Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 04:46

General

  • Target
    $PLUGINSDIR/CustomBrandingURL.dll
  • Size 5KB
  • Sample240703-feecpasbmr
  • SHA256 2c33db8babc38e9c824d025b594626dfeee67c5319dc93396239899647f87156
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomBrandingURL.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1172
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomBrandingURL.dll,#1
      2⤵
        PID:1136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 608
          3⤵
          • Program crash
          PID:1004
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1136 -ip 1136
      1⤵
        PID:2256

      Network

            MITRE ATT&CK Matrix

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            Downloads