General
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Target
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Size
2.5MB
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Sample
220423-gv9dfaehan
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MD5
3fe372e36a4a3ec87f12e0e65fce255b
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SHA1
ca2747693ced1e4436082a96daab2cdd945459c3
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SHA256
9e810b47765a320641c66c2628fce44f824345fb882f62c7e3077851feb703f8
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SHA512
2a29e68922d5984376964337d9ae4939e760ecb2862ae8301d99c6fafed3b4369788c2ffebc781aa56067f7131e4f66a04b0ec3e1743779d8d3a7d50cb9598ef
Static task
static1
Malware Config
Targets
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Target
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Size
3.0MB
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MD5
149cc2ec1900cb778afb50d8026eadf5
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SHA1
a7bc1bbc7bdc970757ec369ef0b51dc53989f131
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SHA256
817a695e53a1d6e24f2c701751b4d18468f20698f30fada420dfba6e21a09797
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SHA512
d617654478beb6325d86c108cddaff8f8d658a235d26b8e0282ed85dca826bdb62b0b67e749c7cd421dbae1d98084220e2f4d5779badb8fd7ab07ff333a35553
Score10/10-
Modifies WinLogon for persistence
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Modifies system executable filetype association
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Modifies Installed Components in the registry
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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MITRE ATT&CK Enterprise v6
Persistence
Change Default File Association
1Hidden Files and Directories
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Bypass User Account Control
1Disabling Security Tools
1Hidden Files and Directories
1Modify Registry
5