Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:17

General

  • Target

    ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f.exe

  • Size

    155KB

  • MD5

    2ee00b4e44705a9bf06304f5a7311289

  • SHA1

    9032d061c019ab69e18763eb31a9c620179a3b3f

  • SHA256

    ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f

  • SHA512

    64f0025a7cc98c280099568a4a7fa6d4dbc577998f7c0c1be6a21efaa4b2c6c9de4987e2bd40e32820341816aab1ff55dc635957d7283149ec7c85c5714ee368

  • SSDEEP

    3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI:OPjEl6jLiQ1JW+Oy3p/

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f.exe
    "C:\Users\Admin\AppData\Local\Temp\ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:968
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\vffwvv.exe "C:\Users\Admin\AppData\Local\Temp\ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1392
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:2484
      • C:\Users\Admin\AppData\Local\Temp\vffwvv.exe
        C:\Users\Admin\AppData\Local\Temp\\vffwvv.exe "C:\Users\Admin\AppData\Local\Temp\ea86c7c1023051be091a6401ba80d5501cfd9afdd7ae6a01d097463a38433b5f.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4584
        • \??\c:\Program Files\vbciv\ble.exe
          "c:\Program Files\vbciv\ble.exe" "c:\Program Files\vbciv\blean.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\vffwvv.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    156KB

    MD5

    5af9ddd01a11327ff2b8da4054a69c6b

    SHA1

    6cc3bcb692e675aaa6770f28231e99f3c3c95d88

    SHA256

    e2a347826dbc6bf1931762736ab6a0d545805a3814f20d6e04d88a973760043d

    SHA512

    749eaf6b4f1e1106822dcbd42efffdf44cb77e82328db2fa767c56ef6d7b7eb3efd8b850b3441022457ff49368e9b0581eabc55033084312b42b47184735fcd1

  • \??\c:\Program Files\vbciv\ble.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • \??\c:\Program Files\vbciv\blean.dll

    Filesize

    128KB

    MD5

    6e15f61671317290f36e6f2f651d9749

    SHA1

    ebde266c2fc6f7937a0c95a2c085b399081a5598

    SHA256

    315dbf7200b9950e3c6fc9f9fcb7acca26a47c464d03536a8abed94ae7eff576

    SHA512

    98b87926ef631d87679be5a8525e5956a93cdf76fc0212d113c7d0c1d7e504dbb94bce7f96828201cc6e1d1d8257fe4e6053d3c4f9f26c187eab03464ef00ad7

  • memory/876-15-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/876-16-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/876-18-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/876-20-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/968-0-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/968-2-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/4584-6-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/4584-11-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB