Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2023 20:14

General

  • Target

    b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.exe

  • Size

    4.9MB

  • MD5

    20b9163adc3bd8bc65e20a763c1edb87

  • SHA1

    ab2ec4791c181290f0e49596e47f9d6a409cc64c

  • SHA256

    b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863

  • SHA512

    62d97d9f2b83facb9e4549a6d107a30cba0489078ae1e733a0c45d31065c6f1ed36a632fc14033f601e8238f2159e77a34b8c0ce2004621746326858bfef9336

  • SSDEEP

    98304:Ac5LyCUfJ+K0OBvdcTIjudjbaS2mCWk/lS5pXHBN+zkQZMFzriQEQYlE:/zUfJ+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\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.exe
    "C:\Users\Admin\AppData\Local\Temp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Users\Admin\AppData\Local\Temp\is-V3U8B.tmp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-V3U8B.tmp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.tmp" /SL5="$601F2,4923723,54272,C:\Users\Admin\AppData\Local\Temp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2644
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2764
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
          3⤵
          • Executes dropped EXE
          PID:228
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4056
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2016
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:3156

      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-60725.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-60725.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • C:\Users\Admin\AppData\Local\Temp\is-60725.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • C:\Users\Admin\AppData\Local\Temp\is-V3U8B.tmp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-V3U8B.tmp\b7293a725962fe1eaebef5f0fde5df6bae658b0062d4bb0e25eb90c2d170e863.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • memory/228-64-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/228-65-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/228-60-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/228-61-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2644-71-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/2644-73-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/2644-12-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/4056-86-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-113-0x0000000000B10000-0x0000000000BBD000-memory.dmp

        Filesize

        692KB

      • memory/4056-117-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-89-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-72-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-67-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-76-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-77-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-80-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-83-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-120-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-69-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-98-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-95-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-90-0x0000000000B10000-0x0000000000BBD000-memory.dmp

        Filesize

        692KB

      • memory/4056-99-0x0000000000B10000-0x0000000000BBD000-memory.dmp

        Filesize

        692KB

      • memory/4056-102-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-105-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-108-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-111-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/4056-112-0x0000000000B10000-0x0000000000BBD000-memory.dmp

        Filesize

        692KB

      • memory/5112-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5112-70-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5112-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB