Analysis

  • max time kernel
    67s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:25

General

  • Target

    Readme-说明.htm

  • Size

    2KB

  • MD5

    3e1c74c278a133757ffa1ebf74ad15ab

  • SHA1

    6f079812c0849e5bbefc9859f6a3f910741a9e46

  • SHA256

    bfd1e75f4964c66ad33eaa2cba34b0d2f97135c7a3e336a3962fd3cc6a473347

  • SHA512

    1543398f870cc5f6f32120c5fe441ba9a1fe56d0304c1b3ec03d31fe7ce431507424ef737501d39fdf42acbadf15d0672b5ced06483361abcbf208835d43be71

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 41 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Readme-说明.htm
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1500 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1744

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\49WJVXGY.txt
    Filesize

    603B

    MD5

    de04ecf00e2cf381835afdcf892fa6ec

    SHA1

    8e20024416fa8b74b431461e73f18bd25e6badd7

    SHA256

    73f1e39d55243055b62422a43bb0cf0ec602c98f91cfc8232c5db724d9af0646

    SHA512

    48f9f1a64c908186af98374f324e406647c18fbe0a6cffc28d2d3e999a8e4b1f973165a7d2363db3784f3f8e9fdee3d8e4ad35eff41cc35730fe0c85f4425c59