Overview

overview

10

Static

static

10

886ee1d09c...67.exe

windows10-2004-x64

10

886ee1d09c...67.exe

windows11-21h2-x64

10

Analysis

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

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/04/2026, 11:07

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General

  • Target
    886ee1d09c6d7b4987b9f21ae3a828b3152058e3f3cd79562ec7646926409567.exe
  • Size 1.3MB
  • Sample260428-m8ezmsgx9s
  • SHA256 886ee1d09c6d7b4987b9f21ae3a828b3152058e3f3cd79562ec7646926409567
  • 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\886ee1d09c6d7b4987b9f21ae3a828b3152058e3f3cd79562ec7646926409567.exe
    "C:\Users\Admin\AppData\Local\Temp\886ee1d09c6d7b4987b9f21ae3a828b3152058e3f3cd79562ec7646926409567.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:4040
    • 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:5104
      • 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:2624
    • 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:3812
      • 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:3660

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 27a162a3a0f36fc3ba4d4b1e245855f0b67a532923e40d4f61229e4eb6ceb8b8
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        svchcst.exe
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        • Size 1.3MB
        • SHA256 681294536470f560982fef283370f8e311d033ada7c407272f31c6fcecda65db
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2624-30-0x0000000002410000-0x0000000002474000-memory.dmp
        Download

        memory/3660-28-0x00000000023D0000-0x0000000002434000-memory.dmp
        Download

        memory/3812-13-0x0000000001470000-0x00000000014D4000-memory.dmp
        Download

        memory/4040-10-0x0000000000400000-0x0000000000551000-memory.dmp
        Download

        memory/4040-11-0x0000000002530000-0x0000000002594000-memory.dmp
        Download

        memory/4040-22-0x0000000000400000-0x0000000000551000-memory.dmp
        Download

        memory/4040-23-0x0000000002530000-0x0000000002594000-memory.dmp
        Download

        memory/5104-12-0x0000000000B10000-0x0000000000B74000-memory.dmp
        Download