Analysis Overview
SHA256
61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592
Threat Level: Known bad
The file 61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592.doc was found to be: Known bad.
Malicious Activity Summary
Vipkeylogger family
VIPKeylogger
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Loads dropped DLL
Executes dropped EXE
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Drops file in System32 directory
Drops file in Windows directory
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Browser Information Discovery
Office loads VBA resources, possible macro or embedded object present
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Suspicious use of WriteProcessMemory
Launches Equation Editor
outlook_office_path
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-02 05:13
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-02 05:13
Reported
2024-11-02 05:16
Platform
win7-20240729-en
Max time kernel
57s
Max time network
127s
Command Line
Signatures
VIPKeylogger
Vipkeylogger family
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
| 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\obirfsgjkf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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 |
| 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
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Roaming\obirfsgjkf.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Roaming\obirfsgjkf.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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 2812 set thread context of 2116 | N/A | C:\Users\Admin\AppData\Roaming\obirfsgjkf.exe | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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
Enumerates physical storage devices
System Location Discovery: System Language 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\obirfsgjkf.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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
| 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\obirfsgjkf.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\obirfsgjkf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Roaming\obirfsgjkf.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Roaming\obirfsgjkf.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\61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592.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\obirfsgjkf.exe
"C:\Users\Admin\AppData\Roaming\obirfsgjkf.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\obirfsgjkf.exe"
C:\Users\Admin\AppData\Roaming\obirfsgjkf.exe
"C:\Users\Admin\AppData\Roaming\obirfsgjkf.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 | 193.122.130.0:80 | 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/1520-0-0x000000002F4B1000-0x000000002F4B2000-memory.dmp
memory/1520-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1520-2-0x000000007380D000-0x0000000073818000-memory.dmp
\Users\Admin\AppData\Roaming\obirfsgjkf.exe
| MD5 | f371024886e3e82d04bc6a6d7002e0f8 |
| SHA1 | 0a631505218789c4aa0666916542551c5ed1fbea |
| SHA256 | 2fb14cfc217c3b520bf9e5654cb9ac8c237e8ca11e50d1b3c2bf9d20e1dee411 |
| SHA512 | 76bd807bec9f477297171ddc87cbc1895962bba56132db726e282396688ce74b5d02fd04aae122b841d13332bcb3576a2d349eca73f95459f2cfddf8bd915cdb |
memory/2812-17-0x0000000001220000-0x0000000001322000-memory.dmp
memory/1520-18-0x000000007380D000-0x0000000073818000-memory.dmp
memory/2812-19-0x0000000000960000-0x000000000097C000-memory.dmp
memory/2812-20-0x0000000000630000-0x00000000006BA000-memory.dmp
memory/2116-34-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-32-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-30-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2116-27-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-25-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-23-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2116-21-0x0000000000400000-0x0000000000448000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-02 05:13
Reported
2024-11-02 05:16
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| 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 |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| 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 |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | 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 |
Suspicious use of SetWindowsHookEx
| 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 |
| 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 |
| 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 |
| 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\61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592.rtf" /o ""
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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.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 | 46.28.109.52.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 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 89.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | metadata.templates.cdn.office.net | udp |
| GB | 2.18.63.31:443 | metadata.templates.cdn.office.net | tcp |
| US | 8.8.8.8:53 | binaries.templates.cdn.office.net | udp |
| US | 8.8.8.8:53 | 31.63.18.2.in-addr.arpa | udp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| GB | 2.19.252.143:443 | binaries.templates.cdn.office.net | tcp |
| US | 8.8.8.8:53 | 143.252.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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/8-1-0x00007FFEE438D000-0x00007FFEE438E000-memory.dmp
memory/8-0-0x00007FFEA4370000-0x00007FFEA4380000-memory.dmp
memory/8-3-0x00007FFEA4370000-0x00007FFEA4380000-memory.dmp
memory/8-2-0x00007FFEA4370000-0x00007FFEA4380000-memory.dmp
memory/8-5-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-6-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-4-0x00007FFEA4370000-0x00007FFEA4380000-memory.dmp
memory/8-9-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-8-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-7-0x00007FFEA4370000-0x00007FFEA4380000-memory.dmp
memory/8-10-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-12-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-11-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-13-0x00007FFEA1F40000-0x00007FFEA1F50000-memory.dmp
memory/8-14-0x00007FFEA1F40000-0x00007FFEA1F50000-memory.dmp
memory/8-32-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-33-0x00007FFEE438D000-0x00007FFEE438E000-memory.dmp
memory/8-34-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
memory/8-35-0x00007FFEE42F0000-0x00007FFEE44E5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\TCDCC7F.tmp\iso690.xsl
| MD5 | ff0e07eff1333cdf9fc2523d323dd654 |
| SHA1 | 77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4 |
| SHA256 | 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5 |
| SHA512 | b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d |