Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13/05/2024, 10:46
Behavioral task
behavioral1
Sample
3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
-
Target
3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe
-
Size
1.6MB
-
MD5
3f1a620f0fda6d8f7f62a458a887178d
-
SHA1
f4f7d4f891b34bad475719310e7574a85376841b
-
SHA256
4c7ee81dc0968710f1b7c0368d501216e0bb1189ddf70483997aef46ab56988d
-
SHA512
d54e8c3261c727df6fe302ce05599b18a2248f8abc2d990f99f9e1815ebf14c72064eec8175cdd07b14298e7755dbb60d46ca9c2d77eedd5c2821454e376bd7b
-
SSDEEP
49152:gsQN7tq3p/CoDIctsqRIy4xRnarBReWCV:rcpsFImsRBABReV
Malware Config
Signatures
-
Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,\"C:\\Users\\Admin\\AppData\\Local\\stP2ecXZAz\\DEQVNMxjbG.exe\" -s" 3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/512-0-0x0000000000400000-0x000000000090F000-memory.dmp upx behavioral2/memory/512-6-0x0000000000400000-0x000000000090F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings 3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2180 OpenWith.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3f1a620f0fda6d8f7f62a458a887178d_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Modifies registry class
- System policy modification
PID:512
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2180
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Winlogon Helper DLL
1