General
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Target
JaffaCakes118_c95a495a4c01031dd2c777a44c3fc9e4
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Size
976KB
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Sample
250421-p2z3caxps9
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MD5
c95a495a4c01031dd2c777a44c3fc9e4
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SHA1
51084a46294dd634450c6ac27d9ef870438c4d70
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SHA256
915d73145ca41654c2bd3a3b908de8f2df454c97bb351237bd5498b9954c789a
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SHA512
152a18025948bc9d36f132eed09b3266c97843e0c6c110a3c35d51eeab48d360ca3ad26d25282b935681348eb0731aca6434b162a58e1996cc18e3aa48e1dcd6
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SSDEEP
24576:6xsKXa+hHyWseBg/RfMMMMM2MMMMMoGQS5pv8:6xbbtyWxBg/RfMMMMM2MMMMMTQw8
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_c95a495a4c01031dd2c777a44c3fc9e4.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
JaffaCakes118_c95a495a4c01031dd2c777a44c3fc9e4.exe
Resource
win11-20250411-en
Malware Config
Targets
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Target
JaffaCakes118_c95a495a4c01031dd2c777a44c3fc9e4
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Size
976KB
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MD5
c95a495a4c01031dd2c777a44c3fc9e4
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SHA1
51084a46294dd634450c6ac27d9ef870438c4d70
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SHA256
915d73145ca41654c2bd3a3b908de8f2df454c97bb351237bd5498b9954c789a
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SHA512
152a18025948bc9d36f132eed09b3266c97843e0c6c110a3c35d51eeab48d360ca3ad26d25282b935681348eb0731aca6434b162a58e1996cc18e3aa48e1dcd6
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SSDEEP
24576:6xsKXa+hHyWseBg/RfMMMMM2MMMMMoGQS5pv8:6xbbtyWxBg/RfMMMMM2MMMMMTQw8
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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 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