Malware Analysis Report

2024-11-30 14:51

Sample ID 240925-mjtfqszgpp
Target z9OutstandingPayment.exe
SHA256 cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d
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

cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d

Threat Level: Known bad

The file z9OutstandingPayment.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

VIPKeylogger

Executes dropped EXE

Loads dropped DLL

Drops startup file

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

AutoIT Executable

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Browser Information Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-25 10:30

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 10:30

Reported

2024-09-25 10:32

Platform

win7-20240903-en

Max time kernel

143s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\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-1-5-21-457978338-2990298471-2379561640-1000\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-1-5-21-457978338-2990298471-2379561640-1000\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 1780 set thread context of 2104 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\z9OutstandingPayment.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 1568 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 1568 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 1568 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 1568 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1780 wrote to memory of 2104 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-1-5-21-457978338-2990298471-2379561640-1000\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-1-5-21-457978338-2990298471-2379561640-1000\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\z9OutstandingPayment.exe

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"

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

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"

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

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.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 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 208.91.199.225:587 us2.smtp.mailhostbox.com tcp

Files

memory/1568-2-0x0000000003AA0000-0x0000000003EA0000-memory.dmp

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

MD5 b88e14278935b0ec0902504c544a87af
SHA1 6c181b0dfc3e496a84c1cfbe48610178dbfd776b
SHA256 cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d
SHA512 15291da5040c56332b2cc7e38f050e30938160746604b5361266b8fcf8e59b2be0a1e5f58ff6ecbb94e90d07cee5f49f55fac936895f64114c6a417c1df5fc74

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/1780-12-0x0000000003970000-0x0000000003D70000-memory.dmp

memory/2104-14-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2104-18-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2104-16-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2104-19-0x00000000745DE000-0x00000000745DF000-memory.dmp

memory/2104-20-0x00000000745D0000-0x0000000074CBE000-memory.dmp

memory/2104-21-0x00000000745DE000-0x00000000745DF000-memory.dmp

memory/2104-22-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 10:30

Reported

2024-09-25 10:32

Platform

win10v2004-20240802-en

Max time kernel

110s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.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

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 392 set thread context of 4344 N/A C:\Users\Admin\AppData\Local\directory\name.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:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.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

Suspicious behavior: MapViewOfSection

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

Processes

C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"

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

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"

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

"C:\Users\Admin\AppData\Local\Temp\z9OutstandingPayment.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 392 -ip 392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 748

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4344 -ip 4344

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 1456

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/2644-2-0x00000000043F0000-0x00000000047F0000-memory.dmp

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

MD5 b88e14278935b0ec0902504c544a87af
SHA1 6c181b0dfc3e496a84c1cfbe48610178dbfd776b
SHA256 cb2ef6af937cda03dc985358f37e52a71e6f7fc62ca444bbdd9745991557a44d
SHA512 15291da5040c56332b2cc7e38f050e30938160746604b5361266b8fcf8e59b2be0a1e5f58ff6ecbb94e90d07cee5f49f55fac936895f64114c6a417c1df5fc74

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/392-10-0x0000000004400000-0x0000000004800000-memory.dmp

memory/4344-12-0x0000000000770000-0x00000000007B8000-memory.dmp

memory/4344-13-0x00000000744AE000-0x00000000744AF000-memory.dmp

memory/4344-14-0x0000000005280000-0x0000000005824000-memory.dmp

memory/4344-15-0x0000000004CD0000-0x0000000004D6C000-memory.dmp

memory/4344-16-0x00000000744A0000-0x0000000074C50000-memory.dmp

memory/4344-17-0x00000000744A0000-0x0000000074C50000-memory.dmp