Analysis

  • max time kernel
    84s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 11:07

General

  • Target

    $PLUGINSDIR/cbfsinst.dll

  • Size

    74KB

  • MD5

    a52aec5b90ce512b7de72d0af69c2f1c

  • SHA1

    92684985d5e0649d1519ce7820c77537f7db5892

  • SHA256

    f2fbbc71b7c0f7a1e8c87498a7c7fb8078672143363ef1ef9be1555c9262238a

  • SHA512

    6860e3e8881c39ca395b0343e38c78fd7c66b9d31a979293cf7678d99026d4d3382f39c13be41777e51b36411d7e164bf0c2f611184fe541266b42ce74b06083

  • SSDEEP

    1536:iDov8IsQrlXclyPNBsgnDOmfFKrRMTYPDq:nv8NQrlgINegCCKRMUPDq

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cbfsinst.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cbfsinst.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2340

Network

MITRE ATT&CK Enterprise v15

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Downloads