Malware Analysis Report

2024-11-13 15:33

Sample ID 241002-zcx7kavfqm
Target SCANNEDCOPY.doc
SHA256 1abbd41ea4c50b4db3acfe9a14f07b93ee52e0ea8515f34cc007f4d314d60746
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: 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

1abbd41ea4c50b4db3acfe9a14f07b93ee52e0ea8515f34cc007f4d314d60746

Threat Level: Known bad

The file SCANNEDCOPY.doc was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery execution keylogger spyware stealer

VIPKeylogger

Downloads MZ/PE file

Command and Scripting Interpreter: PowerShell

Blocklisted process makes network request

Loads dropped DLL

Executes dropped EXE

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Drops file in System32 directory

Suspicious use of SetThreadContext

Drops file in Windows directory

Browser Information Discovery

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Office loads VBA resources, possible macro or embedded object present

outlook_office_path

Launches Equation Editor

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Checks processor information in registry

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-02 20:34

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-02 20:34

Reported

2024-10-02 20:37

Platform

win7-20240903-en

Max time kernel

122s

Max time network

138s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SCANNEDCOPY.rtf"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE N/A

Command and Scripting Interpreter: PowerShell

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

Downloads MZ/PE file

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obiyen4385651.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:\Users\Admin\AppData\Roaming\obiyen4385651.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:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A

Looks up external IP address via web service

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2756 set thread context of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

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:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor

exploit
Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2124 wrote to memory of 2756 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2124 wrote to memory of 2756 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2124 wrote to memory of 2756 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2124 wrote to memory of 2756 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2108 wrote to memory of 2768 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 2108 wrote to memory of 2768 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 2108 wrote to memory of 2768 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 2108 wrote to memory of 2768 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 2756 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.exe
PID 2756 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Roaming\obiyen4385651.exe C:\Users\Admin\AppData\Roaming\obiyen4385651.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:\Users\Admin\AppData\Roaming\obiyen4385651.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:\Users\Admin\AppData\Roaming\obiyen4385651.exe N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SCANNEDCOPY.rtf"

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding

C:\Users\Admin\AppData\Roaming\obiyen4385651.exe

"C:\Users\Admin\AppData\Roaming\obiyen4385651.exe"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\obiyen4385651.exe"

C:\Users\Admin\AppData\Roaming\obiyen4385651.exe

"C:\Users\Admin\AppData\Roaming\obiyen4385651.exe"

Network

Country Destination Domain Proto
US 154.216.20.22:80 154.216.20.22 tcp
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

Files

memory/2108-0-0x000000002FFD1000-0x000000002FFD2000-memory.dmp

memory/2108-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2108-2-0x00000000715AD000-0x00000000715B8000-memory.dmp

\Users\Admin\AppData\Roaming\obiyen4385651.exe

MD5 dd429f3dc6b27f618d4aa22ad5391e39
SHA1 a951266db9c02ea4c4330e09e3167312ac158f97
SHA256 3684bf9a9c63ff32ed0e00dcdbe15ba654a395f2063fd476b50a4d7d1653c9aa
SHA512 6ab12ec0dc5ec17330eca4dfd6a4a87ebf32657506f7d5258ea206d9228730e6ab53d070f4962d34c65e5b0ed56ef36892c9a5370712a68284767ee8ee637d65

memory/2756-14-0x0000000000C90000-0x0000000000D6E000-memory.dmp

memory/2756-15-0x0000000000460000-0x000000000047E000-memory.dmp

memory/2108-16-0x00000000715AD000-0x00000000715B8000-memory.dmp

memory/2756-18-0x0000000005530000-0x00000000055BC000-memory.dmp

memory/3052-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3052-28-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-31-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-30-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-25-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-23-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-21-0x0000000000400000-0x0000000000448000-memory.dmp

memory/3052-19-0x0000000000400000-0x0000000000448000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-02 20:34

Reported

2024-10-02 20:37

Platform

win10v2004-20240802-en

Max time kernel

133s

Max time network

127s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SCANNEDCOPY.rtf" /o ""

Signatures

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SCANNEDCOPY.rtf" /o ""

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 2.22.249.39:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
GB 2.19.117.150:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 39.249.22.2.in-addr.arpa udp
US 8.8.8.8:53 150.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 27.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 101.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/624-3-0x00007FFD17B50000-0x00007FFD17B60000-memory.dmp

memory/624-2-0x00007FFD17B50000-0x00007FFD17B60000-memory.dmp

memory/624-1-0x00007FFD17B50000-0x00007FFD17B60000-memory.dmp

memory/624-0-0x00007FFD57B6D000-0x00007FFD57B6E000-memory.dmp

memory/624-9-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-8-0x00007FFD17B50000-0x00007FFD17B60000-memory.dmp

memory/624-7-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-6-0x00007FFD17B50000-0x00007FFD17B60000-memory.dmp

memory/624-5-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-4-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-12-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-13-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-14-0x00007FFD15480000-0x00007FFD15490000-memory.dmp

memory/624-11-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-17-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-19-0x00007FFD15480000-0x00007FFD15490000-memory.dmp

memory/624-20-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-21-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-22-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-18-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-16-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-15-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-10-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-34-0x00007FFD57B6D000-0x00007FFD57B6E000-memory.dmp

memory/624-35-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-36-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-38-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

memory/624-37-0x00007FFD57AD0000-0x00007FFD57CC5000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

MD5 86421ba9a707671753e60e76863b3920
SHA1 2ae754665f00f1cb1fa49dbaf1425d0c3b268e63
SHA256 413adf3e5fc7fc0b572adf4edf924b75301c5f9e334cfcdf27b9114780b67700
SHA512 38ce4e8a2b0d8cbeeb58160001432725e021a248ac42025e4d6e4f41c8c1a72dd4d0b2e67694abd7730a66700fb860c4feba1ceb5710dc0dbc2e379e89d8904d

C:\Users\Admin\AppData\Local\Temp\TCDFEAD.tmp\gb.xsl

MD5 51d32ee5bc7ab811041f799652d26e04
SHA1 412193006aa3ef19e0a57e16acf86b830993024a
SHA256 6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
SHA512 5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810