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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2023, 07:16

General

  • Target

    rsa2.au3

  • Size

    754KB

  • MD5

    9720ca39505213d841f6285a8138411f

  • SHA1

    ac677d7a325085bbed8becb73374ef9c37eba68e

  • SHA256

    82cded542f1769d4962979d307e1eec747ad83a25691227a7395d2286547e02c

  • SHA512

    00ac130f350eb25416ec2e1c174e53d759867cdf6859a60022abbc8642111275589b482ab4b2ca25990906a2feb4a5a50e40533b6a273f7a2ab3575e66717fee

  • SSDEEP

    12288:BIk8KnbVr8q2kIUUVR47VT6WNfZtbff2IW0nzQNIeBaEl20E:BI6bVgqIuQmvbfWGzgfaElRE

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\rsa2.au3
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\rsa2.au3
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\rsa2.au3"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    52564c14c6e4728a9fad0daa0fe7612a

    SHA1

    1b722f0ba55d1c3ea9aaa1654a6e97c00e05b4aa

    SHA256

    c3235e33bc494f221d31f2ca24aeba4eed5a632ce50568d65f9df266580adfe4

    SHA512

    5422c19b38cbaf760b80e4da31b778013fcd4b158baad2d42455f5576c59930f2b3c72604993d745a4fc443a75d214f4f7288b66ccb67366efb24f9dd9e26629