Overview

overview

10

Static

static

ec.dll

windows7-x64

10

ec.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    129s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2022 12:36

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General

  • Target

    ec.dll

  • Size

    652KB

  • MD5

    ec3de57a7ee3a86e4c5469c727ff7315

  • SHA1

    b965b8365a883b7bf0e6b19514dcc19a3e184a79

  • SHA256

    4a7122a6ce4ac1ece36ace82c5ea9b2736ed33e2c5f75870b944a043bed8e5a3

  • SHA512

    1a4353b6e9e8227de468029d96e2a588cac17057f48d80b5348c6c0822a2ceadb7f0370c82f9c00431c7dc25bce584ffa68c9e080bf2e1f7047242db3088e1fd

  • SSDEEP

    12288:sYuo+JEeUITjxAIqyTrteX2+zAmEozL9O76klzkVhenQzppDiU3ho3AesaKhQPHE:slJ3UITn1TrQXMmJzLFkGlppDiEld

Score
10/10
cobaltstrikeflawedgraceratbackdoorloaderrattrojan

Malware Config

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • FlawedGraceRAT

    FlawedGrace is a full-featured RAT written in C++.

    ratflawedgracerat
  • FlawedGraceRat Loader 3 IoCs

    Detects FlawedGraceRat x64 loader in memory.

    loader

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec.dll,#1
    1⤵
      PID:1748

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1748-54-0x000007FEF65C0000-0x000007FEF6663000-memory.dmp
      Filesize

      652KB

      Download
    • memory/1748-55-0x000007FEF6510000-0x000007FEF65B3000-memory.dmp
      Filesize

      652KB

      Download
    • memory/1748-56-0x0000000001BB0000-0x0000000001C51000-memory.dmp
      Filesize

      644KB

      Download
    • memory/1748-57-0x0000000001D50000-0x0000000001DF1000-memory.dmp
      Filesize

      644KB

      Download
    • memory/1748-58-0x0000000001BB0000-0x0000000001C51000-memory.dmp
      Filesize

      644KB

      Download
    • memory/1748-59-0x000007FEF65C0000-0x000007FEF6663000-memory.dmp
      Filesize

      652KB

      Download