Analysis
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max time kernel
140s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09-11-2024 20:32
General
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Target
b738ac1ae6debdb89df7e074577c1f0c12dfb80fa6cb708e08f168b744386a6b.exe
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Size
1.7MB
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MD5
1aa5cd181621c7e3f04bcfdf3b31c263
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SHA1
694da2562c80da15128d4fdd305219f97c9fb970
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SHA256
b738ac1ae6debdb89df7e074577c1f0c12dfb80fa6cb708e08f168b744386a6b
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SHA512
1e4f1d3b81e47f2beb64eca5e913750bafd8c2451afda104e6c8562e4d4fcccdf2a27eb39d2ae17ce7fcab86defec98bc4fa986f6f39b793d2890e1358250c28
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SSDEEP
49152:8vN/O65HqEMR5Ae+RVaYuPy+mUki3Jbk/G:6/O6p1Mw3rvKyaksy/
Malware Config
Extracted
xworm
5.0
87.120.112.33:8938
rMibaOUiuViiguc4
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Install_directory
%AppData%
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install_file
XClient.exe
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telegram
https://api.telegram.org/bot6673004050:AAEcDfPnnGAswDvyrn9-bkOySVSnbPqLnBU/sendMessage?chat_id=1470436579
Signatures
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Detect Xworm Payload 2 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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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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Adds Run key to start application 2 TTPs 1 IoCs
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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: AddClipboardFormatListener 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b738ac1ae6debdb89df7e074577c1f0c12dfb80fa6cb708e08f168b744386a6b.exe"C:\Users\Admin\AppData\Local\Temp\b738ac1ae6debdb89df7e074577c1f0c12dfb80fa6cb708e08f168b744386a6b.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
4.4MB