Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 10:34

General

  • Target

    0ad06e783c875af83f1d4c3067639ec6412b5a737c01b522872f3cc4bda5a2c9.exe

  • Size

    602KB

  • MD5

    f2ecb1a02c02cb3d2e4e05ee965f88ec

  • SHA1

    f7479d97b9507767b9e0b346fa7240f49784bc0c

  • SHA256

    0ad06e783c875af83f1d4c3067639ec6412b5a737c01b522872f3cc4bda5a2c9

  • SHA512

    80c47412d4e8662a60db91bf7d6ba7994f1f9b46f14b20644dfb3037a003f0864583b878d64c96b2df93a8083d5d987855118739368f788509c3592b8f09db97

  • SSDEEP

    12288:SIny5DYTkI4n13SNsGedqfP9/FMOM3kQK/iCjo9Zo6ZE8oo:UUTkLn1/XskO27Z9L

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 13 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.

  • Runs net.exe
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ad06e783c875af83f1d4c3067639ec6412b5a737c01b522872f3cc4bda5a2c9.exe
    "C:\Users\Admin\AppData\Local\Temp\0ad06e783c875af83f1d4c3067639ec6412b5a737c01b522872f3cc4bda5a2c9.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:2036
    • C:\Windows\SysWOW64\net.exe
      net stop nethttpservice
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1732
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop nethttpservice
        3⤵
          PID:1536
      • C:\Windows\SysWOW64\net.exe
        net stop serviceupdater
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1688
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop serviceupdater
          3⤵
            PID:604
        • C:\Windows\SysWOW64\installd.exe
          "C:\Windows\system32\installd.exe" nethfdrv
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1692
        • C:\Windows\SysWOW64\nethtsrv.exe
          "C:\Windows\system32\nethtsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1860
        • C:\Windows\SysWOW64\netupdsrv.exe
          "C:\Windows\system32\netupdsrv.exe" -nfdi
          2⤵
          • Executes dropped EXE
          PID:896
        • C:\Windows\SysWOW64\net.exe
          net start nethttpservice
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1552
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start nethttpservice
            3⤵
              PID:1252
          • C:\Windows\SysWOW64\net.exe
            net start serviceupdater
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1700
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 start serviceupdater
              3⤵
                PID:1020
          • C:\Windows\SysWOW64\nethtsrv.exe
            C:\Windows\SysWOW64\nethtsrv.exe
            1⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of AdjustPrivilegeToken
            PID:748
          • C:\Windows\SysWOW64\netupdsrv.exe
            C:\Windows\SysWOW64\netupdsrv.exe
            1⤵
            • Executes dropped EXE
            PID:568

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            49b35cd5c8e7277f1effae8106b6b174

            SHA1

            e5c818cbb5b7e16266e49f41da88d848121f9695

            SHA256

            4fb97afab67f8f3de28bcb6994a093c9d6b6fbcd7c62435fbdf6911801585833

            SHA512

            0a227847dfb09eb168ad564001bf535fa60b661a9a5dbcafcfd285cf55b9f35079762948abf2762b30b8e6d6d3e76607e939d73b316cb7b71036b5b2cc01a88d

          • C:\Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            5c092ddc8700ed8d897503fda6543631

            SHA1

            73b8f47f7090b4d8acb03ce63827fb249fd749e7

            SHA256

            ce8140e8404fb8cdcc9f61a99dd15bf4aa19c26cb0924c0f6bc7b0c70acf06ff

            SHA512

            6871288164ebde187a26123a4a89545e5c7b4bca0d7818e044a3a81ac6618fa6c69788de2c651494b58b8154c6b371ac0b0b9c415b7c1d77594ae966e8cc8d31

          • C:\Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            e9b323f6d30e0b92d2aa77ea4b88f97c

            SHA1

            9b189c8658a3d7514d62bbe5a5eacac15a27acfa

            SHA256

            1505ebb8988581587ef101342cb358b2636fff000e7ffc3ec7c2c2d4a1c9a81b

            SHA512

            7e4d8ef0549ef62a8cd6d01b2af9d244686c93c3bb1cc0d790c6c006a3ead0ad83d4016f3ef4609f9257b0213ad271ecaa24f7f28ac6207f5ac674ff2a346578

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            d6487735f162c6a1cfa6f49dc89a795e

            SHA1

            9e5a0f916b006db0aeeb47ecddd34871b102aaf6

            SHA256

            0dbbc549b24e03204c0ebfc5e4ad829cf1eacdd59d00111fa797d5f5aae97a85

            SHA512

            3a8aee7dd4963599a355d712ccf6eb211c410ecef62e76671697f98fbcb55e0c31869b9c5806f8d84775fb14092ca6fdb6c6e13545e304a97676d1d93ed7ecc7

          • C:\Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            d6487735f162c6a1cfa6f49dc89a795e

            SHA1

            9e5a0f916b006db0aeeb47ecddd34871b102aaf6

            SHA256

            0dbbc549b24e03204c0ebfc5e4ad829cf1eacdd59d00111fa797d5f5aae97a85

            SHA512

            3a8aee7dd4963599a355d712ccf6eb211c410ecef62e76671697f98fbcb55e0c31869b9c5806f8d84775fb14092ca6fdb6c6e13545e304a97676d1d93ed7ecc7

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            cf1505a61c77e6653107d092fb4b1307

            SHA1

            8ece340d75008342a36f76dca09e81ad17060f48

            SHA256

            80d8ccc769dc49a2c62ba8adfad0c858266720cf311b2be12ecfb7aa21d83bc3

            SHA512

            dd156e88a6c5d226a1de24e342913a6774661bf5099fbc605c8350d5a45847a06bf551f724512b8ec4097e8ccc90f9153341bbbe5bd707badea1daa014253f09

          • C:\Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            cf1505a61c77e6653107d092fb4b1307

            SHA1

            8ece340d75008342a36f76dca09e81ad17060f48

            SHA256

            80d8ccc769dc49a2c62ba8adfad0c858266720cf311b2be12ecfb7aa21d83bc3

            SHA512

            dd156e88a6c5d226a1de24e342913a6774661bf5099fbc605c8350d5a45847a06bf551f724512b8ec4097e8ccc90f9153341bbbe5bd707badea1daa014253f09

          • \Users\Admin\AppData\Local\Temp\nsiEE86.tmp\System.dll

            Filesize

            11KB

            MD5

            c17103ae9072a06da581dec998343fc1

            SHA1

            b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

            SHA256

            dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

            SHA512

            d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

          • \Users\Admin\AppData\Local\Temp\nsiEE86.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • \Users\Admin\AppData\Local\Temp\nsiEE86.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • \Users\Admin\AppData\Local\Temp\nsiEE86.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • \Users\Admin\AppData\Local\Temp\nsiEE86.tmp\nsExec.dll

            Filesize

            6KB

            MD5

            acc2b699edfea5bf5aae45aba3a41e96

            SHA1

            d2accf4d494e43ceb2cff69abe4dd17147d29cc2

            SHA256

            168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

            SHA512

            e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

          • \Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            49b35cd5c8e7277f1effae8106b6b174

            SHA1

            e5c818cbb5b7e16266e49f41da88d848121f9695

            SHA256

            4fb97afab67f8f3de28bcb6994a093c9d6b6fbcd7c62435fbdf6911801585833

            SHA512

            0a227847dfb09eb168ad564001bf535fa60b661a9a5dbcafcfd285cf55b9f35079762948abf2762b30b8e6d6d3e76607e939d73b316cb7b71036b5b2cc01a88d

          • \Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            49b35cd5c8e7277f1effae8106b6b174

            SHA1

            e5c818cbb5b7e16266e49f41da88d848121f9695

            SHA256

            4fb97afab67f8f3de28bcb6994a093c9d6b6fbcd7c62435fbdf6911801585833

            SHA512

            0a227847dfb09eb168ad564001bf535fa60b661a9a5dbcafcfd285cf55b9f35079762948abf2762b30b8e6d6d3e76607e939d73b316cb7b71036b5b2cc01a88d

          • \Windows\SysWOW64\hfnapi.dll

            Filesize

            106KB

            MD5

            49b35cd5c8e7277f1effae8106b6b174

            SHA1

            e5c818cbb5b7e16266e49f41da88d848121f9695

            SHA256

            4fb97afab67f8f3de28bcb6994a093c9d6b6fbcd7c62435fbdf6911801585833

            SHA512

            0a227847dfb09eb168ad564001bf535fa60b661a9a5dbcafcfd285cf55b9f35079762948abf2762b30b8e6d6d3e76607e939d73b316cb7b71036b5b2cc01a88d

          • \Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            5c092ddc8700ed8d897503fda6543631

            SHA1

            73b8f47f7090b4d8acb03ce63827fb249fd749e7

            SHA256

            ce8140e8404fb8cdcc9f61a99dd15bf4aa19c26cb0924c0f6bc7b0c70acf06ff

            SHA512

            6871288164ebde187a26123a4a89545e5c7b4bca0d7818e044a3a81ac6618fa6c69788de2c651494b58b8154c6b371ac0b0b9c415b7c1d77594ae966e8cc8d31

          • \Windows\SysWOW64\hfpapi.dll

            Filesize

            244KB

            MD5

            5c092ddc8700ed8d897503fda6543631

            SHA1

            73b8f47f7090b4d8acb03ce63827fb249fd749e7

            SHA256

            ce8140e8404fb8cdcc9f61a99dd15bf4aa19c26cb0924c0f6bc7b0c70acf06ff

            SHA512

            6871288164ebde187a26123a4a89545e5c7b4bca0d7818e044a3a81ac6618fa6c69788de2c651494b58b8154c6b371ac0b0b9c415b7c1d77594ae966e8cc8d31

          • \Windows\SysWOW64\installd.exe

            Filesize

            108KB

            MD5

            e9b323f6d30e0b92d2aa77ea4b88f97c

            SHA1

            9b189c8658a3d7514d62bbe5a5eacac15a27acfa

            SHA256

            1505ebb8988581587ef101342cb358b2636fff000e7ffc3ec7c2c2d4a1c9a81b

            SHA512

            7e4d8ef0549ef62a8cd6d01b2af9d244686c93c3bb1cc0d790c6c006a3ead0ad83d4016f3ef4609f9257b0213ad271ecaa24f7f28ac6207f5ac674ff2a346578

          • \Windows\SysWOW64\nethtsrv.exe

            Filesize

            176KB

            MD5

            d6487735f162c6a1cfa6f49dc89a795e

            SHA1

            9e5a0f916b006db0aeeb47ecddd34871b102aaf6

            SHA256

            0dbbc549b24e03204c0ebfc5e4ad829cf1eacdd59d00111fa797d5f5aae97a85

            SHA512

            3a8aee7dd4963599a355d712ccf6eb211c410ecef62e76671697f98fbcb55e0c31869b9c5806f8d84775fb14092ca6fdb6c6e13545e304a97676d1d93ed7ecc7

          • \Windows\SysWOW64\netupdsrv.exe

            Filesize

            158KB

            MD5

            cf1505a61c77e6653107d092fb4b1307

            SHA1

            8ece340d75008342a36f76dca09e81ad17060f48

            SHA256

            80d8ccc769dc49a2c62ba8adfad0c858266720cf311b2be12ecfb7aa21d83bc3

            SHA512

            dd156e88a6c5d226a1de24e342913a6774661bf5099fbc605c8350d5a45847a06bf551f724512b8ec4097e8ccc90f9153341bbbe5bd707badea1daa014253f09

          • memory/604-62-0x0000000000000000-mapping.dmp

          • memory/896-76-0x0000000000000000-mapping.dmp

          • memory/1020-87-0x0000000000000000-mapping.dmp

          • memory/1252-81-0x0000000000000000-mapping.dmp

          • memory/1536-58-0x0000000000000000-mapping.dmp

          • memory/1552-80-0x0000000000000000-mapping.dmp

          • memory/1688-61-0x0000000000000000-mapping.dmp

          • memory/1692-64-0x0000000000000000-mapping.dmp

          • memory/1700-86-0x0000000000000000-mapping.dmp

          • memory/1732-57-0x0000000000000000-mapping.dmp

          • memory/1860-70-0x0000000000000000-mapping.dmp

          • memory/2036-54-0x0000000075521000-0x0000000075523000-memory.dmp

            Filesize

            8KB

          • memory/2036-59-0x0000000000360000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB

          • memory/2036-90-0x0000000000360000-0x00000000007BE000-memory.dmp

            Filesize

            4.4MB