agenttesla | 984695439ea82221b92aaa9cdeb7c2145c3a9b422aa535a7d5f768aa5ee3821e

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2768	powershell.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	e29ea1ac4592ac73c954a546165ffe4c_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	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\hZuINSn = "\\hZuINSn\\hZuINSn.exe"	e29ea1ac4592ac73c954a546165ffe4c_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

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2092 set thread context of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35

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 3 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	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
2720	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
2720	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
2768	powershell.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2720	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Token: SeDebugPrivilege	2720	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
Token: SeDebugPrivilege	2768	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2720	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2768	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2768	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2768	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2768	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	31
PID 2092 wrote to memory of 2784	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	34
PID 2092 wrote to memory of 2784	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	34
PID 2092 wrote to memory of 2784	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	34
PID 2092 wrote to memory of 2784	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	34
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35
PID 2092 wrote to memory of 2720	2092	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_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:2092
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2768
- C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe"
  2⤵
  PID:2784
- C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e29ea1ac4592ac73c954a546165ffe4c_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion