agenttesla | 14b2a0a27bc9c98e606495cf2d612db931d125983262b780e30d6f48e4d59b50

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
02-12-2023 16:35

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General

Target

Orden T7405.xla.xls
Size

391KB
MD5

c198b379975c143eefceef1d79a20e17
SHA1

779ec72a2e929c5ba0f1b6db8922453c76177e38
SHA256

14b2a0a27bc9c98e606495cf2d612db931d125983262b780e30d6f48e4d59b50
SHA512

20224151e72415d17e47507a417fb8898d9b5e70a6749ce7e5fbe72e3f6b5cea6caee0eb1125ad327c8028fea7cf8722306171c376c53ca4bdd23f6fbab14ef8
SSDEEP

6144:Fn1m9kdbzPpeZl8b++UXKefrBCPP9UeybHvwsJxHMMj2GGuNla20kUVLR/:FOevhS5KSoPmeyTIsJxHlbCV

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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

11 1864 EQNEDT32.EXE
Downloads MZ/PE file
Abuses OpenXML format to download file from external location
Executes dropped EXE 3 IoCs

Processes:

wlanext.exedoubbdi.exedoubbdi.exe

pid process

1236 wlanext.exe
336 doubbdi.exe
1908 doubbdi.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXEwlanext.exedoubbdi.exe

pid process

1864 EQNEDT32.EXE
1236 wlanext.exe
1236 wlanext.exe
336 doubbdi.exe
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
T1552.001
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
T1552.001

flow	pid	process
11	1864	EQNEDT32.EXE

pid	process
1236	wlanext.exe
336	doubbdi.exe
1908	doubbdi.exe

pid	process
1864	EQNEDT32.EXE
1236	wlanext.exe
1236	wlanext.exe
336	doubbdi.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

doubbdi.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	doubbdi.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	doubbdi.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	doubbdi.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

doubbdi.exe

description pid process target process

PID 336 set thread context of 1908 336 doubbdi.exe doubbdi.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 336 set thread context of 1908	336	doubbdi.exe	doubbdi.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_2
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_2
\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_1
\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_2
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\wlanext.exe	nsis_installer_2

Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description 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.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1864 EQNEDT32.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

pid	process
1864	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXEWINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\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	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key deleted	\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	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	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	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\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\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	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\shell	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	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\WinWord.exe	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\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	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\mhtmlfile\DefaultIcon	WINWORD.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"	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\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	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\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	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
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\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	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\.mht\OpenWithList\WinWord.exe\shell\edit\command	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\.mht\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2940 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

doubbdi.exe

pid process

1908 doubbdi.exe
1908 doubbdi.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

doubbdi.exe

pid process

336 doubbdi.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

doubbdi.exeWINWORD.EXE

description pid process

Token: SeDebugPrivilege 1908 doubbdi.exe
Token: SeShutdownPrivilege 2676 WINWORD.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXEWINWORD.EXE

pid process

2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2676 WINWORD.EXE
2676 WINWORD.EXE

pid	process
2940	EXCEL.EXE

pid	process
1908	doubbdi.exe
1908	doubbdi.exe

pid	process
336	doubbdi.exe

description	pid	process
Token: SeDebugPrivilege	1908	doubbdi.exe
Token: SeShutdownPrivilege	2676	WINWORD.EXE

pid	process
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2676	WINWORD.EXE
2676	WINWORD.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

EQNEDT32.EXEwlanext.exedoubbdi.exeWINWORD.EXE

description	pid	process	target process
PID 1864 wrote to memory of 1236	1864	EQNEDT32.EXE	wlanext.exe
PID 1864 wrote to memory of 1236	1864	EQNEDT32.EXE	wlanext.exe
PID 1864 wrote to memory of 1236	1864	EQNEDT32.EXE	wlanext.exe
PID 1864 wrote to memory of 1236	1864	EQNEDT32.EXE	wlanext.exe
PID 1236 wrote to memory of 336	1236	wlanext.exe	doubbdi.exe
PID 1236 wrote to memory of 336	1236	wlanext.exe	doubbdi.exe
PID 1236 wrote to memory of 336	1236	wlanext.exe	doubbdi.exe
PID 1236 wrote to memory of 336	1236	wlanext.exe	doubbdi.exe
PID 336 wrote to memory of 1908	336	doubbdi.exe	doubbdi.exe
PID 336 wrote to memory of 1908	336	doubbdi.exe	doubbdi.exe
PID 336 wrote to memory of 1908	336	doubbdi.exe	doubbdi.exe
PID 336 wrote to memory of 1908	336	doubbdi.exe	doubbdi.exe
PID 336 wrote to memory of 1908	336	doubbdi.exe	doubbdi.exe
PID 2676 wrote to memory of 1120	2676	WINWORD.EXE	splwow64.exe
PID 2676 wrote to memory of 1120	2676	WINWORD.EXE	splwow64.exe
PID 2676 wrote to memory of 1120	2676	WINWORD.EXE	splwow64.exe
PID 2676 wrote to memory of 1120	2676	WINWORD.EXE	splwow64.exe

outlook_office_path 1 IoCs

Processes:

doubbdi.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	doubbdi.exe

outlook_win_path 1 IoCs

Processes:

doubbdi.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	doubbdi.exe

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\Orden T7405.xla.xls"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2940

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1120

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:1864

C:\Users\Admin\AppData\Roaming\wlanext.exe
"C:\Users\Admin\AppData\Roaming\wlanext.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1236

C:\Users\Admin\AppData\Local\Temp\doubbdi.exe
"C:\Users\Admin\AppData\Local\Temp\doubbdi.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:336

C:\Users\Admin\AppData\Local\Temp\doubbdi.exe
"C:\Users\Admin\AppData\Local\Temp\doubbdi.exe"
4⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD

Filesize
128KB

MD5
3ddf7bf41d884e0efa9937e07a0ba850

SHA1
aded2180c25d76c979cfb604bdf38186d7b32eea

SHA256
08bb56c9873a4997fa2c5f1d79928e94f3eb3154fb3601ee82c158f6115d8f91

SHA512
77523399e5b743ed571f8285439398d9a2261d394bdcb2c3fde7aebf730bb6201624cdec9830ed9530c7b5e18d63f750eb282ec8a3d5fb2e1b72f1760afe9c46

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-{D8157E08-30E9-4793-9A30-56AF2B27AE7D}.FSD

Filesize
128KB

MD5
1b60309091010ac7ac73690021119b8a

SHA1
415583e241eb93914ed82834656b347a90516634

SHA256
8ee0bdba19cadb6a975a63e2284a5ff0687648b0a10b96ff475a0b75d6221fac

SHA512
59b684d52863327e6eef3cce14ba68c6c481df0acbe16f87a3e71c9ed16cb8519da03a2a8395fc6b2472238bfcc44bedb567ac2fc05234843be814ed6d944d8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9G8QJ0N4\Microsoftdeletedentirehistoryfromthepcalsocookiecachetoo[1].doc

Filesize
58KB

MD5
6ee6e6e58e88fbb222f7b1c8e37973d7

SHA1
fad289b5872a39a24d151ba59102c8d7c2e73e35

SHA256
f7925b0edcb383f181bbb45b29acaad0b837f0ea742a755e47aed688bcd170cf

SHA512
439dd171e5fcb4d30928b2fa19f17f709ca5056ae097a03decd7b9df6da5726eaf3b93499958660cecf75eef0d25d575216e5b6009f3ff68756c949ff272abc8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\DB9C4673.doc

Filesize
58KB

MD5
6ee6e6e58e88fbb222f7b1c8e37973d7

SHA1
fad289b5872a39a24d151ba59102c8d7c2e73e35

SHA256
f7925b0edcb383f181bbb45b29acaad0b837f0ea742a755e47aed688bcd170cf

SHA512
439dd171e5fcb4d30928b2fa19f17f709ca5056ae097a03decd7b9df6da5726eaf3b93499958660cecf75eef0d25d575216e5b6009f3ff68756c949ff272abc8

Download Submit
C:\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\pxqopxxmqh.mzk

Filesize
334KB

MD5
043bdf6ecd9749b3947423bc584f7af9

SHA1
7705ddeb913cb220c29a79859d6a76d64f3f7c46

SHA256
e53e05f266ca0f1e7e5f7c5fc91df1c9801cc708be3ae080f994aef1c2ef011c

SHA512
3e47886d7704bdcaa50e1484650e9ec01bc9c86ce3ee3d58bb74d09326e3d94ab83fe90009c75a4acdaa0a1fa7cd5e377f8f059040ef019737218b3f14fce065

Download Submit
C:\Users\Admin\AppData\Local\Temp\{8534FB17-82BD-40A4-AA55-9904DDBBA1A4}

Filesize
128KB

MD5
e586cb91a91e2a346b135c7f36be8f34

SHA1
fbb63215daf8ea6b3531b567cabced4215833e27

SHA256
2d636572679c9f77ec1f32d7f3ac5f167065ca0d874311dc4b6361fd12eb134d

SHA512
b83f9acdeccc61a15bef1823c2689993569a9dc8ebabdbb3940fd2a48f344fc6ca5b7c5640d37e9ade33cad38ddee2d823cb3f5aa1d35108ffb30aa12b1b33ee

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

Filesize
20KB

MD5
ab936e990341d2f26046dbe4673970d1

SHA1
1796101eaa7f2e779444ce604357b7d75b35a256

SHA256
3afa8919dbfd9d42f4fbe75681ade790e9ca693dda809aa4f4720878e0e90f80

SHA512
017a8567660b659c3c22e8b7c2df62d35e36effc06cec87bb2c0c7cac2270842c5ffb17a99a23723c6321d1376490c490eb80f9799bbe672fce13c59342ebddf

Download Submit
C:\Users\Admin\AppData\Roaming\wlanext.exe

Filesize
405KB

MD5
8bfd7886121330aca3002b5b1e768740

SHA1
1dae238a6f5c6fb2074f8f7e9dccdaa625ccc71e

SHA256
03b950d316f2e66e637a9cfdd2f769d5a53296b0459df9cb6ed0fc0d25282958

SHA512
48354e5f6af35bce559d1476752cea9ebc4637e7792f8531b452b076c9949dca2892948c85e5b42ceebdc45cc3c21d03ce039c22983451c7c38b939a08528ee1

Download Submit
C:\Users\Admin\AppData\Roaming\wlanext.exe

Filesize
405KB

MD5
8bfd7886121330aca3002b5b1e768740

SHA1
1dae238a6f5c6fb2074f8f7e9dccdaa625ccc71e

SHA256
03b950d316f2e66e637a9cfdd2f769d5a53296b0459df9cb6ed0fc0d25282958

SHA512
48354e5f6af35bce559d1476752cea9ebc4637e7792f8531b452b076c9949dca2892948c85e5b42ceebdc45cc3c21d03ce039c22983451c7c38b939a08528ee1

Download Submit
C:\Users\Admin\AppData\Roaming\wlanext.exe

Filesize
405KB

MD5
8bfd7886121330aca3002b5b1e768740

SHA1
1dae238a6f5c6fb2074f8f7e9dccdaa625ccc71e

SHA256
03b950d316f2e66e637a9cfdd2f769d5a53296b0459df9cb6ed0fc0d25282958

SHA512
48354e5f6af35bce559d1476752cea9ebc4637e7792f8531b452b076c9949dca2892948c85e5b42ceebdc45cc3c21d03ce039c22983451c7c38b939a08528ee1

Download Submit
\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
\Users\Admin\AppData\Local\Temp\doubbdi.exe

Filesize
191KB

MD5
5a1232108d4d199c99de71a08c45f068

SHA1
817bb4b675853d2b36c99f0d6d9bf4d162c6000e

SHA256
1eaf29f23168f7506f681545f3355eafefa715d574d7f5e68a5523b6b4d92f55

SHA512
572facb4bf5e8415b37cb73992e843fffd9188b6929da139433f4ccc5a950a61dfbd8031f73667f1a4d976dbe06da7e0e747e168d5f23ac261608f72f8f62b5b

Download Submit
\Users\Admin\AppData\Roaming\wlanext.exe

Filesize
405KB

MD5
8bfd7886121330aca3002b5b1e768740

SHA1
1dae238a6f5c6fb2074f8f7e9dccdaa625ccc71e

SHA256
03b950d316f2e66e637a9cfdd2f769d5a53296b0459df9cb6ed0fc0d25282958

SHA512
48354e5f6af35bce559d1476752cea9ebc4637e7792f8531b452b076c9949dca2892948c85e5b42ceebdc45cc3c21d03ce039c22983451c7c38b939a08528ee1

Download Submit
memory/336-105-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/1908-124-0x0000000069E10000-0x000000006A4FE000-memory.dmp

Filesize
6.9MB

Download
memory/1908-120-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-127-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-126-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-109-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1908-125-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-112-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1908-113-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1908-115-0x0000000069E10000-0x000000006A4FE000-memory.dmp

Filesize
6.9MB

Download
memory/1908-116-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-117-0x0000000000950000-0x0000000000992000-memory.dmp

Filesize
264KB

Download
memory/1908-118-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/1908-123-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1908-121-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/2676-7-0x0000000003600000-0x0000000003602000-memory.dmp

Filesize
8KB

Download
memory/2676-122-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download
memory/2676-3-0x000000002F481000-0x000000002F482000-memory.dmp

Filesize
4KB

Download
memory/2676-5-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download
memory/2676-149-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2676-150-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download
memory/2940-119-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download
memory/2940-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2940-8-0x0000000002F60000-0x0000000002F62000-memory.dmp

Filesize
8KB

Download
memory/2940-1-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download
memory/2940-154-0x0000000071F6D000-0x0000000071F78000-memory.dmp

Filesize
44KB

Download