Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 23:22
Behavioral task
behavioral1
Sample
Lean Swapper.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target Lean Swapper.exe
- Size 24.6MB
- Sample260722-3c3ntsdd86
- SHA256 370e526de330ff853d02ee58ef405caf0320b550a0cbc6a409c3983a41248cb4
- MD5 057db209385259bf790d95064b8b2cfb
- SHA1 79f87ecf15e0f80194ad0cb365d69a03c9f2af7f
- SHA512 f7fa5c1f4431f62d8a4208395605b946d93345fa2d64619afab3d2c081a8c4a0b88631c04bfe005f2d97c57a9ce7a21bebc5d40d83c22da84bf07f0448bdbb46
- SSDEEP 393216:dWfnjbKO4IbQPLISR8lyQdN/Wn1X8JspoEWTIamlwk4a:dWfjuO4IbQPLQlyAun1XzVa
- TLSH T1DC47334632699909CC1663365823C3B21FB1AD963364D33B78F8FD6FBDB161A6C402E5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/4232-1-0x0000000000280000-0x00000000029BA000-memory.dmp vmprotect - Program crash 1 IoCs
pid pid_target Process procid_target 3708 4232 WerFault.exe 88 - System Location Discovery: System Language Discovery 1 TTPs 1 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 Lean Swapper.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Lean Swapper.exe"C:\Users\Admin\AppData\Local\Temp\Lean Swapper.exe"1⤵
- System Location Discovery: System Language Discovery
PID:4232 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 11122⤵
- Program crash
PID:3708
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4232 -ip 42321⤵PID:4572