Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-11-2024 10:12
General
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Target
WEXI0_file.exe
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Size
1.7MB
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MD5
ad2614f8fc64b80170d83371df79985c
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SHA1
a1cd004ba4f69b78b293fdeff44f5704482eb648
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SHA256
3259290c189d3a3d59ee28223294cc53e2447d81e1a01e1a5e0139be27541657
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SHA512
354b41d4ac30b6725659d17ea2e63ed50eb565aa2a5a6df98042ab1aabd6293469554e5af7b8995a78ab01506f832fb76a2e931daf2949be7e5c2ae15dfa9724
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SSDEEP
49152:ihJVJIvB0kky8gxVCGk62Uza3lcpDcDoI:ihuB0kk5GCL6va3yFcV
Malware Config
Extracted
stealc
mars
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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Suspicious use of NtSetInformationThreadHideFromDebugger 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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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\WEXI0_file.exe"C:\Users\Admin\AppData\Local\Temp\WEXI0_file.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
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.6MB
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Filesize
8KB
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Filesize
92KB
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Filesize
6.6MB
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Filesize
6.6MB