Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/10/2024, 14:11

General

  • Target

    $PLUGINSDIR/chrmPref.dll

  • Size

    208KB

  • MD5

    b2bff24dcb4606c6c8474f979bfb4858

  • SHA1

    5671b867df8ce726d1075909cd40f3934d680da6

  • SHA256

    82d89574b1019c60d6bcf97318b36f8e4bb535bb68334c68253b6306d9dbe4af

  • SHA512

    e7187607c909a9416ede056c10e83d4a0b8f8bb33a8653009630d5f36f80c8be145658d1c2d9df3ede48ce1e9bdf20d192dff45ebe0c6fdc50f241e81df4c874

  • SSDEEP

    3072:R09yocgUKjfjp0CF45n1FAFbqz2Yoz+wThF4hW0OJ5XR+LbA1p5oonej12lS:R0MpgUWfFg4Fbc+ThihW55XiA1bW

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 11 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:2692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 224
        3⤵
        • Program crash
        PID:2920

Network

        MITRE ATT&CK Enterprise v15

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