cybergate | 01ce223edab76c81f9d519130730032852318a6675e27964014842dcd3ad974b

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\avast.exe"	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\avast.exe"	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3C01SP6G-3FI4-3F71-D4KA-J267TNLPXYLC}\StubPath = "C:\\Windows\\system32\\install\\avast.exe Restart"	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3C01SP6G-3FI4-3F71-D4KA-J267TNLPXYLC}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3C01SP6G-3FI4-3F71-D4KA-J267TNLPXYLC}\StubPath = "C:\\Windows\\system32\\install\\avast.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{3C01SP6G-3FI4-3F71-D4KA-J267TNLPXYLC}	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
840	avast.exe
1580	avast.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4376-3-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4376-4-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4376-5-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4376-9-0x0000000010410000-0x0000000010475000-memory.dmp	upx
behavioral2/memory/4376-12-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/4376-27-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4740-75-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/4260-144-0x0000000010560000-0x00000000105C5000-memory.dmp	upx
behavioral2/memory/4376-146-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4740-202-0x0000000010480000-0x00000000104E5000-memory.dmp	upx
behavioral2/memory/1580-207-0x0000000000400000-0x000000000045E000-memory.dmp	upx
behavioral2/memory/4260-217-0x0000000010560000-0x00000000105C5000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\install\\avast.exe"	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\install\\avast.exe"	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\install\avast.exe	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\install\avast.exe	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\install\avast.exe	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\install\	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4044 set thread context of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 840 set thread context of 1580	840	avast.exe	92

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1880	1580	WerFault.exe	92

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	avast.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	avast.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Checks processor information in registry 2 TTPs 3 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	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\Local Settings	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4548	WINWORD.EXE
4548	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4260	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeBackupPrivilege	4740	explorer.exe
Token: SeRestorePrivilege	4740	explorer.exe
Token: SeBackupPrivilege	4260	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Token: SeRestorePrivilege	4260	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Token: SeDebugPrivilege	4260	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
Token: SeDebugPrivilege	4260	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4548	WINWORD.EXE
4548	WINWORD.EXE
4548	WINWORD.EXE
4548	WINWORD.EXE
4548	WINWORD.EXE
4548	WINWORD.EXE
4548	WINWORD.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4044 wrote to memory of 4376	4044	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	82
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56
PID 4376 wrote to memory of 3524	4376	ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3524
- C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4044
- - C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
    3⤵
    - Adds policy Run key to start application
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4376
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Boot or Logon Autostart Execution: Active Setup
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:4740
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      PID:3384
  - - C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\ecd0afbdbb449ea53084a0305c281f7a_JaffaCakes118.exe"
      4⤵
      Checks computer location settings
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Modifies registry class
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:4260
    - - C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
        
        "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Çàãàäêè.doc" /o ""
        5⤵
        Checks processor information in registry
        Enumerates system info in registry
        Suspicious behavior: AddClipboardFormatListener
        Suspicious use of SetWindowsHookEx
        
        PID:4548
    - - C:\Windows\SysWOW64\install\avast.exe
        
        "C:\Windows\system32\install\avast.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        
        PID:840
      - C:\Windows\SysWOW64\install\avast.exe
        
        C:\Windows\SysWOW64\install\avast.exe
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1580
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 584
        7⤵
        Program crash
        
        PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1580 -ip 1580
1⤵
PID:4320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery