Analysis

  • max time kernel
    77s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    31-01-2021 13:14

General

  • Target

    sampleB.exe

  • Size

    521KB

  • MD5

    cd86e9d8e318a3058e58bca4ae0197c6

  • SHA1

    7f3f13309f866715df4e834b1e1be30efe7bbae2

  • SHA256

    4862edfbf96fcb5c48f2b095f5e111d550e5c771d87e0576c6aaaae4095fe550

  • SHA512

    af31c2763638fce6584ca3651ff06a8b641cba14d3d2399dc000e94060e8e6a244ee3eb78bdc7ea3758dfae5fe71f2e7766b77cb232c5f3a819d0c5ec7bbd978

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 1682 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sampleB.exe
    "C:\Users\Admin\AppData\Local\Temp\sampleB.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
      dw20.exe -x -s 1200
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3856

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3856-3-0x0000000000000000-mapping.dmp

  • memory/3856-4-0x0000000002840000-0x0000000002841000-memory.dmp

    Filesize

    4KB

  • memory/3856-5-0x0000000002840000-0x0000000002841000-memory.dmp

    Filesize

    4KB

  • memory/3856-7-0x0000000002840000-0x0000000002841000-memory.dmp

    Filesize

    4KB

  • memory/3920-2-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

    Filesize

    4KB