Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 14:08
General
- Target 6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5.exe
- Size 1003KB
- Sample260810-rfkrmswsez
- SHA256 6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5
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\6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5.exe"C:\Users\Admin\AppData\Local\Temp\6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5.exe"C:\Users\Admin\AppData\Local\Temp\6fca0da799cc63ba982f310d9c0b5e7f4d19e5c4a48fa9abdc60bef6ee0af0c5.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 2283⤵
- Program crash
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 2868 -ip 28681⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/2868-11-0x0000000000400000-0x0000000000447000-memory.dmp
memory/2868-14-0x0000000001150000-0x00000000014C4000-memory.dmp
memory/2868-12-0x0000000000C20000-0x0000000000C67000-memory.dmp
memory/4632-6-0x0000000005440000-0x0000000005456000-memory.dmp
memory/4632-4-0x0000000005280000-0x000000000528A000-memory.dmp
memory/4632-5-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/4632-0-0x0000000074B62000-0x0000000074B63000-memory.dmp
memory/4632-7-0x0000000074B62000-0x0000000074B63000-memory.dmp
memory/4632-8-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/4632-9-0x0000000007800000-0x00000000078E4000-memory.dmp
memory/4632-10-0x00000000079B0000-0x0000000007A4C000-memory.dmp
memory/4632-3-0x0000000005290000-0x0000000005322000-memory.dmp
memory/4632-2-0x0000000005940000-0x0000000005EFA000-memory.dmp
memory/4632-13-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/4632-1-0x0000000000670000-0x0000000000772000-memory.dmp