General
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Target
JaffaCakes118_ab47884d9e2e8eaad031b2021d074b61
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Size
652KB
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Sample
250410-wpbybayyf1
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MD5
ab47884d9e2e8eaad031b2021d074b61
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SHA1
576c99efb0cfa3ab5de053cd4618fec6fb6384dc
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SHA256
3f58e40fd44fda086235bf1c5a36a2fa8e50c90a229afa3ea18db4209da82347
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SHA512
5df186775287d8bfdd1e7a701bd3b58399f6517b0a8e09502ef2a86e0534c0d63c95efd1ecddb053afaa9b837ce31e5afd81732538cd2e4647beaa1d45e5460e
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SSDEEP
6144:lj+/wndfF/gl0LQIk8DR3dEuAI7pENxsZozAm9TMdGQLUg1nYmefPImdrionep:t+onxOp8FySpEDzvIdtU+Ymef
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ab47884d9e2e8eaad031b2021d074b61.exe
Resource
win10v2004-20250313-en
Malware Config
Targets
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Target
JaffaCakes118_ab47884d9e2e8eaad031b2021d074b61
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Size
652KB
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MD5
ab47884d9e2e8eaad031b2021d074b61
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SHA1
576c99efb0cfa3ab5de053cd4618fec6fb6384dc
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SHA256
3f58e40fd44fda086235bf1c5a36a2fa8e50c90a229afa3ea18db4209da82347
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SHA512
5df186775287d8bfdd1e7a701bd3b58399f6517b0a8e09502ef2a86e0534c0d63c95efd1ecddb053afaa9b837ce31e5afd81732538cd2e4647beaa1d45e5460e
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SSDEEP
6144:lj+/wndfF/gl0LQIk8DR3dEuAI7pENxsZozAm9TMdGQLUg1nYmefPImdrionep:t+onxOp8FySpEDzvIdtU+Ymef
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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