Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 18:42

General

  • Target

    d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe

  • Size

    2.2MB

  • MD5

    c0ee066bc5a216173aa05376775358a5

  • SHA1

    bc9eaed2ae330447895996b2c345fd92622c17e9

  • SHA256

    d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242

  • SHA512

    6027046adf3ad949e18dc65f0faf22eee748e9b71028788d133fa89f2a97613e158ab0469bf201dc96d3dbec9d9093e6bcbb39a2ccf9fe6a0a2d28cd716731e7

  • SSDEEP

    24576:37/44q6wihymF4+nZqyDst/ydLOyDaAO+JtPhYbcNeHtXvGJWiF7f9/QiCzUj:37/4V6+mF4+/DKrh+rfWtXvJ+/Qwj

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 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
  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268
      • C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe
        "C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2072
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a5F30.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1936
          • C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe
            "C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2616
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 36
              5⤵
              • Loads dropped DLL
              • Program crash
              PID:2764
        • 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:3028
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2892
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2780

      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

        9e2f82a085e3726de31190aa4dbe28b5

        SHA1

        5fc4712e1f9b969fb204063b0f0a0417bb14dea8

        SHA256

        5dc4b2d6b1d33e6abdf260204f1c9ed517799e850eaaf3ed4871be38e1203a42

        SHA512

        66d05f0b653f37ce019a08206bd42791f64da99f45df18172fc0aea99722fe8da82b3f8368c18d1eaef59e8a04a8777a0a38493f821fb755f9330b1693c51b45

      • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a5F30.bat

        Filesize

        722B

        MD5

        d36918314757bcb7c17a84ade148d1f6

        SHA1

        7123469c761866e17d8eb69c94e8e7a790c6779a

        SHA256

        8a3747e90bdcee93d41057c5d8690f18166ee34d1b85696873b5a2a06f5b0639

        SHA512

        68a636951cab2f27278034492d1886f9b3e65c61e3c6b85a5b78805d6acb8beff66399d0957e76d509cecea83bf474db2a0266e70bb56a2860cc34a81c79761f

      • C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe.exe

        Filesize

        2.1MB

        MD5

        7c525f67655a15d0cc3b9efc5b6aa36a

        SHA1

        6da8db550dc66ea8b3af3b5481bbf371e299d9db

        SHA256

        4a6abfc44d987f6eaf67d67fce93f87c56dc80ec8a6486c775e8e91925b7ca5d

        SHA512

        91ed3dcf3387e0188c39e434fa6c4649a48a853b594b7ef4ffc3ec00dff7094403b8caaf9570f8037c35bee2f168f0fb0365f5fbf79ce192fcf2d156bdaef448

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        f6f9088a009b9ec60ae2ff543d3c3672

        SHA1

        b39efa01bfcd494db3ecd5248d1969718614fa1d

        SHA256

        63b2baf83767d6b0742089b97e28685666ee0d056dc6d0a50561fca8400fc9ee

        SHA512

        13fe37e946f4939e93dd83f5713b49523917c91f6562f6038493f6a16c85b20ae3d288e916c4df9131871d2e62cadeb0d16c8b5341770c1f06a1d47a618bdee7

      • F:\$RECYCLE.BIN\S-1-5-21-39690363-730359138-1046745555-1000\_desktop.ini

        Filesize

        9B

        MD5

        4f2460b507685f7d7bfe6393f335f1c9

        SHA1

        378d42f114b1515872e58de6662373af31ab8c7b

        SHA256

        47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

        SHA512

        75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

      • memory/1268-36-0x0000000002180000-0x0000000002181000-memory.dmp

        Filesize

        4KB

      • memory/2072-48-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2072-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2072-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-54-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-100-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-106-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-176-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-1883-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-47-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-3343-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3028-40-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB