Analysis

  • max time kernel
    122s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2024, 02:41

General

  • Target

    $PLUGINSDIR/CRCCheck.dll

  • Size

    3KB

  • MD5

    ab4d03cf938fd9c748349b901314f6cd

  • SHA1

    5b8fcd9a8a496c3ddf5267ac62c147359f44a93b

  • SHA256

    55f7f4acf8b1eaa975fac2362633cc91d67d9749caa7916b9b6999db0f83e1c6

  • SHA512

    3d2c730472fa371450e50313c28d5310d5edcf30fef5fab649151fda41721b2169884c2174cd247f09c666164ad68fa2e974f6b2c48e96fa4491758a358389aa

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CRCCheck.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CRCCheck.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 760 -s 228
        3⤵
        • Program crash
        PID:2428

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads