Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/09/2026, 11:15
General
- Target 1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe
- Size 972KB
- Sample260910-ncv7esscma
- SHA256 1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14
Malware Config
Signatures
- Family: Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 2 IoCs
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"C:\Users\Admin\AppData\Local\Temp\1b77d3f9e71c57cd5a3bf17f9fa4fbb051d1571d63c3223e3201f82ef7be9b14.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 2283⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4164 -ip 41641⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/4164-11-0x0000000000400000-0x0000000000446000-memory.dmp
memory/4164-15-0x0000000000D40000-0x0000000000D86000-memory.dmp
memory/4164-14-0x0000000001230000-0x00000000015A4000-memory.dmp
memory/4164-12-0x0000000000D40000-0x0000000000D86000-memory.dmp
memory/6112-4-0x00000000052D0000-0x00000000052DA000-memory.dmp
memory/6112-6-0x00000000741C0000-0x000000007497C000-memory.dmp
memory/6112-5-0x0000000005430000-0x00000000054CC000-memory.dmp
memory/6112-7-0x00000000056E0000-0x00000000056F2000-memory.dmp
memory/6112-8-0x00000000741D2000-0x00000000741D3000-memory.dmp
memory/6112-9-0x00000000741C0000-0x000000007497C000-memory.dmp
memory/6112-10-0x0000000008E40000-0x0000000008F26000-memory.dmp
memory/6112-0-0x00000000741D2000-0x00000000741D3000-memory.dmp
memory/6112-3-0x0000000005390000-0x0000000005422000-memory.dmp
memory/6112-13-0x00000000741C0000-0x000000007497C000-memory.dmp
memory/6112-2-0x0000000005950000-0x0000000005F0A000-memory.dmp
memory/6112-1-0x0000000000800000-0x00000000008FA000-memory.dmp