Analysis
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max time kernel
108s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
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submitted
08-02-2025 12:48
General
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Target
845f79a7b30edf97aafb682109eb1b5cd205859c2b10f786480920112a278b9c.exe
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Size
1.7MB
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MD5
b9c972302e3b1e12da876f169ab11ecb
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SHA1
99504a9da2b9d64c20254c19ae6a9ec73cb3c763
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SHA256
845f79a7b30edf97aafb682109eb1b5cd205859c2b10f786480920112a278b9c
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SHA512
1289c13a39c7314741f20f00a8937dbcbe40139e8575897d0011fce3a502a7fb2921993bd17fd9500e108897febc86886864e1d31d2a6b38f3d9c1233553c3be
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SSDEEP
49152:I3U7sUy61ZW12DJT9WZCpq+amN8uyGzWV/6f5zGwbvDMcov:B7sUy6vWYhPpq8zzVGwbvDpM
Malware Config
Extracted
stealc
kira
http://185.215.113.115
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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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Downloads MZ/PE file 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 2 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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System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\845f79a7b30edf97aafb682109eb1b5cd205859c2b10f786480920112a278b9c.exe"C:\Users\Admin\AppData\Local\Temp\845f79a7b30edf97aafb682109eb1b5cd205859c2b10f786480920112a278b9c.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
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDI5MjQ1MzM2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
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