Analysis
- max time kernel
73s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/08/2026, 12:57
Behavioral task
behavioral1
Sample
e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe
- Size 1.1MB
- Sample260803-p67b8aydkf
- SHA256 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108
- MD5 eb227553ab5c3b8664e9f9d0f822a998
- SHA1 0967e63eeeed2f077040961fd5da6b2c18a1bb1a
- SHA512 29a1b173df722a0573d0c73d948d122273c337b8d44e7be08282264bdcdeca94f06506671ce35cb28ddf0ef36ab79e97e90d73234de8ed5881160ec7ff9f21c7
- SSDEEP 24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5Qh:acallSllG4ZM7QzMY
- TLSH T111458C13F292C0F1E61C227124FB6339BE749B450A71CAC7E795DD791C32691ABA720E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects FlyAgent Backdoor 2 IoCs
resource yara_rule behavioral1/memory/1656-0-0x0000000000400000-0x000000000055F000-memory.dmp flyagent behavioral1/memory/1656-12-0x0000000000400000-0x000000000055F000-memory.dmp flyagent - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs
pid Process 3932 WScript.exe 2976 WScript.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1656 wrote to memory of 3932 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 85 PID 1656 wrote to memory of 2976 1656 e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.exe"C:\Users\Admin\AppData\Local\Temp\e18bb79ad25cfea01faed56dbd10cd4ba8200fdf6bf8655c8fd20af9423c1108.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:1656 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:3932
-
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:2976
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
- Size 753B
- SHA256 f09afd5234e5ddb6d66f1cc6ac76d319f9c367dd93d6b407d6e90ab84047cae1
- MD5 74ca0073666995cd69dfc82fe4277c4b
- SHA1 80a0c3d4bce0eee73ea0a6d7986588b2c43c97b2
- SHA512 b73835d4deb9c1789c335ab2bb1919aaea29087e36e9e8aa2e579c0f6e74a405e8c1da7bc10993c23bfe96da4b81b390c0ff37dc7885a79c54b27758f777cb2b
- TLSH T17301C000DD4C825C503453772432E44EF7EA255363036CD9B896D1652FB07689C74A36
- MD5 SHA1 SHA512 TLSH