Analysis

  • max time kernel
    144s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2023 23:49

General

  • Target

    b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.exe

  • Size

    3.3MB

  • MD5

    016bb1261a04476bc355f677c6a3b993

  • SHA1

    2f12d5ab7dbaa1d97f476adf214f5b3c6d5df775

  • SHA256

    b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07

  • SHA512

    a22883978d70ac7ea6d7acf50124d607af815845def643f94082c9a6169527bc6a3c5d9ad72ba6a795a889d04f0a04cba76dbc14f8208d5540dd7824375ec2e9

  • SSDEEP

    98304:XGgdaNnnnRVNmjfJW4N66Lyq/jU/ON6SXFIAlE:BdKnPoW4NHLV/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\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.exe
    "C:\Users\Admin\AppData\Local\Temp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\is-D5KL2.tmp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-D5KL2.tmp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.tmp" /SL5="$5022C,3256312,76288,C:\Users\Admin\AppData\Local\Temp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4696
        • C:\Program Files (x86)\Common Files\TVLand\TVLand.exe
          "C:\Program Files (x86)\Common Files\TVLand\TVLand.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2184
        • C:\Program Files (x86)\Common Files\TVLand\TVLand.exe
          "C:\Program Files (x86)\Common Files\TVLand\TVLand.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2244
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 27
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5032
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 27
            4⤵
              PID:3116

      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-6JDBG.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-6JDBG.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • C:\Users\Admin\AppData\Local\Temp\is-6JDBG.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • C:\Users\Admin\AppData\Local\Temp\is-D5KL2.tmp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-D5KL2.tmp\b1508848ec3cd3d50defad3e9212fab0f1441794a99720e8092a4ea091ce9c07.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • memory/2184-64-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2184-65-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2184-60-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2184-61-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-71-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-97-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-117-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-68-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-114-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-110-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-107-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-104-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-75-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-76-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-79-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-82-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-85-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-88-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-89-0x0000000000950000-0x00000000009FD000-memory.dmp

        Filesize

        692KB

      • memory/2244-94-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-101-0x0000000000400000-0x00000000007E8000-memory.dmp

        Filesize

        3.9MB

      • memory/2244-98-0x0000000000950000-0x00000000009FD000-memory.dmp

        Filesize

        692KB

      • memory/3572-7-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/3572-72-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/3572-70-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/4848-0-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4848-69-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4848-2-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB