General
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Target
JaffaCakes118_e5c3120002b37508bf5818575602b6fd
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Size
1016KB
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Sample
250503-vrprhsw1dt
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MD5
e5c3120002b37508bf5818575602b6fd
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SHA1
608188e4c230fe43887ae5bd9239ebbd21d54b5d
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SHA256
cd535e113c082c1341000387beea5b44386db9c6872e4ad3e432bbe18b9c2c75
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SHA512
e6218c70045131db7eb7b026eb197d4115572e50db9768397842d26c0d634d59b52863e759fbcca726be4c4073243d01fc2984ebd29c4291ee3f9fe9a683e6ee
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SSDEEP
6144:FIXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHU:FIXsgtvm1De5YlOx6lzBH46U
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_e5c3120002b37508bf5818575602b6fd.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
JaffaCakes118_e5c3120002b37508bf5818575602b6fd.exe
Resource
win11-20250502-en
Malware Config
Targets
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Target
JaffaCakes118_e5c3120002b37508bf5818575602b6fd
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Size
1016KB
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MD5
e5c3120002b37508bf5818575602b6fd
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SHA1
608188e4c230fe43887ae5bd9239ebbd21d54b5d
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SHA256
cd535e113c082c1341000387beea5b44386db9c6872e4ad3e432bbe18b9c2c75
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SHA512
e6218c70045131db7eb7b026eb197d4115572e50db9768397842d26c0d634d59b52863e759fbcca726be4c4073243d01fc2984ebd29c4291ee3f9fe9a683e6ee
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SSDEEP
6144:FIXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHU:FIXsgtvm1De5YlOx6lzBH46U
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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