Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-12-2024 03:48
General
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Target
c9b7962d520c5a0a1067f8b61c08ed27b23387ee910b2b0f328fee3a3cdab9d3.exe
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Size
4.9MB
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MD5
6b80064dc2ce990d86dfe626b049e4fd
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SHA1
086b7a4ef8878371aa32673af2365d562f3179d0
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SHA256
c9b7962d520c5a0a1067f8b61c08ed27b23387ee910b2b0f328fee3a3cdab9d3
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SHA512
38c71885521d916f69d2cf21055d3cf9e212c67c78427aca2fe5559c14fb8e7f065345502f2354567f5fa58c329adeb66d01f911faefa28e34bed94478bd713f
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SSDEEP
98304:2qYmylwIJ31NFsPu7MF7ft6N6FxLFxmI:2qYmf7Qk6OF8
Malware Config
Extracted
stealc
stok
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\c9b7962d520c5a0a1067f8b61c08ed27b23387ee910b2b0f328fee3a3cdab9d3.exe"C:\Users\Admin\AppData\Local\Temp\c9b7962d520c5a0a1067f8b61c08ed27b23387ee910b2b0f328fee3a3cdab9d3.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 2024 -s 14802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2024 -ip 20241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.9MB
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Filesize
8KB
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Filesize
2.3MB
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Filesize
4.9MB
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Filesize
4.9MB
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Filesize
2.3MB
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Filesize
4.9MB
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Filesize
4.9MB
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Filesize
4.9MB
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Filesize
4.9MB
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Filesize
2.3MB