Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 06:08

General

  • Target

    1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

  • Size

    75KB

  • MD5

    d59a3252300a3895894f75e2c64f9b41

  • SHA1

    1e2e7005350aecde985510403a381fcdfcbcce51

  • SHA256

    1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea

  • SHA512

    f8b482fb70212ae1990ce7450f100d0a13377acf57daeedc3f2ff418c751da755d1372e3b6e6e718504ab908845461a95354df5ea78278b731cbf4782c0850f1

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO5qya:GhfxHNIreQm+Hiaqya

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\1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
    "C:\Users\Admin\AppData\Local\Temp\1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.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:1392
    • 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:1060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    74KB

    MD5

    1864170c46fbec6a0c8a6c341ad01e8c

    SHA1

    19ef911f554a6d9fe3b3817998833edbe3654b63

    SHA256

    a04c0a0aefe5169960909786c9c3a2d4ec0bec1fc2498784dc1f6df29abef581

    SHA512

    67a1cd4e0c2edac947968336b974ffdbf5eb8cb0b8eed9ecbbe593997ea7c7ba0ce90e693aeb267a13f8a73da3b7effccb700f0661fd1b2c757d7de0f86b3654

  • C:\Windows\System\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • C:\Windows\system\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • memory/1060-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/1392-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/1392-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB