Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2023, 20:40

General

  • Target

    3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.exe

  • Size

    4.8MB

  • MD5

    a980c273ba1858bf79b8cc5633cf8e83

  • SHA1

    1684ca95f99fb7b451abe657c3e9a152dbb69ddb

  • SHA256

    3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028

  • SHA512

    2fbb3f71ccc213224cb62e1f2bbcd3992cb04e4143846664de4bd77a6fff5ac23b619670c440f84451dfd00e9b3f5f6fdeefb44312684c8dd323bca542f74049

  • SSDEEP

    98304:RoMd9WqCSk4EGkBijqVx8g2E33MyyLF1qbVA4ZVJc1GlE:e6KSkukgj4BBaLFCrVJc1Gu

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 Program Files directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.exe
    "C:\Users\Admin\AppData\Local\Temp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\is-OTO0O.tmp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-OTO0O.tmp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.tmp" /SL5="$B021E,4754795,54272,C:\Users\Admin\AppData\Local\Temp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4596
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1700
        • C:\Program Files (x86)\Common Files\TVGood\TVGood.exe
          "C:\Program Files (x86)\Common Files\TVGood\TVGood.exe" -i
          3⤵
          • Executes dropped EXE
          PID:5024
        • C:\Program Files (x86)\Common Files\TVGood\TVGood.exe
          "C:\Program Files (x86)\Common Files\TVGood\TVGood.exe" -s
          3⤵
          • Executes dropped EXE
          PID:5088
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1844
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:1564

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\Common Files\TVGood\TVGood.exe

              Filesize

              3.9MB

              MD5

              a02c21c4cc6dacace8dd30edf3db8f40

              SHA1

              542a86238ee24d31dca55703ae7e41ffeedbcbb7

              SHA256

              4cdb1e88c58916cefdd8a20e95261caf0f59f398136282aba4d8ddc3ccea71b4

              SHA512

              a6bbb3ce3cc8e1c44351e98e1fef3ee09d1dffd6cd8e88fa04ffc4269ac3ea10e62f5f9a1f7a8474dd15994869b0f80445e766632a32260726e6ea64f345ee53

            • C:\Program Files (x86)\Common Files\TVGood\TVGood.exe

              Filesize

              3.9MB

              MD5

              a02c21c4cc6dacace8dd30edf3db8f40

              SHA1

              542a86238ee24d31dca55703ae7e41ffeedbcbb7

              SHA256

              4cdb1e88c58916cefdd8a20e95261caf0f59f398136282aba4d8ddc3ccea71b4

              SHA512

              a6bbb3ce3cc8e1c44351e98e1fef3ee09d1dffd6cd8e88fa04ffc4269ac3ea10e62f5f9a1f7a8474dd15994869b0f80445e766632a32260726e6ea64f345ee53

            • C:\Program Files (x86)\Common Files\TVGood\TVGood.exe

              Filesize

              3.9MB

              MD5

              a02c21c4cc6dacace8dd30edf3db8f40

              SHA1

              542a86238ee24d31dca55703ae7e41ffeedbcbb7

              SHA256

              4cdb1e88c58916cefdd8a20e95261caf0f59f398136282aba4d8ddc3ccea71b4

              SHA512

              a6bbb3ce3cc8e1c44351e98e1fef3ee09d1dffd6cd8e88fa04ffc4269ac3ea10e62f5f9a1f7a8474dd15994869b0f80445e766632a32260726e6ea64f345ee53

            • C:\Users\Admin\AppData\Local\Temp\is-0LSQO.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-0LSQO.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-0LSQO.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-OTO0O.tmp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-OTO0O.tmp\3159f43a719c1b42ba25e0505c6cdf34fd6284ad51eb531c50c037c54b32c028.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • memory/3472-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/3472-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/3472-69-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4596-7-0x0000000000590000-0x0000000000591000-memory.dmp

              Filesize

              4KB

            • memory/4596-72-0x0000000000590000-0x0000000000591000-memory.dmp

              Filesize

              4KB

            • memory/4596-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/5024-64-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5024-65-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5024-61-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5024-60-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-71-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-89-0x0000000000900000-0x00000000009AD000-memory.dmp

              Filesize

              692KB

            • memory/5088-75-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-76-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-79-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-82-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-85-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-88-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-90-0x0000000000900000-0x00000000009AD000-memory.dmp

              Filesize

              692KB

            • memory/5088-68-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-95-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-98-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-99-0x0000000000900000-0x00000000009AD000-memory.dmp

              Filesize

              692KB

            • memory/5088-102-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-105-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-108-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-112-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-115-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB

            • memory/5088-118-0x0000000000400000-0x00000000007DE000-memory.dmp

              Filesize

              3.9MB