Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-08-2024 14:29

General

  • Target

    $PLUGINSDIR/chrmPref.dll

  • Size

    160KB

  • MD5

    e02590b95a6be07cea5c5f3daf66e775

  • SHA1

    28b6350c43d3804f69faa5f48cab70e229dd182a

  • SHA256

    a87ec5894c667c5eb22201172792027a525a375a9e6468aa4612ccf6875b1112

  • SHA512

    30e3abdeb2fa3c2e1bdc94e1e2b9f7fa9c85ff3d10198166e99e66a92a0ae4d62871a621eab069b1dfe2a99a7a4d457a494d91c811f1bd93c51f120f5ff692b5

  • SSDEEP

    3072:0DNlF2bX2rBTxNwIjCRMOwt+kG2Dkq150yurKNN535xzFHcu:0DNlF24BmXH2f50L4ji

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\chrmPref.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3888
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3888 -s 604
        3⤵
        • Program crash
        PID:860
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3888 -ip 3888
    1⤵
      PID:4268

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads