General
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Target
JaffaCakes118_e350cd47d2d19dadb7d9e8c6664eb52f
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Size
600KB
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Sample
250502-y66v5atwgt
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MD5
e350cd47d2d19dadb7d9e8c6664eb52f
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SHA1
e8e427eadbca4b8e67261f309f66d0375e974342
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SHA256
4ed63683b39113714bdfdd5901c0b624c175479d0383bd89b14d690b55304951
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SHA512
c278074d476d27cf5523632d89da668baef508474a042c54e1fbc37d1604b2db39d5fd29f71092d8b781b216482f1552eb69c36fd585d35f3e4bd6015ecad0bd
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SSDEEP
6144:Ij6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrion:66onxOp8FySpE5zvIdtU+Ymef
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_e350cd47d2d19dadb7d9e8c6664eb52f.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
JaffaCakes118_e350cd47d2d19dadb7d9e8c6664eb52f.exe
Resource
win11-20250502-en
Malware Config
Targets
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Target
JaffaCakes118_e350cd47d2d19dadb7d9e8c6664eb52f
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Size
600KB
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MD5
e350cd47d2d19dadb7d9e8c6664eb52f
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SHA1
e8e427eadbca4b8e67261f309f66d0375e974342
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SHA256
4ed63683b39113714bdfdd5901c0b624c175479d0383bd89b14d690b55304951
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SHA512
c278074d476d27cf5523632d89da668baef508474a042c54e1fbc37d1604b2db39d5fd29f71092d8b781b216482f1552eb69c36fd585d35f3e4bd6015ecad0bd
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SSDEEP
6144:Ij6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrion:66onxOp8FySpE5zvIdtU+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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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 autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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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