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Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    20/12/2023, 16:34

General

  • Target

    empyrean-main/builder/util/obfuscate.py

  • Size

    1KB

  • MD5

    b5854b3148f23dbb9355d3a30e3315a8

  • SHA1

    e4273fcdd3948fa75960af037bc9a916705c553c

  • SHA256

    c9091f59845b3201e05e4294dd14c54ba77ba3e679998fb4b37ea204544a4650

  • SHA512

    1179ac8391e9ec93c23704eaf3c630ce6fcd3dff5d372449addb7639e4bebb05328b1213b32ce99b37b0ec046b23488d9e0073b7de3129005c57d0056d49b126

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 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\obfuscate.py
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:688
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\obfuscate.py
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2796
      • 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\empyrean-main\builder\util\obfuscate.py"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2464

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

    ff6bb477e687d3dbe1416857d92b9a59

    SHA1

    dc8a3cc37e588c8d13a16cb62a561b69ee0883fe

    SHA256

    50ce32b4a0b66279f14200746552833f1af676bc40b0e0f0378c8e819c1ae05e

    SHA512

    abbf0abbb61b60472950a5f2f3522a9c9f2343930b40d5356d1e843d53191ddf52c33a4297ce3373d850cfde7e9d077b3652d5bef1536d930ae516e24ccd2abb