Analysis
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max time kernel
105s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03-10-2022 07:57
Static task
static1
Behavioral task
behavioral1
Sample
PO # 6022000990.xlsx
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
PO # 6022000990.xlsx
Resource
win10v2004-20220812-en
General
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Target
PO # 6022000990.xlsx
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Size
225KB
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MD5
0e8124dc3c84e6b3d1dd6402c38d36a0
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SHA1
b98ab3ba28586b38e87f658d6a0ea5089f9ebf28
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SHA256
0c922da2933a3d4e4707561d8cfd0252fbba9853e6a8703e19cb76340f5b78a1
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SHA512
193bfd7db132071af2bde49a931edb16bae3e5b1100663abaacd28c72f35d0647871d32c64a360c43b6ff5843f37eda6bae729021e73267117179cc72afe7508
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SSDEEP
6144:YKwyJY3dHu+QbR61DJBgH2woI3zL1c+k38T/mKgRx5:5w7dHut6+/oIji+xvgR7
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
smadar.joseph@almalasers-il.com - Password:
doDHyw%0 - Email To:
smadar.joseph@almalasers-il.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/440-78-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/440-81-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/440-82-0x000000000042019E-mapping.dmp family_snakekeylogger behavioral1/memory/440-80-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/440-85-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/440-87-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 3 324 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
vbc.exevbc.exepid process 944 vbc.exe 440 vbc.exe -
Loads dropped DLL 5 IoCs
Processes:
EQNEDT32.EXEpid process 324 EQNEDT32.EXE 324 EQNEDT32.EXE 324 EQNEDT32.EXE 324 EQNEDT32.EXE 324 EQNEDT32.EXE -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.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 5 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
vbc.exedescription pid process target process PID 944 set thread context of 440 944 vbc.exe vbc.exe -
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 Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor 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\edit\COMMAND EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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 MHTML Editor\shell\edit 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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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 HTML Editor\shell 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 MHTML 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 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 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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\shell 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 HTML 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 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 MHTML Editor EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht 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\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application EXCEL.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\"" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\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 (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command 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\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 Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell 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\Excel.exe\shell\edit\command EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 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 Publisher\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" 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\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1328 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
vbc.exepid process 440 vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
vbc.exedescription pid process Token: SeDebugPrivilege 440 vbc.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1328 EXCEL.EXE 1328 EXCEL.EXE 1328 EXCEL.EXE -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
EQNEDT32.EXEvbc.exedescription pid process target process PID 324 wrote to memory of 944 324 EQNEDT32.EXE vbc.exe PID 324 wrote to memory of 944 324 EQNEDT32.EXE vbc.exe PID 324 wrote to memory of 944 324 EQNEDT32.EXE vbc.exe PID 324 wrote to memory of 944 324 EQNEDT32.EXE vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe PID 944 wrote to memory of 440 944 vbc.exe vbc.exe -
outlook_office_path 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.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\PO # 6022000990.xlsx"1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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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 use of WriteProcessMemory
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
- 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
Loading Replay Monitor...
Downloads
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C:\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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C:\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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C:\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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\Users\Public\vbc.exeFilesize
904KB
MD50d01b398c62a9309102e4ff06a8e41ca
SHA19d5295874a6d5bce167fe43c02b79dde88100ad2
SHA2567a67b150e39e9a9e879083da6aba720773e8bd4b3a46729fff3a38554d27e05e
SHA5129b7713d68b73972138007987b5f5c3dfc2d95e8bc139d2b9b590d6e49c9ec6a7284f19c16d5ab6f9a236c88d0910ee4b63baa32906d2ede0cba80b803223edb0
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memory/440-78-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-75-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-87-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-85-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-80-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-82-0x000000000042019E-mapping.dmp
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memory/440-81-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/440-76-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/944-70-0x0000000000390000-0x00000000003AC000-memory.dmpFilesize
112KB
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memory/944-68-0x00000000104C0000-0x00000000105A4000-memory.dmpFilesize
912KB
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memory/944-74-0x00000000006C0000-0x00000000006E6000-memory.dmpFilesize
152KB
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memory/944-72-0x00000000003F0000-0x00000000003FC000-memory.dmpFilesize
48KB
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memory/944-73-0x0000000005120000-0x00000000051A0000-memory.dmpFilesize
512KB
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memory/944-65-0x0000000000000000-mapping.dmp
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memory/1328-71-0x000000007240D000-0x0000000072418000-memory.dmpFilesize
44KB
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memory/1328-58-0x0000000075FE1000-0x0000000075FE3000-memory.dmpFilesize
8KB
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memory/1328-55-0x0000000071421000-0x0000000071423000-memory.dmpFilesize
8KB
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memory/1328-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1328-57-0x000000007240D000-0x0000000072418000-memory.dmpFilesize
44KB
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memory/1328-54-0x000000002FD41000-0x000000002FD44000-memory.dmpFilesize
12KB
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memory/1328-89-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1328-90-0x000000007240D000-0x0000000072418000-memory.dmpFilesize
44KB