-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-174-0x0000000005080000-0x000000000508A000-memory.dmp

                            Filesize

                            40KB

                          • memory/2580-175-0x0000000005220000-0x0000000005286000-memory.dmp

                            Filesize

                            408KB

                          • memory/2580-120-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-121-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-130-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-129-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-128-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-122-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-123-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-124-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-125-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-126-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2580-127-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-185-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-188-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-189-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-183-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-184-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-186-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/2888-187-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4664-181-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4664-177-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4664-178-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4664-179-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4664-180-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4872-250-0x0000000007470000-0x0000000007492000-memory.dmp

                            Filesize

                            136KB

                          • memory/4872-226-0x0000000004E70000-0x0000000004EA6000-memory.dmp

                            Filesize

                            216KB

                          • memory/4872-275-0x0000000008610000-0x0000000008686000-memory.dmp

                            Filesize

                            472KB

                          • memory/4872-271-0x00000000088D0000-0x000000000891B000-memory.dmp

                            Filesize

                            300KB

                          • memory/4872-270-0x0000000007E40000-0x0000000007E5C000-memory.dmp

                            Filesize

                            112KB

                          • memory/4872-267-0x0000000007FE0000-0x0000000008330000-memory.dmp

                            Filesize

                            3.3MB

                          • memory/4872-258-0x0000000007510000-0x0000000007576000-memory.dmp

                            Filesize

                            408KB

                          • memory/4872-302-0x0000000009AC0000-0x0000000009B54000-memory.dmp

                            Filesize

                            592KB

                          • memory/4872-231-0x0000000007710000-0x0000000007D38000-memory.dmp

                            Filesize

                            6.2MB

                          • memory/4872-298-0x00000000095D0000-0x0000000009675000-memory.dmp

                            Filesize

                            660KB

                          • memory/4872-191-0x0000000077710000-0x000000007789E000-memory.dmp

                            Filesize

                            1.6MB

                          • memory/4872-288-0x0000000009590000-0x00000000095C3000-memory.dmp

                            Filesize

                            204KB

                          • memory/4872-289-0x0000000009570000-0x000000000958E000-memory.dmp

                            Filesize

                            120KB

                          • memory/4872-726-0x00000000099C0000-0x00000000099DA000-memory.dmp

                            Filesize

                            104KB

                          • memory/4872-733-0x00000000099B0000-0x00000000099B8000-memory.dmp

                            Filesize

                            32KB

                          • memory/4948-434-0x0000000000720000-0x00000000007D0000-memory.dmp

                            Filesize

                            704KB