Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 03:33

General

  • Target

    23cbbbb8526f67de37a25f98dabcc16363ae9357dbf3f7a0d50be56636ce1f2d.exe

  • Size

    82KB

  • MD5

    40e0a772bc2eb44acb5663f9094c8f3d

  • SHA1

    67ffa2a2dc0ce31349db69288fb507581218ab46

  • SHA256

    23cbbbb8526f67de37a25f98dabcc16363ae9357dbf3f7a0d50be56636ce1f2d

  • SHA512

    966b4674b31f0b8e86ea8fc5ced01276db70d98349ec657e8ab10a3eb65fc2b46246d51790778e0fdeda8b143fe60bf95b393012b9b8856488cf5d277aaf2b71

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOGcWpd:GhfxHNIreQm+HilcWpd

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\23cbbbb8526f67de37a25f98dabcc16363ae9357dbf3f7a0d50be56636ce1f2d.exe
    "C:\Users\Admin\AppData\Local\Temp\23cbbbb8526f67de37a25f98dabcc16363ae9357dbf3f7a0d50be56636ce1f2d.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:2696
    • 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:3124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    79KB

    MD5

    5cd2d8cc24f5c3d7289f37e78d84ab07

    SHA1

    841ce2ec2e679ee6967696311226db696bb66500

    SHA256

    08080e3307f30139732100057678c5f59a7beb65ffddacbc4cc52eee33b8c3f7

    SHA512

    906edf6b02a3d77fc5cea8814ed54b6a7ac8e8f1335df02642a5984cc188a97fadcf8156ff13f36949ee75a216625eaa4d7245c0a2d60af3a9b5fd7c8405f8b5

  • C:\Windows\System\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • memory/2696-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2696-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB