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Analysis

  • max time kernel
    150s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2024, 20:21

General

  • Target

    25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45.exe

  • Size

    33KB

  • MD5

    54bf44306953a5b6f406e5540e60c7b4

  • SHA1

    5252474cc785229e8b958668a72650a1d5777a4d

  • SHA256

    25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45

  • SHA512

    17e48d33e3012ae8790af9677434dbbad419c6876388c4b4c9e7178d582e7967b63b5107a85e5a4062656241006c1d6d8d5183f0e20b1a3aa2cb6eff5abf176f

  • SSDEEP

    768:JIm84UElOIEvzMXqtwp/lDTJg/MFksCRsd2u9C9MFWoVaZel:JZ84UaYzMXqtGN/CstC9qVF

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3156
      • C:\Users\Admin\AppData\Local\Temp\25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45.exe
        "C:\Users\Admin\AppData\Local\Temp\25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops startup file
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1160
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2012
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:400
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4688
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              4⤵
                PID:2068

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\dotnet\dotnet.exe

          Filesize

          177KB

          MD5

          94a7dd98a8f06409f14d8cb1832faf84

          SHA1

          ef0e92167efd4e3a244bd3e4426f6bf069eae7fc

          SHA256

          82abb9ffec21ae728b10398b7936e7afce638489c059ce84ac2c1314aec1996f

          SHA512

          95a7e691c7c79cc56b1bd7d49787d0cacaa62ff32e388b9adf32c0cda07e3ade37945208da35979759e0be975fbc08cc9372482137373dbc6ea8c337260273a3

        • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

          Filesize

          644KB

          MD5

          3908c6f85096d094870328fabaebbe66

          SHA1

          9106bf68a43f77be7cb02afe73fe299b60961153

          SHA256

          864b33d1d5b355ef42f7911c58ec7b33a902815bfbd69d73e7f304ce49ae7ef7

          SHA512

          8ace41dd303c4a5a8caad76e99d3445f7a8e992bd0d74a5ab3e6afd5c5f2d2b52fbf8160d37dd412d9db4d8db018c62b0576975275dd0367dd19397c8b3463b1

        • F:\$RECYCLE.BIN\S-1-5-21-3906287020-2915474608-1755617787-1000\_desktop.ini

          Filesize

          9B

          MD5

          ef2876ec14bdb3dc085fc3af9311b015

          SHA1

          68b64b46b1ff0fdc9f009d8fffb8ee87c597fa56

          SHA256

          ac2a34b4f2d44d19ca4269caf9f4e71cdb0b95ba8eb89ed52c5bc56eeeb1971c

          SHA512

          c9998caa062ad5b1da853fabb80e88e41d9f96109af89df0309be20469ca8f5be9dd1c08f3c97030e3a487732e82304f60ee2627462e017579da4204bc163c8f

        • memory/1160-0-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/1160-5-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/1160-3571-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/1160-8640-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB