e089c21df831153fadaa1984c8163fdf23a3136060e5972685160806de02e1cc

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	popinstall.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	winpop.exe

Executes dropped EXE 2 IoCs

pid	Process
2444	popinstall.exe
1168	winpop.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinPop = "C:\\Program Files (x86)\\WinPop\\winpop.exe"	popinstall.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\InetGet2\popinstall.exe	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
File created	C:\Program Files (x86)\WinPop\winpop.exe.lzma	popinstall.exe
File created	C:\Program Files (x86)\WinPop\winpop.exe	popinstall.exe
File created	C:\Program Files (x86)\WinPop\UnInstall.exe.lzma	popinstall.exe
File created	C:\Program Files (x86)\WinPop\UnInstall.exe	popinstall.exe
File created	C:\Program Files (x86)\InetGet2\popinstall.exe.lzma	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	popinstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winpop.exe

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	winpop.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	winpop.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	popinstall.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	popinstall.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate	popinstall.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate	winpop.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\New Windows\Allow	winpop.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\New Windows\Allow\*.starsdoor.com	winpop.exe

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{FB950BC3-1060-1033-0401-1401140001}	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{FB950BC3-1060-1033-0401-1401140001}\b122 = "yes"	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{2B950BC3-1060-1033-0401-1401140001}\Param1 = "MTMzNzMyODAwMDAwMDAwMDAw"	winpop.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{2B950BC3-1060-1033-0401-1401140001}	winpop.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{2B950BC3-1060-1033-0401-1401140001}\Param3 = "MTA="	winpop.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{2B950BC3-1060-1033-0401-1401140001}\Param4 = "MzAw"	winpop.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\WOW6432Node\CLSID\{2B950BC3-1060-1033-0401-1401140001}\Param2 = "MA=="	winpop.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe
2444	popinstall.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 2444	1524	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe	83
PID 1524 wrote to memory of 2444	1524	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe	83
PID 1524 wrote to memory of 2444	1524	405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe	83
PID 2444 wrote to memory of 1168	2444	popinstall.exe	84
PID 2444 wrote to memory of 1168	2444	popinstall.exe	84
PID 2444 wrote to memory of 1168	2444	popinstall.exe	84

C:\Users\Admin\AppData\Local\Temp\405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\405b15dfc1d55c3781f0f08d9f9b0f5f_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Program Files (x86)\InetGet2\popinstall.exe
  "C:\Program Files (x86)\InetGet2\popinstall.exe" -install
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Program Files (x86)\WinPop\winpop.exe
    "C:\Program Files (x86)\WinPop\winpop.exe" -install
    3⤵
    - Checks BIOS information in registry
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Modifies Internet Explorer settings
    - Modifies registry class
    PID:1168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

4

System Information Discovery

3

System Location Discovery

T1614

System Language Discovery