Analysis
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max time kernel
298s -
max time network
300s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
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submitted
19-01-2025 13:08
General
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Target
Steam_Setup.exe
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Size
321KB
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MD5
847b0e2d9aec6a7a4429cb31e9718468
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SHA1
6b8e865b06e214250fef0ef7190c51c386c3c681
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SHA256
c5d1a93c06cfd5547096cf37da77bede86b87ea453c941601c315b949f6f5b1c
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SHA512
aa456b7e3a9591ee3d91198bd6d4721335b9bf07b5adea9365dd8a598b99c9b3d085cb5f961e5bda4d4fe9cd6c66f42ba238f32d747d9b6ca3e412d80047f08d
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SSDEEP
6144:7xsyVbxd+GIIIIIIIhIIIIIIIIIIIIIIIU:1sv
Score
10/10
Malware Config
Extracted
Family
xworm
Attributes
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Install_directory
%AppData%
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install_file
XClient.exe
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pastebin_url
https://pastebin.com/raw/ay20NBKe
Signatures
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Detect Xworm Payload 1 IoCs
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Xworm
Xworm is a remote access trojan written in C#.
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Xworm family
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Drops startup file 2 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 64 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Steam_Setup.exe"C:\Users\Admin\AppData\Local\Temp\Steam_Setup.exe"1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
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Filesize
344KB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
10.8MB