Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
05-07-2022 12:16
Static task
static1
Behavioral task
behavioral1
Sample
88160011B.xlsx
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
88160011B.xlsx
Resource
win10v2004-20220414-en
General
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Target
88160011B.xlsx
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Size
39KB
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MD5
9add119c83c891469f6aacf6e1128544
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SHA1
f87dceb2802e8e10eb36b4a913da50529901ac34
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SHA256
496f836f4de8ae952cd6749a0d8ada4d53e8095b38032b9e1b526b025ce3081d
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SHA512
1525620e45e55f5b8798d98694283692e2729a969b4b2d458b136b77199cf2dc0520e34c45e566afbe23b587b0057600680cef8d7df8d1f8b410763ac45e8488
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.stilltech.ro - Port:
587 - Username:
office@stilltech.ro - Password:
eurobit555ro - Email To:
graceunlimited153@gmail.com
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1224-86-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1224-88-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1224-89-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1224-90-0x00000000004202AE-mapping.dmp family_snakekeylogger behavioral1/memory/1224-94-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1224-92-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
suricata: ET MALWARE MSIL/GenKryptik.FQRH Download Request
suricata: ET MALWARE MSIL/GenKryptik.FQRH Download Request
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 9 760 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
vbc.exepid process 568 vbc.exe -
Abuses OpenXML format to download file from external location
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Loads dropped DLL 4 IoCs
Processes:
EQNEDT32.EXEpid process 760 EQNEDT32.EXE 760 EQNEDT32.EXE 760 EQNEDT32.EXE 760 EQNEDT32.EXE -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 10 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
vbc.exedescription pid process target process PID 568 set thread context of 1224 568 vbc.exe RegSvcs.exe -
Office loads VBA resources, possible macro or embedded object present
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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:
WINWORD.EXEEXCEL.EXEdescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.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\"" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.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\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE -
Modifies registry class 64 IoCs
Processes:
WINWORD.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 WINWORD.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" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.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" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1000 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
vbc.exeRegSvcs.exepid process 568 vbc.exe 568 vbc.exe 1224 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
vbc.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 568 vbc.exe Token: SeDebugPrivilege 1224 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
EXCEL.EXEWINWORD.EXEpid process 1000 EXCEL.EXE 1000 EXCEL.EXE 1000 EXCEL.EXE 1456 WINWORD.EXE 1456 WINWORD.EXE -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
EQNEDT32.EXEWINWORD.EXEvbc.exedescription pid process target process PID 760 wrote to memory of 568 760 EQNEDT32.EXE vbc.exe PID 760 wrote to memory of 568 760 EQNEDT32.EXE vbc.exe PID 760 wrote to memory of 568 760 EQNEDT32.EXE vbc.exe PID 760 wrote to memory of 568 760 EQNEDT32.EXE vbc.exe PID 1456 wrote to memory of 852 1456 WINWORD.EXE splwow64.exe PID 1456 wrote to memory of 852 1456 WINWORD.EXE splwow64.exe PID 1456 wrote to memory of 852 1456 WINWORD.EXE splwow64.exe PID 1456 wrote to memory of 852 1456 WINWORD.EXE splwow64.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1676 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe PID 568 wrote to memory of 1224 568 vbc.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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\88160011B.xlsx1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
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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
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\V789HYVY\receipt[1].docFilesize
20KB
MD58531e389071583bf24756116a1770018
SHA1e99795a4a4cf509a4d8efec6c573e3be4b3477db
SHA2564aa2cd3f90eb232a9ea09d5e49fa1b94a038313bb482faecd2961778174f8e88
SHA512c117d141b0d03da382b10ba567532dc3b6d9768f5bc71193da6ebec0b47cc030bdfd0ef7d0a110c28daacc2d6be2a723de0001476104503ae66089a864bb5fe0
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C:\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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C:\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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\Users\Public\vbc.exeFilesize
561KB
MD5c01e2956b20349d01fd6f43f9a7ef0c3
SHA14799db2196420cc90b24e28519ed459119d71fca
SHA256f479546b3b39902eed49ccdd2749bde0d6ffb260311f8a8240fa69700e2a200e
SHA512e3b466d2e32b1b3e18cc8669f957cf8dc66ca85827a2f40083931e0d72da8f67d8b01b71fea9bd8f601143d071f729184b9685198a974c247aaac7958141f469
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memory/568-81-0x0000000005D60000-0x0000000005DCA000-memory.dmpFilesize
424KB
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memory/568-72-0x0000000000000000-mapping.dmp
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memory/568-79-0x0000000000460000-0x0000000000480000-memory.dmpFilesize
128KB
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memory/568-80-0x00000000008F0000-0x00000000008FE000-memory.dmpFilesize
56KB
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memory/568-82-0x0000000000E50000-0x0000000000E76000-memory.dmpFilesize
152KB
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memory/568-75-0x00000000013B0000-0x0000000001442000-memory.dmpFilesize
584KB
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memory/852-76-0x0000000000000000-mapping.dmp
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memory/852-78-0x000007FEFC3A1000-0x000007FEFC3A3000-memory.dmpFilesize
8KB
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memory/1000-54-0x000000002FD11000-0x000000002FD14000-memory.dmpFilesize
12KB
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memory/1000-58-0x0000000075F21000-0x0000000075F23000-memory.dmpFilesize
8KB
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memory/1000-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1000-55-0x0000000071B91000-0x0000000071B93000-memory.dmpFilesize
8KB
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memory/1000-63-0x0000000072B7D000-0x0000000072B88000-memory.dmpFilesize
44KB
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memory/1000-57-0x0000000072B7D000-0x0000000072B88000-memory.dmpFilesize
44KB
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memory/1224-83-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-84-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-86-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-88-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-89-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-90-0x00000000004202AE-mapping.dmp
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memory/1224-94-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1224-92-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1456-65-0x0000000072B7D000-0x0000000072B88000-memory.dmpFilesize
44KB
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memory/1456-64-0x0000000072B7D000-0x0000000072B88000-memory.dmpFilesize
44KB
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memory/1456-59-0x000000006BEE1000-0x000000006BEE4000-memory.dmpFilesize
12KB