Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 09:42

General

  • Target

    a85192827c39ca6bd5e1032b38f7fcded6c6294f32061c25015b282f5607c2e3.dll

  • Size

    1.6MB

  • MD5

    f4481157aa1d27dc6565f6ebe5e52342

  • SHA1

    efc7600b0ec1ddc9b3e84bd95a5052a37ed3bf6b

  • SHA256

    a85192827c39ca6bd5e1032b38f7fcded6c6294f32061c25015b282f5607c2e3

  • SHA512

    0fb42cda2f6afb4324bde8d8e0872405496582259a3cbe67cb7c70f54ec0770e73890dd229e70010bb7fc43af63dbfe0a0b1a86cb72b00f19a06edb7a4bc148e

  • SSDEEP

    12288:1HCLMyOgDFzNFmzJdjvi0TsvceUmhFg3vGebdjt5sCTe186cxi+oVvD+t4so3ujH:1VipzNFmzK0wHTg3+kjo1YjxJTiNwd

Malware Config

Extracted

Family

cobaltstrike

C2

http://192.168.190.138:80/OzPD

Attributes
  • user_agent

    User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a85192827c39ca6bd5e1032b38f7fcded6c6294f32061c25015b282f5607c2e3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:412
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe"
      2⤵
        PID:3900

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3900-0-0x0000024AA48C0000-0x0000024AA48C1000-memory.dmp

      Filesize

      4KB