Resubmissions

15-05-2024 11:58

240515-n495nagc6y 10

15-05-2024 11:54

240515-n3d1tsgd33 4

15-05-2024 09:22

240515-lb8p1sba32 10

Analysis

  • max time kernel
    128s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    15-05-2024 11:54

General

  • Target

    4423890.rar

  • Size

    11.2MB

  • MD5

    ff7553a8d62ba75491119628aa7ede6e

  • SHA1

    105b16f65c61570fd9c6ff2077597ba626026cda

  • SHA256

    58fb41c622cfccae8febc06e0c04f25bdb613a5b260ae6f404e9d0eda5ea86ab

  • SHA512

    ee01b5273fa7fb49eb8f55b995174bb869ebe77854427c4691e8980f5c2b49eef66a9e3fc8ecb6dd2388f390423318653b3573d1002af3124c70a42ed5815c22

  • SSDEEP

    196608:f9VizBum/MJuS5PuZBv5z7/AGUnfbhI7epRSv6EjBGu0wcDGIuPJGopuS5R:X4BF/GuS5PuZLQGOfeavSNjgu0tiI1o/

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\4423890.rar
    1⤵
    • Modifies registry class
    PID:3260
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:832
  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4208
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2080

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads