General
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Target
Discord.exe
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Size
37KB
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Sample
240622-g7pvkavdpm
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MD5
5c68aeb4a851c6e926ead1ff59f90640
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SHA1
43771d2ff223f80c51a4907786037e746160d0fc
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SHA256
db77279f6b996ae07ac5fd3b1edb3ecf9525087c96bbcf2d7a2a4c100db2cc7b
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SHA512
074e91d484a5fbcac50f947a5c2daea247ba57f3ebdf93381d7710aa5e29f7a123fda2147764880f681694fb2cc2e86c2ef5a0fef638a2fe7db0c73104bb8172
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SSDEEP
768:OEVqIZbwCxWaAXFyw9OY+v6sO/hKPSKAxC:O8qIZb9xKFP9h+6sO/MvAU
Malware Config
Extracted
xworm
5.0
147.185.221.20:33255
L38G3mo1mQdyxT1M
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Install_directory
%Public%
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install_file
Discord.exe
Extracted
xworm
147.185.221.18:41012
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Install_directory
%Userprofile%
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install_file
USBhelper.exe
Extracted
xworm
3.1
seems-radio.gl.at.ply.gg:2519
adult-purchased.gl.at.ply.gg:13795
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Install_directory
%ProgramData%
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install_file
USB.exe
Targets
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Target
Discord.exe
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Size
37KB
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MD5
5c68aeb4a851c6e926ead1ff59f90640
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SHA1
43771d2ff223f80c51a4907786037e746160d0fc
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SHA256
db77279f6b996ae07ac5fd3b1edb3ecf9525087c96bbcf2d7a2a4c100db2cc7b
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SHA512
074e91d484a5fbcac50f947a5c2daea247ba57f3ebdf93381d7710aa5e29f7a123fda2147764880f681694fb2cc2e86c2ef5a0fef638a2fe7db0c73104bb8172
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SSDEEP
768:OEVqIZbwCxWaAXFyw9OY+v6sO/hKPSKAxC:O8qIZb9xKFP9h+6sO/MvAU
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Detect Xworm Payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Blocklisted process makes network request
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1