Analysis

  • max time kernel
    181s
  • max time network
    240s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2022 13:38

General

  • Target

    WhatsApp/About/WinCal.xml

  • Size

    1KB

  • MD5

    bede56a7aef6b3db49ab7d2eb3f2870a

  • SHA1

    bc18289b953a8ac6c0c8e519f72e6adee933ff98

  • SHA256

    1fc29fc668043aa03ffeb2d61868d3369479c3cef2c4725d162cf5344dcbdcfa

  • SHA512

    2bde0a5f1983b08379c262f86aadf8635834674981faf7feb3ebc39b12ece95b21203be82fde2fe88f6a662836374a7ac3d6fb8057d5273923259b3af206a3a6

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\WhatsApp\About\WinCal.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:960
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1840
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1840 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1420

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\GJ5NJ0II.txt
    Filesize

    603B

    MD5

    a199000258deb757b7acacdfd220ba49

    SHA1

    b32062f24c30850e92f21bb3f1e527b8e6ce02a1

    SHA256

    869566dba0aca4fdc0f8d363cb17b7e9d9aa9913a395ee6dbb25759db377cb3d

    SHA512

    e8187623223772e69aebe1da1dae9bd2e387dbe4150549ab3fd4e9889bc48b6731bad6e7e581b71e77e69bf38a515c9490428225f817e5a6c92a7d7f3e2545c8

  • memory/1020-54-0x0000000075571000-0x0000000075573000-memory.dmp
    Filesize

    8KB