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Analysis

  • max time kernel
    72s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2023, 15:34

General

  • Target

    attachment20230417-21076-ix39vl.html

  • Size

    1KB

  • MD5

    c59bdb7ae1b6b6473ee1809f956242be

  • SHA1

    bba5bd5dc7f488563bf13313ba154f5d7a874ad5

  • SHA256

    1947505600b08e51be206bf1b4b56db0f975db534f3554327a6c0d78d5a9f59e

  • SHA512

    e467cb455d9945b24151a02d9c6bbdf9fabeb79eeb20c22bf304cc853c6dcc888559cecb113411a7cc233c6dc69623fd76b03d3300e2cd42a37a35a2a59e0079

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\attachment20230417-21076-ix39vl.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4164 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4200

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    471B

    MD5

    c5eac463d1d45a752223572efb1ed5b1

    SHA1

    649fd8bcc3705d81012acfa09c56b92280220168

    SHA256

    93ec76a088937fb866ca3347ae719da9cf3d6a12d47711d6f548c7be9d827150

    SHA512

    88dbbad2ae7d60f1166dbc26fd7ea7cd958e30744b6fe0f2ee158bf28025dc753544b28c06b2e1e492d9ef725ad8926fee0c37569b0e902d549864496e1d843a

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

    Filesize

    404B

    MD5

    06fa97d97ac4183b52e93bfd4994c3d8

    SHA1

    8c194fc5c4e408f40971e6b25430ba46bad56cb7

    SHA256

    d15842865a2fcf8431cda1dc4d731b19418643729194ceb47d41700d4e1f07a7

    SHA512

    90b4d67ce0f6453a4322aa4055fc34bc6b68b9e1cf632eb0b08ac73dbd62a7e1a0d805a430afa91cf756c9c19c2e778e85b2755d23d7fb4c77c8860f17e7bd0f

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G1ORIWBN\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee