blacknet | 5b14d9674cbd536403423c9822182497469034a86ad12ced50ab02bdc9166cce

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	5de9dcc57b578bf915e553ae272269dc_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	5de9dcc57b578bf915e553ae272269dc_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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5de9dcc57b578bf915e553ae272269dc_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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2464 set thread context of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99

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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1280	cmd.exe
536	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
536	PING.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
2064	schtasks.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
Token: SeDebugPrivilege	1756	RegSvcs.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1756	RegSvcs.exe
1756	RegSvcs.exe
1756	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2064	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	96
PID 2464 wrote to memory of 2064	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	96
PID 2464 wrote to memory of 2064	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	96
PID 2464 wrote to memory of 1296	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	98
PID 2464 wrote to memory of 1296	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	98
PID 2464 wrote to memory of 1296	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	98
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 2464 wrote to memory of 1756	2464	5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe	99
PID 1756 wrote to memory of 1280	1756	RegSvcs.exe	101
PID 1756 wrote to memory of 1280	1756	RegSvcs.exe	101
PID 1756 wrote to memory of 1280	1756	RegSvcs.exe	101
PID 1280 wrote to memory of 536	1280	cmd.exe	103
PID 1280 wrote to memory of 536	1280	cmd.exe	103
PID 1280 wrote to memory of 536	1280	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5de9dcc57b578bf915e553ae272269dc_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- 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:2464
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TiqvqaWbL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46C8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:1296
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c ping 1.1.1.1 -n 5 -w 5000 > Nul & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1280
  - - C:\Windows\SysWOW64\PING.EXE
      ping 1.1.1.1 -n 5 -w 5000
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Virtualization/Sandbox Evasion

2

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

T1018

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Virtualization/Sandbox Evasion

2