Malware Analysis Report

2024-11-30 14:49

Sample ID 240925-ctltjasdlb
Target b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe
SHA256 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9
Tags
vipkeylogger collection 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

b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9

Threat Level: Known bad

The file b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

VIPKeylogger

Loads dropped DLL

Drops startup file

Executes dropped EXE

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

AutoIT Executable

System Location Discovery: System Language Discovery

Browser Information Discovery

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

outlook_win_path

outlook_office_path

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-25 02:22

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

2024-09-25 02:22

Reported

2024-09-25 02:24

Platform

win7-20240903-en

Max time kernel

117s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs C:\Users\Admin\AppData\Local\directory\name.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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-1-5-21-312935884-697965778-3955649944-1000\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-1-5-21-312935884-697965778-3955649944-1000\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

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2432 set thread context of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\directory\name.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\directory\name.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 804 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 804 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 804 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 804 wrote to memory of 2432 N/A C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2432 wrote to memory of 1316 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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-1-5-21-312935884-697965778-3955649944-1000\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\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
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 us2.smtp.mailhostbox.com udp
US 208.91.199.223:587 us2.smtp.mailhostbox.com tcp

Files

memory/804-1-0x0000000003490000-0x0000000003690000-memory.dmp

memory/804-2-0x0000000003490000-0x0000000003690000-memory.dmp

\Users\Admin\AppData\Local\directory\name.exe

MD5 d138e7f7d5e29f416b7b04e4f7567d11
SHA1 4ed5d9329f6d190936ba3065b75bd90c7f83d04b
SHA256 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9
SHA512 9aca54e79a967ed2d22bcc92d759e934aa39c407bd3d2d42795d285aaa52030205215965bb56f639f18bbaaaf4a9e4247834f935600d2455830f74b19c1d7afc

C:\Users\Admin\AppData\Local\Temp\Allene

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2432-11-0x0000000003B00000-0x0000000003D00000-memory.dmp

memory/2432-12-0x0000000003B00000-0x0000000003D00000-memory.dmp

memory/1316-14-0x0000000000400000-0x0000000000448000-memory.dmp

memory/1316-18-0x0000000000400000-0x0000000000448000-memory.dmp

memory/1316-16-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2432-19-0x0000000003B00000-0x0000000003D00000-memory.dmp

memory/1316-20-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

memory/1316-21-0x0000000073D10000-0x00000000743FE000-memory.dmp

memory/1316-22-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

memory/1316-23-0x0000000073D10000-0x00000000743FE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 02:22

Reported

2024-09-25 02:24

Platform

win10v2004-20240802-en

Max time kernel

106s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs C:\Users\Admin\AppData\Local\directory\name.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\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-1-5-21-2718105630-359604950-2820636825-1000\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-1-5-21-2718105630-359604950-2820636825-1000\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

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 836 set thread context of 1876 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\directory\name.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\directory\name.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

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\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-1-5-21-2718105630-359604950-2820636825-1000\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\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

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

"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"

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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 73.247.226.132.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 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 us2.smtp.mailhostbox.com udp
US 208.91.199.223:587 us2.smtp.mailhostbox.com tcp
US 8.8.8.8:53 223.199.91.208.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp

Files

memory/1384-2-0x0000000004100000-0x0000000004300000-memory.dmp

C:\Users\Admin\AppData\Local\directory\name.exe

MD5 d138e7f7d5e29f416b7b04e4f7567d11
SHA1 4ed5d9329f6d190936ba3065b75bd90c7f83d04b
SHA256 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9
SHA512 9aca54e79a967ed2d22bcc92d759e934aa39c407bd3d2d42795d285aaa52030205215965bb56f639f18bbaaaf4a9e4247834f935600d2455830f74b19c1d7afc

C:\Users\Admin\AppData\Local\Temp\Allene

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/836-10-0x0000000004200000-0x0000000004400000-memory.dmp

memory/1876-12-0x0000000000400000-0x0000000000448000-memory.dmp

memory/1876-13-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

memory/1876-14-0x0000000005FF0000-0x0000000006594000-memory.dmp

memory/1876-15-0x0000000005920000-0x00000000059BC000-memory.dmp

memory/1876-16-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/1876-17-0x0000000006DF0000-0x0000000006FB2000-memory.dmp

memory/1876-18-0x0000000006C70000-0x0000000006CC0000-memory.dmp

memory/1876-19-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

memory/1876-20-0x00000000074F0000-0x0000000007A1C000-memory.dmp

memory/1876-21-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/1876-22-0x0000000006FC0000-0x0000000007052000-memory.dmp

memory/1876-23-0x0000000006D60000-0x0000000006D6A000-memory.dmp