Analysis

  • max time kernel
    123s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-10-2023 15:02

General

  • Target

    NEAS.2023-09-08_4f2a9a8f21396df7187d6be0e0fac136_cobalt-strike_cobaltstrike_meterpreter_JC.dll

  • Size

    208KB

  • MD5

    4f2a9a8f21396df7187d6be0e0fac136

  • SHA1

    4536ce867403c88869ddd20fece011275b0d18b0

  • SHA256

    d0b6158d598c5a364e241f6e38d7f2136120a5e8f2c972bd3fb43f2f44c667b0

  • SHA512

    d980a0fd4f95e0439e97b401c6e64d994dada8862c108f9a66e8462bfe716d7b118cb843d41f03b9795df7d9af22f5e0a2d84ef5b156184887848540f76dcc6b

  • SSDEEP

    3072:LI6CqRCxffkClZ8Ccn7LQlRw6x+Y3CxT2DtK5jdUTY58:LIDff9D8C6XYRw6MT2DEj

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\NEAS.2023-09-08_4f2a9a8f21396df7187d6be0e0fac136_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.2023-09-08_4f2a9a8f21396df7187d6be0e0fac136_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
      2⤵
        PID:1648
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1648 -s 632
          3⤵
          • Program crash
          PID:4240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1648 -ip 1648
      1⤵
        PID:3984

      Network

      MITRE ATT&CK Matrix

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      Downloads