Analysis

  • max time kernel
    91s
  • max time network
    204s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03-12-2024 15:01

General

  • Target

    QtCore4.dll

  • Size

    2.5MB

  • MD5

    fecc62a37d37d9759e6b02041728aa23

  • SHA1

    0c5f646caef7a6e9073d58ed698f6cfbfb2883a3

  • SHA256

    94c1395153d7758900979351e633ab68d22ae9b306ef8e253b712a1aab54c805

  • SHA512

    698f90f1248dacbd4bdc49045a4e80972783d9dcec120d187abd08f5ef03224b511f7870320938b7e8be049c243ffb1c450c847429434ef2e2c09288cb9286a6

  • SSDEEP

    49152:VTFgiFpGXOENKSgjGkJsv6tWKFdu9C6TELyvL/6mShMZtmjNUVrciV5P+7QVg07/:V+iDaWjxJsv6tWKFdu9CZgfQ

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\QtCore4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtCore4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3160
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 512
        3⤵
        • Program crash
        PID:5012
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3160 -ip 3160
    1⤵
      PID:2212

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads