Malware Analysis Report

2025-05-05 21:46

Sample ID 240903-qlnj2sxfkk
Target Orden de Compra No. 00501.pdf_1.xz
SHA256 2d271b97d45f5894473c624e0657b0e71d6b692eb47af1e65134f956eb4a8412
Tags
vipkeylogger collection credential_access discovery keylogger stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2d271b97d45f5894473c624e0657b0e71d6b692eb47af1e65134f956eb4a8412

Threat Level: Known bad

The file Orden de Compra No. 00501.pdf_1.xz was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection credential_access discovery keylogger stealer

VIPKeylogger

Credentials from Password Stores: Credentials from Web Browsers

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

Browser Information Discovery

Program crash

System Location Discovery: System Language Discovery

outlook_win_path

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

outlook_office_path

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-03 13:21

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 13:21

Reported

2024-09-03 13:23

Platform

win7-20240903-en

Max time kernel

120s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2512 set thread context of 2328 N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/2512-11-0x00000000001B0000-0x00000000001B4000-memory.dmp

memory/2328-12-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2328-16-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2328-14-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2328-17-0x0000000073C4E000-0x0000000073C4F000-memory.dmp

memory/2328-18-0x0000000073C40000-0x000000007432E000-memory.dmp

memory/2328-19-0x0000000073C4E000-0x0000000073C4F000-memory.dmp

memory/2328-20-0x0000000073C40000-0x000000007432E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 13:21

Reported

2024-09-03 13:23

Platform

win10v2004-20240802-en

Max time kernel

105s

Max time network

107s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3520 set thread context of 1872 N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3520 -ip 3520

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 736

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/3520-11-0x00000000036A0000-0x00000000036A4000-memory.dmp

memory/1872-12-0x0000000000400000-0x0000000000448000-memory.dmp

memory/1872-13-0x000000007403E000-0x000000007403F000-memory.dmp

memory/1872-14-0x0000000005600000-0x0000000005BA4000-memory.dmp

memory/1872-15-0x00000000050F0000-0x000000000518C000-memory.dmp

memory/1872-16-0x0000000074030000-0x00000000747E0000-memory.dmp

memory/1872-17-0x000000007403E000-0x000000007403F000-memory.dmp

memory/1872-18-0x0000000006400000-0x00000000065C2000-memory.dmp

memory/1872-19-0x00000000062A0000-0x00000000062F0000-memory.dmp

memory/1872-20-0x0000000074030000-0x00000000747E0000-memory.dmp

memory/1872-21-0x00000000065D0000-0x0000000006662000-memory.dmp

memory/1872-22-0x00000000063C0000-0x00000000063CA000-memory.dmp