Analysis

  • max time kernel
    145s
  • max time network
    131s
  • 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, 05:08

General

  • Target

    3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.exe

  • Size

    5.2MB

  • MD5

    502d659de526e4fe8e913a946ecf7a8c

  • SHA1

    996b5e4f9d774e327f3ae5a21336a2777bb737dc

  • SHA256

    3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34

  • SHA512

    1a107c085c44b35e312140ed5d34e1f35b41154c5eed479a65ea5e7c39e5585c82811ec8a071fad31647606d741465555fbdf9a07fc7c0ac182b79e3a8b3e999

  • SSDEEP

    98304:24UQ13eDvQYGAyN/N99Ewn91ougfcSndlhRwcY3m5MXQBLuYZq0lE:kNTQUyJN99EjfRdlhRhY3UBLFFu

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\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.exe
    "C:\Users\Admin\AppData\Local\Temp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\is-DM3QA.tmp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-DM3QA.tmp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.tmp" /SL5="$6020A,5153110,54272,C:\Users\Admin\AppData\Local\Temp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4668
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1964
        • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
          "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1320
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1492
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:4532
          • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
            "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4392

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        4.4MB

        MD5

        03cc9a134701ca9d82ca83f21fba7f65

        SHA1

        910876bb42dd31577a778d0782fee6774456e018

        SHA256

        9197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d

        SHA512

        b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f

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

        Filesize

        4.4MB

        MD5

        03cc9a134701ca9d82ca83f21fba7f65

        SHA1

        910876bb42dd31577a778d0782fee6774456e018

        SHA256

        9197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d

        SHA512

        b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f

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

        Filesize

        4.4MB

        MD5

        03cc9a134701ca9d82ca83f21fba7f65

        SHA1

        910876bb42dd31577a778d0782fee6774456e018

        SHA256

        9197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d

        SHA512

        b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f

      • C:\Users\Admin\AppData\Local\Temp\is-DM3QA.tmp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-DM3QA.tmp\3bfebe149c696474e80ef9d582e5802ad214db493f7a30bdf4a193d83a0fdf34.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • \Users\Admin\AppData\Local\Temp\is-N60KP.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-N60KP.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • \Users\Admin\AppData\Local\Temp\is-N60KP.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • memory/1320-60-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/1320-59-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/1320-64-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/1320-63-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/2724-68-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2724-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4392-87-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-88-0x0000000000B60000-0x0000000000C0D000-memory.dmp

        Filesize

        692KB

      • memory/4392-116-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-70-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-113-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-74-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-75-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-78-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-81-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-84-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-109-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-67-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-93-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-96-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-97-0x0000000000B60000-0x0000000000C0D000-memory.dmp

        Filesize

        692KB

      • memory/4392-100-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-103-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4392-106-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4668-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4668-71-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4668-69-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB