Overview

overview

10

Static

static

10

f5a5d86d1e...27.exe

windows10-2004-x64

10

f5a5d86d1e...27.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    48s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 08:19

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General

  • Target
    f5a5d86d1edd31da49fdbe07021100e4648c67b0d03fec93f7aa9cd242c38627.exe
  • Size 1.4MB
  • Sample260702-j78nsaev6w
  • SHA256 f5a5d86d1edd31da49fdbe07021100e4648c67b0d03fec93f7aa9cd242c38627
  • 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 4 IoCs
  • 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.

    discovery
  • 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\f5a5d86d1edd31da49fdbe07021100e4648c67b0d03fec93f7aa9cd242c38627.exe
    "C:\Users\Admin\AppData\Local\Temp\f5a5d86d1edd31da49fdbe07021100e4648c67b0d03fec93f7aa9cd242c38627.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:4340
    • 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:2428
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
          PID:4988
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
            4⤵
              PID:1112
        • 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:5276

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            Config.ini
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini
            • Size 92B
            • SHA256 44063c266686263f14cd2a83fee124fb3e61a9171a6aab69709464f49511011d
            • MD5 SHA1 SHA512
            Submit Download

            VBS3.vbs
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
            • Size 753B
            • SHA256 55a3531bdf437e1181a4b40849ae345ae9084c7feb660a73570268a2b4e23759
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            VBS3.vbs
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
            • Size 696B
            • SHA256 c9beda5ae7965cd968f1e6b1e11f17b1b443b8fc6dddb9ad0fe830aafe35ae3a
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            svchcst.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            • Size 1.4MB
            • SHA256 f8dfc579139a01fc37ac9fc46da359f978563764d55810512a0f9197c898101d
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4340-16-0x0000000000400000-0x000000000056D000-memory.dmp
            Download

            memory/4340-18-0x0000000000400000-0x000000000056D000-memory.dmp
            Download

            memory/4340-25-0x0000000000400000-0x000000000056D000-memory.dmp
            Download