Analysis
-
max time kernel
142s -
max time network
120s -
platform
windows7_x64 -
resource
win7-en-20211014 -
submitted
07-12-2021 11:24
Static task
static1
Behavioral task
behavioral1
Sample
Order .xlsx
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
Order .xlsx
Resource
win10-en-20211104
General
-
Target
Order .xlsx
-
Size
228KB
-
MD5
c2fac2ea47b1e31d976cd6850258c64f
-
SHA1
a3a2865d95140d64c1798dcda1377fc1f6753451
-
SHA256
c9ced202bb7bf9e49e3cca8da6d6154aee9f10d54fb4e88735a7230f988df885
-
SHA512
bcd0ec83237c46f9b1c48a712f09ca4d1e91ae0af053f2f1333e50eb0d5f6b0a9c623105cb6a46422fb0e4856bc3d76c3a2156d0bb8622492e430bd4d8a31763
Malware Config
Extracted
matiex
https://api.telegram.org/bot1769394961:AAF5BB35akL859CwVaXypIqpVsGWlaKvi7A/sendMessage?chat_id=1735544933
Signatures
-
Matiex Main Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1964-67-0x0000000000400000-0x0000000000484000-memory.dmp family_matiex behavioral1/memory/1964-68-0x000000000040188B-mapping.dmp family_matiex behavioral1/memory/1964-71-0x0000000000400000-0x0000000000484000-memory.dmp family_matiex behavioral1/memory/1964-72-0x0000000004470000-0x00000000044DF000-memory.dmp family_matiex -
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
-
Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 4 1428 EQNEDT32.EXE -
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
Processes:
vbc.exevbc.exepid process 1492 vbc.exe 1964 vbc.exe -
Loads dropped DLL 7 IoCs
Processes:
EQNEDT32.EXEvbc.exeWerFault.exepid process 1428 EQNEDT32.EXE 1428 EQNEDT32.EXE 1428 EQNEDT32.EXE 1492 vbc.exe 1612 WerFault.exe 1612 WerFault.exe 1612 WerFault.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Uses the VBS compiler for execution 1 TTPs
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 checkip.dyndns.org 7 freegeoip.app 8 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
vbc.exedescription pid process target process PID 1492 set thread context of 1964 1492 vbc.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1612 1964 WerFault.exe vbc.exe -
NSIS installer 18 IoCs
Processes:
resource yara_rule \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 C:\Users\Public\vbc.exe nsis_installer_1 C:\Users\Public\vbc.exe nsis_installer_2 C:\Users\Public\vbc.exe nsis_installer_1 C:\Users\Public\vbc.exe nsis_installer_2 C:\Users\Public\vbc.exe nsis_installer_1 C:\Users\Public\vbc.exe nsis_installer_2 \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 \Users\Public\vbc.exe nsis_installer_1 \Users\Public\vbc.exe nsis_installer_2 -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
-
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1588 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
WerFault.exepid process 1612 WerFault.exe 1612 WerFault.exe 1612 WerFault.exe 1612 WerFault.exe 1612 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 1612 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
vbc.exeWerFault.exedescription pid process Token: SeDebugPrivilege 1964 vbc.exe Token: SeDebugPrivilege 1612 WerFault.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1588 EXCEL.EXE 1588 EXCEL.EXE 1588 EXCEL.EXE -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
EQNEDT32.EXEvbc.exevbc.exedescription pid process target process PID 1428 wrote to memory of 1492 1428 EQNEDT32.EXE vbc.exe PID 1428 wrote to memory of 1492 1428 EQNEDT32.EXE vbc.exe PID 1428 wrote to memory of 1492 1428 EQNEDT32.EXE vbc.exe PID 1428 wrote to memory of 1492 1428 EQNEDT32.EXE vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1492 wrote to memory of 1964 1492 vbc.exe vbc.exe PID 1964 wrote to memory of 1612 1964 vbc.exe WerFault.exe PID 1964 wrote to memory of 1612 1964 vbc.exe WerFault.exe PID 1964 wrote to memory of 1612 1964 vbc.exe WerFault.exe PID 1964 wrote to memory of 1612 1964 vbc.exe WerFault.exe -
outlook_office_path 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe -
outlook_win_path 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe
Processes
-
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\Order .xlsx"1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
-
C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 16684⤵
- Loads dropped DLL
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
C:\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
C:\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Admin\AppData\Local\Temp\nsy29DF.tmp\rdhfmntmn.dllMD5
f8dcfcb741cfb789c8ac705cb7f69d81
SHA1bc0b5eea603016766c1e4d03ed8a9c758fb01652
SHA25610d18893a9d787122213566203de198c54274f8c63825065812378d364d3620a
SHA5125bc9a735e1dddbee74ac3cee43ecf4f469b2108966b2f914e474c7fa3205498900f2cb761f10eae45cfa9fa20bee500e223a8633f210914de23a0af6b385118d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
\Users\Public\vbc.exeMD5
cff383a9c4716e6ce935e3b4132cef34
SHA195fb309753bdb273b8da6cfef6bd7af012d7d11f
SHA25632de63f0ac703c7d654d2676af0b2b3fa08dced0bc918318a9d642a696a6a91c
SHA5122dd9e08b8539b0bb27bd4a295accb8c48fc22ca34798df23058ee4bc86249b79efecf2b65cd30f71ddb3bd2bb068038163e4302b69bed7160f905897f9c5432d
-
memory/1428-58-0x0000000075321000-0x0000000075323000-memory.dmpFilesize
8KB
-
memory/1492-62-0x0000000000000000-mapping.dmp
-
memory/1588-57-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
-
memory/1588-83-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
-
memory/1588-55-0x000000002F0E1000-0x000000002F0E4000-memory.dmpFilesize
12KB
-
memory/1588-56-0x00000000715D1000-0x00000000715D3000-memory.dmpFilesize
8KB
-
memory/1612-78-0x0000000000000000-mapping.dmp
-
memory/1612-82-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
-
memory/1964-68-0x000000000040188B-mapping.dmp
-
memory/1964-74-0x00000000045F1000-0x00000000045F2000-memory.dmpFilesize
4KB
-
memory/1964-77-0x00000000045F4000-0x00000000045F5000-memory.dmpFilesize
4KB
-
memory/1964-75-0x00000000045F2000-0x00000000045F3000-memory.dmpFilesize
4KB
-
memory/1964-76-0x00000000045F3000-0x00000000045F4000-memory.dmpFilesize
4KB
-
memory/1964-72-0x0000000004470000-0x00000000044DF000-memory.dmpFilesize
444KB
-
memory/1964-71-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
-
memory/1964-67-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB