Analysis

  • max time kernel
    153s
  • max time network
    149s
  • 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, 13:51

General

  • Target

    19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.exe

  • Size

    4.9MB

  • MD5

    6a7a18a7056ef30cf3d86f59ad689801

  • SHA1

    3b4098b9127cf383aaa8a62f8653696d9195b7e1

  • SHA256

    19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad

  • SHA512

    14b1c4e51bc3b769a9da1b87a455601db83ef65494900c1d91634bb54e991630853ea8e7a4896ebb1dbf75a53d3817a4f2d52487f14f9302f99e235f227fbde7

  • SSDEEP

    98304:Dd3L0TpNwgdnac+LdvXVajAqlxgc92ca6Qc3zQxHI7Fya0pYrAKlE:p3Lq6gdna/raEqwzca6QcjDopKu

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\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.exe
    "C:\Users\Admin\AppData\Local\Temp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Users\Admin\AppData\Local\Temp\is-T1B4F.tmp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-T1B4F.tmp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.tmp" /SL5="$E01A2,4929821,54272,C:\Users\Admin\AppData\Local\Temp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4988
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:388
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4748
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1276
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4108
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:940

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

            • C:\Users\Admin\AppData\Local\Temp\is-K5HAF.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-K5HAF.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-K5HAF.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-T1B4F.tmp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-T1B4F.tmp\19522bee48eeb242c71a88a7dda90374feb196eea11c5762bb99c117f4b1ffad.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • memory/1276-89-0x0000000000AF0000-0x0000000000B9D000-memory.dmp

              Filesize

              692KB

            • memory/1276-100-0x0000000000AF0000-0x0000000000B9D000-memory.dmp

              Filesize

              692KB

            • memory/1276-118-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-115-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-113-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-108-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-105-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-68-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-102-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-98-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-71-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-95-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-75-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-76-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-79-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-82-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-85-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-88-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/1276-90-0x0000000000AF0000-0x0000000000B9D000-memory.dmp

              Filesize

              692KB

            • memory/4748-60-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4748-65-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4748-64-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4748-61-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4884-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4884-69-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4884-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4988-73-0x0000000002340000-0x0000000002341000-memory.dmp

              Filesize

              4KB

            • memory/4988-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/4988-7-0x0000000002340000-0x0000000002341000-memory.dmp

              Filesize

              4KB