Overview

overview

10

Static

static

5

2026-07-06...ry.exe

windows10-2004-x64

10

2026-07-06...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    139s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 21:29

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General

  • Target
    2026-07-06_593eb1f5d8b67a34fe5bfbcb74df9bee_elex_wannacry.exe
  • Size 404KB
  • Sample260706-1cdctsg17l
  • SHA256 75e37c0abde61fb2a0c394806568e3f718d252c58ff19401366fd3e98dbdd5fa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarebackdoorbootkitdiscoveryfarflipersistencespywarestealerupx

Malware Config

Signatures

  • Family: Farfli

    Farfli is a Windows backdoor written in C++.

    backdoorfarfli
  • Detects Farfli Backdoor 5 IoCs
  • Detects executables containing base64 encoded User Agent 5 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

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

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

    bootkitpersistence
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Program Files directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 36 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_593eb1f5d8b67a34fe5bfbcb74df9bee_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-06_593eb1f5d8b67a34fe5bfbcb74df9bee_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3996
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\pfsscjvnp.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-06_593eb1f5d8b67a34fe5bfbcb74df9bee_elex_wannacry.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:5916
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:5064
      • C:\Users\Admin\AppData\Local\Temp\pfsscjvnp.exe
        C:\Users\Admin\AppData\Local\Temp\\pfsscjvnp.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-06_593eb1f5d8b67a34fe5bfbcb74df9bee_elex_wannacry.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3976
        • \??\c:\Program Files\xxgkihe\rty.exe
          "c:\Program Files\xxgkihe\rty.exe" "c:\Program Files\xxgkihe\rtyfh.dll",DoPrivacy C:\Users\Admin\AppData\Local\Temp\pfsscjvnp.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4444
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2800
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4160
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4888

Network

        MITRE ATT&CK Enterprise v16

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Persistence

        Boot or Logon Autostart Execution

        2
        T1547

        Active Setup

        1
        T1547.014

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Pre-OS Boot

        1
        T1542

        Bootkit

        1
        T1542.003

        Privilege Escalation

        Boot or Logon Autostart Execution

        2
        T1547

        Active Setup

        1
        T1547.014

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Defense Evasion

        Modify Registry

        3
        T1112

        Pre-OS Boot

        1
        T1542

        Bootkit

        1
        T1542.003

        Credential Access

        Credentials from Password Stores

        1
        T1555

        Credentials from Web Browsers

        1
        T1555.003

        Unsecured Credentials

        1
        T1552

        Credentials In Files

        1
        T1552.001

        Discovery

        Peripheral Device Discovery

        2
        T1120

        Query Registry

        3
        T1012

        Remote System Discovery

        1
        T1018

        System Information Discovery

        3
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        System Network Configuration Discovery

        1
        T1016

        Internet Connection Discovery

        1
        T1016.001

        Lateral Movement

        Collection

        Data from Local System

        1
        T1005

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        rty.exe
        • Path C:\Program Files\xxgkihe\rty.exe
        • Size 51KB
        • SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        pfsscjvnp.exe
        • Path C:\Users\Admin\AppData\Local\Temp\pfsscjvnp.exe
        • Size 404KB
        • SHA256 33cece1d0401e1f6dfc3542b8454ddd3f8c74af807082af9046d1e99a397d308
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rtyfh.dll
        • Path \??\c:\Program Files\xxgkihe\rtyfh.dll
        • Size 219KB
        • SHA256 0345d46a92fe716aa1458088eebf908b23fa54e5bb73ffc5dcfc69cd3dda5f51
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3976-7-0x0000000000400000-0x0000000000499000-memory.dmp
        Download

        memory/3996-0-0x0000000000400000-0x0000000000499000-memory.dmp
        Download

        memory/3996-2-0x0000000000400000-0x0000000000499000-memory.dmp
        Download

        memory/4160-20-0x00000198001E0000-0x00000198002E0000-memory.dmp
        Download

        memory/4160-34-0x0000019801E20000-0x0000019801F20000-memory.dmp
        Download

        memory/4160-32-0x0000019801A20000-0x0000019801A40000-memory.dmp
        Download

        memory/4160-82-0x00000198142E0000-0x0000019814300000-memory.dmp
        Download

        memory/4160-68-0x0000019801DE0000-0x0000019801E00000-memory.dmp
        Download

        memory/4160-19-0x00000198001E0000-0x00000198002E0000-memory.dmp
        Download

        memory/4160-21-0x00000198001E0000-0x00000198002E0000-memory.dmp
        Download

        memory/4444-15-0x00000000010E0000-0x00000000010E1000-memory.dmp
        Download

        memory/4444-14-0x0000000010000000-0x000000001005A000-memory.dmp
        Download

        memory/4444-10-0x0000000010000000-0x000000001005A000-memory.dmp
        Download

        memory/4444-16-0x0000000010000000-0x000000001005A000-memory.dmp
        Download

        memory/4444-11-0x0000000010000000-0x000000001005A000-memory.dmp
        Download

        memory/4444-201-0x0000000010000000-0x000000001005A000-memory.dmp
        Download

        memory/4444-206-0x0000000010000000-0x000000001005A000-memory.dmp
        Download