Overview

overview

9

Static

static

3

265db2cb4e...81.exe

windows7-x64

7

265db2cb4e...81.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    95s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 03:22

Sharing

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General

  • Target
    265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81.exe
  • Size 12.2MB
  • Sample240406-dw7dpaad39
  • SHA256 265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
ransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (347) files with added filename extension

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

    ransomware
  • Loads dropped DLL 34 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81.exe
    "C:\Users\Admin\AppData\Local\Temp\265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81.exe
      "C:\Users\Admin\AppData\Local\Temp\265db2cb4ed90260f5b245d475510d005476eaeb967ab8e8b4959aba92e97e81.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4392
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
          PID:2944

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          _Salsa20.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_Salsa20.pyd
          • Size 13KB
          • SHA256 15257e96d1ca8480b8cb98f4c79b6e365fe38a1ba9638fc8c9ab7ffea79c4762
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _raw_cbc.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_raw_cbc.pyd
          • Size 12KB
          • SHA256 11dd1b49f70db23617e84e08e709d4a9c86759d911a24ebddfb91c414cc7f375
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _raw_cfb.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_raw_cfb.pyd
          • Size 13KB
          • SHA256 faa41385d0db8d4ee2ee74ee540bc879cf2e884bee87655ff3c89c8c517eed45
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _raw_ctr.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_raw_ctr.pyd
          • Size 14KB
          • SHA256 61c7a532e108f67874ef2e17244358df19158f6142680f5b21032ba4889ac5d8
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _raw_ecb.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_raw_ecb.pyd
          • Size 10KB
          • SHA256 3e0d07bbf93e0748b42b1c2550f48f0d81597486038c22548224584ae178a543
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _raw_ofb.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Cipher\_raw_ofb.pyd
          • Size 12KB
          • SHA256 c9f4c5ffcdd4f8814f8c07ce532a164ab699ae8cde737df02d6ecd7b5dd52dbd
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _BLAKE2s.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Hash\_BLAKE2s.pyd
          • Size 14KB
          • SHA256 fc296145ae46a11c472f99c5be317e77c840c2430fbb955ce3f913408a046284
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _SHA1.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Hash\_SHA1.pyd
          • Size 19KB
          • SHA256 a927548abea335e6bcb4a9ee0a949749c9e4aa8f8aad481cf63e3ac99b25a725
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _SHA256.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Hash\_SHA256.pyd
          • Size 21KB
          • SHA256 3dbcb4d0070be355e0406e6b6c3e4ce58647f06e8650e1ab056e1d538b52b3d3
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _ghash_portable.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Hash\_ghash_portable.pyd
          • Size 13KB
          • SHA256 8f3d92de840abb5a46015a8ff618ff411c73009cbaa448ac268a5c619cf84721
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _scrypt.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Protocol\_scrypt.pyd
          • Size 12KB
          • SHA256 b1bab0e04ac60d1e7917621b03a8c72d1ed1f0251334e9fa12a8a1ac1f516529
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _cpuid_c.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Util\_cpuid_c.pyd
          • Size 10KB
          • SHA256 0828cad4d742d97888d3dfce59e82369317847651bba0f166023cb8aca790b2b
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _strxor.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\Crypto\Util\_strxor.pyd
          • Size 10KB
          • SHA256 70d90ddf87a9608699be6bbedf89ad469632fd0adc20a69da07618596d443639
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          VCRUNTIME140.dll
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\VCRUNTIME140.dll
          • Size 116KB
          • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _asyncio.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_asyncio.pyd
          • Size 63KB
          • SHA256 746bc8fa88282afe19dc60e426cc0a75bea3bd137cca06a0b57a30bd31459403
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _bz2.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_bz2.pyd
          • Size 82KB
          • SHA256 00b8ca9a338d2b47285c9e56d6d893db2a999b47216756f18439997fb80a56e3
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _cffi_backend.cp311-win_amd64.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_cffi_backend.cp311-win_amd64.pyd
          • Size 177KB
          • SHA256 59767b0918859beddf28a7d66a50431411ffd940c32b3e8347e6d938b60facdf
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _ctypes.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_ctypes.pyd
          • Size 121KB
          • SHA256 c148292328f0aab7863af82f54f613961e7cb95b7215f7a81cafaf45bd4c42b7
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _decimal.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_decimal.pyd
          • Size 249KB
          • SHA256 980a63f2b39cf16910f44384398e25f24482346a482addb00de42555b17d4278
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _hashlib.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_hashlib.pyd
          • Size 63KB
          • SHA256 87dd0c858620287454fd6d31d52b6a48eddbb2a08e09e8b2d9fdb0b92200d766
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _lzma.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_lzma.pyd
          • Size 155KB
          • SHA256 f5e01b516c2c23035f7703e23569dec26c5616c05a929b2580ae474a5c6722c5
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _multiprocessing.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_multiprocessing.pyd
          • Size 33KB
          • SHA256 975c1947798e3c39898c86675ca1eb68249f77361f41f172f9800275227213b9
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _overlapped.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_overlapped.pyd
          • Size 50KB
          • SHA256 ca106e4dfdeafeabf9e98956d3d8d0cb73e109f1a96f1a7e35bc47dbd7c7e164
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _queue.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_queue.pyd
          • Size 31KB
          • SHA256 3f8e7e6aa13b417acc78b63434fb1144e6319a010a9fc376c54d6e69b638fe4c
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _socket.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_socket.pyd
          • Size 77KB
          • SHA256 a19e3c7c03ef1b5625790b1c9c42594909311ab6df540fbf43c6aa93300ab166
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          _ssl.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\_ssl.pyd
          • Size 174KB
          • SHA256 ba5388d6a6557d431e086734a3323621dc447f63ba299b0a815e5837cf869678
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          base_library.zip
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\base_library.zip
          • Size 1.4MB
          • SHA256 a6de4db64b27379fc541781e22ccf47a6512e376188ed454cbf8d6a5114d9578
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          libcrypto-3.dll
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\libcrypto-3.dll
          • Size 5.0MB
          • SHA256 05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          libffi-8.dll
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\libffi-8.dll
          • Size 38KB
          • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          libssl-3.dll
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\libssl-3.dll
          • Size 768KB
          • SHA256 2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          pyexpat.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\pyexpat.pyd
          • Size 194KB
          • SHA256 c7c7564f7f874fb660a46384980a2cf28bc3e245ca83628a197ccf861eab5560
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          python311.dll
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\python311.dll
          • Size 5.5MB
          • SHA256 0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          select.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\select.pyd
          • Size 29KB
          • SHA256 bae0974390945520eb99ab32486c6a964691f8f4a028ac408d98fa8fb0db7d90
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          unicodedata.pyd
          • Path C:\Users\Admin\AppData\Local\Temp\_MEI16442\unicodedata.pyd
          • Size 1.1MB
          • SHA256 37c68617fa02a2cadced17ef724e2d450ef12a8a37215da789a4679fde1c5c02
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          READ THIS.txt
          • Path C:\Users\Admin\Desktop\READ THIS.txt
          • Size 94B
          • SHA256 ba2ceff2be993038a73d11d603ec332d304a8ee611067328e1a0f1e3cd5f4460
          • MD5 SHA1 SHA512
          Submit Download