Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
05/08/2026, 03:40
General
- Target 700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8.exe
- Size 995KB
- Sample260805-d8av9ach79
- SHA256 700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8
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\700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8.exe"C:\Users\Admin\AppData\Local\Temp\700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8.exe"C:\Users\Admin\AppData\Local\Temp\700882ba301265da0edea3f8828d345924836efb2f99935fe085d7da1aeb7fb8.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 1883⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4552 -ip 45521⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/2844-0-0x00000000004B0000-0x00000000005B0000-memory.dmp
memory/2844-1-0x0000000005570000-0x0000000005B14000-memory.dmp
memory/2844-2-0x0000000004FC0000-0x0000000005052000-memory.dmp
memory/2844-3-0x00000000051C0000-0x00000000051D0000-memory.dmp
memory/2844-4-0x0000000004F70000-0x0000000004F7A000-memory.dmp
memory/2844-5-0x0000000005390000-0x00000000053A4000-memory.dmp
memory/2844-6-0x00000000051C0000-0x00000000051D0000-memory.dmp
memory/2844-7-0x00000000054A0000-0x000000000553C000-memory.dmp
memory/2844-8-0x0000000005B20000-0x0000000005C00000-memory.dmp
memory/4552-9-0x0000000000400000-0x0000000000447000-memory.dmp
memory/4552-11-0x0000000001180000-0x00000000011C7000-memory.dmp
memory/4552-12-0x0000000001740000-0x0000000001A8A000-memory.dmp