General
-
Target
JaffaCakes118_b2b7b9be91e42f447618c78205cfccb0
-
Size
516KB
-
Sample
250412-s8rlbsxpv9
-
MD5
b2b7b9be91e42f447618c78205cfccb0
-
SHA1
ac38435860734cbcdfff61a917c8e37e27d781a5
-
SHA256
f3cb92699801b3fd4ca75d9e7a09d1b40b0a4591399753c4222c0b6385d8c897
-
SHA512
3d7cab72720c27c80569eab34d9968f34bee41a38efbc9e5d25d40af373b560ba6f7240139d325700389ae0afc53d9c4b40ba69f08a3786f5c32619f37fc4193
-
SSDEEP
12288:3pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsD:3pUNr6YkVRFkgbeqeo68Fhqy
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_b2b7b9be91e42f447618c78205cfccb0.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
-
-
Target
JaffaCakes118_b2b7b9be91e42f447618c78205cfccb0
-
Size
516KB
-
MD5
b2b7b9be91e42f447618c78205cfccb0
-
SHA1
ac38435860734cbcdfff61a917c8e37e27d781a5
-
SHA256
f3cb92699801b3fd4ca75d9e7a09d1b40b0a4591399753c4222c0b6385d8c897
-
SHA512
3d7cab72720c27c80569eab34d9968f34bee41a38efbc9e5d25d40af373b560ba6f7240139d325700389ae0afc53d9c4b40ba69f08a3786f5c32619f37fc4193
-
SSDEEP
12288:3pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsD:3pUNr6YkVRFkgbeqeo68Fhqy
-
Modifies WinLogon for persistence
-
Pykspa family
-
UAC bypass
-
Detect Pykspa worm
-
Adds policy Run key to start application
-
Disables RegEdit via registry modification
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Impair Defenses: Safe Mode Boot
-
Adds Run key to start application
-
Checks whether UAC is enabled
-
Hijack Execution Flow: Executable Installer File Permissions Weakness
Possible Turn off User Account Control's privilege elevation for standard users.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in System32 directory
-
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