Analysis
- max time kernel
121s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
17/04/2026, 10:51
General
- Target adc52fb38b6718f179f54fdba9f4843d0614d6e5dbba6397e942cf9503526bdb.exe
- Size 1.1MB
- Sample260417-mx84caex4x
- SHA256 adc52fb38b6718f179f54fdba9f4843d0614d6e5dbba6397e942cf9503526bdb
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 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\adc52fb38b6718f179f54fdba9f4843d0614d6e5dbba6397e942cf9503526bdb.exe"C:\Users\Admin\AppData\Local\Temp\adc52fb38b6718f179f54fdba9f4843d0614d6e5dbba6397e942cf9503526bdb.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/3812-15-0x00000000033E0000-0x00000000034B3000-memory.dmp
memory/5152-0-0x0000000000400000-0x000000000055F000-memory.dmp
memory/5152-13-0x0000000000400000-0x000000000055F000-memory.dmp
memory/5152-12-0x0000000002470000-0x0000000002543000-memory.dmp
memory/5604-14-0x0000000002EE0000-0x0000000002FB3000-memory.dmp