be2c6985d36014dd29fe0e715d7c2d6e7be964df604f37991af8ddd4c2ca4e68

Virtualization/Sandbox Evasion

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

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

defense_evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	Delta.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	Delta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Delta.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-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation	2026-08-02_05267c04958338403daf07e0fdbf3f8c_cryptbot_icedid_luca-stealer_njrat_stealc.exe

Executes dropped EXE 1 IoCs

pid	Process
4800	Delta.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Delta.exe
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Delta.exe
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Delta.exe

Looks up external IP address via web service 1 TTPs 1 IoCs

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

discovery

Internet Connection Discovery

T1016.001

flow	ioc
6	ip-api.com

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

persistence privilege_escalation

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

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
1604	netsh.exe

Checks processor information in registry 2 TTPs 2 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	Delta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Delta.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe
4800	Delta.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4800	Delta.exe
Token: SeDebugPrivilege	4800	Delta.exe
Token: SeDebugPrivilege	4800	Delta.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 4800	1416	2026-08-02_05267c04958338403daf07e0fdbf3f8c_cryptbot_icedid_luca-stealer_njrat_stealc.exe	84
PID 4800 wrote to memory of 4836	4800	Delta.exe	87
PID 4800 wrote to memory of 1604	4800	Delta.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Delta.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Delta.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-02_05267c04958338403daf07e0fdbf3f8c_cryptbot_icedid_luca-stealer_njrat_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_05267c04958338403daf07e0fdbf3f8c_cryptbot_icedid_luca-stealer_njrat_stealc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\Delta.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Delta.exe"
  2⤵
  - Looks for VirtualBox Guest Additions in registry
  - Looks for VMWare Tools registry key
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Maps connected drives based on registry
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:4800
- - C:\Windows\SYSTEM32\netsh.exe
    "netsh" wlan export profile key=clear folder="C:\Users\Admin\AppData\Local\Temp\78f5c047a9e946fab065a52f01eaf9bc"
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    PID:4836
- - C:\Windows\SYSTEM32\netsh.exe
    "netsh" wlan show profiles
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:1604

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Browser Information Discovery

T1217

Peripheral Device Discovery

Query Registry

System Information Discovery

5

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Wi-Fi Discovery

T1016.002

Virtualization/Sandbox Evasion