Analysis

  • max time kernel
    149s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-05-2024 18:28

General

  • Target

    bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe

  • Size

    88KB

  • MD5

    ab054d5ffb9c058402e9375e28840f22

  • SHA1

    88f5df08335ddaffdbab6aca65cda6b51d85643b

  • SHA256

    bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2

  • SHA512

    5cf3ed305e4398c98698c8032d7986040f95b816181eed0f07a6be4ff7503a6eecf75df28cbdee3547378d6c89d782c432afd73a505e468fbe4b8777ce872c3a

  • SSDEEP

    1536:ppF3SHuJV9Ntyapmebn4ddJZeY86iLflLJYEIs67rxo:ppFkuJVL8LK4ddJMY86ipmns6S

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:3436
      • C:\Users\Admin\AppData\Local\Temp\bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe
        "C:\Users\Admin\AppData\Local\Temp\bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4228
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a41EB.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3240
          • C:\Users\Admin\AppData\Local\Temp\bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe
            "C:\Users\Admin\AppData\Local\Temp\bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe"
            4⤵
            • Executes dropped EXE
            PID:2968
        • 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:4248
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3700
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2044

      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

        59b7aae3cb37d1edacd55159253dd510

        SHA1

        ceabb6ffbb679732784c01f9d3631898546043a6

        SHA256

        44ead1f1ed8b1136baf384c692ebd3547d6d7a9a2398dc32774f625ad3849dd9

        SHA512

        d1679594a2f6417c01602781436b8766af5f7c470f500885e7bf74ec60e9006741aad5c164e3088a0785f3ff3b5d91ac91325c29e9d51b0abbbb24cdda6ea778

      • C:\Program Files\TraceSkip.exe

        Filesize

        962KB

        MD5

        9d283361d0a4bfb4b42ef99dde44f3ad

        SHA1

        350e689bca170aa4427fdaf88aa37483ac9ab755

        SHA256

        e06e741fdea75140bf8cb5b333205fa1a3198c7a16f16d568f2984aa46b68d03

        SHA512

        c55ac20de17ddda9dc60ad1c49d8a8d59f96cfee59c4217163c4654455c5d1af84de1c57267f82be2cace18e9cc01f9d9b1c509922ca3416ac43427aa54b1f26

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

        Filesize

        639KB

        MD5

        c8d281da4c32df16eef470c27c8cb459

        SHA1

        00efc9f6844bfaa37c264b6452c6a7356638ab10

        SHA256

        058c81e5a07f2c6c33cf28dff71d07ad8f179046108d945159957e891bfd9c62

        SHA512

        e3c79e19f620068f668d4ebaa5097f1a95a30dabb8dce75f3787171dddbea9f684fc7ce8d1011a398f38084d7af96dd1ff9a02d25906aab9b13861b8363d24bb

      • C:\Users\Admin\AppData\Local\Temp\$$a41EB.bat

        Filesize

        722B

        MD5

        f8785c581b3cfed268e9139797139fbe

        SHA1

        20a188fab017446cf9f48fd8f5328b0ab9fb29b4

        SHA256

        8acb5a2dcefb3f0c88f5f9911297ce456cbe757c76ad4b51a01ac8197b339e1e

        SHA512

        e45867801d6fcf927a847aac4fc9ccddaf570651790be7bd68b432522b4e92b486b14337b130615b810c0ecbc552907b99051f75b1b2a59f1e72c416552249e9

      • C:\Users\Admin\AppData\Local\Temp\bb7dd31ab165d1e3d427bc0e9b9d33bbd23a286d8b6d4360cbbe3f4a22fe23a2.exe.exe

        Filesize

        59KB

        MD5

        dfc18f7068913dde25742b856788d7ca

        SHA1

        cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

        SHA256

        ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

        SHA512

        d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        87e1376a8f4d0187c9cd966e5387fba6

        SHA1

        58bdbcb537922706c165607eaf003f2189bc99d3

        SHA256

        f232f879c9a948f3a8697062e75ed55b0e34c10b4c9aa164f90a8a12e0816895

        SHA512

        33219331ace9c8f8ab0a670c9a1f264dfe5e6b50443922d8dac485cd7dc4fd8b63321433c555d6484e038e04985656ce417b4b7a8ffbd8c43b2ad8a7c45dbff4

      • F:\$RECYCLE.BIN\S-1-5-21-1337824034-2731376981-3755436523-1000\_desktop.ini

        Filesize

        9B

        MD5

        917c6bf65db2dfa12e70e5aa6a061a01

        SHA1

        bd0d9f217fd74efd784ad4a1b41f330b36e64edf

        SHA256

        8ad43ce062fe590809844ebdf64f2eb0f7d32357c89baac5640ff132dfcfdd19

        SHA512

        21a71205a9abfafcf7fef2a1697ae78a6fe14591bef85f86137d5355b5d40e1b8ca810e351256e0dc2973677e9b4452014126d3e5e81b0c3f1fcbd1a087481cb

      • memory/4228-10-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4228-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-27-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-1232-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-20-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-4798-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-13-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4248-5237-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB