Analysis

  • max time kernel
    145s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 11:32

General

  • Target

    1b13571adbefb00ddb81853b80d527d4.exe

  • Size

    380KB

  • MD5

    1b13571adbefb00ddb81853b80d527d4

  • SHA1

    f23accfcd5fc9732340abf17f8cd8c56fbfcba8c

  • SHA256

    931b600b70cca0b1d116c605f544c6a6a6704d10c3333a0edfc461cc52550562

  • SHA512

    97b2c19ab6ee64377c4252535de6f3beb6cc5c0a04ac73da04b3bd03115578c6c6bc570b1653944fa057c5843c0dde4fc21957dad269165dc6d3517fce5e3528

  • SSDEEP

    6144:RmUaYZgQbXpo4oU0gupbx9A478pcaN2Gl8/OG5/ItqXu96OLUS:RYJCZoRO47RaEGeX5gtqy6SUS

Malware Config

Signatures

  • Windows security bypass 2 TTPs 10 IoCs
  • Disables taskbar notifications via registry modification
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b13571adbefb00ddb81853b80d527d4.exe
    "C:\Users\Admin\AppData\Local\Temp\1b13571adbefb00ddb81853b80d527d4.exe"
    1⤵
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2632
    • C:\ProgramData\043A6A5B00014973000BB725B4EB2331\043A6A5B00014973000BB725B4EB2331.exe
      "C:\ProgramData\043A6A5B00014973000BB725B4EB2331\043A6A5B00014973000BB725B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\1b13571adbefb00ddb81853b80d527d4.exe"
      2⤵
      • Windows security bypass
      • Deletes itself
      • Executes dropped EXE
      • Windows security modification
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1960

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \ProgramData\043A6A5B00014973000BB725B4EB2331\043A6A5B00014973000BB725B4EB2331.exe

          Filesize

          92KB

          MD5

          733382a8b27b5214763903d7a1d6da4a

          SHA1

          9739974e5292f919c52d28a51ce183712638c7b2

          SHA256

          47a5851041233a8642935e71e3da683fab09d27903bfbb59dc0357ed811d089b

          SHA512

          d9370f8a52e7c0831e460b4c9b534f176652b323b7bda3800c450eb0b9fb54e5729296a8c84bd5c4e0addefa361a45d20acced648b91635e5cf0b8fe76b2acf1

        • memory/1960-11-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/1960-12-0x00000000003E0000-0x00000000003E2000-memory.dmp

          Filesize

          8KB

        • memory/1960-21-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/1960-29-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/1960-35-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2632-0-0x00000000003D0000-0x00000000003D4000-memory.dmp

          Filesize

          16KB

        • memory/2632-2-0x00000000003E0000-0x00000000003E2000-memory.dmp

          Filesize

          8KB

        • memory/2632-1-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2632-20-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2632-26-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB