Analysis

  • max time kernel
    144s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/11/2023, 22:13

General

  • Target

    2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.exe

  • Size

    2.9MB

  • MD5

    709b62523ba80ce86af9e6ce34ebe1dd

  • SHA1

    e3a33ddcc3fcae031fda203110fee2cb922d87bc

  • SHA256

    2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d

  • SHA512

    7ededf4c35c791a7c594796a3e309a16f5ad879c480e65171073d2758d89597f03e10d252b90be9ad8e33a3690fe42c088bb9e595849cfdab7a03d9c2cfd6f54

  • SSDEEP

    49152:82dKgqFC/iTqHv7bb9NfQSvzZxPQUlsMuiRPzGjNBi+tsvDcRY0E:xARFpTIXhJ51xlax/7TtsvIlE

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\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.exe
    "C:\Users\Admin\AppData\Local\Temp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4408
    • C:\Users\Admin\AppData\Local\Temp\is-A4042.tmp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-A4042.tmp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.tmp" /SL5="$501F6,2757638,54272,C:\Users\Admin\AppData\Local\Temp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:5048
        • C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
          "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -i
          3⤵
          • Executes dropped EXE
          PID:940
        • C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
          "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1296
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 23
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2780
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 23
            4⤵
              PID:3544

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.2MB

        MD5

        8d2e2242ecc00cebb833fd0057c87cf8

        SHA1

        5e6b95c8cd54c859c2cce94ee3899e9f470fc592

        SHA256

        fe6e5c7277afbf279c01b0dc64cb65ce2a15a586b3f1371753c2b9a6bc66a3f1

        SHA512

        497ba1d2693a7ac2353c26dbd74a64ce1a7f38be54f558e8cfcd24bbc97e6a4f195a59251023166e420b0a05aec11a42351a501ec9ed7f27ebc15daa01e56afb

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

        Filesize

        2.2MB

        MD5

        8d2e2242ecc00cebb833fd0057c87cf8

        SHA1

        5e6b95c8cd54c859c2cce94ee3899e9f470fc592

        SHA256

        fe6e5c7277afbf279c01b0dc64cb65ce2a15a586b3f1371753c2b9a6bc66a3f1

        SHA512

        497ba1d2693a7ac2353c26dbd74a64ce1a7f38be54f558e8cfcd24bbc97e6a4f195a59251023166e420b0a05aec11a42351a501ec9ed7f27ebc15daa01e56afb

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

        Filesize

        2.2MB

        MD5

        8d2e2242ecc00cebb833fd0057c87cf8

        SHA1

        5e6b95c8cd54c859c2cce94ee3899e9f470fc592

        SHA256

        fe6e5c7277afbf279c01b0dc64cb65ce2a15a586b3f1371753c2b9a6bc66a3f1

        SHA512

        497ba1d2693a7ac2353c26dbd74a64ce1a7f38be54f558e8cfcd24bbc97e6a4f195a59251023166e420b0a05aec11a42351a501ec9ed7f27ebc15daa01e56afb

      • C:\Users\Admin\AppData\Local\Temp\is-A4042.tmp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-A4042.tmp\2a00f28d92af1667c2ae568fad4e46e9b38645f083f772091eed6543de01193d.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-H08TS.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-H08TS.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • C:\Users\Admin\AppData\Local\Temp\is-H08TS.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • memory/940-64-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/940-60-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/940-61-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/952-70-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/952-72-0x0000000002100000-0x0000000002101000-memory.dmp

        Filesize

        4KB

      • memory/952-10-0x0000000002100000-0x0000000002101000-memory.dmp

        Filesize

        4KB

      • memory/1296-82-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-89-0x00000000008F0000-0x000000000099D000-memory.dmp

        Filesize

        692KB

      • memory/1296-117-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-71-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-68-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-75-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-76-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-79-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-114-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-85-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-88-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-110-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-94-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-97-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-98-0x00000000008F0000-0x000000000099D000-memory.dmp

        Filesize

        692KB

      • memory/1296-101-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-104-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/1296-107-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4408-69-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4408-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4408-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB