Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12/11/2024, 13:58

General

  • Target

    4671a2b6c4d1b19595640721dc51e343c7b21db565c8714d082fccda773a674dN.exe

  • Size

    47KB

  • MD5

    9d8511bf4a25576e31f30c5fb38a3ab0

  • SHA1

    a670610763f095968bfe3c6af62981315324e04e

  • SHA256

    4671a2b6c4d1b19595640721dc51e343c7b21db565c8714d082fccda773a674d

  • SHA512

    ae69acb32facb957eba6a53a55511a68d3a2521069c4dfd4f25754cfcb2358a30e752a96f61f295017c6fb8799792c7221d0ad749ab07f98615f64b1b36b68a5

  • SSDEEP

    768:PTAm5hiTllzeF/AJOTmbWa8RYdiU3/7Shy5nv9/vJ7o9B/PxDc2Zpo/:PLIcNTcWATPuhI963hDR8

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 34 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4671a2b6c4d1b19595640721dc51e343c7b21db565c8714d082fccda773a674dN.exe
    "C:\Users\Admin\AppData\Local\Temp\4671a2b6c4d1b19595640721dc51e343c7b21db565c8714d082fccda773a674dN.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Disables RegEdit via registry modification
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\Explorer.exe
      C:\Windows\Explorer.exe C:\Users\Admin\AppData\Local\Temp
      2⤵
        PID:2832
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:2768

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Shortcut Manager.exe

            Filesize

            44KB

            MD5

            44b3f6fd6fd891b2e12de41a0ea0b3e0

            SHA1

            f26b0c2baa01aea544777d101438de1a056d50e8

            SHA256

            63170d3409e67f4c2381f8492fa49d8c97d9ef0e288075e8cabbbd4473f5ede9

            SHA512

            9563b12a5cb6fc070d901a6cc9596730201c0920b98f8ada83fec5aa9ec78c5aa3ac885e6634375dbc4dbf20b2f0cb3d7b49a69569eeb81ae45696c54ba88f0f

          • memory/2224-1-0x0000000000020000-0x0000000000021000-memory.dmp

            Filesize

            4KB

          • memory/2224-0-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/2224-31-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/2224-32-0x0000000000020000-0x0000000000021000-memory.dmp

            Filesize

            4KB

          • memory/2224-33-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/2224-34-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/2224-44-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/2768-28-0x0000000003C90000-0x0000000003CA0000-memory.dmp

            Filesize

            64KB