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Analysis

  • max time kernel
    150s
  • max time network
    113s
  • 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, 06:17

General

  • Target

    1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe

  • Size

    387KB

  • MD5

    0abbe3bd344e67b0bc54b886949d17de

  • SHA1

    c9640320888b79b7fd998137a2518ecc33974899

  • SHA256

    1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d

  • SHA512

    9c785be0601fbd5a255b17a3bc9a3e50c54d0092a141ce580ec7178efdc0e3a18a875aebf1d8dc378c8d270d67e2400f87da22b428ce2b8bb9db456363e71208

  • SSDEEP

    6144:wVfjmNaYVGfI8iej2CSwBmsYJ66UGLilZIN107HFxHG7:a7+aYVGPic2CA6w4xx

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:3532
      • C:\Users\Admin\AppData\Local\Temp\1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe
        "C:\Users\Admin\AppData\Local\Temp\1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1600
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a2E82.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4252
          • C:\Users\Admin\AppData\Local\Temp\1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe
            "C:\Users\Admin\AppData\Local\Temp\1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe"
            4⤵
            • Executes dropped EXE
            PID:1152
        • 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:4440
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4024
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1212

      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

        bcc29caaca6b900200dd926488279eb6

        SHA1

        66d3dd19be102552937338febde08b8c6e336cd1

        SHA256

        aecc8287bb11d89180558523fa5bb81fb9d31d011fb3ba1b40dc1208d7b7b6ab

        SHA512

        a82a6db08fdcd58fd96ed1aabc8c9e14c09a674152bdfb0e77e500afbac214c7ac8f36df9d7af975e28a39ccdef7b273357ce540d0d7880a71f10163bd54a68e

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        a0bd906f86e896b3927f5e8e899ad986

        SHA1

        e757255adedfc5c69000f7672318973fef76f9c3

        SHA256

        18c40556e4540db4a6d6c4d33e9a39b8b3c85a7889a79894bb31a73e388a176d

        SHA512

        aa72c0e8b4963d6351a2ead978bebd4c4a03efed466d68a85c5e3bf6be00f033a815d0d583207e14bfec143b3ec8512f1c4d76eabd06c1db35238f1ed0a5e655

      • 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\$$a2E82.bat

        Filesize

        722B

        MD5

        3407231fedf98f9f34c10b2a4cd79357

        SHA1

        9ff39a48100ba71ffa572ccab8c4f7a651257cb0

        SHA256

        11e2d4509fe24210e3937f7a242353bb64b58f8d260884186f39781a697c1eff

        SHA512

        1de39825cd2e9ecfaafb49a672ff84570307ed67a3c2f175fe456a7f0d9ab2ad19eadc7c2639b53c0ecdac4f2818394bb2fd39b67b0d90ffa0d7677afdc5b513

      • C:\Users\Admin\AppData\Local\Temp\1b681805714dca807e4c4e5d625cfdd18a9cc60f26ed3f105cb8db996bca999d.exe.exe

        Filesize

        361KB

        MD5

        f3f201bf438a3b9f6d240484c584de12

        SHA1

        b24df00861f9dafcb54e4e138d4f4b28b940ebc0

        SHA256

        9e513852ac3d838316360702c7926a6ad4b8e150085480177b9236a5de3d2686

        SHA512

        b05a45143131a31703602cb63ae8fa7a73ab0e8f047095f281cee881387bd05a9026abbee5f563e69140d8e2e843a0edfc8d9d02f946e89ceb7b5a004d2472a0

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        94182ab36b79f1cbcebd672d69be79b1

        SHA1

        b72fe3968d5003790213f4e0b4d3eed51665d26d

        SHA256

        844863241e5cbcbc20f4006b2dbcbc1412cd27bdd57f087add2757e509df59ce

        SHA512

        1a6ccdc1f0ee5fa8a4cba7c16bbfc0d399d9b43379267ac57748f2bc9170b0b17bf464686bac4f4dee1d6fafe1b3aee709b05bff4dd2fdd520bcdf4a5b9b238c

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

        Filesize

        9B

        MD5

        72b7e38c6ba037d117f32b55c07b1a9c

        SHA1

        35e2435e512e17ca2be885e17d75913f06b90361

        SHA256

        e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

        SHA512

        2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

      • memory/1600-8-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1600-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-26-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-36-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-32-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-566-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-1227-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-1869-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-4792-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-12-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/4440-5231-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB