Analysis

  • max time kernel
    97s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2023 02:20

General

  • Target

    instalar.html

  • Size

    2KB

  • MD5

    1da87f836210a89cbbd120fb527d31cf

  • SHA1

    c8a8cf3305d9969796cc940378713725de834727

  • SHA256

    c7407ad78bc1acddeb84e27e1efeaf9cada362da4bdf1710f31587a8f6b0f0a6

  • SHA512

    29b7ef8cfc8a23bbff261acce89d25f63f4b076814ca29d35ec605b2e829c35656de50a57cca2e3080f4ba2e63ac6664e8a606ddc643d818ccbb7b6153f82cb9

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\instalar.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4592
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4592 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4192

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
    Filesize

    471B

    MD5

    6a696bab5dbda1f9e3dead87bbdfda15

    SHA1

    efa2517cc9c306a85acce2f45a1b1a4763bc0ad9

    SHA256

    27afd05f059c8af3bf76e14ec650eee55d2d4ef298669efd65ca1acaeb66ac2c

    SHA512

    7bed5bb59abb768ebbf6d597e8b3b14be75cb23b08bd64945bfc80fcb0b9ce155d961c8b67512943ad30895be6201e669c1c0f8481373f2a95a744170e3a9050

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
    Filesize

    404B

    MD5

    b4899d12f0d6bbf765943e670383b2de

    SHA1

    48c3beeac3cda8403a0fbb11e625fbc209acb6c2

    SHA256

    457cd0521c88b5a9fa8e9833210a74b48d5602fac5914a34653c9246dbb8f8df

    SHA512

    014176af85d667f42035141b7604a91d15fc14d02a171d7da0d8c902433c246f762ed47002babd928b976df5f642649e2bf9d81a0eb77968cda7055199391bf7

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WPCK8CWE\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee