Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 22:42

General

  • Target
    Shockwave_Installer_Slim.exe
  • Size 5.5MB
  • Sample260517-2m69bshs7m
  • SHA256 eea4b7ee74ba71554fcd9dce0bd9c49d4b85dbb1698361d366cdc8d713aab65c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 System32 directory 33 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 23 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 27 IoCs
  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shockwave_Installer_Slim.exe
    "C:\Users\Admin\AppData\Local\Temp\Shockwave_Installer_Slim.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec /i "C:\Windows\SysWOW64\Adobe\Shockwave 12\swMSM.msi" /qn
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3888
    • C:\Windows\SysWOW64\Adobe\Shockwave 12\SwHelper_1224194.exe
      "C:\Windows\system32\Adobe\Shockwave 12\SwHelper_1224194.exe" /regserver
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      PID:3292
    • C:\Windows\SysWOW64\Adobe\Director\SwDnld.exe
      C:\Windows\system32\Adobe\Director\SwDnld.exe /regserver
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:1912
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1832
  • C:\Windows\SysWOW64\Adobe\Director\SwDnld.exe
    "C:\Windows\SysWOW64\Adobe\Director\SwDnld.exe" -Embedding
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsb2EDD.tmp\System.dll
        • Size 11KB
        • SHA256 7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SWDNLD.EXE

        • Path C:\Windows\SysWOW64\Adobe\Director\SWDNLD.EXE
        • Size 149KB
        • SHA256 97b38e7eec63db75aa0ec641e84e70f8c2c7ecbc7af9ec12db2deb9b99633476
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SwDir_1224194.dll

        • Path C:\Windows\SysWOW64\Adobe\Director\SwDir_1224194.dll
        • Size 393KB
        • SHA256 038205161ea49b4223301fdf544ea11bee944b88a6371bfe714c1ab3bf216a98
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SwHelper_1224194.exe

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\SwHelper_1224194.exe
        • Size 1.3MB
        • SHA256 1eacaace1138723e0ac35a0e76cdefee24c851ac2db3ddd2bf59388d54f8231d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SymCCIS.dll

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\SymCCIS.dll
        • Size 165KB
        • SHA256 57c2e40d50ad5630c6919d0f49c8408c61538ba6ce543cda6f0917eb3d3318b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gcapi_dll.dll

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\gcapi_dll.dll
        • Size 213KB
        • SHA256 99d5638c5cd053a3f82500fb338c76efdd5be4bf8f8ba65dc3006b1474295e36
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gi.dll

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\gi.dll
        • Size 1.6MB
        • SHA256 35c9ac4659344a7258d89938cb3f526637c66c43b87e3b7d6e79c6ba454fa62a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gtapi.dll

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\gtapi.dll
        • Size 72KB
        • SHA256 41933ca9284f608e86ca5be2f0b21fdc75b7ad36f3b06622d484181c7331a3ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        swMSM.msi

        • Path C:\Windows\SysWOW64\Adobe\Shockwave 12\swMSM.msi
        • Size 2.0MB
        • SHA256 0bb631d810fdd00cafe5da937174a5df79ca4a4daa46a0e714c39a1ed06fec3a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2076-78-0x0000000074070000-0x00000000740FB000-memory.dmp

        memory/2076-94-0x0000000074070000-0x00000000740FB000-memory.dmp

        memory/2076-97-0x0000000074070000-0x00000000740FB000-memory.dmp

        memory/2076-108-0x0000000074070000-0x00000000740FB000-memory.dmp