Analysis

  • max time kernel
    140s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2023 11:33

General

  • Target

    2023-08-23_d12d9bcdb6f25681c8b84907e440f5ab_cobalt-strike_cobaltstrike_meterpreter_JC.dll

  • Size

    203KB

  • MD5

    d12d9bcdb6f25681c8b84907e440f5ab

  • SHA1

    a83407324e2f5c70c7fb9e9c03869942bddc3b5f

  • SHA256

    4a8862d41d74bb81df8aaad2664922e2afc22b0cbfe682894441f7ddbf07f30a

  • SHA512

    02ae948f4744f22d0e9543b24774c5ff8bbd9f60e9d7f7f1debb1aa5ce051afbb4dc95340aa3428164a430fc448f11383f197b56a0b25edac2780de8f4603390

  • SSDEEP

    3072:PYaW8qUEflaASmkDs1oo8CUS5D+u73vqQ+z+F62hAxquMfgj5jdUH57R:PFHEfoAaDQoo8CUwxTvhU+F66fgVj

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-23_d12d9bcdb6f25681c8b84907e440f5ab_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3108
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-23_d12d9bcdb6f25681c8b84907e440f5ab_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
      2⤵
        PID:2156
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 640
          3⤵
          • Program crash
          PID:4624
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2156 -ip 2156
      1⤵
        PID:2608

      Network

      MITRE ATT&CK Matrix

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      Downloads