Overview

overview

7

Static

static

3

2026-08-03...lc.exe

windows10-2004-x64

7

2026-08-03...lc.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 11:30

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General

  • Target
    2026-08-03_6b0777bb5678af619bb46a67d8105907_cryptbot_icedid_luca-stealer_njrat_stealc.exe
  • Size 51.0MB
  • Sample260804-nmjldavvfs
  • SHA256 8e49e3a642eae92294578ca7b54a5df82d1fd9c67ef2866ea66899cc1d04de72
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
executionpyinstaller

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 55 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 8 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Detects Pyinstaller 2 IoCs
    pyinstaller
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-03_6b0777bb5678af619bb46a67d8105907_cryptbot_icedid_luca-stealer_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_6b0777bb5678af619bb46a67d8105907_cryptbot_icedid_luca-stealer_njrat_stealc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Users\Admin\AppData\Local\Temp\ZypsyUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\ZypsyUpdate.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1104
      • C:\Users\Admin\AppData\Local\Temp\ZypsyUpdate.exe
        "C:\Users\Admin\AppData\Local\Temp\ZypsyUpdate.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:6548
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "ver"
          4⤵
          • Executes a command shell one-liner
          PID:6312
    • C:\Users\Admin\AppData\Local\Temp\KillCrypt_8539.exe
      "C:\Users\Admin\AppData\Local\Temp\KillCrypt_8539.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4540
      • C:\Users\Admin\AppData\Local\Temp\KillCrypt_8539.exe
        "C:\Users\Admin\AppData\Local\Temp\KillCrypt_8539.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:5872
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "ver"
          4⤵
          • Executes a command shell one-liner
          PID:5852

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        KillCrypt_8539.exe
        • Path C:\Users\Admin\AppData\Local\Temp\KillCrypt_8539.exe
        • Size 34.0MB
        • SHA256 0bc617972eab28feae5b83d35b95d776011816c31ee66471c327658581c6406f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ZypsyUpdate.exe
        • Path C:\Users\Admin\AppData\Local\Temp\ZypsyUpdate.exe
        • Size 17.9MB
        • SHA256 fc1e755d6a2f8e76b200c11a97d72caaa1ea0d59148fe9bf6242ad32b6079663
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _raw_aes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\Crypto\Cipher\_raw_aes.pyd
        • Size 34KB
        • SHA256 520b343e44b5633bbc4fdcecc705a7f2eb6e55d082a1f3e4723ada9d7e5ea97d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _raw_aesni.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\Crypto\Cipher\_raw_aesni.pyd
        • Size 15KB
        • SHA256 3818873f50418cbecde58150e9bffff7372d2c2067fc0b96ffac9482dfddd603
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _cpuid_c.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\Crypto\Util\_cpuid_c.pyd
        • Size 10KB
        • SHA256 2af984819d9b1f95132520901b355eb85aa24d5efc6fc5ae9e77252ed03b7f4b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\VCRUNTIME140.dll
        • Size 116KB
        • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        VCRUNTIME140_1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\VCRUNTIME140_1.dll
        • Size 48KB
        • SHA256 a113f192195f245f17389e6ecbed8005990bcb2476ddad33f7c4c6c86327afe5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _asyncio.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_asyncio.pyd
        • Size 63KB
        • SHA256 746bc8fa88282afe19dc60e426cc0a75bea3bd137cca06a0b57a30bd31459403
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _bz2.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_bz2.pyd
        • Size 82KB
        • SHA256 00b8ca9a338d2b47285c9e56d6d893db2a999b47216756f18439997fb80a56e3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _cffi_backend.cp311-win_amd64.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_cffi_backend.cp311-win_amd64.pyd
        • Size 175KB
        • SHA256 9dcbe427f86795a5dfc19d74e9b5f3d0994ff0221b1a111877ed11eccd42e026
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ctypes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_ctypes.pyd
        • Size 121KB
        • SHA256 c148292328f0aab7863af82f54f613961e7cb95b7215f7a81cafaf45bd4c42b7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _decimal.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_decimal.pyd
        • Size 249KB
        • SHA256 980a63f2b39cf16910f44384398e25f24482346a482addb00de42555b17d4278
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _hashlib.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_hashlib.pyd
        • Size 63KB
        • SHA256 87dd0c858620287454fd6d31d52b6a48eddbb2a08e09e8b2d9fdb0b92200d766
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _lzma.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_lzma.pyd
        • Size 155KB
        • SHA256 f5e01b516c2c23035f7703e23569dec26c5616c05a929b2580ae474a5c6722c5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _multiprocessing.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_multiprocessing.pyd
        • Size 33KB
        • SHA256 975c1947798e3c39898c86675ca1eb68249f77361f41f172f9800275227213b9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _overlapped.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_overlapped.pyd
        • Size 50KB
        • SHA256 ca106e4dfdeafeabf9e98956d3d8d0cb73e109f1a96f1a7e35bc47dbd7c7e164
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _queue.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_queue.pyd
        • Size 31KB
        • SHA256 3f8e7e6aa13b417acc78b63434fb1144e6319a010a9fc376c54d6e69b638fe4c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_socket.pyd
        • Size 77KB
        • SHA256 a19e3c7c03ef1b5625790b1c9c42594909311ab6df540fbf43c6aa93300ab166
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ssl.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\_ssl.pyd
        • Size 174KB
        • SHA256 ba5388d6a6557d431e086734a3323621dc447f63ba299b0a815e5837cf869678
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ada92cb5d92a588d1b93__mypyc.cp311-win_amd64.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\ada92cb5d92a588d1b93__mypyc.cp311-win_amd64.pyd
        • Size 216KB
        • SHA256 fc17eb621ecf2325e3c2d7501d3ee2c3848e3c7fec7027fda7c7fa1782874743
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        base_library.zip
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\base_library.zip
        • Size 1.4MB
        • SHA256 4ff68351ee38867e2946ad0f405de0b4575b1b96aca83ec9afa3e1edaf404a44
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cd.cp311-win_amd64.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\charset_normalizer\cd.cp311-win_amd64.pyd
        • Size 10KB
        • SHA256 0fb7f617fc9961bd11ea78666d0252a726f6f5c4ba0e2d432f965d1efc320169
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libcrypto-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libffi-8.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libssl-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\libssl-3.dll
        • Size 768KB
        • SHA256 2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pyexpat.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\pyexpat.pyd
        • Size 194KB
        • SHA256 c7c7564f7f874fb660a46384980a2cf28bc3e245ca83628a197ccf861eab5560
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python3.DLL
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\python3.DLL
        • Size 65KB
        • SHA256 db84bc052cfb121fe4db36242ba5f1d2c031b600ef5d8d752cf25b7c02b6bac6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python311.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\python311.dll
        • Size 5.5MB
        • SHA256 0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pythoncom311.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\pywin32_system32\pythoncom311.dll
        • Size 665KB
        • SHA256 f20794876cd77d37d893512bdd8f2112bb791e134ebf2697c9034fa32eb93c11
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pywintypes311.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\pywin32_system32\pywintypes311.dll
        • Size 132KB
        • SHA256 dcc14a7ed85a324e357eab7db970d8db61387c8b5d6baa23283aabd8300c4e09
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\select.pyd
        • Size 29KB
        • SHA256 bae0974390945520eb99ab32486c6a964691f8f4a028ac408d98fa8fb0db7d90
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        INSTALLER
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\setuptools-65.5.0.dist-info\INSTALLER
        • Size 4B
        • SHA256 ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
        • MD5 SHA1 SHA512
        Submit Download

        unicodedata.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\unicodedata.pyd
        • Size 1.1MB
        • SHA256 37c68617fa02a2cadced17ef724e2d450ef12a8a37215da789a4679fde1c5c02
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        win32api.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\win32\win32api.pyd
        • Size 135KB
        • SHA256 cd9ec02d502dc1548233aa2efe9fcbf47e4677b28c169553f36194a50f55ff28
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        win32crypt.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI11042\win32\win32crypt.pyd
        • Size 122KB
        • SHA256 57b37eae88743fe71226365880f8870b2082a8df9775c28019f58c25f75a05c9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download