Analysis

  • max time kernel
    145s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 16:18

General

  • Target

    2c81c797a3fe7d4a85463a29c821c680.exe

  • Size

    396KB

  • MD5

    2c81c797a3fe7d4a85463a29c821c680

  • SHA1

    acfeaf0bf7161b273bf1415e0e9ec421687df174

  • SHA256

    7c65583d7c65a25f530510f91157fd14aa5f4fd0d10e2d3b3a2d3476adb92c36

  • SHA512

    d2576329610935f9c8796a60cf4e0d8446327d9d5b939aa7fcc71e9155e67234130c57a0766c2c788f18928d5ee5980a361c69f5ff4408f98d918a7dba9853fd

  • SSDEEP

    6144:We7Ra1B0uw33Mp1HOT5ssmZsxm8+QON9e7K+b5llihpS:We7meuG3cWss/0fkNbDYbS

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:\ProgramData\043A6A5B00014973000A239CB4EB2331\043A6A5B00014973000A239CB4EB2331.exe
    "C:\ProgramData\043A6A5B00014973000A239CB4EB2331\043A6A5B00014973000A239CB4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\2c81c797a3fe7d4a85463a29c821c680.exe"
    1⤵
    • 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:2552
  • C:\Users\Admin\AppData\Local\Temp\2c81c797a3fe7d4a85463a29c821c680.exe
    "C:\Users\Admin\AppData\Local\Temp\2c81c797a3fe7d4a85463a29c821c680.exe"
    1⤵
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2532

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \ProgramData\043A6A5B00014973000A239CB4EB2331\043A6A5B00014973000A239CB4EB2331.exe

          Filesize

          384KB

          MD5

          216816595b7e689cdc9f2cf9f31580b6

          SHA1

          d46890de2e588b5d7211ca82875c0920ffdbfbc4

          SHA256

          37206ebca3468da3f024daad51cc48e1e06f2af2347916dc2e59c9da63893599

          SHA512

          7f15fd10fafeb49fcd33b9a79b7b9d37d817a8fcf8ac1a8e5d1ff43be3c776e15635470c6d0b0a3513cdd0919230f25d27ae9cd360090fea0d0a4c73bfac1d58

        • \ProgramData\043A6A5B00014973000A239CB4EB2331\043A6A5B00014973000A239CB4EB2331.exe

          Filesize

          92KB

          MD5

          9ad781ed067f024038b99f7f9971ba1f

          SHA1

          ebfd882bbe8cdbdbadc93990ecdad1f17cde0820

          SHA256

          f0b7db9a03c0e9c615e2604ce5616da76addd655acf5dd95dace11d27526d4c4

          SHA512

          81ce68ced678db9623b0a011a7954ae320047e6ca21a0f0261a07ae66245c0f378b20f94d91207701f8f20b48f458d3b5400b6e2a122e4fba671a765fb79caa1

        • memory/2532-22-0x00000000003F0000-0x00000000003F2000-memory.dmp

          Filesize

          8KB

        • memory/2532-2-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2532-0-0x00000000003E0000-0x00000000003E4000-memory.dmp

          Filesize

          16KB

        • memory/2532-20-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2532-1-0x00000000003F0000-0x00000000003F2000-memory.dmp

          Filesize

          8KB

        • memory/2532-29-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2552-11-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2552-12-0x00000000008D0000-0x00000000008D2000-memory.dmp

          Filesize

          8KB

        • memory/2552-21-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2552-31-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2552-37-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB