Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 13:44
General
- Target a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4.exe
- Size 1.1MB
- Sample260810-q15rwazdpg
- SHA256 a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4
Malware Config
Signatures
- Family: Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 1 IoCs
- SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4.exe"C:\Users\Admin\AppData\Local\Temp\a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4.exe"C:\Users\Admin\AppData\Local\Temp\a4b0a84db7be828a5594158ae91e1f5bf4a80972042e5ee9718b40a5d64c52b4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 2283⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2424 -ip 24241⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2424-11-0x0000000000400000-0x0000000000446000-memory.dmp
memory/2424-15-0x0000000001580000-0x00000000015C6000-memory.dmp
memory/2424-14-0x0000000001C50000-0x0000000001FC4000-memory.dmp
memory/2424-12-0x0000000001580000-0x00000000015C6000-memory.dmp
memory/4960-4-0x0000000074660000-0x0000000074E1C000-memory.dmp
memory/4960-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
memory/4960-6-0x00000000051F0000-0x000000000528C000-memory.dmp
memory/4960-7-0x00000000051C0000-0x00000000051DC000-memory.dmp
memory/4960-8-0x0000000074672000-0x0000000074673000-memory.dmp
memory/4960-9-0x0000000074660000-0x0000000074E1C000-memory.dmp
memory/4960-10-0x0000000007730000-0x0000000007816000-memory.dmp
memory/4960-0-0x0000000074672000-0x0000000074673000-memory.dmp
memory/4960-3-0x0000000005010000-0x00000000050A2000-memory.dmp
memory/4960-13-0x0000000074660000-0x0000000074E1C000-memory.dmp
memory/4960-2-0x00000000056A0000-0x0000000005C5A000-memory.dmp
memory/4960-1-0x0000000000290000-0x00000000003A6000-memory.dmp