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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 22:33

General

  • Target

    548cbec5eabf1f88660ac9aeb23ff325d2d25d81a67333f3db0e9de7c8b8d6eb.exe

  • Size

    73KB

  • MD5

    22cfeff13ea92aab4f4cf3c5bfac6b4e

  • SHA1

    10e0caa32edefc262459a66b01029eddf40936af

  • SHA256

    548cbec5eabf1f88660ac9aeb23ff325d2d25d81a67333f3db0e9de7c8b8d6eb

  • SHA512

    2f1a102f377f0c4505c165c78c7db2b3be48b7a40f526de26200c9e32aa4885b16c10c1d093b60fc9ae8ff9c33c25e18793118835ac7f0759f09a8f8caf00312

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOi/:RshfSWHHNvoLqNwDDGw02eQmh0HjWOi/

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\548cbec5eabf1f88660ac9aeb23ff325d2d25d81a67333f3db0e9de7c8b8d6eb.exe
    "C:\Users\Admin\AppData\Local\Temp\548cbec5eabf1f88660ac9aeb23ff325d2d25d81a67333f3db0e9de7c8b8d6eb.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    85KB

    MD5

    eccdf3598686d4f8563076b1e21ac536

    SHA1

    cabe9b54e807794fc2a2a5171221855c3037ed37

    SHA256

    c94c236cee742db8f38f78c275ba9c38fd3644e5a93a0f68a636ba9cbc265863

    SHA512

    b8993160b9be038ec7eff1fc1c296cc96314d4e009a45b901045ee87f53c435cff2cc05c71d4e461b5515bbdd2f0330cff1f1d89751509d8ab23b07fefeb941c

  • C:\Windows\System\rundll32.exe

    Filesize

    84KB

    MD5

    2cd273a8fda08e9a6243fc00f27c2740

    SHA1

    e0b3ed78667deee5b9f4d2a0c6a38ebea1dba6ac

    SHA256

    d36683d0f548daf3b5bdb7d616d04d4c9bdba27528add5f1a4434949d6a51536

    SHA512

    0f2e926eca8f4cca84e01df890f137a3ef6daeed1a060ef163673603633ebfacdf1fbd894c4c185d7d58a5c2d14de451faac9a3f776cb31178d26a3362464f9e

  • memory/2992-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2992-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB