General
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Target
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7.exe
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Size
558KB
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Sample
241016-bf7cmsvcrd
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MD5
dc50baff9f1bab10f1ebc24e0d77afc3
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SHA1
29f4429939e57666b8a57c2d7b95a4801fa7ca20
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SHA256
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7
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SHA512
6249ae2e738515d2f453310ad8e9730334997796477f88f0e1a72086154b0348b07da7c651b835f8e8b84ac43452fd0d87b5c40400d8a9a6297e802ae045a152
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SSDEEP
6144:mujuIGjAOphSW579i8fB106f91hYC1l+W8GSAZ2nxKdn3wGK570:LRaAODHVrB/lDH8gZhdAY
Static task
static1
Behavioral task
behavioral1
Sample
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
xworm
سPيIXNtJمrCWpكxـاطMWEلD21LcبإA
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Install_directory
%Port%
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install_file
USB.exe
Targets
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Target
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7.exe
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Size
558KB
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MD5
dc50baff9f1bab10f1ebc24e0d77afc3
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SHA1
29f4429939e57666b8a57c2d7b95a4801fa7ca20
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SHA256
03c95970bb3d91530aa29f9199ac1b2d7082672909e9c1a30804f99ebc9643b7
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SHA512
6249ae2e738515d2f453310ad8e9730334997796477f88f0e1a72086154b0348b07da7c651b835f8e8b84ac43452fd0d87b5c40400d8a9a6297e802ae045a152
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SSDEEP
6144:mujuIGjAOphSW579i8fB106f91hYC1l+W8GSAZ2nxKdn3wGK570:LRaAODHVrB/lDH8gZhdAY
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Detect Xworm Payload
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Modifies security service
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Indicator Removal: Clear Windows Event Logs
Clear Windows Event Logs to hide the activity of an intrusion.
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Loads dropped DLL
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Indicator Removal
1Clear Windows Event Logs
1Modify Registry
3Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1