Analysis
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max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11-01-2025 11:05
General
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Target
9599af00ff7eeb226b07e57f6761559858eda9a768dec345a37d1f59f64aa095N.exe
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Size
1.7MB
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MD5
1bf934f2f20f8ad6bd44365df231ccf0
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SHA1
22c168a1b712c66a865cae62cc049055574084ee
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SHA256
9599af00ff7eeb226b07e57f6761559858eda9a768dec345a37d1f59f64aa095
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SHA512
84e901e2e76676c7334b7a0ebaa77007fa76f9300acfcf91da902cc27048843262ed2a2598cee6ea05ca8d38e7388c07a24d2aaa81533a9343d2e09ed79367fe
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SSDEEP
49152:/oT2tslxfK1iIVawlZtAtsKF4mq+hAIJCqp:/SisXK1i4aUM2KF4mhA+C
Malware Config
Extracted
stealc
brat
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Signatures
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Stealc
Stealc is an infostealer written in C++.
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Program crash 1 IoCs
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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.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9599af00ff7eeb226b07e57f6761559858eda9a768dec345a37d1f59f64aa095N.exe"C:\Users\Admin\AppData\Local\Temp\9599af00ff7eeb226b07e57f6761559858eda9a768dec345a37d1f59f64aa095N.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 14642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1960 -ip 19601⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.5MB
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Filesize
8KB
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Filesize
92KB
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Filesize
6.5MB
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Filesize
6.5MB
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Filesize
6.5MB
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Filesize
6.5MB
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Filesize
6.5MB