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Analysis

  • max time kernel
    18s
  • max time network
    47s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/11/2024, 00:24

Errors

Reason
Machine shutdown

General

  • Target

    encoder2.exe

  • Size

    328KB

  • MD5

    3ef478a7c898e91f09385da44555d986

  • SHA1

    07c1f289891b59892ae45253ffdc969f11267ac5

  • SHA256

    1d241bd0b71408abcf11871a9318cbfcd925b195814951c3123abca27554c6f4

  • SHA512

    e67b411fbc1a05a6482b03d8320fad0bd08836c5fa651b435473ee3233bb62240c1ffaab1ede7f58fee9eee70f4e313a230411a143495e2d30826546148cd4d1

  • SSDEEP

    3072:uhl75wtMO7RTbcA6Ao7A75PeunlG7m//5/vZ/5TVk5ixJNe4yg6bMtJWPhyhMvcc:E5sRXcTAmEFRJ/525caYzfpCHFc8j

Score
9/10

Malware Config

Signatures

  • Renames multiple (2236) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\encoder2.exe
    "C:\Users\Admin\AppData\Local\Temp\encoder2.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3276
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
    1⤵
      PID:2396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Microsoft\ClickToRun\MachineData\Catalog\Packages\{9AC08E99-230B-47E8-9721-4577B7F124EA}\{1A8308C7-90D1-4200-B16E-646F163A08E8}\Manifest.xmlHRM

      Filesize

      3.3MB

      MD5

      baa7e124a7cf551affff7f856b76e9a7

      SHA1

      d3d64ffca3d12881d3230833214ef5e6e2d84689

      SHA256

      131ca81bcbef337460f12ebdf35320dc309a390da8ccba31ddac378b98e315e4

      SHA512

      6a724c81a2295ad4c792bd64b7b4ac110f34735b6d8a96ef21d1e4f53fd54e3224afd829cd554dad129c302a52c1f431f311457aafced83fb27016263eb72f66

    • F:\DECRYPT_INFORMATION.html

      Filesize

      6KB

      MD5

      33882404eb10900a43ecad8c5f86b50c

      SHA1

      f0d4c2a6d5fc5e7be6b9d4931af5cff82c93e17b

      SHA256

      d1f8bc0c1d8736ad9226ad1e1b83f006147864341e5389dfb8ee25a69bdc7ec6

      SHA512

      78116f9ca0f0845cb04866d304e3a19b215297dba23ee7b13d8041c9269d16319f330cf9c21619c9ee7f2a60950ad26448551156f842c36f2e25ef11fdbd520f

    • memory/3276-8-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-5-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-6-0x0000000002660000-0x00000000026E0000-memory.dmp

      Filesize

      512KB

    • memory/3276-7-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-2-0x0000000002660000-0x00000000026E0000-memory.dmp

      Filesize

      512KB

    • memory/3276-9-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/3276-4-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-515-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-6780-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/3276-3-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/3276-17740-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB