Analysis

  • max time kernel
    150s
  • 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
    16-04-2024 14:11

General

  • Target

    708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe

  • Size

    70KB

  • MD5

    0b49c461de25d2f8ade77f79a848b408

  • SHA1

    a0b525fe402124f3ea5ba4a49da925431a6877c1

  • SHA256

    708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef

  • SHA512

    c2eaf9f8ee01fbdb5f288e1470b65984a7fbf8f811a4ab02cd2de53dd9ed2484e3b75c9479b2724d5adf3826a2104268d6c0ac4c4ad7019dfd1e24d85cc38844

  • SSDEEP

    1536:pE3SHuJV9NdEToa9D4ZQKbgZi1dst7x9PxQ:pEkuJVLtlZQKbgZi1St7xQ

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:3528
      • C:\Users\Admin\AppData\Local\Temp\708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe
        "C:\Users\Admin\AppData\Local\Temp\708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1004
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3289.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1232
          • C:\Users\Admin\AppData\Local\Temp\708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe
            "C:\Users\Admin\AppData\Local\Temp\708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe"
            4⤵
            • Executes dropped EXE
            PID:2848
        • 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:4528
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4460
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4532

      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

        254KB

        MD5

        a7b27a17fac283c53acdcab0cc48a5fa

        SHA1

        95b4cdb62c61eec7ea5f57cc1ad70469ceb5764f

        SHA256

        892f194ccf74098c117ed206fb83921cb19810383c5ef8c5af78d590648422de

        SHA512

        b7bdca8417c815e066fe451e272d55f3200abf4aa8dce8c62a7905b963862c9b88eaa9c6f17070f249d678082c7127c1b61e5e9de7c0a628dbb7172072957eab

      • C:\Program Files\UnprotectRegister.exe

        Filesize

        613KB

        MD5

        75956e4c3a966022563f6023f9846462

        SHA1

        f9b1080cd5f54b6731c0f1c2056594230cf53fde

        SHA256

        85e1cfc5ea7341ff268d569f7cd1526863b5b92e394efac4f75c46c99e879162

        SHA512

        fb960b7b48c2f9dcab6259e02f244bacd5055ed26c1fe481c9c4f7f5bab0b344b80d5327b9dcaae321dbe9b236a7f60ae84c0a2e67c570959e95945575a48ba8

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

        Filesize

        639KB

        MD5

        95818ea399e39ab52cca6282505bab97

        SHA1

        a6d30a0cad4bf9e669d2ad91e9fc89b6abb48446

        SHA256

        a8b8b159cbaa70753c1573d273bd6c932a5deb183f8b5de8e54974e4c17c1b2b

        SHA512

        8e43c1ea8cf483d7acf1bb791c8d22d6dfb4f9d35bb3ffc98c683f276ec391dc744424f2baf6b80337fb9d7540ec5e2462764ad7d45ed872e3a2cb609bb4ab3d

      • C:\Users\Admin\AppData\Local\Temp\$$a3289.bat

        Filesize

        722B

        MD5

        66caba650ae56769be6160e5aec7a592

        SHA1

        87c6d6fe823aa16b7bf1c375bffafd8b9f068b1d

        SHA256

        4469c9fd30a6d9cb470dc927db0979b2e180adc722ea44a6ca0003a2c49e2445

        SHA512

        2ef4a95e069d0393cf1e2784ca785260fa92ab7b2e85b2acd03bdac820ef4731af1d49866bd9aa43d06327935a78320b4b4f8db682d6479d10ac7dd9fab2668c

      • C:\Users\Admin\AppData\Local\Temp\708b5c88a5f406c50e874fc5d70f2d07398069f9870c59090659628e3eb1feef.exe.exe

        Filesize

        41KB

        MD5

        977e405c109268909fd24a94cc23d4f0

        SHA1

        af5d032c2b6caa2164cf298e95b09060665c4188

        SHA256

        cd24c61fe7dc3896c6c928c92a2adc58fab0a3ff61ef7ddcac1ba794182ab12f

        SHA512

        12b4b59c1a8e65e72aa07ee4b6b6cd9fdedead01d5ce8e30f16ca26b5d733655e23a71c1d273a950a5b1a6cce810b696612de4a1148ac5f468ddf05d4549eed5

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        a8a13c8d7055a5a3cbc4682927cf64a4

        SHA1

        cac4936e99f3a78f63b59e8e7d6760146676fbd2

        SHA256

        064686b5d3f26aa24e64603ec1366fb604e260f831e946c0848283611012f058

        SHA512

        6b8f8d7cc0c3e1412d00aaa8d13b8ada8846dba4682afc78137d532395726c4c88c211fa1197b27b8d6e7d194274c72e9c30471b89f4894aec41ce00d65e020c

      • F:\$RECYCLE.BIN\S-1-5-21-259785868-298165991-4178590326-1000\_desktop.ini

        Filesize

        9B

        MD5

        02ced53ce3f5b175c3bbec378047e7a7

        SHA1

        dafdf07efa697ec99b3d7b9f7512439a52ea618d

        SHA256

        485bb2341321a2837fd015a36963ea549c7c6f40985e165fd56c8a1e89b3f331

        SHA512

        669dde3ea8628704d40681a7f8974cf52985385c92a61a540c97c18c13eb4d451207ae171b2a56cd061cadbc90e672a84eb55111b1f5016846918d73fb075c99

      • memory/1004-12-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1004-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-26-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-36-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-1228-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-19-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-4793-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-9-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4528-5232-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB