Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2023 10:18

General

  • Target

    2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll

  • Size

    203KB

  • MD5

    8fd41d596fcb7c5a352ebea3cb014b96

  • SHA1

    749f3520dae255926db18eeac9a7cacbea671e68

  • SHA256

    ea93fc99df3d217de117871fb343537740750a154c10463c256503ed287bd923

  • SHA512

    fdefbcd5196a239569c556f279fbaa6fd5d8f324ef307fef80c3807f0c56aa6c5b08e9097e5b3f7aeb0a61c978f97cf26d047a3a768d0677e08f0cbd298f981e

  • SSDEEP

    3072:PYaW8qUEflaASmkDs1oo8CUS5D+u73vqQ+z+F62hAxquMfgj5jdUF5IH: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\2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#1
      2⤵
        PID:1812
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 632
          3⤵
          • Program crash
          PID:2192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1812 -ip 1812
      1⤵
        PID:180

      Network

      MITRE ATT&CK Matrix

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      Downloads