General
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Target
JaffaCakes118_9fcf2bcd668c81b316cc5d7b814d60b9
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Size
636KB
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Sample
250407-tmxe5avwdx
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MD5
9fcf2bcd668c81b316cc5d7b814d60b9
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SHA1
571ad40bbae5fe2bf82f2db67f5f4f168b1146d9
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SHA256
42bfacb6bf9312966fee6726c34c60dd63ff2f864bbe007ea0230a27ecdd8ad2
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SHA512
30164e7b7d1b4699b98ddc104b4469ff1b61d8cf884369f011459a481f463c090fb9b3fcbcaf5aef9ce50df2157e53fbbc40af71720ef66314bb5df31bbd997b
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SSDEEP
12288:Y6onxOp8FySpE5zvIdtU+YmefLs9v2V+yc:Mwp8DozAdO9LsZ20yc
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_9fcf2bcd668c81b316cc5d7b814d60b9.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
JaffaCakes118_9fcf2bcd668c81b316cc5d7b814d60b9
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Size
636KB
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MD5
9fcf2bcd668c81b316cc5d7b814d60b9
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SHA1
571ad40bbae5fe2bf82f2db67f5f4f168b1146d9
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SHA256
42bfacb6bf9312966fee6726c34c60dd63ff2f864bbe007ea0230a27ecdd8ad2
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SHA512
30164e7b7d1b4699b98ddc104b4469ff1b61d8cf884369f011459a481f463c090fb9b3fcbcaf5aef9ce50df2157e53fbbc40af71720ef66314bb5df31bbd997b
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SSDEEP
12288:Y6onxOp8FySpE5zvIdtU+YmefLs9v2V+yc:Mwp8DozAdO9LsZ20yc
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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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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 v15
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