Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-11-2023 23:28

General

  • Target

    04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.exe

  • Size

    2.9MB

  • MD5

    c773fcd534bf71c46a60e2d84259dfb7

  • SHA1

    282aba1543d2632dfd13a68847d1d1aa38d8febe

  • SHA256

    04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb

  • SHA512

    22a65d6eda5c3f1d41dc051997cb5d8035c02ed81f05dbcf8339854fe3e463e8bb3f0bb2cee653790dba7dc8bc3b6c591e88ce47a6bfb6b2d7ffbd5c7e946b4e

  • SSDEEP

    49152:o2dKgqFC/iTqHv7bb9NfQSvzZxPQUlsMuiRPzGjNBi+tsvDcRY0E:FARFpTIXhJ51xlax/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\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.exe
    "C:\Users\Admin\AppData\Local\Temp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\is-9K4PB.tmp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9K4PB.tmp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.tmp" /SL5="$501F8,2757638,54272,C:\Users\Admin\AppData\Local\Temp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3692
        • C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
          "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4616
        • C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
          "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4228
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 23
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3644
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 23
            4⤵
              PID:4632

      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-9K4PB.tmp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-9K4PB.tmp\04fd8dc06870fc72c281e187024e3376db35a99132fb647fe54a4a23a2e4e4eb.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • \Users\Admin\AppData\Local\Temp\is-4PLG6.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-4PLG6.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • \Users\Admin\AppData\Local\Temp\is-4PLG6.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • memory/1652-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1652-71-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1652-69-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/2760-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2760-68-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4228-94-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-87-0x0000000000920000-0x00000000009CD000-memory.dmp

        Filesize

        692KB

      • memory/4228-117-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-114-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-70-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-111-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-74-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-75-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-78-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-81-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-84-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-67-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-88-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-89-0x0000000000920000-0x00000000009CD000-memory.dmp

        Filesize

        692KB

      • memory/4228-107-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-97-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-98-0x0000000000920000-0x00000000009CD000-memory.dmp

        Filesize

        692KB

      • memory/4228-101-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4228-104-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4616-59-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4616-60-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4616-64-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4616-63-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB