agenttesla | 02e273a2f40b1a10f15b08d4dee9356f778a82ee48dc9bad878fb4d789d01431

Analysis

max time kernel
144s
max time network
139s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
08-12-2023 10:01

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General

Target

PO_Copy.xls
Size

392KB
MD5

c53132c26ed5a87968bd23ff41c485ba
SHA1

01b1a3c676dbc370fb1916ef17f9bb0309d5b966
SHA256

02e273a2f40b1a10f15b08d4dee9356f778a82ee48dc9bad878fb4d789d01431
SHA512

5a09beb5a19c3be45f22e3e7e5e88fbabca1790ede5f38867d1976ce9017ca670797ae8c180666b0e4332803f01e3219f70727915f71507b5bf350f66d17d304
SSDEEP

6144:Cn1m9kdb/PpeZHVl3S4qQygZpuUXI+FzkEM3Kajs5yiIIrjj5vQDwMm4EHnO:COeDuni5XgZTI+eEuKGiIIryDLm42

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.experthvac.ro
Port:
21
Username:
[email protected]
Password:
-8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

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 1888 EQNEDT32.EXE
Downloads MZ/PE file
Abuses OpenXML format to download file from external location
Executes dropped EXE 1 IoCs

Processes:

wlanext.exe

pid process

1324 wlanext.exe
Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid process

1888 EQNEDT32.EXE
1888 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
T1552.001
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	1888	EQNEDT32.EXE

pid	process
1324	wlanext.exe

pid	process
1888	EQNEDT32.EXE
1888	EQNEDT32.EXE

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

wlanext.exe

description pid process target process

PID 1324 set thread context of 2964 1324 wlanext.exe RegAsm.exe
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

1888 EQNEDT32.EXE

description	pid	process	target process
PID 1324 set thread context of 2964	1324	wlanext.exe	RegAsm.exe

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

pid	process
1888	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-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	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	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\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\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\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\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-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\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\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	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 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\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\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	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2728 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

wlanext.exe

pid process

1324 wlanext.exe
1324 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wlanext.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 1324 wlanext.exe
Token: SeDebugPrivilege 2964 RegAsm.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXEWINWORD.EXE

pid process

2728 EXCEL.EXE
2728 EXCEL.EXE
2728 EXCEL.EXE
2424 WINWORD.EXE
2424 WINWORD.EXE

pid	process
2728	EXCEL.EXE

pid	process
1324	wlanext.exe
1324	wlanext.exe

description	pid	process
Token: SeDebugPrivilege	1324	wlanext.exe
Token: SeDebugPrivilege	2964	RegAsm.exe

pid	process
2728	EXCEL.EXE
2728	EXCEL.EXE
2728	EXCEL.EXE
2424	WINWORD.EXE
2424	WINWORD.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEwlanext.exe

description	pid	process	target process
PID 1888 wrote to memory of 1324	1888	EQNEDT32.EXE	wlanext.exe
PID 1888 wrote to memory of 1324	1888	EQNEDT32.EXE	wlanext.exe
PID 1888 wrote to memory of 1324	1888	EQNEDT32.EXE	wlanext.exe
PID 1888 wrote to memory of 1324	1888	EQNEDT32.EXE	wlanext.exe
PID 2424 wrote to memory of 1836	2424	WINWORD.EXE	splwow64.exe
PID 2424 wrote to memory of 1836	2424	WINWORD.EXE	splwow64.exe
PID 2424 wrote to memory of 1836	2424	WINWORD.EXE	splwow64.exe
PID 2424 wrote to memory of 1836	2424	WINWORD.EXE	splwow64.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe
PID 1324 wrote to memory of 2964	1324	wlanext.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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\PO_Copy.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2728

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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1836

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:1888

C:\Users\Admin\AppData\Roaming\wlanext.exe
"C:\Users\Admin\AppData\Roaming\wlanext.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
3⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2964

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\FSD-{0E6E534A-9FCF-4154-8466-111B73EF4BF1}.FSD

Filesize
128KB

MD5
19a848e84b6739cf555606c527b752f1

SHA1
c2305445d9588905370febe16581d3642180e705

SHA256
77e48e819166757d8ee33a16343fd2acdad8bb2280c24cf44b0af10e82cb882d

SHA512
b039cbd783466735b290c722ee16c6b94080408d05477d79169dab2a15937211f66a5d5b37d5bed56dc3312255bd50c505d674dc98dc9f8ac2c8d5933a0b0c8f

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

Filesize
128KB

MD5
7a08bb6dff9b2e75582f84d5df343fba

SHA1
fae2a971d1da442f87f3169453ef55674f66c76c

SHA256
849698fc244cc16db158e8a79835d18bfd945ac357d1c3c2089186dcfd0d36d8

SHA512
5a2395856fef0083fcffe3eb67fb064bdf6b4d344e7c661caa8d37149a13f50e62ffc8eb4d904c133ed88ae67f50a21dc99ea2a467bb3b701b0007f4245efd79

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-{44BD77B8-C364-425F-893D-600CE9370349}.FSD

Filesize
128KB

MD5
cc5a8fbdecfb82426ad37642a9f4b9f4

SHA1
a150ad1d2c5d42dfc60b540454bac95b4274a09a

SHA256
bf6395af5b2b400704b9b020c724305caec80c86be7d7e4e5689a5780ef7e5b6

SHA512
7639055f40747dd53933efecfe9f54ccdbdae5650933b164bba3ad7d222fc1afbbe5352ae20d078791a76902d5bcd2ede9de1f289bb3c631acd2d5715d24ccb9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BOB1G6ZJ\Microsoftdecidedtodeleteentirehistorycachecookieeverythingfromthepc[1].doc

Filesize
68KB

MD5
2163e4abe634b604518567a27c2b57cd

SHA1
5ce02ec2b65a3771777e58879d30dd8d6fc92a79

SHA256
f997d796da5616a7f6b3c4affbe516c5995de5e24a13c3fad56e51f1e554c78e

SHA512
44e2d44d41be24f93c9a828330ac83de4cab387ae916fa4cc91313dfbf2906dd0a375580d4c5e3bb0b02720e0b2920a0cbcf0d7e21516ce5f62b80cb24af7370

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\DBD8781.doc

Filesize
68KB

MD5
2163e4abe634b604518567a27c2b57cd

SHA1
5ce02ec2b65a3771777e58879d30dd8d6fc92a79

SHA256
f997d796da5616a7f6b3c4affbe516c5995de5e24a13c3fad56e51f1e554c78e

SHA512
44e2d44d41be24f93c9a828330ac83de4cab387ae916fa4cc91313dfbf2906dd0a375580d4c5e3bb0b02720e0b2920a0cbcf0d7e21516ce5f62b80cb24af7370

Download Submit
C:\Users\Admin\AppData\Local\Temp\{1F84EF0D-11BB-4E57-8C13-8398288711E8}

Filesize
128KB

MD5
662724c85ecda2052edf3d30fba9afb2

SHA1
c0569c0ce1a31325e8e1444f0e76bbb7a87fa0ee

SHA256
e527dbcf1f50347bcbe44e76d6c033196433363ad130b407c95d08ea5093821b

SHA512
bbb979f9d840ddf75c71df1b8fca0bbc6e65079255db2ce50202d01b22b9307e0ab30036e7e7384417dd2c1abeabc52eb51e805250247d729f259d3e9d7f851b

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

Filesize
823KB

MD5
3713c253ab56bf85aaa806fc41cc6905

SHA1
cf59aac87590bb5f3bba092f20455b097a1ffab5

SHA256
ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17

SHA512
ca02a48ec0ff561e50817d661830cd4c4cf39fdc9e458a8fc93170d0fbafc6d1c5f6903a888b95c313e639c74e1e2c2369486873a14fcfbafaa58c7313230f87

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

Filesize
823KB

MD5
3713c253ab56bf85aaa806fc41cc6905

SHA1
cf59aac87590bb5f3bba092f20455b097a1ffab5

SHA256
ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17

SHA512
ca02a48ec0ff561e50817d661830cd4c4cf39fdc9e458a8fc93170d0fbafc6d1c5f6903a888b95c313e639c74e1e2c2369486873a14fcfbafaa58c7313230f87

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

Filesize
823KB

MD5
3713c253ab56bf85aaa806fc41cc6905

SHA1
cf59aac87590bb5f3bba092f20455b097a1ffab5

SHA256
ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17

SHA512
ca02a48ec0ff561e50817d661830cd4c4cf39fdc9e458a8fc93170d0fbafc6d1c5f6903a888b95c313e639c74e1e2c2369486873a14fcfbafaa58c7313230f87

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

Filesize
823KB

MD5
3713c253ab56bf85aaa806fc41cc6905

SHA1
cf59aac87590bb5f3bba092f20455b097a1ffab5

SHA256
ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17

SHA512
ca02a48ec0ff561e50817d661830cd4c4cf39fdc9e458a8fc93170d0fbafc6d1c5f6903a888b95c313e639c74e1e2c2369486873a14fcfbafaa58c7313230f87

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

Filesize
823KB

MD5
3713c253ab56bf85aaa806fc41cc6905

SHA1
cf59aac87590bb5f3bba092f20455b097a1ffab5

SHA256
ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17

SHA512
ca02a48ec0ff561e50817d661830cd4c4cf39fdc9e458a8fc93170d0fbafc6d1c5f6903a888b95c313e639c74e1e2c2369486873a14fcfbafaa58c7313230f87

Download Submit
memory/1324-101-0x000000006AE90000-0x000000006B57E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-104-0x00000000050D0000-0x0000000005114000-memory.dmp

Filesize
272KB

Download
memory/1324-108-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1324-107-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1324-106-0x000000006AE90000-0x000000006B57E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-123-0x000000006AE90000-0x000000006B57E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-100-0x0000000000350000-0x0000000000424000-memory.dmp

Filesize
848KB

Download
memory/1324-119-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1324-110-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1324-103-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1324-109-0x0000000000300000-0x000000000031A000-memory.dmp

Filesize
104KB

Download
memory/2424-105-0x00000000729CD000-0x00000000729D8000-memory.dmp

Filesize
44KB

Download
memory/2424-3-0x000000002FAB1000-0x000000002FAB2000-memory.dmp

Filesize
4KB

Download
memory/2424-5-0x00000000729CD000-0x00000000729D8000-memory.dmp

Filesize
44KB

Download
memory/2424-7-0x0000000003760000-0x0000000003762000-memory.dmp

Filesize
8KB

Download
memory/2728-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2728-102-0x00000000729CD000-0x00000000729D8000-memory.dmp

Filesize
44KB

Download
memory/2728-8-0x0000000002D10000-0x0000000002D12000-memory.dmp

Filesize
8KB

Download
memory/2728-1-0x00000000729CD000-0x00000000729D8000-memory.dmp

Filesize
44KB

Download
memory/2964-111-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-113-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-115-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-116-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-117-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2964-120-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-122-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2964-125-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download