General
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Target
JaffaCakes118_a8ed55bc83247a2c8c3273b6781f857d
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Size
564KB
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Sample
250410-htj8latps8
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MD5
a8ed55bc83247a2c8c3273b6781f857d
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SHA1
cbdf77e0b0573ccb6c3c49186fceddf9c719dda4
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SHA256
9f8499ea5622c33ada7c0e0a9bd8a6cadf65632389b7162aa2144acbe5984c6a
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SHA512
bfb9fdd522e8ee34633dbf4c4b89bbef58fd566fc27deb46eac5ebbab0773986cc83a68845ce0e1920545b2cf5ae01bf41e1e317026cc5e491f27dcd3824aee7
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SSDEEP
12288:8pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsXRfMMMMM2MMMMM:8pUNr6YkVRFkgbeqeo68FhqSRfMMMMMN
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_a8ed55bc83247a2c8c3273b6781f857d.exe
Resource
win10v2004-20250313-en
Malware Config
Targets
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Target
JaffaCakes118_a8ed55bc83247a2c8c3273b6781f857d
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Size
564KB
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MD5
a8ed55bc83247a2c8c3273b6781f857d
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SHA1
cbdf77e0b0573ccb6c3c49186fceddf9c719dda4
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SHA256
9f8499ea5622c33ada7c0e0a9bd8a6cadf65632389b7162aa2144acbe5984c6a
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SHA512
bfb9fdd522e8ee34633dbf4c4b89bbef58fd566fc27deb46eac5ebbab0773986cc83a68845ce0e1920545b2cf5ae01bf41e1e317026cc5e491f27dcd3824aee7
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SSDEEP
12288:8pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsXRfMMMMM2MMMMM:8pUNr6YkVRFkgbeqeo68FhqSRfMMMMMN
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Modifies WinLogon for persistence
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Pykspa family
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UAC bypass
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Detect Pykspa worm
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Adds policy Run key to start application
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Blocklisted process makes network request
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Disables RegEdit via registry modification
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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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Impair Defenses: Safe Mode Boot
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Adds Run key to start application
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Checks whether UAC is enabled
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Hijack Execution Flow: Executable Installer File Permissions Weakness
Possible Turn off User Account Control's privilege elevation for standard users.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
5