Malware Analysis Report

2025-05-05 21:48

Sample ID 241130-c87dsayjfs
Target 7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe
SHA256 7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42
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

7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42

Threat Level: Known bad

The file 7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

Vipkeylogger family

VIPKeylogger

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Browser Information Discovery

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

outlook_win_path

outlook_office_path

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-30 02:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-30 02:45

Reported

2024-11-30 02:48

Platform

win7-20240903-en

Max time kernel

121s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Looks up external IP address via web service

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

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:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2028 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
PID 2276 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\system32\WerFault.exe
PID 2276 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\system32\WerFault.exe
PID 2276 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\system32\WerFault.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe

"C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2276 -s 636

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 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 panta.home.pl udp
PL 188.128.134.93:587 panta.home.pl tcp

Files

memory/2276-0-0x000007FEF5973000-0x000007FEF5974000-memory.dmp

memory/2276-1-0x00000000010F0000-0x000000000118E000-memory.dmp

memory/2276-2-0x000000001A910000-0x000000001A9AC000-memory.dmp

memory/2276-3-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

memory/2028-4-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-8-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-9-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-15-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-13-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-11-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2028-6-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2028-16-0x00000000747EE000-0x00000000747EF000-memory.dmp

memory/2028-17-0x00000000747E0000-0x0000000074ECE000-memory.dmp

memory/2276-18-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

memory/2028-19-0x00000000747EE000-0x00000000747EF000-memory.dmp

memory/2028-20-0x00000000747E0000-0x0000000074ECE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-30 02:45

Reported

2024-11-30 02:48

Platform

win10v2004-20241007-en

Max time kernel

138s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.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 2372 set thread context of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.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:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2748 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
PID 2372 wrote to memory of 2064 N/A C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe

"C:\Users\Admin\AppData\Local\Temp\7d8d238f51adccea0240ec51a8abb78ab4b1fa40a3f856abcc7d372e56a5fe42.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 0.130.122.193.in-addr.arpa udp
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 8.8.8.8:53 232.168.11.51.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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 panta.home.pl udp
PL 188.128.134.93:587 panta.home.pl tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/2372-0-0x00007FFB67ED3000-0x00007FFB67ED5000-memory.dmp

memory/2372-1-0x000002C771A80000-0x000002C771B1E000-memory.dmp

memory/2372-2-0x000002C774150000-0x000002C7741EC000-memory.dmp

memory/2372-3-0x00007FFB67ED0000-0x00007FFB68991000-memory.dmp

memory/2748-4-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2748-5-0x000000007481E000-0x000000007481F000-memory.dmp

memory/2748-6-0x0000000005EB0000-0x0000000006454000-memory.dmp

memory/2748-7-0x00000000059E0000-0x0000000005A7C000-memory.dmp

memory/2372-8-0x00007FFB67ED0000-0x00007FFB68991000-memory.dmp

memory/2748-9-0x0000000074810000-0x0000000074FC0000-memory.dmp

memory/2748-10-0x000000007481E000-0x000000007481F000-memory.dmp

memory/2748-11-0x0000000074810000-0x0000000074FC0000-memory.dmp

memory/2748-12-0x0000000006D70000-0x0000000006F32000-memory.dmp

memory/2748-13-0x0000000006BF0000-0x0000000006C40000-memory.dmp

memory/2748-14-0x0000000007470000-0x000000000799C000-memory.dmp

memory/2748-15-0x00000000017B0000-0x0000000001842000-memory.dmp

memory/2748-16-0x0000000001640000-0x000000000164A000-memory.dmp