Analysis

  • max time kernel
    61s
  • max time network
    64s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 08:24

General

  • Target
    sims-4-updater-v1.3.3.exe
  • Size 18.1MB
  • Sample240608-ka6nlabd42
  • SHA256 6219afaee569e4b3b685dc8663f5980d746ca572dbcca00cfdb3b59bc25810f5
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 27 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sims-4-updater-v1.3.3.exe
    "C:\Users\Admin\AppData\Local\Temp\sims-4-updater-v1.3.3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3844
    • C:\Users\Admin\AppData\Local\Temp\sims-4-updater-v1.3.3.exe
      "C:\Users\Admin\AppData\Local\Temp\sims-4-updater-v1.3.3.exe"
      2⤵
      • Loads dropped DLL
      PID:2856
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1900

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          VCRUNTIME140.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\VCRUNTIME140.dll
          • Size 95KB
          • SHA256 9d2b40f0395cc5d1b4d5ea17b84970c29971d448c37104676db577586d4ad1b1
          • MD5 SHA1 SHA512 SSDEEP

          VCRUNTIME140_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\VCRUNTIME140_1.dll
          • Size 36KB
          • SHA256 34048abaa070ecc13b318cea31425f4ca3edd133d350318ac65259e6058c8b32
          • MD5 SHA1 SHA512 SSDEEP

          _bz2.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_bz2.pyd
          • Size 81KB
          • SHA256 62173a8fadd4bf4dd71ab89ea718754aa31620244372f0c5bbbae102e641a60e
          • MD5 SHA1 SHA512 SSDEEP

          _ctypes.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_ctypes.pyd
          • Size 120KB
          • SHA256 1ea3dd3df393fa9b27bf6595be4ac859064cd8ef9908a12378a6021bba1cb177
          • MD5 SHA1 SHA512 SSDEEP

          _hashlib.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_hashlib.pyd
          • Size 63KB
          • SHA256 caa4d2f8795e9a55e128409cc016e2cc5c694cb026d7058fc561e4dd131ed1c9
          • MD5 SHA1 SHA512 SSDEEP

          _lzma.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_lzma.pyd
          • Size 154KB
          • SHA256 60793c8592193cfbd00fd3e5263be4315d650ba4f9e4fda9c45a10642fd998be
          • MD5 SHA1 SHA512 SSDEEP

          _queue.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_queue.pyd
          • Size 30KB
          • SHA256 925f05255f4aae0997dc4ec94d900fd15950fd840685d5b8aa755427c7422b14
          • MD5 SHA1 SHA512 SSDEEP

          _socket.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_socket.pyd
          • Size 77KB
          • SHA256 e6deb751039cd5424a139708475ce83f9c042d43e650765a716cb4a924b07e4f
          • MD5 SHA1 SHA512 SSDEEP

          _ssl.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_ssl.pyd
          • Size 156KB
          • SHA256 d2a7999e234e33828888ad455baa6ab101d90323579abc1095b8c42f0f723b6f
          • MD5 SHA1 SHA512 SSDEEP

          _tkinter.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_tkinter.pyd
          • Size 64KB
          • SHA256 06b96357f5dd83d0d8105127e7aaeacb834ddf1ae03fa46aaffdc1e5fd0a7621
          • MD5 SHA1 SHA512 SSDEEP

          _uuid.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\_uuid.pyd
          • Size 24KB
          • SHA256 990586f2a2ba00d48b59bdd03d3c223b8e9fb7d7fab6d414bac2833eb1241ca2
          • MD5 SHA1 SHA512 SSDEEP

          base_library.zip

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\base_library.zip
          • Size 1.0MB
          • SHA256 f587a126dd040673f90eba597669af396d1b16323437fd9a49992e63a2c89eb6
          • MD5 SHA1 SHA512 SSDEEP

          md.cp310-win_amd64.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\charset_normalizer\md.cp310-win_amd64.pyd
          • Size 10KB
          • SHA256 9b3d70922dcfaeb02812afa9030a40433b9d2b58bcf088781f9ab68a74d20664
          • MD5 SHA1 SHA512 SSDEEP

          md__mypyc.cp310-win_amd64.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\charset_normalizer\md__mypyc.cp310-win_amd64.pyd
          • Size 117KB
          • SHA256 ad9bcc0de6815516dfde91bb2e477f8fb5f099d7f5511d0f54b50fa77b721051
          • MD5 SHA1 SHA512 SSDEEP

          libcrypto-1_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\libcrypto-1_1.dll
          • Size 3.3MB
          • SHA256 9b7b4a0ad212095a8c2e35c71694d8a1764cd72a829e8e17c8afe3a55f147939
          • MD5 SHA1 SHA512 SSDEEP

          libffi-7.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\libffi-7.dll
          • Size 32KB
          • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
          • MD5 SHA1 SHA512 SSDEEP

          libssl-1_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\libssl-1_1.dll
          • Size 688KB
          • SHA256 d74ce01319ae6f54483a19375524aa39d9f5fd91f06cf7df238ca25e043130fd
          • MD5 SHA1 SHA512 SSDEEP

          pyexpat.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\pyexpat.pyd
          • Size 194KB
          • SHA256 4a2d59993bce76790c6d923af81bf404f8e2cb73552e320113663b14cf78748c
          • MD5 SHA1 SHA512 SSDEEP

          python310.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\python310.dll
          • Size 4.3MB
          • SHA256 14b06796f288bc6599e458fb23a944ab0c843e9868058f02a91d4606533505ed
          • MD5 SHA1 SHA512 SSDEEP

          pythoncom310.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\pythoncom310.dll
          • Size 653KB
          • SHA256 c3b33ba6c4f646151aed4172562309d9f44a83858ddfd84b2d894a8b7da72b1e
          • MD5 SHA1 SHA512 SSDEEP

          pywintypes310.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\pywintypes310.dll
          • Size 131KB
          • SHA256 c8ec6429d243aef1f78969863be23d59273fa6303760a173ab36ab71d5676005
          • MD5 SHA1 SHA512 SSDEEP

          select.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\select.pyd
          • Size 29KB
          • SHA256 db85f2f94d4994283e1055057372594538ae11020389d966e45607413851d9e9
          • MD5 SHA1 SHA512 SSDEEP

          tcl86t.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl86t.dll
          • Size 1.8MB
          • SHA256 fbfd065f861ec0a90dd513bc209c56bbc23c54d2839964a0ec2df95848af7860
          • MD5 SHA1 SHA512 SSDEEP

          msgcat-1.6.1.tm

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl8\8.5\msgcat-1.6.1.tm
          • Size 34KB
          • SHA256 6774519f179872ec5292523f2788b77b2b839e15665037e097a0d4edddd1c6fb
          • MD5 SHA1 SHA512 SSDEEP

          auto.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\auto.tcl
          • Size 21KB
          • SHA256 517204ee436d08efc287abc97433c3bffcaf42ec6592a3009b9fd3b985ad772c
          • MD5 SHA1 SHA512 SSDEEP

          cp1252.enc

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\encoding\cp1252.enc
          • Size 1KB
          • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
          • MD5 SHA1 SHA512

          init.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\init.tcl
          • Size 25KB
          • SHA256 331bcf0f9f635bd57c3384f2237260d074708b0975c700cfcbdb285f5f59ab1f
          • MD5 SHA1 SHA512 SSDEEP

          package.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\package.tcl
          • Size 23KB
          • SHA256 f46ab61cdebe3aa45fa7e61a48930d64a0d0e7e94d04d6bf244f48c36cafe948
          • MD5 SHA1 SHA512 SSDEEP

          tclIndex

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\tclIndex
          • Size 5KB
          • SHA256 ddf7e42def37888ad0a564aa4f8ca95f4eec942cebebfca851d35515104d5c89
          • MD5 SHA1 SHA512 SSDEEP

          tm.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tcl\tm.tcl
          • Size 11KB
          • SHA256 4b7ed9fd2363d6876092db3f720cbddf97e72b86b519403539ba96e1c815ed8f
          • MD5 SHA1 SHA512 SSDEEP

          tk86t.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tk86t.dll
          • Size 1.5MB
          • SHA256 cd2f60075064dfc2e65c88b239a970cb4bd07cb3eec7cc26fb1bf978d4356b08
          • MD5 SHA1 SHA512 SSDEEP

          pkgIndex.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tk\pkgIndex.tcl
          • Size 376B
          • SHA256 3f2539e85e2a9017913e61fe2600b499315e1a6f249a4ff90e0b530a1eeb8898
          • MD5 SHA1 SHA512

          tk.tcl

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\tk\tk.tcl
          • Size 23KB
          • SHA256 0f617d96cbf213296d7a5f7fcffbb4ae1149840d7d045211ef932e8dd66683e9
          • MD5 SHA1 SHA512 SSDEEP

          ucrtbase.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\ucrtbase.dll
          • Size 987KB
          • SHA256 be7368df484688493fb49fb0c4ad641485070190db62a2c071c9c50612e43fed
          • MD5 SHA1 SHA512 SSDEEP

          unicodedata.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\unicodedata.pyd
          • Size 1.1MB
          • SHA256 1fb2d66c056f69e8bbdd8c6c910e72697874dae680264f8fb4b4df19af98aa2e
          • MD5 SHA1 SHA512 SSDEEP

          win32api.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\win32api.pyd
          • Size 130KB
          • SHA256 ac483d60a565cc9cbf91a6f37ea516b2162a45d255888d50fbbb7e5ff12086ee
          • MD5 SHA1 SHA512 SSDEEP

          win32file.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI38442\win32file.pyd
          • Size 140KB
          • SHA256 b1b0a1f9c8903e2ec65b9d6a4ac746e72090db9a34f2a180b79769c9c5b15085
          • MD5 SHA1 SHA512 SSDEEP