Analysis

  • max time kernel
    141s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/04/2026, 23:40

General

  • Target
    7049f82f9ba6e9392637b299ef974d8973b7e7ca3831cbedaeb90099be591f72.exe
  • Size 1.4MB
  • Sample260426-3pc9psh191
  • SHA256 7049f82f9ba6e9392637b299ef974d8973b7e7ca3831cbedaeb90099be591f72
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: FlyAgent

    FlyAgent is a backdoor written in C++.

  • Detects FlyAgent Backdoor 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7049f82f9ba6e9392637b299ef974d8973b7e7ca3831cbedaeb90099be591f72.exe
    "C:\Users\Admin\AppData\Local\Temp\7049f82f9ba6e9392637b299ef974d8973b7e7ca3831cbedaeb90099be591f72.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1976
    • 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
      PID:4236
    • 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
      PID:4344

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        VBS3.vbs

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
        • Size 753B
        • SHA256 12ac97b7435a51e4b83e8418f702c8b24cfb74d3bc58c070d3f8e6190b48cf6a
        • MD5 SHA1 SHA512 TLSH

        memory/1976-0-0x0000000000400000-0x000000000055F000-memory.dmp

        memory/1976-11-0x0000000000400000-0x000000000055F000-memory.dmp

        memory/1976-12-0x0000000000B30000-0x0000000000BAA000-memory.dmp

        memory/4236-13-0x0000000000920000-0x000000000099A000-memory.dmp

        memory/4236-21-0x0000000000920000-0x000000000099A000-memory.dmp

        memory/4344-14-0x0000000000E20000-0x0000000000E9A000-memory.dmp

        memory/4344-22-0x0000000000E20000-0x0000000000E9A000-memory.dmp