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Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 12:21

General

  • Target

    d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe

  • Size

    1.7MB

  • MD5

    c369a4ae450b75a05904abb90843fbc0

  • SHA1

    cdc4308c0f7a23cdeccb573102a874b2cb3d7ce9

  • SHA256

    d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304

  • SHA512

    ca03ad4c6c2219e82ead2544cc549af0b888e473438d018a4f00264e93c973a3b53e02eda7bf706ff35b6799578ff14130189cb18e3dc85835e63ea0d5a1e785

  • SSDEEP

    49152:B7m1YVxQFAPjBdS3v1sMRnN+ziLTlywFSOyw9x:UmQ/+GFxx

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • 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 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3444
      • C:\Users\Admin\AppData\Local\Temp\d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe
        "C:\Users\Admin\AppData\Local\Temp\d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a32C8.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4632
          • C:\Users\Admin\AppData\Local\Temp\d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe
            "C:\Users\Admin\AppData\Local\Temp\d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe"
            4⤵
            • Executes dropped EXE
            PID:4876
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4900
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:868
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1564

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        45774c8ec2b016b52c45ca7d6ee578d2

        SHA1

        6c2c889b7c1934e942909cee209f8b160730ff5f

        SHA256

        24f6589a2fbb1e56f64aa71a01bba71cba849a124e8cfad5fb3e8ef1f429823f

        SHA512

        d7b5b1e0489b2de3d57f4648917e2449d41354db3d711668615084dc755580360aac054ed59f0bb5cb6e11776c186f3989caa593d62836df3398093c3d7f7513

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        9407db2c1b027edabff3203f12ff7a21

        SHA1

        2c422b4e51f933ec84dc7df4eea1d3821f6c477a

        SHA256

        efdfc5a5c97e762fab11ed05f76cd66419bb0a6813ef7253a16d219d1c3c854e

        SHA512

        c5c2cb2b4bc0fab9878c7864debdeafbf87d1b807538dd7af03bab5e73d31d63b5cecacd261092a1318d45374589df016f1d087d03a31ecfee0fa688a221d3ee

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

        Filesize

        636KB

        MD5

        2500f702e2b9632127c14e4eaae5d424

        SHA1

        8726fef12958265214eeb58001c995629834b13a

        SHA256

        82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c

        SHA512

        f420c62fa1f6897f51dd7a0f0e910fb54ad14d51973a2d4840eeea0448c860bf83493fb1c07be65f731efc39e19f8a99886c8cfd058cee482fe52d255a33a55c

      • C:\Users\Admin\AppData\Local\Temp\$$a32C8.bat

        Filesize

        722B

        MD5

        642bff7dccd571afff7d116d633c6004

        SHA1

        0e1716728c2b4475e68a46d346f7651e8e30d48b

        SHA256

        f65d6ce2c0f0ba87eb4419b5f8366fcc09a73d3409dbfd93d76ba4db16831a6e

        SHA512

        23525c0f5af8ef6108c4122ff5098d38dc55e55a362800ea4b612c18da941ea8e7aed59dfabf678b4b9d54fbb74c05d68a4f9f5e5894cbb5036e87a9dd7701f3

      • C:\Users\Admin\AppData\Local\Temp\d41a11c5575808678a2fb1d32239089be0ad1805da27fb1c39883f371cf1c304.exe.exe

        Filesize

        1.7MB

        MD5

        948214c8c606561c0f324c027dd501f1

        SHA1

        66981fbac344775703ae746b7f530e8159f0eeb5

        SHA256

        53f6d4136e31ceaa9c2ed6ccafc1a13f51dbbf97195ee93144156fab88b89ec2

        SHA512

        c535b8392c0c599fa983273a27173ed46922f0684fe61746f683e75355b6bcc337869fe3e94a2ad4e9f8dad7d00df080d55cd17ad3e9859004adcc6ffa004d03

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        2f8e0fe049a417c233d31e6a612b71c4

        SHA1

        fb8881d3be3a8a2a4b947dbad788ee9d6710835a

        SHA256

        02a2e79235ec8c86144c28104871b1d5de5e2d873263fa3973464d729b646fa1

        SHA512

        315d25e82861ab1dc42c4ec250d97eda89d8f374cb675291f7f45116bfdd3761c615a050053c28e12b98e50017b0880ba82726603fbca3d26d26015da8fbdf5c

      • F:\$RECYCLE.BIN\S-1-5-21-2177723727-746291240-1644359950-1000\_desktop.ini

        Filesize

        9B

        MD5

        72b7e38c6ba037d117f32b55c07b1a9c

        SHA1

        35e2435e512e17ca2be885e17d75913f06b90361

        SHA256

        e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

        SHA512

        2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

      • memory/2944-8-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2944-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-26-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-36-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-32-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-1226-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-4794-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-10-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4900-5233-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB