General
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Target
JaffaCakes118_a336f8dbe02e6b38651a95838843d159
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Size
532KB
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Sample
250409-e14n2aypy6
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MD5
a336f8dbe02e6b38651a95838843d159
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SHA1
8988026b6dcd663381a99c94c7d295731fb23419
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SHA256
44486d706aceafbe98008d88664caba6c68c9b430c13968fe24fb5b7142b764b
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SHA512
fbca61fb373448acdb54a5340aef7dde47eff343a8947029bd43d48c5bf28ebc8a76a4295e0ca7427c23f4ae18498dc2f381357147a59731fefd723471dd313a
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SSDEEP
12288:x6GT1pKuY4RvATM1vaPX/aATK09j8XtLpm1tT0:pmu1RATMlkT99jctLpwR0
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_a336f8dbe02e6b38651a95838843d159.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
JaffaCakes118_a336f8dbe02e6b38651a95838843d159
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Size
532KB
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MD5
a336f8dbe02e6b38651a95838843d159
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SHA1
8988026b6dcd663381a99c94c7d295731fb23419
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SHA256
44486d706aceafbe98008d88664caba6c68c9b430c13968fe24fb5b7142b764b
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SHA512
fbca61fb373448acdb54a5340aef7dde47eff343a8947029bd43d48c5bf28ebc8a76a4295e0ca7427c23f4ae18498dc2f381357147a59731fefd723471dd313a
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SSDEEP
12288:x6GT1pKuY4RvATM1vaPX/aATK09j8XtLpm1tT0:pmu1RATMlkT99jctLpwR0
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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