Overview

overview

10

Static

static

10

2026-06-26...ry.exe

windows10-2004-x64

10

2026-06-26...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/06/2026, 14:32

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General

  • Target
    2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe
  • Size 798KB
  • Sample260629-rwkrkshv4r
  • SHA256 778fd59a8bb444a03ffb22ccf87c9af08f678261eb006d65797b226a47473f1f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bootkitdiscoveryflawedammyypersistencetrojan

Malware Config

Signatures

  • Family: FlawedAmmyy RAT

    Remote-access trojan based on leaked code for the Ammyy remote admin software.

    trojanflawedammyy
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    PID:3860
  • C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe" -service -lunch
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-06-26_80f0e006f35a70aaf88e2856d9294332_cobalt-strike_elex_hacktools_wannacry.exe"
      2⤵
      • Checks computer location settings
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3688

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        settings3.bin
        • Path C:\ProgramData\AMMYY\settings3.bin
        • Size 334B
        • SHA256 68673fb92ee10188cfebd7b18d96b69e063dd32caec82af4ffeccdf340ac8751
        • MD5 SHA1 SHA512 TLSH
        Submit Download