General
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Target
JaffaCakes118_e3ab86d818924c7d27fc9a69ca9d2db6
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Size
560KB
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Sample
250502-1dpr9avvey
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MD5
e3ab86d818924c7d27fc9a69ca9d2db6
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SHA1
530d79d6c88438b81746a04a942448006d28fe17
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SHA256
c8f9bc894399352c68914314189d1e5a95f790dfd03f3af885fa17e6750cd251
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SHA512
54dbce4390cc6c003537f3156a0ba2c641247da511351fb233f022f0278b558e62954e03dd931c9c43b84b4d715c959c57a79eac314bb024302aa26a22b861d1
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SSDEEP
6144:/IXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHUmQj:/IXsgtvm1De5YlOx6lzBH46U
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_e3ab86d818924c7d27fc9a69ca9d2db6.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
JaffaCakes118_e3ab86d818924c7d27fc9a69ca9d2db6.exe
Resource
win11-20250502-en
Malware Config
Targets
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Target
JaffaCakes118_e3ab86d818924c7d27fc9a69ca9d2db6
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Size
560KB
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MD5
e3ab86d818924c7d27fc9a69ca9d2db6
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SHA1
530d79d6c88438b81746a04a942448006d28fe17
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SHA256
c8f9bc894399352c68914314189d1e5a95f790dfd03f3af885fa17e6750cd251
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SHA512
54dbce4390cc6c003537f3156a0ba2c641247da511351fb233f022f0278b558e62954e03dd931c9c43b84b4d715c959c57a79eac314bb024302aa26a22b861d1
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SSDEEP
6144:/IXsL0tvrSVz1DnemeYbpsnEf78AoXh6KkiD0OofzA+/VygHUmQj:/IXsgtvm1De5YlOx6lzBH46U
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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