General
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Target
https://is.gd/bytesapi
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Sample
250122-yr2b4asqht
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://is.gd/bytesapi
Resource
win11-20241007-en
25 signatures
150 seconds
Malware Config
Extracted
Family
xworm
C2
127.0.0.1:3555
154.203.197.164:3555
Attributes
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Install_directory
%AppData%
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install_file
XClient.exe
Targets
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Target
https://is.gd/bytesapi
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Detect Xworm Payload
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Xworm family
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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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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1