hawkeye | 60bf6dec9b5557afb82f58a4fcbe3c638ff5b8efda3d47f8d385737b01b4104e

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
31	whatismyipaddress.com
33	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1376 set thread context of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 688 set thread context of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 set thread context of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109

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 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	530bcc7e1782ae1c16391d1d3bd38624_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	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.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
1548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4740	vbc.exe
4740	vbc.exe
688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe
Token: SeRestorePrivilege	2372	dw20.exe
Token: SeBackupPrivilege	2372	dw20.exe
Token: SeBackupPrivilege	2372	dw20.exe
Token: SeBackupPrivilege	2372	dw20.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1548	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	97
PID 1376 wrote to memory of 1548	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	97
PID 1376 wrote to memory of 1548	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	97
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 1376 wrote to memory of 688	1376	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	99
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 3192	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	103
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 4740	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	109
PID 688 wrote to memory of 2372	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	113
PID 688 wrote to memory of 2372	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	113
PID 688 wrote to memory of 2372	688	530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe	113

C:\Users\Admin\AppData\Local\Temp\530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Update\rtgwupgtfwfijycvedhphtfrfhyujughefgthtgtg" /XML "C:\Users\Admin\AppData\Local\Temp\z317"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1548
- C:\Users\Admin\AppData\Local\Temp\530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\530bcc7e1782ae1c16391d1d3bd38624_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
    3⤵
    - Accesses Microsoft Outlook accounts
    - System Location Discovery: System Language Discovery
    PID:3192
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:4740
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 1692
    3⤵
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:2372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery