Analysis

  • max time kernel
    92s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 16:10

General

  • Target

    $PLUGINSDIR/uac.dll

  • Size

    16KB

  • MD5

    4e1c46e37af4b3ab0036cb1e85c81608

  • SHA1

    8424a551d819cdae44d95a80af24a502d7e25ac1

  • SHA256

    468d24e632789e5d2e740bf7b084d72e4e3784ebc19d77dfe4b3d866bec8d789

  • SHA512

    9a2e140238bc6e4492cfcd022930b4facb3ca61d498febce949b36b526ef5ab434d94d0811bf958f572d1cf141b4411fa7950551244926a93d69b68d8fd33df6

  • SSDEEP

    384:hY6sgOopYKegm5rDXLGt0NVHkGdeKjz3Ro:hYRgfYJgmFLdNVHkGd/z3R

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • 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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\uac.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\uac.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1168
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 624
        3⤵
        • Program crash
        PID:3580
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1168 -ip 1168
    1⤵
      PID:3344

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads