General
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Target
JaffaCakes118_a65942c4e399055ecc58d48a11a412cd
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Size
320KB
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Sample
250409-xm2lmazvcz
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MD5
a65942c4e399055ecc58d48a11a412cd
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SHA1
7445a4d5717733b29ccc38630e16f84584c530ef
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SHA256
4bca110deeccbf903f25f0d8e9829e64d0cf8c811753ed28d4f61dbf963020e1
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SHA512
1db5c58f81ba920886c59eb74ae085c88b671d151f683894678c293aed810db45f4fb6975ee16bee911709033775ac6410475b6dcb03229e4d8e3cfaf923f802
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SSDEEP
6144:ITwZo1IV3puaibGKFHi0mofhaH05kipz016580bHFbl86JQPDHDdx/QtqR:mXgvmzFHi0mo5aH0qMzd5807FRPJQPDV
Behavioral task
behavioral1
Sample
JaffaCakes118_a65942c4e399055ecc58d48a11a412cd.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
JaffaCakes118_a65942c4e399055ecc58d48a11a412cd
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Size
320KB
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MD5
a65942c4e399055ecc58d48a11a412cd
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SHA1
7445a4d5717733b29ccc38630e16f84584c530ef
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SHA256
4bca110deeccbf903f25f0d8e9829e64d0cf8c811753ed28d4f61dbf963020e1
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SHA512
1db5c58f81ba920886c59eb74ae085c88b671d151f683894678c293aed810db45f4fb6975ee16bee911709033775ac6410475b6dcb03229e4d8e3cfaf923f802
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SSDEEP
6144:ITwZo1IV3puaibGKFHi0mofhaH05kipz016580bHFbl86JQPDHDdx/QtqR:mXgvmzFHi0mo5aH0qMzd5807FRPJQPDV
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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