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Analysis

  • max time kernel
    192s
  • max time network
    225s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 16:49

General

  • Target

    98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc.exe

  • Size

    108KB

  • MD5

    7598894da8edc3789738d94d3805cca4

  • SHA1

    5846ad1ef331f789f87fcd02e7f32ce6b827f935

  • SHA256

    98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc

  • SHA512

    3770b809b512ee69c319333f69087dfd0899f1230bebf34345804160e9507a92eb6316f4b5dda3b3dd2c96b7da88d531cec96b5661f934d9a43bd4885a171c84

  • SSDEEP

    3072:PlQlfL6lFuWb+z76n2NrvGxf+7RgXUMub8:gfL4aP6+7Gxf+7Rb8

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc.exe
    "C:\Users\Admin\AppData\Local\Temp\98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4372
    • C:\Users\Admin\AppData\Local\Temp\98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc.exe
      C:\Users\Admin\AppData\Local\Temp\98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc.exe
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3688
      • C:\Users\Admin\AppData\Roaming\Umvdvx.exe
        "C:\Users\Admin\AppData\Roaming\Umvdvx.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:5056
        • C:\Users\Admin\AppData\Roaming\Umvdvx.exe
          C:\Users\Admin\AppData\Roaming\Umvdvx.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1356
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3408
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              6⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:3584
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3584 CREDAT:17410 /prefetch:2
                7⤵
                • Modifies Internet Explorer settings
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:3320

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Umvdvx.exe

    Filesize

    108KB

    MD5

    7598894da8edc3789738d94d3805cca4

    SHA1

    5846ad1ef331f789f87fcd02e7f32ce6b827f935

    SHA256

    98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc

    SHA512

    3770b809b512ee69c319333f69087dfd0899f1230bebf34345804160e9507a92eb6316f4b5dda3b3dd2c96b7da88d531cec96b5661f934d9a43bd4885a171c84

  • C:\Users\Admin\AppData\Roaming\Umvdvx.exe

    Filesize

    108KB

    MD5

    7598894da8edc3789738d94d3805cca4

    SHA1

    5846ad1ef331f789f87fcd02e7f32ce6b827f935

    SHA256

    98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc

    SHA512

    3770b809b512ee69c319333f69087dfd0899f1230bebf34345804160e9507a92eb6316f4b5dda3b3dd2c96b7da88d531cec96b5661f934d9a43bd4885a171c84

  • C:\Users\Admin\AppData\Roaming\Umvdvx.exe

    Filesize

    108KB

    MD5

    7598894da8edc3789738d94d3805cca4

    SHA1

    5846ad1ef331f789f87fcd02e7f32ce6b827f935

    SHA256

    98162d5f2d4ab3a4c1dc161a80543d665d1dd8d2852154c7899c6930eff66ebc

    SHA512

    3770b809b512ee69c319333f69087dfd0899f1230bebf34345804160e9507a92eb6316f4b5dda3b3dd2c96b7da88d531cec96b5661f934d9a43bd4885a171c84

  • memory/1356-148-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1356-150-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1356-151-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3688-137-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3688-138-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3688-134-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/3688-149-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4372-136-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/4372-132-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/5056-146-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB