Overview

overview

7

Static

static

3

mainrev.exe

windows10-2004-x64

7

mainrev.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    30s
  • max time network
    35s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 01:24

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General

  • Target
    mainrev.exe
  • Size 31.5MB
  • Sample260810-bstbjsydmc
  • SHA256 1e8785e7959aab74e757171ffbf5873fb2ef93afe497cecfd370037e2a02f79b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mainrev.exe
    "C:\Users\Admin\AppData\Local\Temp\mainrev.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\mainrev.exe
      C:\Users\Admin\AppData\Local\Temp\mainrev.exe
      2⤵
      • Loads dropped DLL
      PID:2632

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MSVCP140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\MSVCP140.dll
        • Size 627KB
        • SHA256 639342ea9a67c0009122238ce070a8257e2e04d367d627509fec29f8442afb42
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        QtWidgets.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\PyQt6\QtWidgets.pyd
        • Size 4.8MB
        • SHA256 4f81361816e94e1ae05f178085b22d5b9b19e417713b1966dd481a4017aa3b21
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        sip.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\PyQt6\sip.pyd
        • Size 109KB
        • SHA256 61237093b5c263bb97f3e9088a5b7d60cfdda983bf6f0b4031634e8962fd9825
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Qt6Widgets.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\Qt6Widgets.dll
        • Size 6.3MB
        • SHA256 4d603bff620ae0830d15c25a787f9f10ed3f972d998f1f17c9c4f83937280399
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _asyncio.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_asyncio.pyd
        • Size 76KB
        • SHA256 48fdd95938c43b8b3e1f6312de651a53d459e8e2c754fbbdf48e99f5caa1f55b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _bz2.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_bz2.pyd
        • Size 85KB
        • SHA256 a4be36fffeefa8b24c1234d548da8f05558aba53c2ea7d1d2614776eaad8fbf4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ctypes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_ctypes.pyd
        • Size 139KB
        • SHA256 f8a9f7831e81b2bfba12456e589f8198114f24986bd527ac231a844565afcddb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _hashlib.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_hashlib.pyd
        • Size 67KB
        • SHA256 d4524b261f09806a828c62fc97e8517328b23d65ab87d20706a4bafd86bbf345
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _lzma.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_lzma.pyd
        • Size 157KB
        • SHA256 f7ad11fbbb7aeaf7b6566a532a3243e3ae5f92bac480dbe5c2ef300fe2c1dabe
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _overlapped.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_overlapped.pyd
        • Size 56KB
        • SHA256 80a2f8feda9255ef611af0a28fd4df311e3cd59c3dc4eaba9a2e97bd42ddbf54
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _queue.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_queue.pyd
        • Size 35KB
        • SHA256 cb529f77bc4665dfa3b66fae3d00ab84de1e9618d0cb94900efbf28527623c0f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_socket.pyd
        • Size 85KB
        • SHA256 ff3e97cd11bdc68798e5b3dcd5295d1efba179b7344142d50d066bbf1c2d79cd
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ssl.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_ssl.pyd
        • Size 180KB
        • SHA256 43e60bbdff2fe41701f39fa25ea6a8251a2b7623ff18f980a209a451eb5e648f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _zstd.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\_zstd.pyd
        • Size 491KB
        • SHA256 536a3b521a3c42d2827ece0ccfbe40b83a2fd96a0f5496cd60b943b10e1266d4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ada92cb5d92a588d1b93__mypyc.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\ada92cb5d92a588d1b93__mypyc.pyd
        • Size 218KB
        • SHA256 3048af5864e17f79410273b3074416d67473eae22b3d7d1b7b58f24a506f82ed
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cd.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\charset_normalizer\cd.pyd
        • Size 10KB
        • SHA256 032b490f6b42a0928b3cb6e17fd4caf8a6becaaf05739c4fe41267dcf890c278
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libcrypto-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 e03dd02fdcfb791981c9962827cfcf495f2a47a514c1526efb57f847a9df514a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libffi-8.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libssl-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\libssl-3.dll
        • Size 776KB
        • SHA256 1e4bc0638682bfcbb36f4465d6a2e9944d917a60f05ecc8ddf9e96847e05e13f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        main.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\main.dll
        • Size 47.8MB
        • SHA256 f896d6ace8f2e66368914e761807f314de5f4c23a5d54860627a1dcf895ab362
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        msvcp140_1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\msvcp140_1.dll
        • Size 35KB
        • SHA256 456aebccb449fcba35f1109c259ba0aa10923e660f4de812a490d35f37f54fc9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        msvcp140_2.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\msvcp140_2.dll
        • Size 268KB
        • SHA256 7a403abf753d0bdf09776cf4bcb13b5a6ebe3a47670de124a3c621aa4b952f82
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\python3.dll
        • Size 72KB
        • SHA256 be1017ca4ca8ff837efbb343d5c8f739bd67bd1c43fb41068a539b19357c0213
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python314.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\python314.dll
        • Size 6.4MB
        • SHA256 1ac15e2224581fc678bbd17728b9aa538d47b891b72c76499ef07e54cd74f151
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        qt6core.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\qt6core.dll
        • Size 10.0MB
        • SHA256 fae4778a42e93adc82b831c879c886a05147e9cc26760808d21116be5547259b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        qt6gui.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\qt6gui.dll
        • Size 9.1MB
        • SHA256 8fceee959a670372aaa5763287c2ef7924cd9ecdbe2c29cf4b6c12a63079c503
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\select.pyd
        • Size 32KB
        • SHA256 05734bd352ce60c944d474aa62468cc5eebf400097f1d9d0c453d37aed26fcca
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        unicodedata.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\unicodedata.pyd
        • Size 740KB
        • SHA256 4445b894f836e89a8b9fdcc88b5e59fbc76aca805baaf40aeb69e869978d4e6d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        vcruntime140_1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_1244_068644_n1CKzt6_PyM\vcruntime140_1.dll
        • Size 48KB
        • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2632-137-0x00007FFCCF500000-0x00007FFCCFB4D000-memory.dmp
        Download

        memory/2632-139-0x00007FFCD0EA0000-0x00007FFCD137B000-memory.dmp
        Download

        memory/2632-142-0x00007FFCD9190000-0x00007FFCD941F000-memory.dmp
        Download