Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 06:38

General

  • Target
    _CommonRedist/oalinst.exe
  • Size 790KB
  • Sample260805-heflvsxtbw
  • SHA256 b8f39714d41e009f75efb183c37100f2cbabb71784bbd243be881ac5b42d86fd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

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

  • Drops file in System32 directory 8 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\_CommonRedist\oalinst.exe
    "C:\Users\Admin\AppData\Local\Temp\_CommonRedist\oalinst.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        OpenAL32.dll

        • Path C:\Windows\SysWOW64\OpenAL32.dll
        • Size 106KB
        • SHA256 1797d150a2e23af4f390f5c33eb598c6f58d0454011d74941f5316add900bbdd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tmpC031.tmp

        • Path C:\Windows\SysWOW64\tmpC031.tmp
        • Size 790KB
        • SHA256 b8f39714d41e009f75efb183c37100f2cbabb71784bbd243be881ac5b42d86fd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wrap_oal.new

        • Path C:\Windows\SysWOW64\wrap_oal.new
        • Size 434KB
        • SHA256 a4e46e6d09c4b0966824a2f6628ebf738e813672692a52a0d63d982e1030ef4f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OpenAL32.new

        • Path C:\Windows\System32\OpenAL32.new
        • Size 120KB
        • SHA256 87802322c8e63555c26fe473ce234ce7099745ccb28c02766c2224c726454039
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wrap_oal.new

        • Path C:\Windows\System32\wrap_oal.new
        • Size 455KB
        • SHA256 5379373cf3eff41cdd8c912c65e27e1bd492bd84238d19a093aa846c9b1ce909
        • MD5 SHA1 SHA512 SSDEEP TLSH