Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-11-2024 04:56
Static task
static1
Behavioral task
behavioral1
Sample
b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe
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Size
351KB
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MD5
b4e111f5e7b8bec8152daf0f4320376e
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SHA1
a6a679c7cd33eae62e76cc227434b502d50e8da3
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SHA256
b33e328d9725705e4936c24b5cb7626d0474ae2664df3d3265cda5f74999d0ab
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SHA512
b1e9877b539fa915284f864a03a9868c240ef3d5f74e54fbc7b825a131d223b51a96d918ff21621f4bba20298415239be6689042c62b3f2484515f3f43b96ff3
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SSDEEP
6144:oNL7da4KWd7CbOqKQ4OefIzUiu86MdmiNdmSEZD1FY7ySHpxl3r0oUSBTl79Q:oNL7dh9C69Q4XINzNz4Y71Ht3zUSB/
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Roaming\\NuFfLGrHhDP.exe" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NuFfLGrHhDP.exe" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Audio HD Driver = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NuFfLGrHhDP.exe" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2636 b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b4e111f5e7b8bec8152daf0f4320376e_JaffaCakes118.exe"1⤵
- UAC bypass
- Adds policy Run key to start application
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:2636
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4