General
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Target
8134e598125e14e6bd192b3bf1a5fa85_JaffaCakes118
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Size
284KB
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Sample
241031-cwwrhsxerc
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MD5
8134e598125e14e6bd192b3bf1a5fa85
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SHA1
e6d8f38208f789e5880085c43db65ddb0422df67
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SHA256
e13b8ea286f1d029c16412c194919057eb73732b06b0236516fa3971f493974d
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SHA512
354dc28b7ebd1be9c1573937c19cce482872908237d90d53c0feac4db3b4d4b8f066bcd3a43088ccdb62b2da8c305ec0912bb8aaf373fdc6d07f3f18293c8ad8
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SSDEEP
6144:lIfYOMlH5bmfynhMTMYX5evvwo86JQPDHDdx/Qtq8:ToWhMwYX5e3hPJQPDHvd
Static task
static1
Behavioral task
behavioral1
Sample
8134e598125e14e6bd192b3bf1a5fa85_JaffaCakes118.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
8134e598125e14e6bd192b3bf1a5fa85_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
8134e598125e14e6bd192b3bf1a5fa85_JaffaCakes118
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Size
284KB
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MD5
8134e598125e14e6bd192b3bf1a5fa85
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SHA1
e6d8f38208f789e5880085c43db65ddb0422df67
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SHA256
e13b8ea286f1d029c16412c194919057eb73732b06b0236516fa3971f493974d
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SHA512
354dc28b7ebd1be9c1573937c19cce482872908237d90d53c0feac4db3b4d4b8f066bcd3a43088ccdb62b2da8c305ec0912bb8aaf373fdc6d07f3f18293c8ad8
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SSDEEP
6144:lIfYOMlH5bmfynhMTMYX5evvwo86JQPDHDdx/Qtq8:ToWhMwYX5e3hPJQPDHvd
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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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Loads dropped DLL
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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