630e7ad9d5ae6e35cce1717e2bb9fa9e702458fa0bb6f6b5c8f681bf433ff917

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Control\Session Manager\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SESSION MANAGER\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SESSION MANAGER\BootExecute = 6100750074006f0063006800650063006b0020006100750074006f00630068006b0020002a0000000000	reg.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

persistence privilege_escalation

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows32 = "C:\\windows\\system\\system.exe"	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\reg_0001.txt	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2744	sc.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
2396	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2396	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	30
PID 1740 wrote to memory of 2396	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	30
PID 1740 wrote to memory of 2396	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	30
PID 1740 wrote to memory of 2396	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	30
PID 1740 wrote to memory of 2744	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	31
PID 1740 wrote to memory of 2744	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	31
PID 1740 wrote to memory of 2744	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	31
PID 1740 wrote to memory of 2744	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	31
PID 1740 wrote to memory of 1880	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	33
PID 1740 wrote to memory of 1880	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	33
PID 1740 wrote to memory of 1880	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	33
PID 1740 wrote to memory of 1880	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	33
PID 1740 wrote to memory of 2280	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	34
PID 1740 wrote to memory of 2280	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	34
PID 1740 wrote to memory of 2280	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	34
PID 1740 wrote to memory of 2280	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	34
PID 1740 wrote to memory of 2496	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	35
PID 1740 wrote to memory of 2496	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	35
PID 1740 wrote to memory of 2496	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	35
PID 1740 wrote to memory of 2496	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	35
PID 1740 wrote to memory of 2100	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	36
PID 1740 wrote to memory of 2100	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	36
PID 1740 wrote to memory of 2100	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	36
PID 1740 wrote to memory of 2100	1740	30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe	36

C:\Users\Admin\AppData\Local\Temp\30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\30885b7a0d8fe3cdc05243135577ea74_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\autoexec.bat /sc onstart /ru system
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2396
- C:\Windows\SysWOW64\sc.exe
  sc delete GbpSv
  2⤵
  - Launches sc.exe
  PID:2744
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\ControlSet001\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:1880
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\ControlSet002\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:2280
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session manager" /v BootExecute /t REG_MULTI_SZ /d "autocheck autochk *" /f
  2⤵
  - Uses Session Manager for persistence
  PID:2496
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\windows\system\system.exe RPCCC
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop