c8c29a78d4c80ec54c62ab184d783b1156b3df54cd8dc7ba92064efa67e981d5

Modify Registry

T1112

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\IEXPLORE = "C:\\Arquivos de programas\\IEXPLORE.EXE"	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\reg_0001.txt	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe

Launches sc.exe 1 IoCs

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

pid	Process
2384	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
1964	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1308 wrote to memory of 1964	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	29
PID 1308 wrote to memory of 1964	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	29
PID 1308 wrote to memory of 1964	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	29
PID 1308 wrote to memory of 1964	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	29
PID 1308 wrote to memory of 2384	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	30
PID 1308 wrote to memory of 2384	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	30
PID 1308 wrote to memory of 2384	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	30
PID 1308 wrote to memory of 2384	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	30
PID 1308 wrote to memory of 2296	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	32
PID 1308 wrote to memory of 2296	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	32
PID 1308 wrote to memory of 2296	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	32
PID 1308 wrote to memory of 2296	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	32
PID 1308 wrote to memory of 944	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	34
PID 1308 wrote to memory of 944	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	34
PID 1308 wrote to memory of 944	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	34
PID 1308 wrote to memory of 944	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	34
PID 1308 wrote to memory of 2768	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	35
PID 1308 wrote to memory of 2768	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	35
PID 1308 wrote to memory of 2768	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	35
PID 1308 wrote to memory of 2768	1308	d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d09b95e82267897dddef5add81c86aac_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1308
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\autoexec.bat /sc onstart /ru system
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1964
- C:\Windows\SysWOW64\sc.exe
  sc delete GbpSv
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2384
- 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
  - System Location Discovery: System Language Discovery
  PID:2296
- 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
  - System Location Discovery: System Language Discovery
  PID:944
- 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
  - System Location Discovery: System Language Discovery
  PID:2768

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

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

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

Modify Registry

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop