Analysis

  • max time kernel
    93s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2024, 16:50

General

  • Target
    cryptowall.exe
  • Size 240KB
  • Sample240802-vcrybswgrg
  • SHA256 45317968759d3e37282ceb75149f627d648534c5b4685f6da3966d8f6fca662d
  • MD5 SHA1 SHA512 SSDEEP
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 AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cryptowall.exe
    "C:\Users\Admin\AppData\Local\Temp\cryptowall.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4820 -s 480
      2⤵
      • Program crash
      PID:2540
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4820 -ip 4820
    1⤵
      PID:1668

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads