Analysis
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max time kernel
137s -
max time network
120s -
platform
windows7_x64 -
resource
win7-en-20211014 -
submitted
27-10-2021 08:24
Static task
static1
Behavioral task
behavioral1
Sample
REIGHT USD INV#1191189.xlsx
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
REIGHT USD INV#1191189.xlsx
Resource
win10-en-20210920
General
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Target
REIGHT USD INV#1191189.xlsx
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Size
440KB
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MD5
9cabfe1d6cebf64f7972f47c1fe63503
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SHA1
267c9550b36570f6787489873679811d9773ac69
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SHA256
304907900737b6246be91118fa8e2c4e129d71706b84c1ed8fd2985e49effc90
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SHA512
4c22fd55b48f604379fc485b541d9114bacaebea2df469f58ab578d7de817d0068defe0e608de687b612a30bab21e71c05e47360388649f244bdf215edb4e9b4
Malware Config
Signatures
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Detect Neshta Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1820-67-0x0000000000000000-mapping.dmp family_neshta behavioral1/memory/1820-69-0x00000000001C0000-0x00000000001DB000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 4 864 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
vbc.exevbc.exepid process 1152 vbc.exe 1820 vbc.exe -
Loads dropped DLL 7 IoCs
Processes:
EQNEDT32.EXEvbc.exeWerFault.exepid process 864 EQNEDT32.EXE 864 EQNEDT32.EXE 864 EQNEDT32.EXE 1152 vbc.exe 928 WerFault.exe 928 WerFault.exe 928 WerFault.exe -
Uses the VBS compiler for execution 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 928 1820 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.
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Processes:
EXCEL.EXEdescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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 (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 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell 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\shell\edit 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 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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Internet Explorer\Toolbar 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 (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 Key deleted \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 created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" 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 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 created \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 MHTML Editor\shell EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command 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\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" 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\.mht\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\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 Publisher\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%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 deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command 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\MSPub.exe\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1088 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
WerFault.exepid process 928 WerFault.exe 928 WerFault.exe 928 WerFault.exe 928 WerFault.exe 928 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 928 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 928 WerFault.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1088 EXCEL.EXE 1088 EXCEL.EXE 1088 EXCEL.EXE -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
EQNEDT32.EXEvbc.exevbc.exedescription pid process target process PID 864 wrote to memory of 1152 864 EQNEDT32.EXE vbc.exe PID 864 wrote to memory of 1152 864 EQNEDT32.EXE vbc.exe PID 864 wrote to memory of 1152 864 EQNEDT32.EXE vbc.exe PID 864 wrote to memory of 1152 864 EQNEDT32.EXE vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1152 wrote to memory of 1820 1152 vbc.exe vbc.exe PID 1820 wrote to memory of 928 1820 vbc.exe WerFault.exe PID 1820 wrote to memory of 928 1820 vbc.exe WerFault.exe PID 1820 wrote to memory of 928 1820 vbc.exe WerFault.exe PID 1820 wrote to memory of 928 1820 vbc.exe WerFault.exe
Processes
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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\REIGHT USD INV#1191189.xlsx"1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1088
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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
PID:864 -
C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 1484⤵
- Loads dropped DLL
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:928
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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C:\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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C:\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Admin\AppData\Local\Temp\nst5D8C.tmp\brkwwr.dllMD5
526d857a1bdb294a6be8ea0c40005bfa
SHA123f31727a792a7deb57d84c730ee6a21ab84ca55
SHA2562fe94d81ec07813f84c6b5a310fa0c58175bc5a4f73b464d6e93c321474038de
SHA512b3a0b21377d00edcc0b599998399a8ea4fa6a936680621e7e9b167d6373dc72069b1d3a174019cec024237797d7e8be4429365465ae34077b055e61759031ccd
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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\Users\Public\vbc.exeMD5
947b72694e25a2fefcfadd3aeec7c0a1
SHA1e1263f029a1d7a673218be6ba58f8f5c53b911fb
SHA2566449b0b19510e8c167d7bbc8a8471f81deadda1730c5889147589db21f30cd76
SHA512e4b2084a5259495bbcdebebaad6ca8d8e554374ce21b65ba52a4fec6d1ed5e626c36ef06447331b09fdb8a4651406aab91332068138d7e30c3b947221b7dcaab
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memory/864-58-0x0000000075B71000-0x0000000075B73000-memory.dmpFilesize
8KB
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memory/928-83-0x00000000002F0000-0x0000000000326000-memory.dmpFilesize
216KB
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memory/928-78-0x0000000000000000-mapping.dmp
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memory/1088-55-0x000000002F531000-0x000000002F534000-memory.dmpFilesize
12KB
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memory/1088-57-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1088-56-0x00000000712A1000-0x00000000712A3000-memory.dmpFilesize
8KB
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memory/1088-85-0x0000000006423000-0x0000000006425000-memory.dmpFilesize
8KB
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memory/1088-84-0x0000000006420000-0x0000000006423000-memory.dmpFilesize
12KB
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memory/1088-87-0x0000000006427000-0x000000000642A000-memory.dmpFilesize
12KB
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memory/1088-86-0x0000000006425000-0x0000000006427000-memory.dmpFilesize
8KB
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memory/1088-88-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1152-62-0x0000000000000000-mapping.dmp
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memory/1820-73-0x00000000001C0000-0x00000000001DB000-memory.dmpFilesize
108KB
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memory/1820-69-0x00000000001C0000-0x00000000001DB000-memory.dmpFilesize
108KB
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memory/1820-67-0x0000000000000000-mapping.dmp