bitrat | 1ada6aabdc9ec83a088c242556ac520b10c1002954955ae477468abba72a03a5

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe

Drops startup file 3 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Bypass.exe	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Edge.exe	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Process.exe	cmd.exe

Executes dropped EXE 3 IoCs

pid	Process
2496	Bypass.exe
1740	Defender.exe
1636	Defender.exe

Loads dropped DLL 1 IoCs

pid	Process
2496	Bypass.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Real-Time Protection	Defender.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\DisableAntiSpyware = "1"	Defender.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Real-Time Protection	Defender.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	Defender.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	Defender.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	Defender.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2844	RegSvcs.exe
2844	RegSvcs.exe
2844	RegSvcs.exe
2844	RegSvcs.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 792 set thread context of 2672	792	RegSvcs.exe	35
PID 792 set thread context of 2844	792	RegSvcs.exe	36

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Bypass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Defender.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Defender.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.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
2252	schtasks.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2496	Bypass.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1740	Defender.exe
1740	Defender.exe
1740	Defender.exe
1740	Defender.exe
1740	Defender.exe
1740	Defender.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	RegSvcs.exe
Token: SeShutdownPrivilege	2844	RegSvcs.exe
Token: SeDebugPrivilege	1740	Defender.exe
Token: SeAssignPrimaryTokenPrivilege	1740	Defender.exe
Token: SeIncreaseQuotaPrivilege	1740	Defender.exe
Token: 0	1740	Defender.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2844	RegSvcs.exe
2844	RegSvcs.exe

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2252	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	32
PID 1948 wrote to memory of 2252	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	32
PID 1948 wrote to memory of 2252	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	32
PID 1948 wrote to memory of 2252	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	32
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 1948 wrote to memory of 792	1948	df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe	34
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2672	792	RegSvcs.exe	35
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 792 wrote to memory of 2844	792	RegSvcs.exe	36
PID 2672 wrote to memory of 976	2672	RegSvcs.exe	37
PID 2672 wrote to memory of 976	2672	RegSvcs.exe	37
PID 2672 wrote to memory of 976	2672	RegSvcs.exe	37
PID 2672 wrote to memory of 976	2672	RegSvcs.exe	37
PID 976 wrote to memory of 2496	976	cmd.exe	39
PID 976 wrote to memory of 2496	976	cmd.exe	39
PID 976 wrote to memory of 2496	976	cmd.exe	39
PID 976 wrote to memory of 2496	976	cmd.exe	39
PID 2496 wrote to memory of 1740	2496	Bypass.exe	40
PID 2496 wrote to memory of 1740	2496	Bypass.exe	40
PID 2496 wrote to memory of 1740	2496	Bypass.exe	40
PID 2496 wrote to memory of 1740	2496	Bypass.exe	40

C:\Users\Admin\AppData\Local\Temp\df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df78accf6bcbdb64f67d54ce93cb4198_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QQwncaXes" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE81E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2252
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:792
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2672
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\ECB0.tmp\ECB1.tmp\ECB2.bat C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      4⤵
      Drops startup file
      Suspicious use of WriteProcessMemory
      PID:976
    - - C:\Users\Admin\AppData\Local\Temp\ECB0.tmp\Bypass.exe
        
        Bypass.exe
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious behavior: CmdExeWriteProcessMemorySpam
        Suspicious use of WriteProcessMemory
        
        PID:2496
      - C:\Users\Admin\AppData\Local\Temp\Defender.exe
        
        "C:\Users\Admin\AppData\Local\Temp\Defender.exe" /D
        6⤵
        Modifies security service
        Executes dropped EXE
        Windows security modification
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1740
        
        C:\Users\Admin\AppData\Local\Temp\Defender.exe
        
        "C:\Users\Admin\AppData\Local\Temp\Defender.exe" /SYS 1
        7⤵
        Modifies security service
        Executes dropped EXE
        Windows security modification
        System Location Discovery: System Language Discovery
        
        PID:1636
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2844

C:\Windows\system32\gpscript.exe
gpscript.exe /RefreshSystemParam
1⤵
PID:328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion