Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 14:31

General

  • Target

    0336bd9e7fa6b45e28f1855bebe40a937c4b51c77b9e2ff7e93ff298881ea1a7.dll

  • Size

    205KB

  • MD5

    929493e4c03e878e46ca88c8a564073c

  • SHA1

    0c2712831160ac410150c084a3e8eabedb31c3d0

  • SHA256

    0336bd9e7fa6b45e28f1855bebe40a937c4b51c77b9e2ff7e93ff298881ea1a7

  • SHA512

    3dff476f00fe1a0833b34c8404bc98e979cca9656ca4a0f4b953cb31bcaf709dab6b8521d31c102c892b45bab8c1cb59f838f922c82e9bbf9fecb865a97ff9dd

  • SSDEEP

    3072://QPFX1eqEfuBNSYuiM8CNj8hFsoMX0ghsJRgCD3iFw9jdUAEJ5J9://MEfuN0t8C5oFsoeRM3o0j6v

Malware Config

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0336bd9e7fa6b45e28f1855bebe40a937c4b51c77b9e2ff7e93ff298881ea1a7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0336bd9e7fa6b45e28f1855bebe40a937c4b51c77b9e2ff7e93ff298881ea1a7.dll,#1
      2⤵
        PID:3488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 632
          3⤵
          • Program crash
          PID:1012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3488 -ip 3488
      1⤵
        PID:4020

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3488-0-0x0000000000B90000-0x0000000000BCE000-memory.dmp
        Filesize

        248KB