Analysis

  • max time kernel
    140s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-08-2023 18:09

General

  • Target

    c4ca804321608d2b5f6bc99902969f91_cobalt-strike_cobaltstrike_JC.dll

  • Size

    208KB

  • MD5

    c4ca804321608d2b5f6bc99902969f91

  • SHA1

    647303fa86c91d812706ecaba7b80793c7984faa

  • SHA256

    427e057ff2831e74919e7079efcd4a5ac47e05e6085e0a09e33292b3b3845e5d

  • SHA512

    f6d2335caad4005334664acd9b714deefc261601999f88d1f73cda62f69498c05fc3d3556989563a90d47957884cbe54d44da1a1a35dae175e7575fa7fe2c810

  • SSDEEP

    3072:cI6CqRCxffkClZ8Ccn7LQlRw6x+Y3CxT2DtK5jdU0fE7Y5m:cIDff9D8C6XYRw6MT2DEjbs

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\c4ca804321608d2b5f6bc99902969f91_cobalt-strike_cobaltstrike_JC.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4ca804321608d2b5f6bc99902969f91_cobalt-strike_cobaltstrike_JC.dll,#1
      2⤵
        PID:1208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 632
          3⤵
          • Program crash
          PID:4804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1208 -ip 1208
      1⤵
        PID:4064

      Network

      MITRE ATT&CK Matrix

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      Downloads