Analysis

  • max time kernel
    90s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2022, 06:10

General

  • Target

    956fec0e0bc8e75fbe9622760499798d4d6bd36f9712dc9da1ca8391572f2090.exe

  • Size

    675KB

  • MD5

    caad6a8e6accd67a9533172f5d44a17d

  • SHA1

    94e4b257943026af1b0ca597eef968133f4bcedc

  • SHA256

    956fec0e0bc8e75fbe9622760499798d4d6bd36f9712dc9da1ca8391572f2090

  • SHA512

    674d7ff3deba117dec54c6a8fe7a02564f63a1e8d50e5318ce66d9a9745acbeda24ed53fca3eb846d8aa36c2832b870769f5b29d388b377cb2b909745c6b1411

  • SSDEEP

    12288:Hdgmy6lZ8E9soPvow2bfzBlLEFYCXpHB8uV34KLXwBQjULQdPQcVAah:HdgX6tTLafjLbCXp2uV34KLXwAdIcq

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 14 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies data under HKEY_USERS 1 IoCs
  • Runs net.exe
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\956fec0e0bc8e75fbe9622760499798d4d6bd36f9712dc9da1ca8391572f2090.exe
    "C:\Users\Admin\AppData\Local\Temp\956fec0e0bc8e75fbe9622760499798d4d6bd36f9712dc9da1ca8391572f2090.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\SysWOW64\net.exe
      net stop nethttpservice
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop nethttpservice
        3⤵
          PID:3740
      • C:\Windows\SysWOW64\net.exe
        net stop serviceupdater
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3868
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop serviceupdater
          3⤵
            PID:5052
        • C:\Windows\SysWOW64\installd.exe
          "C:\Windows\system32\installd.exe" nethfdrv
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:224
        • C:\Windows\SysWOW64\nethtsrv.exe
          "C:\Windows\system32\nethtsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:3748
        • C:\Windows\SysWOW64\netupdsrv.exe
          "C:\Windows\system32\netupdsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          PID:940
        • C:\Windows\SysWOW64\net.exe
          net start nethttpservice
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2512
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start nethttpservice
            3⤵
              PID:2004
          • C:\Windows\SysWOW64\net.exe
            net start serviceupdater
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4620
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 start serviceupdater
              3⤵
                PID:3460
          • C:\Windows\SysWOW64\nethtsrv.exe
            C:\Windows\SysWOW64\nethtsrv.exe
            1⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Modifies data under HKEY_USERS
            • Suspicious use of AdjustPrivilegeToken
            PID:1548
          • C:\Windows\SysWOW64\netupdsrv.exe
            C:\Windows\SysWOW64\netupdsrv.exe
            1⤵
            • Executes dropped EXE
            PID:5020

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\System.dll

            Filesize

            11KB

            MD5

            c17103ae9072a06da581dec998343fc1

            SHA1

            b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

            SHA256

            dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

            SHA512

            d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nsuADEA.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            fc969d2fa5cff651ea03bb8660282878

            SHA1

            b0dad2552601e0d20c4a7cd51cfde6c31f520bd1

            SHA256

            6c5d51bd4f9fcb3dc56c9d620b1d884337fff579f0adf1391316e83610054fb1

            SHA512

            0476247a9d44a9ece12f062cd8bf9ff57432acc426c8fa574ebe1c42c4637232c9f83994fc5db5144d71497bcbc3685e5eaf31d2a3ec617c9798a00f147ff093

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            fc969d2fa5cff651ea03bb8660282878

            SHA1

            b0dad2552601e0d20c4a7cd51cfde6c31f520bd1

            SHA256

            6c5d51bd4f9fcb3dc56c9d620b1d884337fff579f0adf1391316e83610054fb1

            SHA512

            0476247a9d44a9ece12f062cd8bf9ff57432acc426c8fa574ebe1c42c4637232c9f83994fc5db5144d71497bcbc3685e5eaf31d2a3ec617c9798a00f147ff093

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            fc969d2fa5cff651ea03bb8660282878

            SHA1

            b0dad2552601e0d20c4a7cd51cfde6c31f520bd1

            SHA256

            6c5d51bd4f9fcb3dc56c9d620b1d884337fff579f0adf1391316e83610054fb1

            SHA512

            0476247a9d44a9ece12f062cd8bf9ff57432acc426c8fa574ebe1c42c4637232c9f83994fc5db5144d71497bcbc3685e5eaf31d2a3ec617c9798a00f147ff093

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            fc969d2fa5cff651ea03bb8660282878

            SHA1

            b0dad2552601e0d20c4a7cd51cfde6c31f520bd1

            SHA256

            6c5d51bd4f9fcb3dc56c9d620b1d884337fff579f0adf1391316e83610054fb1

            SHA512

            0476247a9d44a9ece12f062cd8bf9ff57432acc426c8fa574ebe1c42c4637232c9f83994fc5db5144d71497bcbc3685e5eaf31d2a3ec617c9798a00f147ff093

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            93568c3cf32c68a6dcd492bc3e30d989

            SHA1

            ad076d5a7d5860edb3563af776e70289c602d1a0

            SHA256

            f06b8f0ae4b22e46193074ff2955c0544111a87c0aca58702698a9cd60ca7094

            SHA512

            4f3014a90ad5724aa9750dae36ec1535cea97d460435952ae6938d096f863efe69464015c69ed5fda971ff486cc76563347a90233743f62c4199adf2d94fdf6f

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            93568c3cf32c68a6dcd492bc3e30d989

            SHA1

            ad076d5a7d5860edb3563af776e70289c602d1a0

            SHA256

            f06b8f0ae4b22e46193074ff2955c0544111a87c0aca58702698a9cd60ca7094

            SHA512

            4f3014a90ad5724aa9750dae36ec1535cea97d460435952ae6938d096f863efe69464015c69ed5fda971ff486cc76563347a90233743f62c4199adf2d94fdf6f

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            93568c3cf32c68a6dcd492bc3e30d989

            SHA1

            ad076d5a7d5860edb3563af776e70289c602d1a0

            SHA256

            f06b8f0ae4b22e46193074ff2955c0544111a87c0aca58702698a9cd60ca7094

            SHA512

            4f3014a90ad5724aa9750dae36ec1535cea97d460435952ae6938d096f863efe69464015c69ed5fda971ff486cc76563347a90233743f62c4199adf2d94fdf6f

          • C:\Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            a4552c383317b2b56426c261dc718351

            SHA1

            e4e1f04f1642663fc05de93b4d06b3a1ed29ac84

            SHA256

            09dc60cde66df3c6313bf5cde917c06fcaece134650962fc47cac49852c42a47

            SHA512

            9fd41cd02c7a070c4725eeb0bbd0d9f38c1e22b1f3613a8268d02feb91a423e716d292378157d1cf23d1bfe8088fd3c70d2bfa43df3d07205f23101588edf551

          • C:\Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            a4552c383317b2b56426c261dc718351

            SHA1

            e4e1f04f1642663fc05de93b4d06b3a1ed29ac84

            SHA256

            09dc60cde66df3c6313bf5cde917c06fcaece134650962fc47cac49852c42a47

            SHA512

            9fd41cd02c7a070c4725eeb0bbd0d9f38c1e22b1f3613a8268d02feb91a423e716d292378157d1cf23d1bfe8088fd3c70d2bfa43df3d07205f23101588edf551

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            48cc0ff1b60099cb4df3c5f5f7d34e16

            SHA1

            d8f27cfcf9f2f754604599230448a59568566b6a

            SHA256

            bc08e4042a0c1f01bd4a00617bbac19ac942ed220f02afc1c752a0544aa2d97b

            SHA512

            8887cb1acbc7228e9ac72e27a356bd144fe5142ecae1b51757f10470c3873a4117700bf2a4e379a9b6c05b37de883e54f2557d83a6339743797318eff1e8385f

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            48cc0ff1b60099cb4df3c5f5f7d34e16

            SHA1

            d8f27cfcf9f2f754604599230448a59568566b6a

            SHA256

            bc08e4042a0c1f01bd4a00617bbac19ac942ed220f02afc1c752a0544aa2d97b

            SHA512

            8887cb1acbc7228e9ac72e27a356bd144fe5142ecae1b51757f10470c3873a4117700bf2a4e379a9b6c05b37de883e54f2557d83a6339743797318eff1e8385f

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            48cc0ff1b60099cb4df3c5f5f7d34e16

            SHA1

            d8f27cfcf9f2f754604599230448a59568566b6a

            SHA256

            bc08e4042a0c1f01bd4a00617bbac19ac942ed220f02afc1c752a0544aa2d97b

            SHA512

            8887cb1acbc7228e9ac72e27a356bd144fe5142ecae1b51757f10470c3873a4117700bf2a4e379a9b6c05b37de883e54f2557d83a6339743797318eff1e8385f

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            0ab9608719a8dd85d107127381a1b507

            SHA1

            32d6986559b2c23c3a4f00530d056a557ac2bbfe

            SHA256

            6b9fb304b9e3e1f20421df3884b6fa5b00babd9eccab10dc09ceef096fd942ff

            SHA512

            22edaf4a5f0b87649058f68874686e22f649a69e100d34ac4d043aaa352e47b46e8b018437c69393b1ae14d3a73eee22dff51aadadc74907c8fc5d85d18c27c4

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            0ab9608719a8dd85d107127381a1b507

            SHA1

            32d6986559b2c23c3a4f00530d056a557ac2bbfe

            SHA256

            6b9fb304b9e3e1f20421df3884b6fa5b00babd9eccab10dc09ceef096fd942ff

            SHA512

            22edaf4a5f0b87649058f68874686e22f649a69e100d34ac4d043aaa352e47b46e8b018437c69393b1ae14d3a73eee22dff51aadadc74907c8fc5d85d18c27c4

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            0ab9608719a8dd85d107127381a1b507

            SHA1

            32d6986559b2c23c3a4f00530d056a557ac2bbfe

            SHA256

            6b9fb304b9e3e1f20421df3884b6fa5b00babd9eccab10dc09ceef096fd942ff

            SHA512

            22edaf4a5f0b87649058f68874686e22f649a69e100d34ac4d043aaa352e47b46e8b018437c69393b1ae14d3a73eee22dff51aadadc74907c8fc5d85d18c27c4

          • memory/2404-132-0x0000000000350000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB

          • memory/2404-168-0x0000000000350000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB