General
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Target
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7
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Size
441KB
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Sample
240522-jrbn4sgg75
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MD5
ab40c077a475dbe9e1195aa77c0a6f5b
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SHA1
c05bb3418f409c1d32169d2b3f0d871534f18a9c
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SHA256
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7
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SHA512
d915f1587b87adffcb49390644559d3c9647329aa6af0a5a95fb3b2a3ea9e7a81a463c53fe7266c7f282a55df219b4bab6a444b5008f25af03a1c307acbe25fe
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SSDEEP
6144:7eHwXUU5EYCTvaBjRjWrLJKuKnGML5NjcxFSsQLH5AL:7yMUusvalgg5NjaFSsPL
Static task
static1
Behavioral task
behavioral1
Sample
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7
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Size
441KB
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MD5
ab40c077a475dbe9e1195aa77c0a6f5b
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SHA1
c05bb3418f409c1d32169d2b3f0d871534f18a9c
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SHA256
d176b49f914fe134197e04a80485d9be580cfea991ab8168a05378e07f9ebef7
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SHA512
d915f1587b87adffcb49390644559d3c9647329aa6af0a5a95fb3b2a3ea9e7a81a463c53fe7266c7f282a55df219b4bab6a444b5008f25af03a1c307acbe25fe
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SSDEEP
6144:7eHwXUU5EYCTvaBjRjWrLJKuKnGML5NjcxFSsQLH5AL:7yMUusvalgg5NjaFSsPL
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 use of System Restore points
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Sets file execution options in registry
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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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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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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
2Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
6