Resubmissions

08-07-2024 18:48

240708-xfyamatapr 10

08-07-2024 18:25

240708-w2l9tascqp 10

Analysis

  • max time kernel
    133s
  • max time network
    137s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08-07-2024 18:25

General

  • Target

    Creal.pyc

  • Size

    29KB

  • MD5

    813e50b885df76bc8bd3af306f010d7a

  • SHA1

    58a6091cf4915b90baf4625bc43738314d8bab60

  • SHA256

    de51d25a95492d641355c32ee9ce0950500695aabbee0351960bca4aaef13a51

  • SHA512

    28e67885b5440285a6984e924cb06beb26421d3d5b73571c8004be08bcb392d606d04c5ec8d8e5c6d461c5560299ddb278d3d0daf45febcbd09084abcedb5d87

  • SSDEEP

    768:3+lVSjnrr2VsfNEiyAuMMIfznTZMdpV7ISrx5HQtvK17Cvr:30SDrfe3uzTZMB76K176r

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 19 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Creal.pyc
    1⤵
    • Modifies registry class
    PID:1768
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Creal.pyc
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3132

Network

MITRE ATT&CK Enterprise v15

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Downloads