Overview

overview

10

Static

static

10

9688eee05e...48.exe

windows10-2004-x64

10

9688eee05e...48.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 06:40

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General

  • Target
    9688eee05e1c1c620775152dec59e1912471c67803ce2ebd9993c17b77124f48.exe
  • Size 1.3MB
  • Sample260415-hfbpasbt5y
  • SHA256 9688eee05e1c1c620775152dec59e1912471c67803ce2ebd9993c17b77124f48
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoordiscoveryflyagent

Malware Config

Signatures

  • Family: FlyAgent

    FlyAgent is a backdoor written in C++.

    backdoorflyagent
  • Detects FlyAgent Backdoor 3 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9688eee05e1c1c620775152dec59e1912471c67803ce2ebd9993c17b77124f48.exe
    "C:\Users\Admin\AppData\Local\Temp\9688eee05e1c1c620775152dec59e1912471c67803ce2ebd9993c17b77124f48.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4492
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1820
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2292

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        VBS3.vbs
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
        • Size 753B
        • SHA256 c285b1e69086fc48f16647be12499941445421b61e458adac330031da813fdbe
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        svchcst.exe
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        • Size 1.3MB
        • SHA256 0d68e7ae8f8bf54cb2de8fcf5c93429cfe6f4e1f12007be02a027fdee139a560
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1088-10-0x0000000000400000-0x0000000000551000-memory.dmp
        Download

        memory/1088-11-0x0000000000C10000-0x0000000000C8B000-memory.dmp
        Download

        memory/1088-19-0x0000000000C10000-0x0000000000C8B000-memory.dmp
        Download

        memory/1088-18-0x0000000000400000-0x0000000000551000-memory.dmp
        Download

        memory/1820-25-0x0000000003410000-0x00000000034D1000-memory.dmp
        Download

        memory/2084-24-0x0000000002AD0000-0x0000000002B91000-memory.dmp
        Download

        memory/2292-23-0x00000000009A0000-0x0000000000A1B000-memory.dmp
        Download

        memory/4492-26-0x00000000009B0000-0x0000000000A2B000-memory.dmp
        Download