Analysis

  • max time kernel
    150s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21-06-2023 11:25

General

  • Target

    carLambo/GDI32.class

  • Size

    254B

  • MD5

    0d10e33d7f1cd0d7a989be6383eb3eeb

  • SHA1

    2fa9809c21932b25077b138a861a3008b90c58ee

  • SHA256

    1f57a75d656981e79a0807088ad4cee9131c74263e0ec74bf92cc535c2292423

  • SHA512

    e0963e9fe35e25e48fbe25dd94ef423836609074c93d93c0dfffa250fb6cce54fedb80a26a3511fac8253372fd33f945d2c86a7fc21e7bab9fc40b60c9062cbe

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\carLambo\GDI32.class
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\carLambo\GDI32.class
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1732
      • 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\carLambo\GDI32.class"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:1684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    3KB

    MD5

    23a6c0c2fe5cd4452e19d68a26e85acc

    SHA1

    7d8f20a7141399ff501723e31cfb057de880d772

    SHA256

    adccb69fdad01b8e62965da97aefd3e7b3a151a3caf156e886b31a51e774e61e

    SHA512

    5bee264281679f056d7f05f99bf7299cf138cb6759c42dfdf2671f78edc155e7fa52e3cfd03e4e82a32cb703f588077711f18d87649450c504554767b26a4b16