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Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/11/2023, 18:54 UTC

General

  • Target

    d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.exe

  • Size

    4.6MB

  • MD5

    7453bf0d4b211e7d9333432950b60060

  • SHA1

    8c3af2f1d242d0f564bb6d8fd421d322824bb1b7

  • SHA256

    d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753

  • SHA512

    bb4a38a05e201560d4d87c8208c6588c08c8f3d0bbfd3259f3c9055bd05b553d9010f32c6cd84e79cbdb58adb6e9c6a06c246dd6e029b0da50c61264c8d2fe84

  • SSDEEP

    98304:s5oCJriAVatRCRQuUBNCbnJUzcbgSYq+3wZ4MTwx3zXylE:BxYGJ6bnpsSn9TwBeu

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\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.exe
    "C:\Users\Admin\AppData\Local\Temp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3100
    • C:\Users\Admin\AppData\Local\Temp\is-NN28L.tmp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NN28L.tmp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.tmp" /SL5="$901CA,4553531,54272,C:\Users\Admin\AppData\Local\Temp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:3936
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1208
        • C:\Program Files (x86)\Common Files\BusinessTV\BusinessTV.exe
          "C:\Program Files (x86)\Common Files\BusinessTV\BusinessTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1996
        • C:\Program Files (x86)\Common Files\BusinessTV\BusinessTV.exe
          "C:\Program Files (x86)\Common Files\BusinessTV\BusinessTV.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4052
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 25
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4420
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 25
            4⤵
              PID:3700

      Network

      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        8.8.8.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        8.8.8.8.in-addr.arpa
        IN PTR
      • flag-us
        DNS
        2.136.104.51.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        2.136.104.51.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        126.177.238.8.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        126.177.238.8.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        136.32.126.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        136.32.126.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        95.221.229.192.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        95.221.229.192.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        157.123.68.40.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        157.123.68.40.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        171.39.242.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        171.39.242.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        13.227.111.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        13.227.111.52.in-addr.arpa
        IN PTR
        Response
      • flag-bg
        DNS
        bbcmcny.com
        BusinessTV.exe
        Remote address:
        88.80.147.105:53
        Request
        bbcmcny.com
        IN A
        Response
        bbcmcny.com
        IN A
        185.141.63.253
      • flag-bg
        GET
        http://bbcmcny.com/fox.php?c=de7ef49b2c006853fb386f2e300ef04561f91905c311578eaae3c7edb62dde24353e1d9a943e9d15038842974dbc1dbaf7a1439c40c87a0c922e9d59869d35226842b4757736ce967179ccd0d6345d528fd205f114c8d8
        BusinessTV.exe
        Remote address:
        185.141.63.253:80
        Request
        GET /fox.php?c=de7ef49b2c006853fb386f2e300ef04561f91905c311578eaae3c7edb62dde24353e1d9a943e9d15038842974dbc1dbaf7a1439c40c87a0c922e9d59869d35226842b4757736ce967179ccd0d6345d528fd205f114c8d8 HTTP/1.1
        Host: bbcmcny.com
        User-Agent: Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)
        Response
        HTTP/1.1 200 OK
        Server: nginx
        Date: Sat, 25 Nov 2023 18:57:03 GMT
        Content-Type: text/html; charset=UTF-8
        Transfer-Encoding: chunked
        Connection: keep-alive
        Vary: Accept-Encoding
      • flag-us
        DNS
        105.147.80.88.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        105.147.80.88.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        253.63.141.185.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        253.63.141.185.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        211.143.182.52.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        211.143.182.52.in-addr.arpa
        IN PTR
        Response
      • 185.141.63.253:80
        http://bbcmcny.com/fox.php?c=de7ef49b2c006853fb386f2e300ef04561f91905c311578eaae3c7edb62dde24353e1d9a943e9d15038842974dbc1dbaf7a1439c40c87a0c922e9d59869d35226842b4757736ce967179ccd0d6345d528fd205f114c8d8
        http
        BusinessTV.exe
        476 B
        374 B
        4
        4

        HTTP Request

        GET http://bbcmcny.com/fox.php?c=de7ef49b2c006853fb386f2e300ef04561f91905c311578eaae3c7edb62dde24353e1d9a943e9d15038842974dbc1dbaf7a1439c40c87a0c922e9d59869d35226842b4757736ce967179ccd0d6345d528fd205f114c8d8

        HTTP Response

        200
      • 8.8.8.8:53
        8.8.8.8.in-addr.arpa
        dns
        330 B
        5

        DNS Request

        8.8.8.8.in-addr.arpa

        DNS Request

        8.8.8.8.in-addr.arpa

        DNS Request

        8.8.8.8.in-addr.arpa

        DNS Request

        8.8.8.8.in-addr.arpa

        DNS Request

        8.8.8.8.in-addr.arpa

      • 8.8.8.8:53
        2.136.104.51.in-addr.arpa
        dns
        71 B
        157 B
        1
        1

        DNS Request

        2.136.104.51.in-addr.arpa

      • 8.8.8.8:53
        126.177.238.8.in-addr.arpa
        dns
        72 B
        126 B
        1
        1

        DNS Request

        126.177.238.8.in-addr.arpa

      • 8.8.8.8:53
        136.32.126.40.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        136.32.126.40.in-addr.arpa

      • 8.8.8.8:53
        95.221.229.192.in-addr.arpa
        dns
        73 B
        144 B
        1
        1

        DNS Request

        95.221.229.192.in-addr.arpa

      • 8.8.8.8:53
        157.123.68.40.in-addr.arpa
        dns
        72 B
        146 B
        1
        1

        DNS Request

        157.123.68.40.in-addr.arpa

      • 8.8.8.8:53
        171.39.242.20.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        171.39.242.20.in-addr.arpa

      • 8.8.8.8:53
        13.227.111.52.in-addr.arpa
        dns
        72 B
        158 B
        1
        1

        DNS Request

        13.227.111.52.in-addr.arpa

      • 88.80.147.105:53
        bbcmcny.com
        dns
        BusinessTV.exe
        57 B
        84 B
        1
        1

        DNS Request

        bbcmcny.com

        DNS Response

        185.141.63.253

      • 8.8.8.8:53
        105.147.80.88.in-addr.arpa
        dns
        72 B
        123 B
        1
        1

        DNS Request

        105.147.80.88.in-addr.arpa

      • 8.8.8.8:53
        253.63.141.185.in-addr.arpa
        dns
        73 B
        124 B
        1
        1

        DNS Request

        253.63.141.185.in-addr.arpa

      • 8.8.8.8:53
        211.143.182.52.in-addr.arpa
        dns
        73 B
        147 B
        1
        1

        DNS Request

        211.143.182.52.in-addr.arpa

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        3.7MB

        MD5

        eb3e3f3d9ad5f62afb6f6ef2eb417a85

        SHA1

        c97345a2ec7346c4ba14980e1cb857de1289d548

        SHA256

        88bd5712888c6b14aaf622f396e2af7020e59847f6c27ba66b8c82e878b24cc6

        SHA512

        d1c8c24c50c3770f30a879454f99bc0d40326a2acdc7bb6242a3cb3acf4257d921da45af213c848237a7ad438b3f2cc6fae2ab15e1b3f4082f68e8576d92a143

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

        Filesize

        3.7MB

        MD5

        eb3e3f3d9ad5f62afb6f6ef2eb417a85

        SHA1

        c97345a2ec7346c4ba14980e1cb857de1289d548

        SHA256

        88bd5712888c6b14aaf622f396e2af7020e59847f6c27ba66b8c82e878b24cc6

        SHA512

        d1c8c24c50c3770f30a879454f99bc0d40326a2acdc7bb6242a3cb3acf4257d921da45af213c848237a7ad438b3f2cc6fae2ab15e1b3f4082f68e8576d92a143

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

        Filesize

        3.7MB

        MD5

        eb3e3f3d9ad5f62afb6f6ef2eb417a85

        SHA1

        c97345a2ec7346c4ba14980e1cb857de1289d548

        SHA256

        88bd5712888c6b14aaf622f396e2af7020e59847f6c27ba66b8c82e878b24cc6

        SHA512

        d1c8c24c50c3770f30a879454f99bc0d40326a2acdc7bb6242a3cb3acf4257d921da45af213c848237a7ad438b3f2cc6fae2ab15e1b3f4082f68e8576d92a143

      • C:\Users\Admin\AppData\Local\Temp\is-837SS.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-837SS.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • C:\Users\Admin\AppData\Local\Temp\is-837SS.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • C:\Users\Admin\AppData\Local\Temp\is-NN28L.tmp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-NN28L.tmp\d73fec5f491d6ed19f515ac1649e9a6c1e7c8a6e3ca843e533f6a25526a00753.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • memory/1996-61-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/1996-60-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/1996-64-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/3100-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3100-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3100-70-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3936-71-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/3936-7-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/3936-73-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/4052-72-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-90-0x00000000009E0000-0x0000000000A8D000-memory.dmp

        Filesize

        692KB

      • memory/4052-67-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-76-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-77-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-80-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-83-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-86-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-89-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-69-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-95-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-98-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-99-0x00000000009E0000-0x0000000000A8D000-memory.dmp

        Filesize

        692KB

      • memory/4052-102-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-105-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-108-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-112-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-115-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

      • memory/4052-118-0x0000000000400000-0x00000000007B4000-memory.dmp

        Filesize

        3.7MB

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