General
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Target
JaffaCakes118_c45c7c3be165367d7676c127dbdc2050
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Size
832KB
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Sample
250420-d4yrhsstcs
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MD5
c45c7c3be165367d7676c127dbdc2050
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SHA1
0ca4bbd08beb9ce9e8bd6807113345389aa07588
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SHA256
7be6ccadfe39aff45029a30fe34b3c87ac49ebbad791c34e2ff8bb30e7e07721
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SHA512
d0aa1e6158da64512f9098ed1ae8d33d1882a1c23fb2c7bbbc3a3c0e331355d24dc302ef4f5b778d17f952fdd93adfd5e77fc81c73c5b119793b398edb43bbb3
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SSDEEP
12288:0gkDxdkL+6JNgKVcRa+fpHyWs3OBH4pUYJPfZQ:qxsKXa+hHyWseBgzm
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_c45c7c3be165367d7676c127dbdc2050.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
JaffaCakes118_c45c7c3be165367d7676c127dbdc2050.exe
Resource
win11-20250410-en
Malware Config
Targets
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Target
JaffaCakes118_c45c7c3be165367d7676c127dbdc2050
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Size
832KB
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MD5
c45c7c3be165367d7676c127dbdc2050
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SHA1
0ca4bbd08beb9ce9e8bd6807113345389aa07588
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SHA256
7be6ccadfe39aff45029a30fe34b3c87ac49ebbad791c34e2ff8bb30e7e07721
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SHA512
d0aa1e6158da64512f9098ed1ae8d33d1882a1c23fb2c7bbbc3a3c0e331355d24dc302ef4f5b778d17f952fdd93adfd5e77fc81c73c5b119793b398edb43bbb3
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SSDEEP
12288:0gkDxdkL+6JNgKVcRa+fpHyWs3OBH4pUYJPfZQ:qxsKXa+hHyWseBgzm
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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