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Analysis

  • max time kernel
    149s
  • max time network
    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, 05:03

General

  • Target

    9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe

  • Size

    227KB

  • MD5

    408abf04cce71b3fce00e60d7c98d717

  • SHA1

    21627b1fb0e31ee0d28512ab38caa5ce09a2bb3a

  • SHA256

    9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9

  • SHA512

    535e8afd152736249f866e3900628b5ed03b826ec3345dffa18a66b9a5c3686ecc4c0c09c656dd4e28ed53826efc5a86efa46416287c44b94e8cab8b61e5c776

  • SSDEEP

    3072:pikuJVLUdeKzC/lzMPySe8DnpeIPipoHbKvXWXz9LRnsaJUS+6wPXD3fxNW7gq5n:JuJWdeKzC/leySe8AIqpoHbnDns1ND9m

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:3444
      • C:\Users\Admin\AppData\Local\Temp\9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe
        "C:\Users\Admin\AppData\Local\Temp\9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3200
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4C0D.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2952
          • C:\Users\Admin\AppData\Local\Temp\9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe
            "C:\Users\Admin\AppData\Local\Temp\9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe"
            4⤵
            • Executes dropped EXE
            PID:2020
        • 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:5016
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4552
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2016

      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

        2be68344c9b75fc6f528ff990fd8819a

        SHA1

        3cc85b2769ff749073bc4caf6d8dc8dd9ca772a5

        SHA256

        9025619ec1492c542300e58dfab2885f5c6ed7e24c7d1505914f2886ea62619c

        SHA512

        6e91b221db37f9eb36638d805b564304fb1c381504026a73fcc809ceda38517691a89d715e07adf2c0e7613d8563e1fd38a6bb3a18864d966c48df6628da5aff

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        573KB

        MD5

        87a127a23b11e34b5a9b2ad9500a5ff2

        SHA1

        74ce614e006cc4269ead21e4dcdec934ae0c0ac2

        SHA256

        76f97615370d78bfca5cb8469bf988a00058f827717082ad78f10658f4c07eb9

        SHA512

        efe4eff53b252b8f7b0cd58d39c99aca141075a9f085d051779afdb6139ae31097ca3834c1616881e6a4533481982dbc117165f8fb4756b3639e2391524e9830

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

        Filesize

        639KB

        MD5

        0ae8368f581aa14d0bcd36773ecbd08a

        SHA1

        b0d2c2956549329be4f242108e2a8f1b7037a0e6

        SHA256

        b325cee3618509b87d297a731caa84997b3da87e18ae810445a4814b58b869cb

        SHA512

        f4c673ff77a00fb0b30a73188610fc1ea100f8436c61486fa89a22528874348c4fa68c24d08a6bd310142e2659067e93a2ae250282f3a0e59ae244b6be42be2f

      • C:\Users\Admin\AppData\Local\Temp\$$a4C0D.bat

        Filesize

        722B

        MD5

        b6d6f9358c494454776d078bf0111530

        SHA1

        1dc1c61bde31fac2a67cf6de159a3927d8d5d3a7

        SHA256

        183270cb2e9c510edcd00121195a3e778f97594b1b8823ce4a0e495ec553e69a

        SHA512

        a52c72a1e2996331de2b79f2157aee31f69107050d8be1db78de5c99b696525f863820237c8dec4c0a090118880371331f29fe9fb2f4acd2c3cdffdff0d5e25f

      • C:\Users\Admin\AppData\Local\Temp\9a2f09a935c8a12f9c55f4a6dc0b91774e6143a0f8cebb0e2306c3fd60043ea9.exe.exe

        Filesize

        198KB

        MD5

        e133c2d85cff4edd7fe8e8f0f8be6cdb

        SHA1

        b8269209ebb6fe44bc50dab35f97b0ae244701b4

        SHA256

        6c5e7d9c81a409e67c143cd3aed33bddc3967fa4c9ab3b98560b7d3bf57d093d

        SHA512

        701b7d1c7e154519d77043f7de09d60c1ff76c95f820fc1c9afca19724efb0847d646686053354156fd4e8a9dab1f29a79d3223f939a3ff1b3613770dc8603b1

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        46113c3ede06da0a68aaec2dc1e2a1c5

        SHA1

        54615f3768d5d6352292496b01fced21556f4761

        SHA256

        76affd765412e9894dc4bb5379c64fcafe5d8dc1afd22c953fd4bb3919a6f62d

        SHA512

        091fd4fada6e424937107fb8244d7e9b261370b32db0cb2f26a62348576fdbb95513670c05007938d64514970584dfffe43dd4aeee8056b66eca3376e192b4c1

      • F:\$RECYCLE.BIN\S-1-5-21-2288054676-1871194608-3559553667-1000\_desktop.ini

        Filesize

        9B

        MD5

        72b7e38c6ba037d117f32b55c07b1a9c

        SHA1

        35e2435e512e17ca2be885e17d75913f06b90361

        SHA256

        e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

        SHA512

        2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

      • memory/3200-9-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3200-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-26-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-36-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-1226-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-19-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-4792-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-10-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/5016-5231-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB