General
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Target
sample
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Size
82KB
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Sample
240501-vsfj8sbh7y
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MD5
fcd9409e118563034437873e3970cd41
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SHA1
c1f415ba7edaf4c36df0bf551c208aa4361f9e0a
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SHA256
e7fef8cf84638066b0991bf6a6fd8842e35ada8a0ce50f9b51afc390ab0c3a8e
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SHA512
2ae93aab56e51eaf891017531a05f61b6b3efde4c64210663ec256b7b839b17c204d281506380cc5ed388b2a0bdd1be5d52caf3093ae4c52779729f8c91026f3
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SSDEEP
1536:zqcEYq4NOFYWvjpA8KQkeSVN0NtsJtkt0xo8J:GcEYqmOjpOtS0j
Static task
static1
Behavioral task
behavioral1
Sample
sample.js
Resource
win11-20240419-en
Malware Config
Targets
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Target
sample
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Size
82KB
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MD5
fcd9409e118563034437873e3970cd41
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SHA1
c1f415ba7edaf4c36df0bf551c208aa4361f9e0a
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SHA256
e7fef8cf84638066b0991bf6a6fd8842e35ada8a0ce50f9b51afc390ab0c3a8e
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SHA512
2ae93aab56e51eaf891017531a05f61b6b3efde4c64210663ec256b7b839b17c204d281506380cc5ed388b2a0bdd1be5d52caf3093ae4c52779729f8c91026f3
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SSDEEP
1536:zqcEYq4NOFYWvjpA8KQkeSVN0NtsJtkt0xo8J:GcEYqmOjpOtS0j
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Renames multiple (125) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Modifies Installed Components in the registry
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Sets file execution options in registry
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Registers COM server for autorun
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4Browser Extensions
1Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4Defense Evasion
File and Directory Permissions Modification
1Modify Registry
7Subvert Trust Controls
1Install Root Certificate
1