Analysis

  • max time kernel
    174s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 10:33

General

  • Target

    0e6eddbbb2493ea785c950221c4dd04badcdcb4ee7e483d59df1fafecf62d0ac.exe

  • Size

    601KB

  • MD5

    567d11aa7fc4269c5ce24b15cd2bebcc

  • SHA1

    34cb35276ba10e8a9f08d7d7db182dddf7d13be2

  • SHA256

    0e6eddbbb2493ea785c950221c4dd04badcdcb4ee7e483d59df1fafecf62d0ac

  • SHA512

    98adffba1205537949796696bb66551a75ac9772e2fd2a0e6e9496442c8db9243c67de672a6c6bd984047723d9236e581049b066cbcfb37cfcb805c44072b3a8

  • SSDEEP

    12288:GIny5DYTDhmHMjFHWEnlvHp1S0lkkJ6linlJcElIb:oUTDUH6HWwUe6linV

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\0e6eddbbb2493ea785c950221c4dd04badcdcb4ee7e483d59df1fafecf62d0ac.exe
    "C:\Users\Admin\AppData\Local\Temp\0e6eddbbb2493ea785c950221c4dd04badcdcb4ee7e483d59df1fafecf62d0ac.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:5112
    • C:\Windows\SysWOW64\net.exe
      net stop nethttpservice
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:504
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop nethttpservice
        3⤵
          PID:2680
      • C:\Windows\SysWOW64\net.exe
        net stop serviceupdater
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4128
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop serviceupdater
          3⤵
            PID:4448
        • C:\Windows\SysWOW64\installd.exe
          "C:\Windows\system32\installd.exe" nethfdrv
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:260
        • C:\Windows\SysWOW64\nethtsrv.exe
          "C:\Windows\system32\nethtsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:2508
        • C:\Windows\SysWOW64\netupdsrv.exe
          "C:\Windows\system32\netupdsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          PID:4368
        • C:\Windows\SysWOW64\net.exe
          net start nethttpservice
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:3552
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start nethttpservice
            3⤵
              PID:3360
          • C:\Windows\SysWOW64\net.exe
            net start serviceupdater
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4048
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 start serviceupdater
              3⤵
                PID:1568
          • 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:1620
          • C:\Windows\SysWOW64\netupdsrv.exe
            C:\Windows\SysWOW64\netupdsrv.exe
            1⤵
            • Executes dropped EXE
            PID:2948

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\System.dll

            Filesize

            11KB

            MD5

            c17103ae9072a06da581dec998343fc1

            SHA1

            b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

            SHA256

            dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

            SHA512

            d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Users\Admin\AppData\Local\Temp\nso104E.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            035131fad71ec8fbd5d94f1375a1a275

            SHA1

            0979b2c1e346e025d2295bd1f86884429b06af8d

            SHA256

            4dfa7018feee2220c7a9b08f2f9ed49047218261c7714fef84ff10d168770f51

            SHA512

            06e6be4315433dbf6c84ec7d25c5f1c639ba5da04e14c8627f98a24eb726d3070314b3ac33c8282de571ef006ee18ce31436dd493f0d9784ea23445b7fa40ee3

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            035131fad71ec8fbd5d94f1375a1a275

            SHA1

            0979b2c1e346e025d2295bd1f86884429b06af8d

            SHA256

            4dfa7018feee2220c7a9b08f2f9ed49047218261c7714fef84ff10d168770f51

            SHA512

            06e6be4315433dbf6c84ec7d25c5f1c639ba5da04e14c8627f98a24eb726d3070314b3ac33c8282de571ef006ee18ce31436dd493f0d9784ea23445b7fa40ee3

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            035131fad71ec8fbd5d94f1375a1a275

            SHA1

            0979b2c1e346e025d2295bd1f86884429b06af8d

            SHA256

            4dfa7018feee2220c7a9b08f2f9ed49047218261c7714fef84ff10d168770f51

            SHA512

            06e6be4315433dbf6c84ec7d25c5f1c639ba5da04e14c8627f98a24eb726d3070314b3ac33c8282de571ef006ee18ce31436dd493f0d9784ea23445b7fa40ee3

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            035131fad71ec8fbd5d94f1375a1a275

            SHA1

            0979b2c1e346e025d2295bd1f86884429b06af8d

            SHA256

            4dfa7018feee2220c7a9b08f2f9ed49047218261c7714fef84ff10d168770f51

            SHA512

            06e6be4315433dbf6c84ec7d25c5f1c639ba5da04e14c8627f98a24eb726d3070314b3ac33c8282de571ef006ee18ce31436dd493f0d9784ea23445b7fa40ee3

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            241KB

            MD5

            87dbe4ea6b11eb509049e43ff6a3c93b

            SHA1

            82c3d86e0317d396c72191dc6c5d2cd7f62067c6

            SHA256

            67f6bd1390ac5de5ed61b3c0d84c18984ecd9f4ff6c3bd56366aaa584b51aed8

            SHA512

            42657a431957662a564cbdb4ba601e342dbb53f014b01815ab51cec6759d3735225cc64dd76a1949c03da831181932b39bb115de7632a3a8dd5885a64fcfe939

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            241KB

            MD5

            87dbe4ea6b11eb509049e43ff6a3c93b

            SHA1

            82c3d86e0317d396c72191dc6c5d2cd7f62067c6

            SHA256

            67f6bd1390ac5de5ed61b3c0d84c18984ecd9f4ff6c3bd56366aaa584b51aed8

            SHA512

            42657a431957662a564cbdb4ba601e342dbb53f014b01815ab51cec6759d3735225cc64dd76a1949c03da831181932b39bb115de7632a3a8dd5885a64fcfe939

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            241KB

            MD5

            87dbe4ea6b11eb509049e43ff6a3c93b

            SHA1

            82c3d86e0317d396c72191dc6c5d2cd7f62067c6

            SHA256

            67f6bd1390ac5de5ed61b3c0d84c18984ecd9f4ff6c3bd56366aaa584b51aed8

            SHA512

            42657a431957662a564cbdb4ba601e342dbb53f014b01815ab51cec6759d3735225cc64dd76a1949c03da831181932b39bb115de7632a3a8dd5885a64fcfe939

          • C:\Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            0dd542e37ed4f2e20f7a899132dec7f1

            SHA1

            a8110cc03622f1c7f2516da1906ec6edbe1794bb

            SHA256

            0f6f60b76fe9967d9f32e83dbb3f693956b62d7008523694f5ed43b4fe7a6715

            SHA512

            a3af617dc7cb47e942ded3606e025b99955c9474372d965586cb680d65941eb9c0fe781a889955e8e56996cf57c57f32cd05746dc47479d5787670f4f563e650

          • C:\Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            0dd542e37ed4f2e20f7a899132dec7f1

            SHA1

            a8110cc03622f1c7f2516da1906ec6edbe1794bb

            SHA256

            0f6f60b76fe9967d9f32e83dbb3f693956b62d7008523694f5ed43b4fe7a6715

            SHA512

            a3af617dc7cb47e942ded3606e025b99955c9474372d965586cb680d65941eb9c0fe781a889955e8e56996cf57c57f32cd05746dc47479d5787670f4f563e650

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            81006e32b788e95358dc56cdce6f8b13

            SHA1

            efbc7d698dff5694d24b2a4e6b69eaafe58a25a8

            SHA256

            b68636133197c1ef4303c1f04f45a3a0d19d6229a061a4e1d878662925b99b67

            SHA512

            90e57513a5842e96b0690f260e7f505a2e5cafbc87553f0f0a3f3a6b4a1ff6c7175d90737238e24eeda9e4b05b381f0318cc078216bf304938fd688b89811c3d

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            81006e32b788e95358dc56cdce6f8b13

            SHA1

            efbc7d698dff5694d24b2a4e6b69eaafe58a25a8

            SHA256

            b68636133197c1ef4303c1f04f45a3a0d19d6229a061a4e1d878662925b99b67

            SHA512

            90e57513a5842e96b0690f260e7f505a2e5cafbc87553f0f0a3f3a6b4a1ff6c7175d90737238e24eeda9e4b05b381f0318cc078216bf304938fd688b89811c3d

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            81006e32b788e95358dc56cdce6f8b13

            SHA1

            efbc7d698dff5694d24b2a4e6b69eaafe58a25a8

            SHA256

            b68636133197c1ef4303c1f04f45a3a0d19d6229a061a4e1d878662925b99b67

            SHA512

            90e57513a5842e96b0690f260e7f505a2e5cafbc87553f0f0a3f3a6b4a1ff6c7175d90737238e24eeda9e4b05b381f0318cc078216bf304938fd688b89811c3d

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            93a86e678377842265d9dd66a9ca1153

            SHA1

            978b6233d40ad76874cd8ffe9ad2ce1fbbc096b9

            SHA256

            00a1b06f1677a67743cf073a5c1b1475ddf12b64f2dbcbcde719770441526af9

            SHA512

            5a71021a3165027b5c3fe2793dd129c3be33c463b0a8221fd24d00e2156a00f8b61e27d22793b2f26fd85351312083f8d9b45ac1143e93abf692291d5f756aab

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            93a86e678377842265d9dd66a9ca1153

            SHA1

            978b6233d40ad76874cd8ffe9ad2ce1fbbc096b9

            SHA256

            00a1b06f1677a67743cf073a5c1b1475ddf12b64f2dbcbcde719770441526af9

            SHA512

            5a71021a3165027b5c3fe2793dd129c3be33c463b0a8221fd24d00e2156a00f8b61e27d22793b2f26fd85351312083f8d9b45ac1143e93abf692291d5f756aab

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            93a86e678377842265d9dd66a9ca1153

            SHA1

            978b6233d40ad76874cd8ffe9ad2ce1fbbc096b9

            SHA256

            00a1b06f1677a67743cf073a5c1b1475ddf12b64f2dbcbcde719770441526af9

            SHA512

            5a71021a3165027b5c3fe2793dd129c3be33c463b0a8221fd24d00e2156a00f8b61e27d22793b2f26fd85351312083f8d9b45ac1143e93abf692291d5f756aab

          • memory/260-142-0x0000000000000000-mapping.dmp

          • memory/504-136-0x0000000000000000-mapping.dmp

          • memory/1568-167-0x0000000000000000-mapping.dmp

          • memory/2508-147-0x0000000000000000-mapping.dmp

          • memory/2680-137-0x0000000000000000-mapping.dmp

          • memory/3360-160-0x0000000000000000-mapping.dmp

          • memory/3552-159-0x0000000000000000-mapping.dmp

          • memory/4048-166-0x0000000000000000-mapping.dmp

          • memory/4128-140-0x0000000000000000-mapping.dmp

          • memory/4368-154-0x0000000000000000-mapping.dmp

          • memory/4448-141-0x0000000000000000-mapping.dmp

          • memory/5112-132-0x0000000000360000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB

          • memory/5112-152-0x0000000000360000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB

          • memory/5112-169-0x0000000000360000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB