Analysis

  • max time kernel
    144s
  • max time network
    132s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-11-2023 20:09

General

  • Target

    428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.exe

  • Size

    3.3MB

  • MD5

    824c4980b6f12ed3b6c85d5e4954e23b

  • SHA1

    1097b9899bbea7eba5ba43705fb55612dae41ba8

  • SHA256

    428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3

  • SHA512

    3c418c666cbd2b98d0b2203b6599fa7a38b699563a18b86c5f7e788d68c4cd26c8b7e4fb90cf46fb87a0f87b7f65a11fde42a8bf211a0ddf938346c9fd7a0a84

  • SSDEEP

    98304:TGgdaNnnnRVNmjfJW4N66Lyq/jU/ON6SXFIAlE:1dKnPoW4NHLV/j+ON5XFIAu

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\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.exe
    "C:\Users\Admin\AppData\Local\Temp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Local\Temp\is-HFRBC.tmp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HFRBC.tmp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.tmp" /SL5="$40246,3256312,76288,C:\Users\Admin\AppData\Local\Temp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2760
        • C:\Program Files (x86)\Common Files\TVLand\TVLand.exe
          "C:\Program Files (x86)\Common Files\TVLand\TVLand.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4908
        • C:\Program Files (x86)\Common Files\TVLand\TVLand.exe
          "C:\Program Files (x86)\Common Files\TVLand\TVLand.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2608
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 27
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4468
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 27
            4⤵
              PID:4268

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        3.9MB

        MD5

        d041ed3bba1a64ee26ed5714844e0b4e

        SHA1

        1eca86e487d8a7a6e2d560488b3646f57683e22c

        SHA256

        97ac4dd927d3a719656d8f2197794103381e327cfa7adc83458fbbedea0e28d4

        SHA512

        d8230d3af182112904a72b8d1d985e323d0171a464266abb7b1c041f074a8049bd86426a548075bfbeba420a7fcc4251735dd2f843fc72b3f1e2345951076d58

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

        Filesize

        3.9MB

        MD5

        d041ed3bba1a64ee26ed5714844e0b4e

        SHA1

        1eca86e487d8a7a6e2d560488b3646f57683e22c

        SHA256

        97ac4dd927d3a719656d8f2197794103381e327cfa7adc83458fbbedea0e28d4

        SHA512

        d8230d3af182112904a72b8d1d985e323d0171a464266abb7b1c041f074a8049bd86426a548075bfbeba420a7fcc4251735dd2f843fc72b3f1e2345951076d58

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

        Filesize

        3.9MB

        MD5

        d041ed3bba1a64ee26ed5714844e0b4e

        SHA1

        1eca86e487d8a7a6e2d560488b3646f57683e22c

        SHA256

        97ac4dd927d3a719656d8f2197794103381e327cfa7adc83458fbbedea0e28d4

        SHA512

        d8230d3af182112904a72b8d1d985e323d0171a464266abb7b1c041f074a8049bd86426a548075bfbeba420a7fcc4251735dd2f843fc72b3f1e2345951076d58

      • C:\Users\Admin\AppData\Local\Temp\is-HFRBC.tmp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-HFRBC.tmp\428e92efb6c88cde9fa094225f5aa6e2c02a99554be71ddae4ae91ca921e25e3.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • \Users\Admin\AppData\Local\Temp\is-8A015.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-8A015.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • \Users\Admin\AppData\Local\Temp\is-8A015.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • memory/1520-0-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/1520-68-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2056-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2056-69-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/2056-71-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2608-94-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-89-0x0000000000B00000-0x0000000000BAD000-memory.dmp

        Filesize

        692KB

      • memory/2608-119-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-116-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-70-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-112-0x0000000000B00000-0x0000000000BAD000-memory.dmp

        Filesize

        692KB

      • memory/2608-74-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-75-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-78-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-81-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-84-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-87-0x0000000000B00000-0x0000000000BAD000-memory.dmp

        Filesize

        692KB

      • memory/2608-88-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-67-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-111-0x0000000000B00000-0x0000000000BAD000-memory.dmp

        Filesize

        692KB

      • memory/2608-97-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-98-0x0000000000B00000-0x0000000000BAD000-memory.dmp

        Filesize

        692KB

      • memory/2608-101-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-104-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-107-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2608-110-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/4908-59-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/4908-60-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/4908-63-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/4908-64-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB