Malware Analysis Report

2024-11-15 07:56

Sample ID 241001-jz34bstalc
Target malw.exe
SHA256 5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d
Tags
vipkeylogger collection discovery execution keylogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d

Threat Level: Known bad

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

Malicious Activity Summary

vipkeylogger collection discovery execution keylogger spyware stealer

VIPKeylogger

Command and Scripting Interpreter: PowerShell

Reads user/profile data of web browsers

Checks computer location settings

Reads user/profile data of local email clients

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Program crash

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Browser Information Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-01 08:07

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-01 08:07

Reported

2024-10-01 08:09

Platform

win10v2004-20240910-en

Max time kernel

117s

Max time network

121s

Command Line

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

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\malw.exe N/A

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\malw.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 4844 set thread context of 4856 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.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\malw.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\malw.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\malw.exe N/A

Processes

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

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

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\malw.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.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 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 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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/4844-0-0x000000007501E000-0x000000007501F000-memory.dmp

memory/4844-1-0x0000000000BA0000-0x0000000000C6E000-memory.dmp

memory/4844-2-0x0000000005BB0000-0x0000000006154000-memory.dmp

memory/4844-3-0x00000000056A0000-0x0000000005732000-memory.dmp

memory/4844-4-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4844-5-0x0000000005670000-0x000000000567A000-memory.dmp

memory/4844-6-0x0000000005A90000-0x0000000005AAE000-memory.dmp

memory/4844-7-0x000000007501E000-0x000000007501F000-memory.dmp

memory/4844-8-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4844-9-0x0000000005020000-0x00000000050AC000-memory.dmp

memory/4844-10-0x000000000B2F0000-0x000000000B38C000-memory.dmp

memory/4856-11-0x0000000000400000-0x0000000000448000-memory.dmp

memory/4856-13-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4844-14-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4856-15-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/2060-16-0x0000000002E20000-0x0000000002E56000-memory.dmp

memory/2060-17-0x00000000059B0000-0x0000000005FD8000-memory.dmp

memory/2060-19-0x0000000005970000-0x0000000005992000-memory.dmp

memory/2060-18-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/2060-20-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/2060-22-0x00000000060C0000-0x0000000006126000-memory.dmp

memory/2060-21-0x0000000006050000-0x00000000060B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_04h32uqt.w5c.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2060-28-0x0000000006140000-0x0000000006494000-memory.dmp

memory/2060-33-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/2060-34-0x0000000006750000-0x000000000676E000-memory.dmp

memory/2060-35-0x0000000006780000-0x00000000067CC000-memory.dmp

memory/2060-36-0x0000000006D20000-0x0000000006D52000-memory.dmp

memory/2060-37-0x0000000070B60000-0x0000000070BAC000-memory.dmp

memory/2060-47-0x0000000006D00000-0x0000000006D1E000-memory.dmp

memory/2060-48-0x0000000007750000-0x00000000077F3000-memory.dmp

memory/2060-49-0x00000000080C0000-0x000000000873A000-memory.dmp

memory/2060-50-0x0000000007A70000-0x0000000007A8A000-memory.dmp

memory/2060-51-0x0000000007AF0000-0x0000000007AFA000-memory.dmp

memory/2060-52-0x0000000007CF0000-0x0000000007D86000-memory.dmp

memory/2060-53-0x0000000007C70000-0x0000000007C81000-memory.dmp

memory/2060-54-0x0000000007CA0000-0x0000000007CAE000-memory.dmp

memory/2060-55-0x0000000007CB0000-0x0000000007CC4000-memory.dmp

memory/2060-56-0x0000000007DB0000-0x0000000007DCA000-memory.dmp

memory/2060-57-0x0000000007D90000-0x0000000007D98000-memory.dmp

memory/2060-60-0x0000000075010000-0x00000000757C0000-memory.dmp

memory/4856-61-0x0000000006A70000-0x0000000006C32000-memory.dmp

memory/4856-62-0x0000000006910000-0x0000000006960000-memory.dmp

memory/4856-63-0x0000000075010000-0x00000000757C0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-01 08:07

Reported

2024-10-01 08:09

Platform

win7-20240903-en

Max time kernel

117s

Max time network

117s

Command Line

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

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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 2228 set thread context of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\malw.exe

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\malw.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\malw.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2228 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2228 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2228 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2228 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2228 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Users\Admin\AppData\Local\Temp\malw.exe
PID 2568 wrote to memory of 2912 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WerFault.exe
PID 2568 wrote to memory of 2912 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WerFault.exe
PID 2568 wrote to memory of 2912 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WerFault.exe
PID 2568 wrote to memory of 2912 N/A C:\Users\Admin\AppData\Local\Temp\malw.exe C:\Windows\SysWOW64\WerFault.exe

Processes

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

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

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\malw.exe"

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 996

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp

Files

memory/2228-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

memory/2228-1-0x00000000011F0000-0x00000000012BE000-memory.dmp

memory/2228-2-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2228-3-0x00000000009C0000-0x00000000009DE000-memory.dmp

memory/2228-4-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

memory/2228-5-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2228-6-0x0000000000520000-0x00000000005AC000-memory.dmp

memory/2568-7-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-19-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-22-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2568-21-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-17-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2568-13-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-11-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2228-23-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2568-9-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2568-24-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2568-27-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/2568-28-0x0000000074CA0000-0x000000007538E000-memory.dmp