Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/09/2026, 04:37
General
- Target invoice_30_09_26pdf.exe
- Size 905KB
- Sample260930-e818wasxes
- SHA256 fd9ed11f3b7d5a684e86ae9c4bc8525229f6b7702793fe709893f9e1c72522ec
Malware Config
Signatures
- Family: Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 2 IoCs
- SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
- Suspicious use of SetThreadContext 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 11 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.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\invoice_30_09_26pdf.exe"C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"C:\Users\Admin\AppData\Local\Temp\invoice_30_09_26pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/1672-8-0x0000000074280000-0x0000000074A3C000-memory.dmp
memory/1672-10-0x0000000007F80000-0x000000000800A000-memory.dmp
memory/1672-2-0x0000000005D60000-0x000000000631A000-memory.dmp
memory/1672-9-0x0000000008020000-0x00000000080BC000-memory.dmp
memory/1672-4-0x0000000005810000-0x000000000581A000-memory.dmp
memory/1672-5-0x0000000074280000-0x0000000074A3C000-memory.dmp
memory/1672-6-0x0000000005BA0000-0x0000000005BB6000-memory.dmp
memory/1672-7-0x0000000074292000-0x0000000074293000-memory.dmp
memory/1672-1-0x0000000000D50000-0x0000000000E36000-memory.dmp
memory/1672-0-0x0000000074292000-0x0000000074293000-memory.dmp
memory/1672-3-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/1672-11-0x00000000085F0000-0x0000000008B1C000-memory.dmp
memory/1672-12-0x0000000008B20000-0x0000000008FEC000-memory.dmp
memory/1672-15-0x0000000074280000-0x0000000074A3C000-memory.dmp
memory/4408-14-0x0000000001340000-0x0000000001386000-memory.dmp
memory/4408-13-0x0000000000400000-0x0000000000446000-memory.dmp
memory/4408-16-0x0000000001730000-0x0000000001AA4000-memory.dmp
memory/4408-17-0x0000000001340000-0x0000000001386000-memory.dmp
memory/4408-18-0x0000000001340000-0x0000000001386000-memory.dmp