Analysis

  • max time kernel
    94s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 09:42

General

  • Target
    d92d2226353a9477ada5c0119427c1730ca469ba792736302ce789bac44446bf.exe
  • Size 4.8MB
  • Sample241110-lpbbnsxmdm
  • SHA256 d92d2226353a9477ada5c0119427c1730ca469ba792736302ce789bac44446bf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 2 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d92d2226353a9477ada5c0119427c1730ca469ba792736302ce789bac44446bf.exe
    "C:\Users\Admin\AppData\Local\Temp\d92d2226353a9477ada5c0119427c1730ca469ba792736302ce789bac44446bf.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2600
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 1944
      2⤵
      • Program crash
      PID:2360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2600 -ip 2600
    1⤵
      PID:4708

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          7z.dll

          • Path C:\Users\Admin\AppData\Local\Temp\{314B85A7-CEC4-466c-91FD-8D84EB026179}.tmp\7z.dll
          • Size 1.1MB
          • SHA256 aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4
          • MD5 SHA1 SHA512 SSDEEP

          NetBridge.dll

          • Path C:\Users\Admin\AppData\Local\Temp\{E3CEC2B4-B895-4166-ADC6-1073D68B1E49}.tmp\NetBridge.dll
          • Size 231KB
          • SHA256 98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43
          • MD5 SHA1 SHA512 SSDEEP