Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12-09-2022 18:38

General

  • Target

    b5a2285b946272223e6ab18c25db9966590ce670295875646cefb16c82091288.exe

  • Size

    716KB

  • MD5

    aab6c9a9bf978a68df007da8b11b0340

  • SHA1

    e28f919a9aa483969d6a2c8929db987093bf434b

  • SHA256

    b5a2285b946272223e6ab18c25db9966590ce670295875646cefb16c82091288

  • SHA512

    62f24112d6e6048f0e3cda5139ab3df73a5a85fa07e0edece44ea10ca9e3458dc9a32fc19dadc14edc83b239ef17d14c0a0b3fa69ce82f9d556a4f83cff48ab2

  • 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 7 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\b5a2285b946272223e6ab18c25db9966590ce670295875646cefb16c82091288.exe
    "C:\Users\Admin\AppData\Local\Temp\b5a2285b946272223e6ab18c25db9966590ce670295875646cefb16c82091288.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 1251 & powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\Dllhost" & powershell -Command Add-MpPreference -ExclusionPath "C:\ProgramData\HostData"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1056
      • C:\Windows\SysWOW64\chcp.com
        chcp 1251
        3⤵
          PID:3000
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath "$ENV:USERPROFILE\Desktop"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4424
        • 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:1844
      • 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:1936
        • 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:4828
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "SecurityHealthSystray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:2816
        • 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:3556
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefender" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:1904
        • 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:3820
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "WmiPrvSE" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4940
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3208
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareServiceExecutable" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:316
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1036
          • C:\Windows\SysWOW64\schtasks.exe
            SCHTASKS /CREATE /SC HOURLY /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            4⤵
            • Creates scheduled task(s)
            PID:4144
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftEdgeUpd" /TR "C:\ProgramData\Dllhost\dllhost.exe"
          3⤵
            PID:504
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray" /TR "C:\ProgramData\Dllhost\dllhost.exe"
            3⤵
              PID:1764
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "AntiMalwareSericeExecutable\AntiMalwareSericeExecutableService_bk9622" /TR "C:\ProgramData\Dllhost\dllhost.exe"
              3⤵
                PID:96
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "MicrosoftUpdateServices\MicrosoftUpdateServicesService_bk1918" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                3⤵
                  PID:3336
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "SettingSysHost\SettingSysHostService_bk410" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  3⤵
                    PID:2268
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk7833" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                    3⤵
                      PID:1040
                      • C:\Windows\SysWOW64\schtasks.exe
                        SCHTASKS /CREATE /SC HOURLY /TN "WindowsDefenderServices\WindowsDefenderServicesService_bk7833" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                        4⤵
                        • Creates scheduled task(s)
                        PID:5036
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                      3⤵
                        PID:1812
                        • C:\Windows\SysWOW64\schtasks.exe
                          SCHTASKS /CREATE /SC HOURLY /TN "OneDriveService" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                          4⤵
                          • Creates scheduled task(s)
                          PID:3388
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                        3⤵
                          PID:2036
                          • C:\Windows\SysWOW64\chcp.com
                            chcp 1251
                            4⤵
                              PID:5028
                          • C:\Windows\SysWOW64\cmd.exe
                            "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                            3⤵
                              PID:3840
                              • C:\Windows\SysWOW64\chcp.com
                                chcp 1251
                                4⤵
                                  PID:3372
                              • C:\Windows\SysWOW64\cmd.exe
                                "cmd.exe" /c chcp 1251 & C:\ProgramData\Dllhost\winlogson.exe --config msi.bin --log off
                                3⤵
                                  PID:4676
                                  • C:\Windows\SysWOW64\chcp.com
                                    chcp 1251
                                    4⤵
                                      PID:1444

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • C:\ProgramData\Dllhost\dllhost.exe

                                Filesize

                                892KB

                                MD5

                                381fb00464b6ae701f991859fd07c15f

                                SHA1

                                f8d954197df88d1decdb2f2b443ecc8bb2f40053

                                SHA256

                                566ae445abda8100e1c219bc27e8f1fb817f5fd1b746c7a196b1e7b0d7c7c9f8

                                SHA512

                                0799c42d20cc965b9589e132c252bb9fe27b6982827c36ec2fa8d07d2d42e145029bbcdab71251579b9440e8fc4883586769b0babede2d2d8dd74722b15c0275

                              • C:\ProgramData\Dllhost\dllhost.exe

                                Filesize

                                892KB

                                MD5

                                381fb00464b6ae701f991859fd07c15f

                                SHA1

                                f8d954197df88d1decdb2f2b443ecc8bb2f40053

                                SHA256

                                566ae445abda8100e1c219bc27e8f1fb817f5fd1b746c7a196b1e7b0d7c7c9f8

                                SHA512

                                0799c42d20cc965b9589e132c252bb9fe27b6982827c36ec2fa8d07d2d42e145029bbcdab71251579b9440e8fc4883586769b0babede2d2d8dd74722b15c0275

                              • 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

                                1c19c16e21c97ed42d5beabc93391fc5

                                SHA1

                                8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

                                SHA256

                                1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

                                SHA512

                                7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

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

                                Filesize

                                18KB

                                MD5

                                abd01600be7b930e75ae2276a2f80d1d

                                SHA1

                                00284233498d87ebe954a725ac408edfd8ccd35b

                                SHA256

                                a9cd7f73eb1513b1a9c6285b573f947b167c6a38ab393e3d13e26e496393352f

                                SHA512

                                208536e5ef5650441261557af10a0af2451ebde2e98bc3676e76c91be3f11ec71c5c5bff558c5cd08b4a7813a039939147c5077199539cd83df7194917a5ffd8

                              • memory/1056-178-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/1056-180-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/1056-181-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/1056-177-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/1056-179-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/1936-744-0x0000000000DC0000-0x0000000000E70000-memory.dmp

                                Filesize

                                704KB

                              • memory/2916-173-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-125-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-148-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-149-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-150-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-151-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-153-0x0000000000F30000-0x0000000000FD8000-memory.dmp

                                Filesize

                                672KB

                              • memory/2916-152-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-154-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-155-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-156-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-157-0x0000000005FB0000-0x00000000064AE000-memory.dmp

                                Filesize

                                5.0MB

                              • memory/2916-158-0x00000000058B0000-0x0000000005942000-memory.dmp

                                Filesize

                                584KB

                              • memory/2916-159-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-161-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-160-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-162-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-163-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-164-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-165-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-166-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-167-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-168-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-169-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-170-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-171-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-172-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-132-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-174-0x00000000033B0000-0x00000000033BA000-memory.dmp

                                Filesize

                                40KB

                              • memory/2916-175-0x0000000005AB0000-0x0000000005B16000-memory.dmp

                                Filesize

                                408KB

                              • memory/2916-146-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-145-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-120-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-144-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-143-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-142-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-121-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-133-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-131-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-141-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-122-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-134-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-123-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-135-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-136-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-124-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-147-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-137-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-126-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-138-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-127-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-128-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-139-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-129-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-130-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/2916-140-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-187-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-184-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-188-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-186-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-185-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-183-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/3000-189-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/4424-270-0x0000000007810000-0x000000000782C000-memory.dmp

                                Filesize

                                112KB

                              • memory/4424-505-0x0000000008FF0000-0x000000000900A000-memory.dmp

                                Filesize

                                104KB

                              • memory/4424-271-0x0000000007990000-0x00000000079DB000-memory.dmp

                                Filesize

                                300KB

                              • memory/4424-298-0x0000000008DA0000-0x0000000008E45000-memory.dmp

                                Filesize

                                660KB

                              • memory/4424-262-0x00000000072B0000-0x0000000007316000-memory.dmp

                                Filesize

                                408KB

                              • memory/4424-191-0x0000000077570000-0x00000000776FE000-memory.dmp

                                Filesize

                                1.6MB

                              • memory/4424-266-0x0000000007400000-0x0000000007750000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/4424-302-0x0000000009040000-0x00000000090D4000-memory.dmp

                                Filesize

                                592KB

                              • memory/4424-289-0x0000000008D30000-0x0000000008D4E000-memory.dmp

                                Filesize

                                120KB

                              • memory/4424-226-0x00000000044D0000-0x0000000004506000-memory.dmp

                                Filesize

                                216KB

                              • memory/4424-258-0x0000000006BC0000-0x0000000006BE2000-memory.dmp

                                Filesize

                                136KB

                              • memory/4424-231-0x0000000006C80000-0x00000000072A8000-memory.dmp

                                Filesize

                                6.2MB

                              • memory/4424-510-0x0000000008FE0000-0x0000000008FE8000-memory.dmp

                                Filesize

                                32KB

                              • memory/4424-275-0x0000000007C40000-0x0000000007CB6000-memory.dmp

                                Filesize

                                472KB

                              • memory/4424-288-0x0000000008D50000-0x0000000008D83000-memory.dmp

                                Filesize

                                204KB