Analysis

  • max time kernel
    146s
  • max time network
    132s
  • 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, 06:14

General

  • Target

    4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.exe

  • Size

    5.2MB

  • MD5

    627752034cef002f83b1cdca8c1d622b

  • SHA1

    0f9111f776e9d28ebdfc886a5112eafdd5392000

  • SHA256

    4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5

  • SHA512

    6d084ed6ab9ccd7d167a498c8c5b21364bf5578824e8953939d772fc61cb83633afef2ce4f9d1516f882fe1b5f27b3f25caa0aabf1ccb5216c9ad1c2ee9ab178

  • SSDEEP

    98304:G4UQ13eDvQYGAyN/N99Ewn91ougfcSndlhRwcY3m5MXQBLuYZq0lE:0NTQUyJN99EjfRdlhRhY3UBLFFu

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\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.exe
    "C:\Users\Admin\AppData\Local\Temp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\Users\Admin\AppData\Local\Temp\is-16QU2.tmp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-16QU2.tmp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.tmp" /SL5="$50212,5153110,54272,C:\Users\Admin\AppData\Local\Temp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2512
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4380
        • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
          "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2968
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3860
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:1200
          • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
            "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4712

      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-16QU2.tmp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-16QU2.tmp\4e8bb8ee36e104b3dac37b4d168b2b7f9b1bb76398eb21da02d916abdf007da5.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-8QNG1.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-8QNG1.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-8QNG1.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • memory/2512-73-0x00000000007A0000-0x00000000007A1000-memory.dmp

              Filesize

              4KB

            • memory/2512-7-0x00000000007A0000-0x00000000007A1000-memory.dmp

              Filesize

              4KB

            • memory/2512-71-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/2968-60-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/2968-61-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/2968-65-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/2968-64-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-97-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-87-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-120-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-117-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-72-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-114-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-76-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-77-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-78-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-81-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-84-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-69-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-91-0x0000000000B30000-0x0000000000BDD000-memory.dmp

              Filesize

              692KB

            • memory/4712-90-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-92-0x0000000000B30000-0x0000000000BDD000-memory.dmp

              Filesize

              692KB

            • memory/4712-68-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-100-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-101-0x0000000000B30000-0x0000000000BDD000-memory.dmp

              Filesize

              692KB

            • memory/4712-104-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-107-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4712-110-0x0000000000400000-0x0000000000871000-memory.dmp

              Filesize

              4.4MB

            • memory/4736-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4736-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4736-70-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB