agenttesla | 3d3427a09aceb2dfcceaf2c8a232df04929a4bec0b43428ef595bbbd16162ddc

Analysis

max time kernel
113s
max time network
116s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
27-02-2023 19:41

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General

Target

Order.docx
Size

10KB
MD5

b9571630868381221bee77b8fe5079ca
SHA1

12228855be9ea4783d1034678e00ddb51732d83b
SHA256

3d3427a09aceb2dfcceaf2c8a232df04929a4bec0b43428ef595bbbd16162ddc
SHA512

209a9a056f36d3f709f5abeffcd33e6f918094921efc79c1deaede609e25b2fe752c60b3c86b0b6b61f0ff4365a8c45917343303bd4fa7d60762fc3d1287e897
SSDEEP

192:ScIMmtP1aIG/bslPL++uO+l+CVWBXJC0c3uG/:SPXU/slT+LO+HkZC9N

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
002@frem-tr.com
Password:
jCXzqcP1 daniel 3116
Email To:
002@frem-tr.com

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

9 1440 EQNEDT32.EXE
Downloads MZ/PE file

flow	pid	process
9	1440	EQNEDT32.EXE

Abuses OpenXML format to download file from external location 2 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\14.0\Common	WINWORD.EXE
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\Common\Offline\Files\http://3324948138/c00----------------------------.DOC	WINWORD.EXE

Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1788 vbc.exe
1732 vbc.exe
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1440 EQNEDT32.EXE
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
1788	vbc.exe
1732	vbc.exe

pid	process
1440	EQNEDT32.EXE

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

vbc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\gcWPrHZ = "C:\\Users\\Admin\\AppData\\Roaming\\gcWPrHZ\\gcWPrHZ.exe"	vbc.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

vbc.exe

description pid process target process

PID 1788 set thread context of 1732 1788 vbc.exe vbc.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

868 schtasks.exe
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1440 EQNEDT32.EXE

description	pid	process	target process
PID 1788 set thread context of 1732	1788	vbc.exe	vbc.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
868	schtasks.exe

pid	process
1440	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.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 MHTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt	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\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.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\ = "&Edit"	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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.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	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.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	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
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\edit\command	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.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"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	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 created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	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\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	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	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	WINWORD.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\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.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\.htm\OpenWithList	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	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\mhtmlfile\shell\Print\command	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1424 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

vbc.exepowershell.exe

pid process

1788 vbc.exe
1788 vbc.exe
556 powershell.exe

pid	process
1424	WINWORD.EXE

pid	process
1788	vbc.exe
1788	vbc.exe
556	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

vbc.exevbc.exepowershell.exeWINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	1788	vbc.exe
Token: SeDebugPrivilege	1732	vbc.exe
Token: SeDebugPrivilege	556	powershell.exe
Token: SeShutdownPrivilege	1424	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1424 WINWORD.EXE
1424 WINWORD.EXE

pid	process
1424	WINWORD.EXE
1424	WINWORD.EXE

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEvbc.exe

description	pid	process	target process
PID 1440 wrote to memory of 1788	1440	EQNEDT32.EXE	vbc.exe
PID 1440 wrote to memory of 1788	1440	EQNEDT32.EXE	vbc.exe
PID 1440 wrote to memory of 1788	1440	EQNEDT32.EXE	vbc.exe
PID 1440 wrote to memory of 1788	1440	EQNEDT32.EXE	vbc.exe
PID 1424 wrote to memory of 1488	1424	WINWORD.EXE	splwow64.exe
PID 1424 wrote to memory of 1488	1424	WINWORD.EXE	splwow64.exe
PID 1424 wrote to memory of 1488	1424	WINWORD.EXE	splwow64.exe
PID 1424 wrote to memory of 1488	1424	WINWORD.EXE	splwow64.exe
PID 1788 wrote to memory of 556	1788	vbc.exe	powershell.exe
PID 1788 wrote to memory of 556	1788	vbc.exe	powershell.exe
PID 1788 wrote to memory of 556	1788	vbc.exe	powershell.exe
PID 1788 wrote to memory of 556	1788	vbc.exe	powershell.exe
PID 1788 wrote to memory of 868	1788	vbc.exe	schtasks.exe
PID 1788 wrote to memory of 868	1788	vbc.exe	schtasks.exe
PID 1788 wrote to memory of 868	1788	vbc.exe	schtasks.exe
PID 1788 wrote to memory of 868	1788	vbc.exe	schtasks.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe
PID 1788 wrote to memory of 1732	1788	vbc.exe	vbc.exe

outlook_office_path 1 IoCs

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Order.docx"
1⤵
- Abuses OpenXML format to download file from external location
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1424

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1488

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1440

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
PID:1788

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\REqzovjc.exe"
3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\REqzovjc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88E0.tmp"
3⤵
- Creates scheduled task(s)
PID:868

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Scheduled Task

T1053

Exploitation for Client Execution

T1203

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Scripting

T1064

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\FSD-{CA77BE2E-5C52-4096-8810-260D0CBBCFF1}.FSD
Filesize
128KB

MD5
d46991160ad5423e9c1e270e0151c895

SHA1
a0bf59fda9712730ea3205a09189b1b9b0fb07cf

SHA256
be4b202f7feacf2d89289e8ec6742db7b23b99e2ff54f16a3f5126b577bfb60a

SHA512
0b3b88138b6893b18aae0d1b931f1a0adf5f25d23cb4e09a4aad2347e03b6dde3c74a295ce42b48e9325c4d30aaa25698454fc6020a07d586d1193be5d42c75a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD
Filesize
128KB

MD5
5f44d46c7506bfc2e593973a98793a52

SHA1
1989bcaca1beb23ed50f4db1c9ae674ebbe0ceed

SHA256
48455bfa2412e2cf25aadcd7f52a2f45fabc686243e962213a160802e018f6b8

SHA512
f585a08bd739d4db177fec2fbe09b641cc61373cbabe937fe248c3b24df4900bf59e269312f53dc57e2bf17c5e433f121f203ed2dcbf95caffb7b1d8b0d77db2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD
Filesize
128KB

MD5
39f4bb75973de096058649a524addbfa

SHA1
fdb2bb83087c90ff849b7b5e8b32b5c50dc0d180

SHA256
a14559a14d2bb3acee59d4c19362afbcc6d633d1fed7a5f2a9117a9e5707bfa6

SHA512
45dffdcf814d8297c2b9bf84199b3b103cfa3746973951fca2268f2d20155f59eee59a6fa6ff75254e0968d5e76381666f6c7e57b5d34337a1c782b0c8c16f0b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-{E6B1E038-3D55-4060-A737-ADE4C4EBF22D}.FSD
Filesize
128KB

MD5
1f1db1f06df0f68f747fa7f1e3039601

SHA1
c8c84542fc7bfd7e6af574f8df80033e0e935198

SHA256
7b59d28a832646d90f8bb2e52fa8d89403976714891fd553ba596fbedc78d9a0

SHA512
b35b1e83fe7a49d66deba20ca825ed710461e95e397658bf239fb9277768cba11435a2bc8c69b6266b2bb14376cecf62881bbf4068f4a13c0cb764c400a0f81e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ACT9UUKV\c00----------------------------[1].doc
Filesize
14KB

MD5
a0d3000e5792081fa970184fe592808f

SHA1
551941fd7e55cb98ea3a2f315fabe1d2b0a0b935

SHA256
7cee2955d8fee68f5501d86c84159f3e8cefcd52476a950a5712b84bbb1feedd

SHA512
e64b08ff15d7c396304d167781555beb01fc47ba488ead5dd231d7166d67da0599c61d942cb1d9415469cd4e4e2c8cad46763df224ba02ebaeab629b008f2556

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp88E0.tmp
Filesize
1KB

MD5
e15df9083295825cc1217f058c813f24

SHA1
a19bd1b82f06782200c9138dd2fd7cc037cbb590

SHA256
701625d76fe7ee5ff2e2727ce1beb4d40254582114b08e190f17b39d2ccb47bc

SHA512
bbf9210c5efd392e5d33fd910f74315b4bd26d89444242c227ab92033a8c964ae03dab777277efb168776abb1e289e8a7b18bb7a6ad6d5796e840920494a4d6f

Download Submit
C:\Users\Admin\AppData\Local\Temp\{69585523-B675-434B-8A23-1EC3C1E70523}
Filesize
128KB

MD5
3d1ef40fbd58707795c3ae3059c06c6a

SHA1
07016e49ef9d1a2abcad49de4fe5a98d89752934

SHA256
d43ea17a90c7753e076beb2f90f88914b8c40697c604683d2ff9fbe08341d74c

SHA512
76c46ece5690f9fc3429d62e7c47cbf4e8bed32221d19eab8dcf800e1548fb0310583c614f1385135ce8aeb4fd9eb26e2de612b10afb37ad6ee866ad9a647fcc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
Filesize
20KB

MD5
73b9dbd6ca3d103a66793bc47cbf126e

SHA1
01f2720f1a0110063c192742cf51d8e03570296a

SHA256
892e3fa3dba71619e70bb2fdde824dec05e437a92a11bf7e0868b05a1bbda4c9

SHA512
635d5b1302b7e667dc200b449fd97491dfa94adc3167b16c865284755e1ba1ad5dca010fa79cf50011e8401c4b68a9080e05c35f478e78a74d1ecf8e852190f5

Download Submit
C:\Users\Public\vbc.exe
Filesize
1.1MB

MD5
a5e75f93a365f2f20438395c0949624d

SHA1
75a9d3e8faa58757a04a84ebf3def50357ac515e

SHA256
0e971d7a08790f5b5a54e074c3b343985ab403cd0665c2580d0e7d0c4e463163

SHA512
af70c9bb70fc2ecfcda0c395b3a4076b18629e7a94273b6adbda7dd7ebbde00939780c12d53f829ee326a33fb71de7729d3ba178e49a3d3fa3f86d351bd8e4d6

Download Submit
C:\Users\Public\vbc.exe
Filesize
1.1MB

MD5
a5e75f93a365f2f20438395c0949624d

SHA1
75a9d3e8faa58757a04a84ebf3def50357ac515e

SHA256
0e971d7a08790f5b5a54e074c3b343985ab403cd0665c2580d0e7d0c4e463163

SHA512
af70c9bb70fc2ecfcda0c395b3a4076b18629e7a94273b6adbda7dd7ebbde00939780c12d53f829ee326a33fb71de7729d3ba178e49a3d3fa3f86d351bd8e4d6

Download Submit
C:\Users\Public\vbc.exe
Filesize
1.1MB

MD5
a5e75f93a365f2f20438395c0949624d

SHA1
75a9d3e8faa58757a04a84ebf3def50357ac515e

SHA256
0e971d7a08790f5b5a54e074c3b343985ab403cd0665c2580d0e7d0c4e463163

SHA512
af70c9bb70fc2ecfcda0c395b3a4076b18629e7a94273b6adbda7dd7ebbde00939780c12d53f829ee326a33fb71de7729d3ba178e49a3d3fa3f86d351bd8e4d6

Download Submit
C:\Users\Public\vbc.exe
Filesize
1.1MB

MD5
a5e75f93a365f2f20438395c0949624d

SHA1
75a9d3e8faa58757a04a84ebf3def50357ac515e

SHA256
0e971d7a08790f5b5a54e074c3b343985ab403cd0665c2580d0e7d0c4e463163

SHA512
af70c9bb70fc2ecfcda0c395b3a4076b18629e7a94273b6adbda7dd7ebbde00939780c12d53f829ee326a33fb71de7729d3ba178e49a3d3fa3f86d351bd8e4d6

Download Submit
\Users\Public\vbc.exe
Filesize
1.1MB

MD5
a5e75f93a365f2f20438395c0949624d

SHA1
75a9d3e8faa58757a04a84ebf3def50357ac515e

SHA256
0e971d7a08790f5b5a54e074c3b343985ab403cd0665c2580d0e7d0c4e463163

SHA512
af70c9bb70fc2ecfcda0c395b3a4076b18629e7a94273b6adbda7dd7ebbde00939780c12d53f829ee326a33fb71de7729d3ba178e49a3d3fa3f86d351bd8e4d6

Download Submit
memory/556-174-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/556-172-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/1424-203-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1424-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1732-164-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-169-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-159-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-160-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-161-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-162-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1732-163-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1732-176-0x0000000000D90000-0x0000000000DD0000-memory.dmp

Filesize
256KB

Download
memory/1732-173-0x0000000000D90000-0x0000000000DD0000-memory.dmp

Filesize
256KB

Download
memory/1732-171-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1788-158-0x0000000000580000-0x00000000005B2000-memory.dmp

Filesize
200KB

Download
memory/1788-150-0x0000000004A30000-0x0000000004A70000-memory.dmp

Filesize
256KB

Download
memory/1788-151-0x0000000000230000-0x000000000023C000-memory.dmp

Filesize
48KB

Download
memory/1788-145-0x0000000000210000-0x0000000000226000-memory.dmp

Filesize
88KB

Download
memory/1788-152-0x0000000005D90000-0x0000000005E3A000-memory.dmp

Filesize
680KB

Download
memory/1788-144-0x0000000004A30000-0x0000000004A70000-memory.dmp

Filesize
256KB

Download
memory/1788-142-0x0000000000FF0000-0x000000000110C000-memory.dmp

Filesize
1.1MB

Download