844905e4d0e3face9b9eb85c0903950ebd1fb579d47a084565b474237290273f

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

Themida packer 32 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1848-2-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-3-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-4-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-5-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-6-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-7-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-8-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-9-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-10-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-11-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-12-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-13-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-14-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-15-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-16-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-17-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-18-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-20-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-19-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-21-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-22-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-23-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-24-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-25-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-26-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-27-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-28-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-29-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-30-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-31-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-32-0x0000000000400000-0x00000000011BB000-memory.dmp	themida
behavioral1/memory/1848-33-0x0000000000400000-0x00000000011BB000-memory.dmp	themida

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:\\Arquivos de Programas\\windows32.exe"	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\reg_0001.txt	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe

Launches sc.exe 1 IoCs

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

pid	Process
2800	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
2784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2784	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	30
PID 1848 wrote to memory of 2784	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	30
PID 1848 wrote to memory of 2784	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	30
PID 1848 wrote to memory of 2784	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	30
PID 1848 wrote to memory of 2800	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	32
PID 1848 wrote to memory of 2800	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	32
PID 1848 wrote to memory of 2800	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	32
PID 1848 wrote to memory of 2800	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	32
PID 1848 wrote to memory of 2916	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	33
PID 1848 wrote to memory of 2916	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	33
PID 1848 wrote to memory of 2916	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	33
PID 1848 wrote to memory of 2916	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	33
PID 1848 wrote to memory of 2708	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	34
PID 1848 wrote to memory of 2708	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	34
PID 1848 wrote to memory of 2708	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	34
PID 1848 wrote to memory of 2708	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	34
PID 1848 wrote to memory of 2904	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	36
PID 1848 wrote to memory of 2904	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	36
PID 1848 wrote to memory of 2904	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	36
PID 1848 wrote to memory of 2904	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	36
PID 1848 wrote to memory of 2564	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	37
PID 1848 wrote to memory of 2564	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	37
PID 1848 wrote to memory of 2564	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	37
PID 1848 wrote to memory of 2564	1848	48574ff5d7066a572477655c456ec893_JaffaCakes118.exe	37

C:\Users\Admin\AppData\Local\Temp\48574ff5d7066a572477655c456ec893_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\48574ff5d7066a572477655c456ec893_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn startt /tr c:\autoexec.bat /sc onstart /ru system
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2784
- C:\Windows\SysWOW64\sc.exe
  sc delete GbpSv
  2⤵
  - Launches sc.exe
  PID:2800
- 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:2916
- 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:2708
- 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:2904
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram C:\Arquivos de Programas\windows32.exe RPCCC
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2564

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