General
-
Target
JaffaCakes118_a0ca1f567afd80fbce8fb48932906df8
-
Size
320KB
-
Sample
250408-v5mjbaxkt3
-
MD5
a0ca1f567afd80fbce8fb48932906df8
-
SHA1
877bfd1e067aa681c9f4157277202a8179a8f3a8
-
SHA256
4f21a28a003340ef8cdcc754bb827e53c5b1a55cb7f76eb975c46fba1490d8dd
-
SHA512
8823fd83baa382ac451644316c035d99e372bbeb13c79d05603e6d20a7951a17f72eee4faae5497b96a51fa8c7984e5d5e7d4668e3f83eee41f46ee1c938e317
-
SSDEEP
6144:mTwEo1IV3puaibGKFHi0mofhaH05kipz016580bHFMdkhq86JQPDHDdx/QtqR:4CgvmzFHi0mo5aH0qMzd5807F7qPJQPx
Behavioral task
behavioral1
Sample
JaffaCakes118_a0ca1f567afd80fbce8fb48932906df8.exe
Resource
win10v2004-20250313-en
Malware Config
Targets
-
-
Target
JaffaCakes118_a0ca1f567afd80fbce8fb48932906df8
-
Size
320KB
-
MD5
a0ca1f567afd80fbce8fb48932906df8
-
SHA1
877bfd1e067aa681c9f4157277202a8179a8f3a8
-
SHA256
4f21a28a003340ef8cdcc754bb827e53c5b1a55cb7f76eb975c46fba1490d8dd
-
SHA512
8823fd83baa382ac451644316c035d99e372bbeb13c79d05603e6d20a7951a17f72eee4faae5497b96a51fa8c7984e5d5e7d4668e3f83eee41f46ee1c938e317
-
SSDEEP
6144:mTwEo1IV3puaibGKFHi0mofhaH05kipz016580bHFMdkhq86JQPDHDdx/QtqR:4CgvmzFHi0mo5aH0qMzd5807F7qPJQPx
-
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