Analysis

  • max time kernel
    80s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-08-2022 06:58

General

  • Target

    attachment20220806-1616-1vdqbx7.html

  • Size

    1.1MB

  • MD5

    337e45102a47c376dbe0c96319c1b64d

  • SHA1

    844b820ea60c3611ffef871b05632f8993dd460b

  • SHA256

    1e1c7387c2735feb16903b1c721b9c3df4b6e5bdd9475a21a0ae244546e4ac25

  • SHA512

    2f9a73c397e7eaaba537a9f7bcf343afcc486bc1285f4eb6f6ce9688b826c6cc3abd9d25ccb462c516075b8f9e4bdbe8644b8d5498634cf4b4baec1e09a616bc

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
  • 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\attachment20220806-1616-1vdqbx7.html
    1⤵
    • Modifies Internet Explorer Phishing Filter
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1524 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:880

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

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

    471B

    MD5

    29cfcce308fc86433aab93d24e4f06a1

    SHA1

    f48ec3b1dcfe201e9ebe797fa2c97fd006803723

    SHA256

    253a8be7fd3b8dd52b67f9bb3448ec4df3259666acfc1cd73f2b1d2f913d4d78

    SHA512

    0f5caac8fa23be8c07055e81996cb00626c01c2c00f1e292292941dfd90604ab5b5e82798d92086320c623b4fed7115d0b55cb7645b243d9ed542115b7eec8be

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

    404B

    MD5

    f339255ba005cadc05ff3abda72ab27b

    SHA1

    821dbf99548c574eaf4c7257eefb4b1f2fca5264

    SHA256

    c9206078cfed0496783ba496d3c9e3df3d6051f216917377d65d93d790eeaaa5

    SHA512

    46a8bdde98ef0ce763267442eb4e45d3ea57d3568a7eaec2db3ae4999725bb92ab7a6ff98ef5b55c8cc954816c71d2b4389a1a213d618d62ef1b2c0f2a31724c