xpertrat | 325a8b36cd43c91d8a678907611a8ec5c78719809cf1a4cdb3d03f84de59ec50

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6.exe"	iexplore.exe

Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

Processes:

Cotización ref#8024108130.pdf(89kb).exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Cotización ref#8024108130.pdf(89kb).exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Cotización ref#8024108130.pdf(89kb).exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

Processes:

Cotización ref#8024108130.pdf(89kb).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Cotización ref#8024108130.pdf(89kb).exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	iexplore.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

Processes:

Cotización ref#8024108130.pdf(89kb).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Cotización ref#8024108130.pdf(89kb).exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

Processes:

Cotización ref#8024108130.pdf(89kb).exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Cotización ref#8024108130.pdf(89kb).exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0	Cotización ref#8024108130.pdf(89kb).exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1252 1084 WerFault.exe iexplore.exe
700 2568 WerFault.exe iexplore.exe

pid	pid_target	process	target process
1252	1084	WerFault.exe	iexplore.exe
700	2568	WerFault.exe	iexplore.exe

Suspicious use of SetThreadContext 9 IoCs

Processes:

Cotización ref#8024108130.pdf(89kb).exeCotización ref#8024108130.pdf(89kb).exeiexplore.exe

description	pid	process	target process
PID 3528 set thread context of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 4008 set thread context of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 2772 set thread context of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 808	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 892	2772	iexplore.exe	iexplore.exe
PID 2772 set thread context of 2340	2772	iexplore.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Cotización ref#8024108130.pdf(89kb).exeiexplore.exeiexplore.exe

pid	process
4008	Cotización ref#8024108130.pdf(89kb).exe
4008	Cotización ref#8024108130.pdf(89kb).exe
4008	Cotización ref#8024108130.pdf(89kb).exe
4008	Cotización ref#8024108130.pdf(89kb).exe
1792	iexplore.exe
1792	iexplore.exe
808	iexplore.exe
808	iexplore.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Cotización ref#8024108130.pdf(89kb).exeiexplore.exeiexplore.exe

description	pid	process
Token: SeDebugPrivilege	3528	Cotización ref#8024108130.pdf(89kb).exe
Token: SeDebugPrivilege	2772	iexplore.exe
Token: SeDebugPrivilege	1792	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Cotización ref#8024108130.pdf(89kb).exeiexplore.exe

pid process

4008 Cotización ref#8024108130.pdf(89kb).exe
2772 iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Cotización ref#8024108130.pdf(89kb).exeCotización ref#8024108130.pdf(89kb).exeiexplore.exe

description	pid	process	target process
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 3528 wrote to memory of 4008	3528	Cotización ref#8024108130.pdf(89kb).exe	Cotización ref#8024108130.pdf(89kb).exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 4008 wrote to memory of 2772	4008	Cotización ref#8024108130.pdf(89kb).exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1792	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1084	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 2568	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 1780	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 808	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 892	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 892	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 892	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 892	2772	iexplore.exe	iexplore.exe
PID 2772 wrote to memory of 892	2772	iexplore.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

Cotización ref#8024108130.pdf(89kb).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Cotización ref#8024108130.pdf(89kb).exe

C:\Users\Admin\AppData\Local\Temp\Cotización ref#8024108130.pdf(89kb).exe
"C:\Users\Admin\AppData\Local\Temp\Cotización ref#8024108130.pdf(89kb).exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3528

C:\Users\Admin\AppData\Local\Temp\Cotización ref#8024108130.pdf(89kb).exe
"C:\Users\Admin\AppData\Local\Temp\Cotización ref#8024108130.pdf(89kb).exe"
2⤵
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4008

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\Cotización ref#8024108130.pdf(89kb).exe
3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau0.txt"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1792

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau1.txt"
4⤵
PID:1084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1084 -s 92
5⤵
- Program crash
PID:1252

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau1.txt"
4⤵
PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 92
5⤵
- Program crash
PID:700

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:1780

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau2.txt"
4⤵
- Suspicious behavior: EnumeratesProcesses
PID:808

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau3.txt"
4⤵
PID:892

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\P0U4M118-N5L3-V331-S114-L7S6L4U0H6I6\ixxeduqau4.txt"
4⤵
PID:2340

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

3

T1089

Modify Registry

6

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Email Collection