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Analysis

  • max time kernel
    21s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 04:42

General

  • Target

    289fbc3010b9ea4ee489bfabb91d8a86.exe

  • Size

    35KB

  • MD5

    289fbc3010b9ea4ee489bfabb91d8a86

  • SHA1

    31a84aa57c6541da4d673eae6967dcbf89ef8421

  • SHA256

    aed639d9cb151f09aa01c1f05507fdf73a58da758f9b97002bee3c7e3a23676d

  • SHA512

    73d6037ad02df0e54a944ef8bea83783d2243a73525f3c09f708bbe04a0c0e366b71e6f124899d63607c12da67a2b199e721c31d54340d0ef4eee3443a10d2d0

  • SSDEEP

    768:PDA6yDT4PxJ2SlYeIX/MkoTmeSkCMlnYkzbiWz0:PDA6yDTyoSy5X/MxSklfzbiWg

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\289fbc3010b9ea4ee489bfabb91d8a86.exe
    "C:\Users\Admin\AppData\Local\Temp\289fbc3010b9ea4ee489bfabb91d8a86.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      Open http://www.sky8000.com/sina/tongji.htm
      2⤵
      • Modifies Internet Explorer settings
      PID:2724
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2724 CREDAT:17410 /prefetch:2
        3⤵
          PID:4884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/3472-0-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3472-1-0x00000000009C0000-0x00000000009C2000-memory.dmp

      Filesize

      8KB

    • memory/3472-6-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3472-8-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/3472-28-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB