Malware Analysis Report

2024-12-01 03:12

Sample ID 241111-y4xvfavkbz
Target b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N
SHA256 b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610
Tags
collection discovery
score
6/10

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
6/10

SHA256

b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610

Threat Level: Shows suspicious behavior

The file b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection discovery

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 20:20

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

2024-11-11 20:20

Reported

2024-11-11 20:23

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

Signatures

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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-1-5-21-3533259084-2542256011-65585152-1000\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-1-5-21-3533259084-2542256011-65585152-1000\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 3048 set thread context of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.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 WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3048 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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-1-5-21-3533259084-2542256011-65585152-1000\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\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 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/3048-2-0x0000000003D90000-0x0000000004190000-memory.dmp

memory/2548-3-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2548-6-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2548-5-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2548-7-0x00000000740CE000-0x00000000740CF000-memory.dmp

memory/2548-8-0x0000000000A80000-0x0000000000AB0000-memory.dmp

memory/2548-9-0x00000000740C0000-0x00000000747AE000-memory.dmp

memory/2548-10-0x00000000740C0000-0x00000000747AE000-memory.dmp

memory/2548-11-0x0000000000AB0000-0x0000000000ADE000-memory.dmp

memory/2548-19-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-73-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-71-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-69-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-67-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-65-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-63-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-61-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-59-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-57-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-53-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-51-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-49-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-47-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-45-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-43-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-41-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-39-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-37-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-35-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-33-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-31-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-29-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-27-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-25-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-23-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-21-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-17-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-55-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-15-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-13-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-12-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

memory/2548-460-0x00000000740C0000-0x00000000747AE000-memory.dmp

memory/2548-461-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2548-462-0x00000000740CE000-0x00000000740CF000-memory.dmp

memory/2548-463-0x00000000740C0000-0x00000000747AE000-memory.dmp

memory/2548-464-0x00000000740C0000-0x00000000747AE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 20:20

Reported

2024-11-11 20:23

Platform

win10v2004-20241007-en

Max time kernel

91s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

Signatures

Enumerates physical storage devices

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\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b789a3b57e1f7f6e1da17df531c863f9117242c134aa38c3afdbcbad51cfa610N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3356 -ip 3356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 740

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp

Files

memory/3356-2-0x0000000003CF0000-0x0000000003EF0000-memory.dmp