Analysis
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max time kernel
1765s -
max time network
1795s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
23-03-2023 11:48
General
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Target
LbsClient.exe
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Size
63KB
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MD5
762f2fc17465058d27010124bb425202
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SHA1
1b6b701c9c09128886e4676c4f1e534c7db39ad9
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SHA256
ae045f8e36db8f38af35258127ff43a71d522ae6ad15b7aad527bf75dd7a7666
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SHA512
329eacc85396f176fb30989f8d85fbeea097388ab37edecf22c3f4f368c1b0b0106cc7ec5c5ad06abbe488868ce4a5731ab04e4e7852a3d37bb1bdc42bb4e932
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SSDEEP
768:8FfQVS7rGOe01ZDKMFiw7qyignMEOoCenkHubK23vuEBXKZ7ifudOPJhsAjDOep:Yfo/mKM1qrgnqebKivpaV0udOR3us
Score
10/10
Malware Config
Extracted
Family
xworm
C2
ways-examining.at.ply.gg:18120
Attributes
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install_file
USB.exe
Signatures
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Xworm
Xworm is a remote access trojan written in C#.
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Drops startup file 2 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\LbsClient.exe"C:\Users\Admin\AppData\Local\Temp\LbsClient.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
88KB
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Filesize
64KB
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Filesize
64KB