Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 11:22

General

  • Target

    使用说明.htm

  • Size

    1KB

  • MD5

    11f9b79e1dd88bc67967b5d65c2f0d00

  • SHA1

    9152dbf2c9a76e0a3ce355e73ebc95c2405a384e

  • SHA256

    a0c87ad3fcd851480dc1133bf229b6f4bb582b0584cda05e26b86495225f336b

  • SHA512

    8adb8f3f5441ae310ae89e7067db57576e831332bbec5a0afa3bf82ef843e33f0c28aaecd1d69b7e022a91554d3a79876ef4f3c53c79c999f13c27c65fcefce5

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 41 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\使用说明.htm
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1288 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1104

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    cc205a1849de81c95fcb5793ace11639

    SHA1

    96b23f024f7c93e672930a496185c4fc829c60e9

    SHA256

    fd2396b2558f8b5c95d94ad88053e9696d1334a1cd5c6b67248eb148c6963b07

    SHA512

    5a4ab302003e986b8da616b82ec33a3d45c351dc5b616cd96b3339d6d44bef0e5cddd6863ab95649504bfa5700d2b74610b00af53a8ba6acfbccf976acdd5584

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\3S768NP1.txt
    Filesize

    608B

    MD5

    bff311ba5a7b4492a4d65c108659b560

    SHA1

    bb64ae7ebce3167711a08620d23bb3323661840e

    SHA256

    382a0aac1acafbe64c12bd8ce495055721eb7c1aef2921341b9be752fd68a4d6

    SHA512

    b279b1446be81cc86c75d6c30caed0ef970a304c9b02943f020e09d62741cb65fe6c94576406dce5a6aaadc9f0e1a84d92dd151ac0c309cf3e1c2258fa7a4717