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Analysis

  • max time kernel
    145s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24/11/2023, 11:45

General

  • Target

    5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.exe

  • Size

    4.9MB

  • MD5

    988fcdd5443f5dd518d57eecf90149cf

  • SHA1

    9e14177e1216d0b795ecff16da7b1cd18b64b235

  • SHA256

    5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062

  • SHA512

    6d25af5d84ec03c40d3d5e52d08cc30c1571a926a4b7d84d706bbe147ddfb225a1ad0d5bd7823765c56e0624e6a00c30c639884847f2dff93ea7186c7d73aba8

  • SSDEEP

    98304:ac5LyCUfJ+K0OBvdcTIjudjbaS2mCWk/lS5pXHBN+zkQZMFzriQEQYlE:hzUfJ+K0OHcIjudbh21WQlSvBAEGQYu

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\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.exe
    "C:\Users\Admin\AppData\Local\Temp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Users\Admin\AppData\Local\Temp\is-URQTP.tmp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-URQTP.tmp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.tmp" /SL5="$601F8,4923723,54272,C:\Users\Admin\AppData\Local\Temp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:308
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1276
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4540
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4124
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:400
          • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
            "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
            3⤵
            • Executes dropped EXE
            PID:660

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        4.0MB

        MD5

        d8fb43a1267e2e61ebab8b3063b234db

        SHA1

        4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

        SHA256

        3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

        SHA512

        5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

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

        Filesize

        4.0MB

        MD5

        d8fb43a1267e2e61ebab8b3063b234db

        SHA1

        4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

        SHA256

        3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

        SHA512

        5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

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

        Filesize

        4.0MB

        MD5

        d8fb43a1267e2e61ebab8b3063b234db

        SHA1

        4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

        SHA256

        3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

        SHA512

        5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

      • C:\Users\Admin\AppData\Local\Temp\is-URQTP.tmp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-URQTP.tmp\5e285d5e2b0f4b0bf74d69ab12992c6e37436cc66bde8ae07d42733546090062.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • \Users\Admin\AppData\Local\Temp\is-N9FBU.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-N9FBU.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • \Users\Admin\AppData\Local\Temp\is-N9FBU.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • memory/308-6-0x0000000074FA0000-0x0000000074FE5000-memory.dmp

        Filesize

        276KB

      • memory/308-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/308-73-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/308-71-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/660-91-0x0000000002B50000-0x0000000002BFD000-memory.dmp

        Filesize

        692KB

      • memory/660-103-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-67-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-69-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-119-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-116-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-72-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-112-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-76-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-77-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-80-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-83-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-86-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-89-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-90-0x0000000002B50000-0x0000000002BFD000-memory.dmp

        Filesize

        692KB

      • memory/660-109-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-96-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-99-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/660-100-0x0000000002B50000-0x0000000002BFD000-memory.dmp

        Filesize

        692KB

      • memory/660-106-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/992-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/992-70-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4540-65-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4540-62-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4540-60-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB