General
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Target
JaffaCakes118_ed5ea3c5eb7f0ef36437b56df69bf07c
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Size
564KB
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Sample
250504-wnrmdacj5z
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MD5
ed5ea3c5eb7f0ef36437b56df69bf07c
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SHA1
dd2c4f523df874708dc6d15267280f205a0c36ed
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SHA256
83b1509fa21ce9a2c1e6d68b5d256f6bd1242809a7cec25c81b702aebbd85343
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SHA512
c89a82082848c8d246d22f59ba7daae3e51fb13b9cefc745022938f87eb3ab4f7e45907a6ef8f3cb48c0773ba757937871ebd2da52dc4c973c1493098993ae66
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SSDEEP
12288:2pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsD:2pUNr6YkVRFkgbeqeo68Fhqy
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ed5ea3c5eb7f0ef36437b56df69bf07c.exe
Resource
win10v2004-20250502-en
Malware Config
Targets
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Target
JaffaCakes118_ed5ea3c5eb7f0ef36437b56df69bf07c
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Size
564KB
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MD5
ed5ea3c5eb7f0ef36437b56df69bf07c
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SHA1
dd2c4f523df874708dc6d15267280f205a0c36ed
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SHA256
83b1509fa21ce9a2c1e6d68b5d256f6bd1242809a7cec25c81b702aebbd85343
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SHA512
c89a82082848c8d246d22f59ba7daae3e51fb13b9cefc745022938f87eb3ab4f7e45907a6ef8f3cb48c0773ba757937871ebd2da52dc4c973c1493098993ae66
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SSDEEP
12288:2pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsD:2pUNr6YkVRFkgbeqeo68Fhqy
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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