Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 14:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe
- Size 972KB
- Sample260810-scm82a1eqc
- SHA256 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c
- MD5 1c23c8ad57e1e72f4797181d9d94850e
- SHA1 a6dba20a6a0fec16f34a364ff0fe570292cc385b
- SHA512 ac43884a68fed0c038f04def853631a6249740b82a0f99782a34f4e9c6604f99348fe7bcf9d9301d0b717d045c990b829f94749b0da378aa10d799d164ce6783
- SSDEEP 24576:lECJAB7Z9LZCGhwbD3enYGYqiOz5PFqz2fQ4:OCJABPkGSRFq5PYIQ4
- TLSH T1E625129462A8CB26E8BA43F15AB1E33047B47D5B7626D31D8FEDDCEB3861B410A14353
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Formbook payload 1 IoCs
resource yara_rule behavioral2/memory/1412-15-0x0000000000E30000-0x0000000000E76000-memory.dmp family_formbook - SmartAssembly .NET packer 1 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral2/memory/1240-7-0x0000000005210000-0x0000000005220000-memory.dmp SmartAssembly - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1240 set thread context of 1412 1240 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe 89 - Program crash 1 IoCs
pid pid_target Process procid_target 2304 1412 WerFault.exe 89 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1412 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1240 wrote to memory of 1412 1240 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe 89 PID 1240 wrote to memory of 1412 1240 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe 89 PID 1240 wrote to memory of 1412 1240 73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe"C:\Users\Admin\AppData\Local\Temp\73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Users\Admin\AppData\Local\Temp\73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe"C:\Users\Admin\AppData\Local\Temp\73af5029cf043e0c81ebe7258426cfce81c530a92afa74858a978faf2834047c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1412 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1412 -s 2283⤵
- Program crash
PID:2304
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1412 -ip 14121⤵PID:4216