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Analysis

  • max time kernel
    149s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 08:32

General

  • Target

    305c49858f2320f2eff22a03f1b2ab3961c79b18090d11df345ae7c823cbef86.exe

  • Size

    75KB

  • MD5

    711c778de0a35b22f942eca52aa3ccc9

  • SHA1

    d85bed1355840eb7ab93883b09b2246c750e9c25

  • SHA256

    305c49858f2320f2eff22a03f1b2ab3961c79b18090d11df345ae7c823cbef86

  • SHA512

    361fa180df20c7376a1264af5e6cb976665587212c00a924c8f3587405848be34d2d1b1bc68c3504cfd903789f99fe1d3da2624eba96f4d51c221848e36bfd43

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWORb:RshfSWHHNvoLqNwDDGw02eQmh0HjWORb

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\305c49858f2320f2eff22a03f1b2ab3961c79b18090d11df345ae7c823cbef86.exe
    "C:\Users\Admin\AppData\Local\Temp\305c49858f2320f2eff22a03f1b2ab3961c79b18090d11df345ae7c823cbef86.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:3092
    • 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:2228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    82KB

    MD5

    a721853ffbb82871df5b16983a05b364

    SHA1

    4e59a583e3aadc2a13e9436a2e116995de043a9d

    SHA256

    ddd2e357822367552f1a1cc8c2d4282fd0e6dc36691a7a8f68290bfa83377b7e

    SHA512

    e383ec9dbcf649c65667f62580256ddf89142dc29df7833417df6da570d01b97b4ff6be62fde042368167e84b77c1eb7edc0826d0f785951644a4263942bb840

  • C:\Windows\system\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • memory/2228-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/3092-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/3092-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB