masslogger | b62f38d60a4f53da440dbccf7c6de49d995260118a36b820fab0d8924108b96d

System Information Discovery

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	INVOICE USA LIST.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	INVOICE USA LIST.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	INVOICE USA LIST.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs

collection

Email Collection

T1114

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	INVOICE USA LIST.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	INVOICE USA LIST.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org

flow	ioc
4	api.ipify.org

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

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	INVOICE USA LIST.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	INVOICE USA LIST.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

INVOICE USA LIST.exe

description pid process target process

PID 1920 set thread context of 592 1920 INVOICE USA LIST.exe INVOICE USA LIST.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

628 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

INVOICE USA LIST.exe

pid process

592 INVOICE USA LIST.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

INVOICE USA LIST.exeINVOICE USA LIST.exepowershell.exe

pid process

1920 INVOICE USA LIST.exe
592 INVOICE USA LIST.exe
592 INVOICE USA LIST.exe
772 powershell.exe

description	pid	process	target process
PID 1920 set thread context of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe

pid	process
628	schtasks.exe

pid	process
592	INVOICE USA LIST.exe

pid	process
1920	INVOICE USA LIST.exe
592	INVOICE USA LIST.exe
592	INVOICE USA LIST.exe
772	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

INVOICE USA LIST.exeINVOICE USA LIST.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1920	INVOICE USA LIST.exe
Token: SeDebugPrivilege	592	INVOICE USA LIST.exe
Token: SeDebugPrivilege	772	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

INVOICE USA LIST.exe

pid process

592 INVOICE USA LIST.exe

pid	process
592	INVOICE USA LIST.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

INVOICE USA LIST.exeINVOICE USA LIST.execmd.exe

description	pid	process	target process
PID 1920 wrote to memory of 628	1920	INVOICE USA LIST.exe	schtasks.exe
PID 1920 wrote to memory of 628	1920	INVOICE USA LIST.exe	schtasks.exe
PID 1920 wrote to memory of 628	1920	INVOICE USA LIST.exe	schtasks.exe
PID 1920 wrote to memory of 628	1920	INVOICE USA LIST.exe	schtasks.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 1920 wrote to memory of 592	1920	INVOICE USA LIST.exe	INVOICE USA LIST.exe
PID 592 wrote to memory of 1568	592	INVOICE USA LIST.exe	cmd.exe
PID 592 wrote to memory of 1568	592	INVOICE USA LIST.exe	cmd.exe
PID 592 wrote to memory of 1568	592	INVOICE USA LIST.exe	cmd.exe
PID 592 wrote to memory of 1568	592	INVOICE USA LIST.exe	cmd.exe
PID 1568 wrote to memory of 772	1568	cmd.exe	powershell.exe
PID 1568 wrote to memory of 772	1568	cmd.exe	powershell.exe
PID 1568 wrote to memory of 772	1568	cmd.exe	powershell.exe
PID 1568 wrote to memory of 772	1568	cmd.exe	powershell.exe

outlook_office_path 1 IoCs

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe

outlook_win_path 1 IoCs

Processes:

INVOICE USA LIST.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE USA LIST.exe

C:\Users\Admin\AppData\Local\Temp\INVOICE USA LIST.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE USA LIST.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YpbouUnhoFq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB8D5.tmp"
2⤵
- Creates scheduled task(s)
PID:628

C:\Users\Admin\AppData\Local\Temp\INVOICE USA LIST.exe
"{path}"
2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:592

C:\Windows\SysWOW64\cmd.exe
"cmd" /c start /b powershell Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\INVOICE USA LIST.exe' & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1568

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\INVOICE USA LIST.exe'
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Hidden Files and Directories

T1158

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

5

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

4

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Email Collection