Analysis
- max time kernel
77s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
23/04/2026, 11:48
General
- Target 86e0267ee6ea6907b2e8521ddf20fa30f50b786b76ca1537bbaea4277e05b1ca.exe
- Size 1.4MB
- Sample260423-nyfc4aby3x
- SHA256 86e0267ee6ea6907b2e8521ddf20fa30f50b786b76ca1537bbaea4277e05b1ca
Score
10/10
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 6 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\86e0267ee6ea6907b2e8521ddf20fa30f50b786b76ca1537bbaea4277e05b1ca.exe"C:\Users\Admin\AppData\Local\Temp\86e0267ee6ea6907b2e8521ddf20fa30f50b786b76ca1537bbaea4277e05b1ca.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
-
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
-
-
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
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
VBS3.vbs
memory/1252-0-0x0000000000400000-0x000000000055F000-memory.dmp
memory/1252-13-0x0000000000400000-0x000000000055F000-memory.dmp
memory/1252-12-0x0000000000B20000-0x0000000000DA1000-memory.dmp
memory/1252-19-0x0000000000B20000-0x0000000000DA1000-memory.dmp
memory/1252-26-0x0000000000B20000-0x0000000000DA1000-memory.dmp
memory/1252-38-0x0000000000B20000-0x0000000000DA1000-memory.dmp