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Analysis

  • max time kernel
    150s
  • 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, 01:54

General

  • Target

    210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe

  • Size

    354KB

  • MD5

    b8984178e05b1341f5879a2b55de4136

  • SHA1

    eee45e2e9cce251301c5fe25613433e488cfe9a2

  • SHA256

    210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201

  • SHA512

    2c3cf8e83d37c749ec1b3b2a2b7a5806c9f3bb4fba27abdbce77c8bd94a6a71a2d1c6055e1a34c70cd6b50792a3ba741f4beef1c03e998352484d51bdea7bed3

  • SSDEEP

    6144:8VfjmNsIla7NtmPcNGCFmiuhw9YE29SnKqFULHdkgZ3rfxbXKoIZP/sVn:+7+sjtZ4iuhw9YfAKEujpb6/ZP/sVn

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 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3440
      • C:\Users\Admin\AppData\Local\Temp\210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe
        "C:\Users\Admin\AppData\Local\Temp\210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:716
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aCFD3.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3016
          • C:\Users\Admin\AppData\Local\Temp\210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe
            "C:\Users\Admin\AppData\Local\Temp\210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe"
            4⤵
            • Executes dropped EXE
            PID:4896
        • 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:3592
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:5076
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4276

      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

        017b5ff3fe0c3468438be2ec74cebc30

        SHA1

        6c3d43933b458fc53062a5d51b8d9570be6d3e2d

        SHA256

        f23e73059d7cbbe7cc9f6a50932f5aa26d25feaf6e1a32c35cd01fa49183a619

        SHA512

        cb317a0becd259af4982ae63e97a1205c250a9cf09b47fbb0460eb2bcbe93421014f49f72c33b51dcd7517034be9b95b09ab7c0312cd79bf5b41b4fd8df6ac77

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        662ac2ff73a0428213e4fb19ccd5fec3

        SHA1

        bec0ee8e1d7bd1496959d9ef9f043eac07611379

        SHA256

        47f518a26a7052c0d89c3e33c9480ad79557c0aec94b65d6ae6d346234118966

        SHA512

        7b9086833001c5aac552606736d85fc60697c37a13ad606479b1c4de9c12082799de6285c1a6f994dc9b79fc57416c5dddc858d0c54aed4e44bde9c02e825ef1

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

        Filesize

        636KB

        MD5

        53ee62011469b286a2a1b5658c86b9bf

        SHA1

        9bdac0b23b0a965947c780c6a6b48fc7122f9ade

        SHA256

        7125735e4e8595f1c17ff3235bc65dacabc2ec874b29ac7ba8eddd80ad10b3c0

        SHA512

        c9c24e578da0a38048e71548fac66465bcb624e971f745bba559e8c49fd621752e718d4c983a90a97277407bb23348ca109436e1eeebef030c3b599c712ff236

      • C:\Users\Admin\AppData\Local\Temp\$$aCFD3.bat

        Filesize

        722B

        MD5

        78a32c76141c0a734cc510d1014ea456

        SHA1

        3f4f23c89eb72b61254c45042150d1f9f9ba49a0

        SHA256

        5067c0d58b787d4084474ce8bdf53be45e396bfbfcf6eba13d732839d9fd9c89

        SHA512

        c044ea7dd2f0e58d95bbc971247e0d00e10a5675daf72b9a3f7e3e33c8e0f3319aa1ea013587e1e5965031719a79af5024e706029778ccc356a136c1414f04e7

      • C:\Users\Admin\AppData\Local\Temp\210472eacc6001145b71b2915a54cb2e25cbe2da132dddf6799ce5ef94ba8201.exe.exe

        Filesize

        328KB

        MD5

        926b26e3fc9707ec5c760feee6275d6d

        SHA1

        4f31e72b46b6725270402f93811ed5630e1e8787

        SHA256

        c504578222da4fe8a7fad9ededf918a3286153d9780e9c18090580b01a3d3b73

        SHA512

        3a41fc7a67a5791bb1b320924ce46573a449a0b94bb69cbbb292c3cc703938305216c2ce861c59bac219cac0da26741541a7f1ef15afff083d4152f49ec7b157

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        d375bd04f866e1b3276ba3b9779966ad

        SHA1

        1da9855e29a5384522563e0c4bdac786712d8b12

        SHA256

        a540c3c24ac2e3e353f3e0376889b61d7c11c926b29c8f0b8c768aea37daf7be

        SHA512

        78aa0651eeebb8475328fb7090ef3bdc8984ea22c888365727fd7c09533d59873599fc172d291fbadc55e04034fa62e7be405cd501df063105b0c03d7638de10

      • F:\$RECYCLE.BIN\S-1-5-21-4084619521-2220719027-1909462854-1000\_desktop.ini

        Filesize

        9B

        MD5

        72b7e38c6ba037d117f32b55c07b1a9c

        SHA1

        35e2435e512e17ca2be885e17d75913f06b90361

        SHA256

        e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

        SHA512

        2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

      • memory/716-8-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/716-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-26-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-36-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-32-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-1226-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-4792-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-12-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3592-5231-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB