Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13/06/2024, 04:39

General

  • Target

    2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe

  • Size

    82KB

  • MD5

    7145a4fe43117662342038408b344d60

  • SHA1

    c2f0db1ec6ff6f47f5f728935b03d8f9b95bbd44

  • SHA256

    2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa

  • SHA512

    4aa01bf8455f35f11ddff1e66ea4a0c64340a904ad5197c1a0f9a36b032b0271196ec80140836990f0d49e0e624d3c37192895686d294aa099f179a023389c94

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOynnnnnr:GhfxHNIreQm+Hihnnnnnr

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe
    "C:\Users\Admin\AppData\Local\Temp\2717869ba7103005b12052eba168ede18f49b74bca58c2d7632056163aa484fa.exe"
    1⤵
    • Loads dropped DLL
    • 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:2332
    • 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:2056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    84KB

    MD5

    42d006bb4b980fadbb2f08d291a51153

    SHA1

    1f0de8f21e38db4d712503baed885a7136104f80

    SHA256

    4abd06b3ad26428e935465d1eb762b469cbc5229db4c9e0b9f343796359e2bd8

    SHA512

    1c00d06d9a3daf2646ceb653a3096e8e9f4a3010bf9d964f6511339f5a9e15b83d050a4ac7e1eff70f7b4e9535f37e52cc72d94b7b1a4609f400daf9fbbbd908

  • \Windows\system\rundll32.exe

    Filesize

    73KB

    MD5

    d336b3b46924a83e5033b1692d80f33f

    SHA1

    faf3bc57fe1e968f86dbd597a12c0947d78ab893

    SHA256

    422aa9b5f2a73748dab2dad1f741b1b1e823d4881af3a58da2434899e17d4836

    SHA512

    cd2612eaed8654ea84fff3c339fa70c52f64d1b56ef296d6cd56d5f7682d62d4d77db987f8972a701699f9d491c6da18552933b146c77f4a7ff65ea9f56ef590

  • memory/2056-20-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2332-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2332-19-0x00000000002B0000-0x00000000002C6000-memory.dmp

    Filesize

    88KB

  • memory/2332-18-0x00000000002B0000-0x00000000002C6000-memory.dmp

    Filesize

    88KB

  • memory/2332-21-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB