Malware Analysis Report

2024-12-07 14:12

Sample ID 241114-daefsatdmm
Target 8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.doc
SHA256 8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910
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

8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910

Threat Level: Known bad

The file 8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.doc was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery execution keylogger spyware stealer

Vipkeylogger family

VIPKeylogger

Downloads MZ/PE file

Blocklisted process makes network request

Command and Scripting Interpreter: PowerShell

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Loads dropped DLL

Executes dropped EXE

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Drops file in System32 directory

Suspicious use of SetThreadContext

Drops file in Windows directory

System Location Discovery: System Language Discovery

Browser Information Discovery

Enumerates physical storage devices

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor

outlook_office_path

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious use of SetWindowsHookEx

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 02:48

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-14 02:48

Reported

2024-11-14 02:50

Platform

win7-20240903-en

Max time kernel

122s

Max time network

133s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.rtf"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

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\obigfhdsdhd.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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 2844 set thread context of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
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\obigfhdsdhd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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\obigfhdsdhd.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\obigfhdsdhd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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 2336 wrote to memory of 2844 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2336 wrote to memory of 2844 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2336 wrote to memory of 2844 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2336 wrote to memory of 2844 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 1928 wrote to memory of 2668 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 1928 wrote to memory of 2668 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 1928 wrote to memory of 2668 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 1928 wrote to memory of 2668 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 2844 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2844 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2844 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2844 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe
PID 2844 wrote to memory of 584 N/A C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obigfhdsdhd.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Roaming\obigfhdsdhd.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\8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.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\obigfhdsdhd.exe

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

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

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

Network

Country Destination Domain Proto
DE 87.120.84.39:80 87.120.84.39 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 104.21.67.152:443 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/1928-0-0x000000002F211000-0x000000002F212000-memory.dmp

memory/1928-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1928-2-0x0000000070B3D000-0x0000000070B48000-memory.dmp

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

MD5 4f80565082ea4d95d933decf9cd50c61
SHA1 2830f9d5f41bbecd2ae105ed0b9a8d49327c8594
SHA256 d854f347061d9d7b8a9788ab8633c3f07619e29bd440924507a0147484c217c3
SHA512 9dcdae5c7a5b4181ade738884e208508bf317742ca2be0726716aa71236670a50dae2bec947b3fcc12cfc85c756810f18a9f403de4eb428b4a73a4759037f227

memory/2844-17-0x0000000000D70000-0x0000000000E3A000-memory.dmp

memory/1928-18-0x0000000070B3D000-0x0000000070B48000-memory.dmp

memory/2844-19-0x0000000000380000-0x0000000000392000-memory.dmp

memory/2844-20-0x0000000005F20000-0x0000000005FAE000-memory.dmp

memory/584-34-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-30-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/584-27-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-25-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-23-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-21-0x0000000000400000-0x0000000000448000-memory.dmp

memory/584-32-0x0000000000400000-0x0000000000448000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 02:48

Reported

2024-11-14 02:50

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.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\8a309b62d7319624bb969198a1e892b8b943a215ac32cda6f2ae48122b23d910.rtf" /o ""

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.32.7:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 7.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 200.201.50.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 92.123.26.202:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
GB 2.19.252.136:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 202.26.123.92.in-addr.arpa udp
US 8.8.8.8:53 136.252.19.2.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2924-1-0x00007FFD560CD000-0x00007FFD560CE000-memory.dmp

memory/2924-0-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/2924-2-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/2924-3-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/2924-5-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-6-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-11-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-10-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-9-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-12-0x00007FFD138B0000-0x00007FFD138C0000-memory.dmp

memory/2924-8-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-14-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-15-0x00007FFD138B0000-0x00007FFD138C0000-memory.dmp

memory/2924-18-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-19-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-17-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-16-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-13-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-7-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/2924-4-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/2924-31-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-32-0x00007FFD560CD000-0x00007FFD560CE000-memory.dmp

memory/2924-33-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/2924-34-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

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

MD5 5717647b180fdc1a5f9aedf2c27cd05e
SHA1 0f784efc06b5b91dba1a8a15bb9993a616ae6b36
SHA256 32d0075bb191cbae183d8300f5cc7f9b76c45dde55b697a126ff730bf283fb04
SHA512 9041a756d66ccfde76e997353d8a58530c821c013543f01a77912d3bf50f455e3e296745645d61d6b1c0ce88730f20545fbc8a25086e54cd7e39f7ba8e8a62b6

C:\Users\Admin\AppData\Local\Temp\TCDF361.tmp\sist02.xsl

MD5 f883b260a8d67082ea895c14bf56dd56
SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e