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Analysis

  • max time kernel
    24s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7-20230705-en
  • resource tags

    arch:x64arch:x86image:win7-20230705-enlocale:en-usos:windows7-x64system
  • submitted
    11/07/2023, 17:53

General

  • Target

    osu!install-20210423.2.exe

  • Size

    4.2MB

  • MD5

    5c572b72078aecc8e66f46729f07d771

  • SHA1

    933850f35dc4c43b2ebc91c35449091deb8e2de2

  • SHA256

    58eff9a415b6d8d46fc8b6bd006dbffb81e545fe964c2d11d337b8f1838fb8a9

  • SHA512

    4cb19d63fb7022428d5376e1f82e74fd64f7d78a1ed148e353eecd532456254b306252ca2f2e6070d43e506850f0e484c1dd6b7d54ffba9c796234d70178e493

  • SSDEEP

    98304:WofZbNsLT/fNUDF37Vt22drLwJ6xRxpDOha:W3TnqDF/2wXwIia

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\osu!install-20210423.2.exe
    "C:\Users\Admin\AppData\Local\Temp\osu!install-20210423.2.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of FindShellTrayWindow
    PID:2868
    • C:\Users\Admin\AppData\Local\osu!\osu!.exe
      "C:\Users\Admin\AppData\Local\osu!\osu!.exe"
      2⤵
        PID:2796

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CabBBE3.tmp

      Filesize

      62KB

      MD5

      3ac860860707baaf32469fa7cc7c0192

      SHA1

      c33c2acdaba0e6fa41fd2f00f186804722477639

      SHA256

      d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

      SHA512

      d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

    • C:\Users\Admin\AppData\Local\Temp\TarBD4D.tmp

      Filesize

      164KB

      MD5

      4ff65ad929cd9a367680e0e5b1c08166

      SHA1

      c0af0d4396bd1f15c45f39d3b849ba444233b3a2

      SHA256

      c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

      SHA512

      f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

    • C:\Users\Admin\AppData\Local\osu!\osu!.exe

      Filesize

      3.7MB

      MD5

      ba1c79b15115f752c0623b6d51b67b07

      SHA1

      2f6fbb3a804274e0d662e3d04e9da401d35b5f7e

      SHA256

      a4ce34555893be5e5e93bab8476acbee9837a309f27eeac2e28f24ab8f76292d

      SHA512

      9793c0c16873c7354c51d97071c214981c075d25e213c9a72afe08d11d3cb3e07bb654f3ec91362f4b82193ed51fcbaaac84e6fc207e2112a5b5dee2867d4a19

    • C:\Users\Admin\AppData\Local\osu!\osu!.exe

      Filesize

      3.0MB

      MD5

      33566150526a14c398cd27828d664d1c

      SHA1

      95e296d5181694963f150592aa7835b97c628cb9

      SHA256

      8ff29ceea59b31aaff1ab251509b74477129e33d8fecce1979874bb7d5e82578

      SHA512

      18ce498e85524d0d7d9e7d7f9efd75ae3c075b357192aac106ac6910cef034bcc6ceaef681fd6be11c464e172209c321239c26b71b3c31a6bac08578c212c182

    • \Users\Admin\AppData\Local\osu!\osu!.exe

      Filesize

      3.9MB

      MD5

      4dff71ca035fd39432273d98aa2e6b59

      SHA1

      f0d14d39de36f7c7d469879ee47dd40f00742f66

      SHA256

      561a4d58753c5799b4fbb12530b63e023d5bbef6c0989a584418551258c0f5b7

      SHA512

      819d45750876287d777bd8c192911f2d209f43b88392ba7a71c9432e3fb28f8f4786d42bb0fb91cd948d697401b922ff7feea4687a1b723011c3f9ae230f756b

    • memory/2868-54-0x0000000000A90000-0x0000000000EC4000-memory.dmp

      Filesize

      4.2MB

    • memory/2868-126-0x0000000000760000-0x000000000079C000-memory.dmp

      Filesize

      240KB

    • memory/2868-127-0x0000000004BD0000-0x0000000004C10000-memory.dmp

      Filesize

      256KB

    • memory/2868-128-0x0000000004BD0000-0x0000000004C10000-memory.dmp

      Filesize

      256KB

    • memory/2868-129-0x0000000004BD0000-0x0000000004C10000-memory.dmp

      Filesize

      256KB