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General
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Target
f9376895b8cf451ac719eab3dc0667e0_NEIKI
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Size
91KB
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Sample
240508-hbp15afd6s
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MD5
f9376895b8cf451ac719eab3dc0667e0
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SHA1
46ee20ba220785f23e35d8f8d388714869e18459
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SHA256
4c3fe799972499271cbe653f258acffc61d8fb5dc6ebfec51db9dabca19fb890
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SHA512
eee053878a8ebcbfee7f32b15cf2d1db23bd87f7f2cbd7a4245d5da6164ac276b32a36d89f0b89d09a24366905bae6143d0342e76eb7a0ba38b362afcee4bb77
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SSDEEP
1536:9a8jroAbRB+XWCQLZeIdSwk5a8jroAbRB+XWCQLZeIdSwky:LFRBLJShFRBLJS8
Behavioral task
behavioral1
Sample
f9376895b8cf451ac719eab3dc0667e0_NEIKI.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
f9376895b8cf451ac719eab3dc0667e0_NEIKI.exe
Resource
win10v2004-20240426-en
Malware Config
Targets
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Target
f9376895b8cf451ac719eab3dc0667e0_NEIKI
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Size
91KB
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MD5
f9376895b8cf451ac719eab3dc0667e0
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SHA1
46ee20ba220785f23e35d8f8d388714869e18459
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SHA256
4c3fe799972499271cbe653f258acffc61d8fb5dc6ebfec51db9dabca19fb890
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SHA512
eee053878a8ebcbfee7f32b15cf2d1db23bd87f7f2cbd7a4245d5da6164ac276b32a36d89f0b89d09a24366905bae6143d0342e76eb7a0ba38b362afcee4bb77
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SSDEEP
1536:9a8jroAbRB+XWCQLZeIdSwk5a8jroAbRB+XWCQLZeIdSwky:LFRBLJShFRBLJS8
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 cmd.exe use 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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Modifies WinLogon
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
9