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General
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Target
NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe
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Size
1.1MB
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Sample
231006-rltxhacf7x
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MD5
ec139a3e242be5dfb2f5005116a811e1
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SHA1
bbd9ba813db931da7272b0f4fd0bf111d9e7f8ee
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SHA256
d966f610667639d9763b08c3992550d71a8fa4b927f79f2abfcbb082014e6f04
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SHA512
469eb79bfd5d73b8a3ec9bb668c73f21ee12b6f33e574f9694fb53b3945b96eba881dc5255ad5c27925f5d267a6f46fe39965102278d80963c130974ce13934c
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SSDEEP
6144:mjUjMj9jCfj9j3j9jtj9jOj9j9j9jvj9jGj9jSj9jSj9jmj9jE:jf
Behavioral task
behavioral1
Sample
NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Targets
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Target
NEAS.ec139a3e242be5dfb2f5005116a811e1exe_JC.exe
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Size
1.1MB
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MD5
ec139a3e242be5dfb2f5005116a811e1
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SHA1
bbd9ba813db931da7272b0f4fd0bf111d9e7f8ee
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SHA256
d966f610667639d9763b08c3992550d71a8fa4b927f79f2abfcbb082014e6f04
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SHA512
469eb79bfd5d73b8a3ec9bb668c73f21ee12b6f33e574f9694fb53b3945b96eba881dc5255ad5c27925f5d267a6f46fe39965102278d80963c130974ce13934c
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SSDEEP
6144:mjUjMj9jCfj9j3j9jtj9jOj9j9j9jvj9jGj9jSj9jSj9jmj9jE:jf
Score10/10-
Modifies WinLogon for persistence
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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Disables use of System Restore points
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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Adds Run key to start application
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Drops desktop.ini file(s)
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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
6