Analysis

  • max time kernel
    153s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 22:07

General

  • Target

    2ab6688f384868955807b8593439d559324cb7f91876e592cc77e52af9a665ae.url

  • Size

    372B

  • MD5

    16397f1b477c8d606866e23ab78f8dec

  • SHA1

    bd685306554e08efe03927e57c28f00dab1d0ab5

  • SHA256

    2ab6688f384868955807b8593439d559324cb7f91876e592cc77e52af9a665ae

  • SHA512

    73292235ac483fc1a2bed25f4239554884ff27d91f44ac017224e843e52085abd369a043cae29e8a8b32fcf860cc8c10bcf52ba2afed92026f91b2b7efeec2e0

Score
6/10

Malware Config

Signatures

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 53 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\System32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\2ab6688f384868955807b8593439d559324cb7f91876e592cc77e52af9a665ae.url
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://www.taocode.cn/
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:908
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:908 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:516
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1320 CREDAT:275457 /prefetch:2
      2⤵
        PID:1540

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\NF6BX28W.txt

      Filesize

      603B

      MD5

      47b124a68cb4cf42a86f86253a36285e

      SHA1

      8f5b7b103c0ba123503e37fbf5334e962272c4ad

      SHA256

      002ac1c25e58a4ed69147c4f5b981887ff0be50a1e685072062f17a34c0e374a

      SHA512

      5305353481e86328892983bb4437bf5d8dfdd52eb50e77177d2251d99c9c54493ae091912c629b7ccdaa79f220175aa4139c3046eff6d17db10b0bcba0894eb9

    • memory/996-54-0x000007FEFBF81000-0x000007FEFBF83000-memory.dmp

      Filesize

      8KB