redline | e855c5bb4634a61166fdd9b1b807998c5304cd52d0c064fcfdf0c501b0c70ac8

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	f5ade07e67a5a88cd01271d50f2a6ed4_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	f5ade07e67a5a88cd01271d50f2a6ed4_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	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f5ade07e67a5a88cd01271d50f2a6ed4_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-1-5-21-259785868-298165991-4178590326-1000\Control Panel\International\Geo\Nation	f5ade07e67a5a88cd01271d50f2a6ed4_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	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

pid	Process
952	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 952	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	94
PID 5108 wrote to memory of 952	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	94
PID 5108 wrote to memory of 952	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	94
PID 5108 wrote to memory of 4088	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	96
PID 5108 wrote to memory of 4088	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	96
PID 5108 wrote to memory of 4088	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	96
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97
PID 5108 wrote to memory of 3644	5108	f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe	97

C:\Users\Admin\AppData\Local\Temp\f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f5ade07e67a5a88cd01271d50f2a6ed4_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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FTkWkcEIw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp12A8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:952
- C:\Users\Admin\AppData\Local\Temp\f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:4088
- C:\Users\Admin\AppData\Local\Temp\f5ade07e67a5a88cd01271d50f2a6ed4_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:3644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

Persistence

Scheduled Task/Job

1

Privilege Escalation

Scheduled Task/Job

1

Defense Evasion

Virtualization/Sandbox Evasion

2

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

Virtualization/Sandbox Evasion

2