a274682f37bd79983e7020ee2da677f74520c31f81dd390790e68c440427cff9

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\win\ImagePath = "C:\\WINDOWS\\SYSTEM32\\WIN.EXE"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\win\ImagePath = "C:\\WINDOWS\\SYSTEM32\\WIN.EXE"	Regedit.exe

Deletes itself 1 IoCs

pid	Process
2664	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\WINDOWS\\SYSTEM32\\WIN.EXE"	Regedit.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\windows\SysWOW64\win.exe	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe
File opened for modification	C:\windows\SysWOW64\win.exe	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe
File opened for modification	C:\windows\SysWOW64\oemlinkicon.ico	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SysWOW64\shdoclc.dll	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Regedit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2664	cmd.exe
2560	PING.EXE

Modifies Internet Explorer settings 1 TTPs 7 IoCs

adware spyware

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\Default Visible = "Yes"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\ButtonText = "电脑首页"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\Exec = "http://www.hao123.cn/?hao"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\HotIcon = "%windir%\\system32\\oemlinkicon.ico"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\Icon = "%windir%\\system32\\oemlinkicon.ico"	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Extensions\{6096E38F-5AC1-4391-8EC4-75DFA92FB32F}\CLSID = "{1FBA04EE-3024-11D2-8F1F-0000F87ABD16}"	Regedit.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.123456.cn"	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\DefaultIcon	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\DefaultIcon\ = "oemlinkicon.ico"	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\Instance\InitPropertyBag	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\Instance	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\Instance\InitPropertyBag\Param1 = "http://ghost.123456.cn"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\ = "电脑首页"	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\InfoTip = "电脑首页"	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	Regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}\Instance\InitPropertyBag\Command = "电脑首页"	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2559a1f6-21d7-11d4-bdaf-00c04f60b9f0}	Regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	Regedit.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2812	Regedit.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2560	PING.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 2812	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2812	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2812	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2812	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	30
PID 2628 wrote to memory of 2664	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	31
PID 2628 wrote to memory of 2664	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	31
PID 2628 wrote to memory of 2664	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	31
PID 2628 wrote to memory of 2664	2628	fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe	31
PID 2664 wrote to memory of 2560	2664	cmd.exe	33
PID 2664 wrote to memory of 2560	2664	cmd.exe	33
PID 2664 wrote to memory of 2560	2664	cmd.exe	33
PID 2664 wrote to memory of 2560	2664	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer start page
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\Regedit.exe
  Regedit.exe /s C:\jnnj.reg
  2⤵
  - Sets service image path in registry
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Runs .reg file with regedit
  PID:2812
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ping 127.0.0.1 -n 1 && del "C:\Users\Admin\AppData\Local\Temp\fd0bba3758d1222617a1ac9107ab96ee_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

4

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery