bitrat | a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	e0866df50713533e04728b04a5286de9_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	e0866df50713533e04728b04a5286de9_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	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e0866df50713533e04728b04a5286de9_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
1996	Bypass.exe
912	Defender.exe
1744	Defender.exe

Loads dropped DLL 1 IoCs

pid	Process
1996	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\Real-Time Protection\DisableRealtimeMonitoring = "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\DisableAntiSpyware = "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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	e0866df50713533e04728b04a5286de9_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
1488	MSBuild.exe
1488	MSBuild.exe
1488	MSBuild.exe
1488	MSBuild.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 868 set thread context of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 1352 set thread context of 1956	1352	MSBuild.exe	37
PID 1352 set thread context of 1488	1352	MSBuild.exe	38

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	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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
1108	schtasks.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
1996	Bypass.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe
912	Defender.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
Token: SeDebugPrivilege	912	Defender.exe
Token: SeAssignPrimaryTokenPrivilege	912	Defender.exe
Token: SeIncreaseQuotaPrivilege	912	Defender.exe
Token: 0	912	Defender.exe
Token: SeDebugPrivilege	1488	MSBuild.exe
Token: SeShutdownPrivilege	1488	MSBuild.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1488	MSBuild.exe
1488	MSBuild.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 1108	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	33
PID 868 wrote to memory of 1108	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	33
PID 868 wrote to memory of 1108	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	33
PID 868 wrote to memory of 1108	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	33
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 868 wrote to memory of 1352	868	e0866df50713533e04728b04a5286de9_JaffaCakes118.exe	35
PID 1352 wrote to memory of 1264	1352	MSBuild.exe	36
PID 1352 wrote to memory of 1264	1352	MSBuild.exe	36
PID 1352 wrote to memory of 1264	1352	MSBuild.exe	36
PID 1352 wrote to memory of 1264	1352	MSBuild.exe	36
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1956	1352	MSBuild.exe	37
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1352 wrote to memory of 1488	1352	MSBuild.exe	38
PID 1956 wrote to memory of 2948	1956	MSBuild.exe	39
PID 1956 wrote to memory of 2948	1956	MSBuild.exe	39
PID 1956 wrote to memory of 2948	1956	MSBuild.exe	39
PID 1956 wrote to memory of 2948	1956	MSBuild.exe	39
PID 2948 wrote to memory of 1996	2948	cmd.exe	41
PID 2948 wrote to memory of 1996	2948	cmd.exe	41
PID 2948 wrote to memory of 1996	2948	cmd.exe	41
PID 2948 wrote to memory of 1996	2948	cmd.exe	41
PID 1996 wrote to memory of 912	1996	Bypass.exe	42
PID 1996 wrote to memory of 912	1996	Bypass.exe	42
PID 1996 wrote to memory of 912	1996	Bypass.exe	42
PID 1996 wrote to memory of 912	1996	Bypass.exe	42

C:\Users\Admin\AppData\Local\Temp\e0866df50713533e04728b04a5286de9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e0866df50713533e04728b04a5286de9_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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:868
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uskPBklHAI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp290.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1108
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1352
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    PID:1264
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1956
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\510.tmp\511.tmp\512.bat C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      Drops startup file
      Suspicious use of WriteProcessMemory
      PID:2948
    - - C:\Users\Admin\AppData\Local\Temp\510.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:1996
      - 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:912
        
        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:1744
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1488

C:\Windows\system32\gpscript.exe
gpscript.exe /RefreshSystemParam
1⤵
PID:2000

Network

DNS

logonapplication.ddns.net

MSBuild.exe

Remote address:

8.8.8.8:53

Request

logonapplication.ddns.net

IN A

Response

logonapplication.ddns.net

IN A

0.0.0.0

No results found

8.8.8.8:53

logonapplication.ddns.net

dns

MSBuild.exe

71 B
87 B
1
1

DNS Request

logonapplication.ddns.net

DNS Response

0.0.0.0

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