Analysis

  • user interaction
    yes
  • max time kernel
    36s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    07/05/2026, 13:54

General

  • Target
    SystemUpdate.exe
  • Size 55.0MB
  • Sample260507-q7lycaex4x
  • SHA256 adb7158bf9823d14ff9d9c6e01a927b58f907b3e319d545a5e446060b4af4552
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 11 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SystemUpdate.exe
    "C:\Users\Admin\AppData\Local\Temp\SystemUpdate.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Users\Admin\AppData\Local\Temp\SystemUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\SystemUpdate.exe"
      2⤵
      • Loads dropped DLL
      PID:2412

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\VCRUNTIME140.dll
        • Size 96KB
        • SHA256 d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\VCRUNTIME140_1.dll
        • Size 37KB
        • SHA256 1758085a61527b427c4380f0c976d29a8bee889f2ac480c356a3f166433bf70e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _asyncio.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\_asyncio.pyd
        • Size 62KB
        • SHA256 aebc378db08617ea81a0a3a3bc044bcc7e6303e314630392dd51bab12f879bd9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\_ctypes.pyd
        • Size 120KB
        • SHA256 e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-console-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-console-l1-1-0.dll
        • Size 21KB
        • SHA256 88ace577a9c51061cb7d1a36babbbefa48212fadc838ffde98fdfff60de18386
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-datetime-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-datetime-l1-1-0.dll
        • Size 21KB
        • SHA256 1bd81dfd19204b44662510d9054852fb77c9f25c1088d647881c9b976cc16818
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-debug-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-debug-l1-1-0.dll
        • Size 21KB
        • SHA256 591358eb4d1531e9563ee0813e4301c552ce364c912ce684d16576eabf195dc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-errorhandling-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-errorhandling-l1-1-0.dll
        • Size 21KB
        • SHA256 d56ce7b1cd76108ad6c137326ec694a14c99d48c3d7b0ace8c3ff4d9bcee3ce8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-fibers-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-fibers-l1-1-0.dll
        • Size 21KB
        • SHA256 91d249d7bc0e38ef6bcb17158b1fdc6dd8888dc086615c9b8b750b87e52a5fb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-fibers-l1-1-1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-fibers-l1-1-1.dll
        • Size 21KB
        • SHA256 fc9d86cec621383eab636ebc87ddd3f5c19a3cb2a33d97be112c051d0b275429
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-file-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-file-l1-1-0.dll
        • Size 25KB
        • SHA256 1ca895aba4e7435563a6b43e85eba67a0f8c74aa6a6a94d0fc48fa35535e2585
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-file-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-file-l1-2-0.dll
        • Size 21KB
        • SHA256 4cadbc0c39da7c6722206fdcebd670abe5b8d261e7b041dd94f9397a89d1990d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-file-l2-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-file-l2-1-0.dll
        • Size 21KB
        • SHA256 93c624b366ba16c643fc8933070a26f03b073ad0cf7f80173266d67536c61989
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-handle-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-handle-l1-1-0.dll
        • Size 21KB
        • SHA256 39095f59c41d76ec81bb2723d646fde4c148e7cc3402f4980d2ade95cb9c84f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-heap-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-heap-l1-1-0.dll
        • Size 21KB
        • SHA256 8f105771b236dbcb859de271f0a6822ce1cb79c36988dd42c9e3f6f55c5f7eb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-interlocked-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-interlocked-l1-1-0.dll
        • Size 21KB
        • SHA256 53b25e753ca785bf8b695d89dde5818a318890211dc992a89146f16658f0b606
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-kernel32-legacy-l1-1-1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-kernel32-legacy-l1-1-1.dll
        • Size 21KB
        • SHA256 a9b13a1cd1b8c19b0c6b4afcd5bb0dd29c0e2288231ac9e6db8510094ce68ba6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-libraryloader-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-libraryloader-l1-1-0.dll
        • Size 21KB
        • SHA256 7f39ba298b41e4963047341288cab36b6a241835ee11ba4ad70f44dacd40906c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-localization-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-localization-l1-2-0.dll
        • Size 21KB
        • SHA256 6ee44dd0d8510dc024c9f7c79b1b9fa88c987b26b6beb6653ddd11751c34e5dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-memory-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-memory-l1-1-0.dll
        • Size 21KB
        • SHA256 0512a35316ec9180437f86696a84c5c06a7e4e82e050055a656e5bf9fca206f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-namedpipe-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-namedpipe-l1-1-0.dll
        • Size 21KB
        • SHA256 c05f1fffe3b5a2738ea54ce9485cca026fb9635f982626fba1e1dcc531897273
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-processenvironment-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-processenvironment-l1-1-0.dll
        • Size 21KB
        • SHA256 c4eca98c3c67b6395d5b005b00ac1eb0318b86b23aa71035a44c2b1602befba9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-processthreads-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-processthreads-l1-1-0.dll
        • Size 21KB
        • SHA256 5ccb89e93d67bc3288d4e84649c5346e66e15e3d7cd65d989daf3f4cb584be9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-processthreads-l1-1-1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-processthreads-l1-1-1.dll
        • Size 21KB
        • SHA256 4ad565a8ba3ef0ea8ab87221ad11f83ee0bc844ce236607958406663b407333e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-profile-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-profile-l1-1-0.dll
        • Size 21KB
        • SHA256 7809160932f44e59b021699f5bc68799eb7293ee1fa926d6fcca3c3445302e61
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-rtlsupport-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-rtlsupport-l1-1-0.dll
        • Size 21KB
        • SHA256 9dc1e91e71c7c054854bd1487cb4e6946d82c9f463430f1c4e8d1471005172b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-string-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-string-l1-1-0.dll
        • Size 21KB
        • SHA256 60fc31d2a0c634412f529dba76af3b9bf991352877c6dae528186d3935704cfd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-synch-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-synch-l1-1-0.dll
        • Size 21KB
        • SHA256 3a72b4f29f39a265d32ad12f0ce15dbf60129c840e10d84d427829ede45e78ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-synch-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-synch-l1-2-0.dll
        • Size 21KB
        • SHA256 efc1e4460984a73cf47a3def033af1c8f3b1dbc1a56cd27781d3aacf3e3330cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-sysinfo-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-sysinfo-l1-1-0.dll
        • Size 21KB
        • SHA256 b203d862ddef1dd62bf623fc866c7f7a9c317c1c2ae30d1f52cb41f955b5698e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-sysinfo-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-sysinfo-l1-2-0.dll
        • Size 21KB
        • SHA256 2703635d835396afd0f138d7c73751afe7e33a24f4225d08c1690b0a371932c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-timezone-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-timezone-l1-1-0.dll
        • Size 21KB
        • SHA256 33f4fddc181066fce06b2227bded813f95e94ed1f3d785e982c6b6b56c510c57
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-core-util-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-core-util-l1-1-0.dll
        • Size 21KB
        • SHA256 6eda016742a6171205a387a14b3c0b331841567740376f56768f8c151724207d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-conio-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-conio-l1-1-0.dll
        • Size 21KB
        • SHA256 b762061b688aae679afe788904d2c9970f74a7dac98f3b42463d08f25e483d3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-convert-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-convert-l1-1-0.dll
        • Size 25KB
        • SHA256 ebb2ae5535a64f65daeab8235585114fc9dd2cf1a49f5852d446250b998b6ae4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-environment-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-environment-l1-1-0.dll
        • Size 21KB
        • SHA256 17d63275d00bdd8670422b95bd264c532998e0a1b041079e54fce4b6b7a55819
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-filesystem-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-filesystem-l1-1-0.dll
        • Size 21KB
        • SHA256 9a9e2a65a281644e368d0f272b95ba5f6b445d1c35910d06056c5ebeb77402db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-heap-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-heap-l1-1-0.dll
        • Size 21KB
        • SHA256 bab9ac3ec83e380ae51e4295ef3bf2c738627812d3a49d1e713661abbc8dc57a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-locale-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-locale-l1-1-0.dll
        • Size 21KB
        • SHA256 bd14c67ea28e21d6257ad780a37122c9b5773f69e693f5db6bffaee4d839526e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-math-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-math-l1-1-0.dll
        • Size 29KB
        • SHA256 606d66d82db562ea7979179d06486a0f94d079941d26b80a1e2c49d29959df6f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-private-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-private-l1-1-0.dll
        • Size 73KB
        • SHA256 1bc82bed6143d2bf1b6b08a7809f4a5e29317d6fddd338a7da3c0223522e4bbf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-process-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-process-l1-1-0.dll
        • Size 21KB
        • SHA256 f6156b1020380ec4f0e48577ebedaaef5fb1ab1f337d8b4e72e6a33a7567a9cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-runtime-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-runtime-l1-1-0.dll
        • Size 25KB
        • SHA256 c5902934d026d7e15fbe9917d474f3322846a41a25e66f4b2b1f758801879f4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-stdio-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-stdio-l1-1-0.dll
        • Size 25KB
        • SHA256 a9c5a153d8c0286f9b41a2b1c65854ad9e6471b8755b7de87bae4470e60bcab6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-string-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-string-l1-1-0.dll
        • Size 25KB
        • SHA256 25b8f83a7767211b11132775a0e27a45aa4ec8ab4e6572599f9c172ae3606b40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-time-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-time-l1-1-0.dll
        • Size 21KB
        • SHA256 7c7f6393f06de11750adb09cc5698ae55cd9fb27b2e51e207286feb1b5b2b156
        • MD5 SHA1 SHA512 SSDEEP TLSH

        api-ms-win-crt-utility-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\api-ms-win-crt-utility-l1-1-0.dll
        • Size 21KB
        • SHA256 d8ba5f17b9ffcbf3aeaf3fa1da226832d2fa90f81acce0cd669464e76ce434ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\base_library.zip
        • Size 1.4MB
        • SHA256 9b5b4fddad48b68b576fba5b24ce8de5944d45760878f8df4c7d6f2a4e0b91e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-1_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\libcrypto-1_1.dll
        • Size 3.3MB
        • SHA256 976ce72efd0a8aeeb6e21ad441aa9138434314ea07f777432205947cdb149541
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\libffi-8.dll
        • Size 34KB
        • SHA256 128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-1_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\libssl-1_1.dll
        • Size 686KB
        • SHA256 2aebb73530d21a2273692a5a3d57235b770daf1c35f60c74e01754a5dac05071
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pyexpat.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\pyexpat.pyd
        • Size 193KB
        • SHA256 d97f3e27130c267e7d3287d1b159f65559e84ead9090d02a01b4c7dc663cd509
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\python3.dll
        • Size 64KB
        • SHA256 4055d1b9e553b78c244143ab6b48151604003b39a9bf54879dee9175455c1281
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python311.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\python311.dll
        • Size 5.5MB
        • SHA256 a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\select.pyd
        • Size 28KB
        • SHA256 0046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790
        • MD5 SHA1 SHA512 SSDEEP TLSH

        INSTALLER

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\setuptools-65.5.0.dist-info\INSTALLER
        • Size 4B
        • SHA256 ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
        • MD5 SHA1 SHA512

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\ucrtbase.dll
        • Size 1.3MB
        • SHA256 2e5fb14b7bf8540278f3614a12f0226e56a7cc9e64b81cbd976c6fcf2f71cbfb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI50122\unicodedata.pyd
        • Size 1.1MB
        • SHA256 ecf7836aa0d36b5880eb6f799ec402b1f2e999f78bfff6fb9a942d1d8d0b9baa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2412-195-0x00000226A3040000-0x00000226A30DE000-memory.dmp

        memory/5012-196-0x0000020152D10000-0x0000020152DAE000-memory.dmp