agenttesla | 8c0b9a4b182a840e47b543ba7e9159b42d6885f20f01a08841366ed24826070e

Analysis

max time kernel
105s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06-12-2022 06:58

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General

Target

DHL INVOICE.xls
Size

1.6MB
MD5

6082b3395c504cce2544d929326a407d
SHA1

ade67d3b4c048b60f0538c6c62c6f54d58659e74
SHA256

8c0b9a4b182a840e47b543ba7e9159b42d6885f20f01a08841366ed24826070e
SHA512

d3af6e0a2376c337c5105c279314ec3fd25ec74603572f994a8119892099f54a89a73d51e46ab07c2e6b871024f3566e4a8b031847c4382a1a3b6e697b4c710f
SSDEEP

24576:zzxXXXXXXXXXXXXUXXXXXXXXXXXXXXXXDamaur5XXXXXXXXXXXXUXXXXXXXrXXXs:keY/+wFlnH

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5466358579:AAFHSCLt1chyZSTsCVrxZSdLSPQ_50Hs-ww/

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

3 368 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1548 vbc.exe
1684 vbc.exe
Loads dropped DLL 5 IoCs

Processes:

EQNEDT32.EXE

pid process

368 EQNEDT32.EXE
368 EQNEDT32.EXE
368 EQNEDT32.EXE
368 EQNEDT32.EXE
368 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

flow	pid	process
3	368	EQNEDT32.EXE

pid	process
1548	vbc.exe
1684	vbc.exe

pid	process
368	EQNEDT32.EXE
368	EQNEDT32.EXE
368	EQNEDT32.EXE
368	EQNEDT32.EXE
368	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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

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 1548 set thread context of 1684 1548 vbc.exe vbc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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

1408 schtasks.exe
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

368 EQNEDT32.EXE

description	pid	process	target process
PID 1548 set thread context of 1684	1548	vbc.exe	vbc.exe

pid	process
1408	schtasks.exe

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

pid	process
368	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1376 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

vbc.exevbc.exepowershell.exe

pid process

1548 vbc.exe
1548 vbc.exe
1684 vbc.exe
1684 vbc.exe
1628 powershell.exe
1684 vbc.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vbc.exevbc.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1548 vbc.exe
Token: SeDebugPrivilege 1684 vbc.exe
Token: SeDebugPrivilege 1628 powershell.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

EXCEL.EXEvbc.exe

pid process

1376 EXCEL.EXE
1376 EXCEL.EXE
1376 EXCEL.EXE
1684 vbc.exe

pid	process
1376	EXCEL.EXE

pid	process
1548	vbc.exe
1548	vbc.exe
1684	vbc.exe
1684	vbc.exe
1628	powershell.exe
1684	vbc.exe

description	pid	process
Token: SeDebugPrivilege	1548	vbc.exe
Token: SeDebugPrivilege	1684	vbc.exe
Token: SeDebugPrivilege	1628	powershell.exe

pid	process
1376	EXCEL.EXE
1376	EXCEL.EXE
1376	EXCEL.EXE
1684	vbc.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

EQNEDT32.EXEvbc.exe

description	pid	process	target process
PID 368 wrote to memory of 1548	368	EQNEDT32.EXE	vbc.exe
PID 368 wrote to memory of 1548	368	EQNEDT32.EXE	vbc.exe
PID 368 wrote to memory of 1548	368	EQNEDT32.EXE	vbc.exe
PID 368 wrote to memory of 1548	368	EQNEDT32.EXE	vbc.exe
PID 1548 wrote to memory of 1628	1548	vbc.exe	powershell.exe
PID 1548 wrote to memory of 1628	1548	vbc.exe	powershell.exe
PID 1548 wrote to memory of 1628	1548	vbc.exe	powershell.exe
PID 1548 wrote to memory of 1628	1548	vbc.exe	powershell.exe
PID 1548 wrote to memory of 1408	1548	vbc.exe	schtasks.exe
PID 1548 wrote to memory of 1408	1548	vbc.exe	schtasks.exe
PID 1548 wrote to memory of 1408	1548	vbc.exe	schtasks.exe
PID 1548 wrote to memory of 1408	1548	vbc.exe	schtasks.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe
PID 1548 wrote to memory of 1684	1548	vbc.exe	vbc.exe

outlook_office_path 1 IoCs

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

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\DHL INVOICE.xls"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1376

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:368

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:1548

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TkIrKeUGaTLcN.exe"
3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1628

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TkIrKeUGaTLcN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3313.tmp"
3⤵
- Creates scheduled task(s)
PID:1408

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Scheduled Task

T1053

Exploitation for Client Execution

T1203

Persistence

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

Query Registry

T1012

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\Temp\tmp3313.tmp
Filesize
1KB

MD5
f32248785e808fd42fdb019b9d278728

SHA1
f9ddbfd8ab8ac13ed9f106768435a5d3712813a2

SHA256
1f4f532a85483be7d50f5451feb128b6f46c7cf4c48760bcf5b1eda84411cc91

SHA512
dea9c866b9bba31ad540fdcd415fd544736b4e811933441a47ec72e464e2b68b429fd452dd59969cb4d9616d9f355fcabc7d4e394f077c7ba9087e12e46380b5

Download Submit
C:\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
C:\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
C:\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
\Users\Public\vbc.exe
Filesize
670KB

MD5
d37df64a441aae0025e509e08dace830

SHA1
e466c3fd79844bde116aa7b372bde23316e9acd8

SHA256
5e63926b7ce5fb0d4bc1363397c655d0c3b29114497308db183b124b048c033f

SHA512
4ce48986a74c1e099e6177b865d41e950c2c073306c0464f7b060a696d217826081b1c4af355594694304dcb5eaffedfd7a6ff74defb9fd119bca5ace06039a7

Download Submit
memory/1376-96-0x000000007243D000-0x0000000072448000-memory.dmp

Filesize
44KB

Download
memory/1376-60-0x000000007243D000-0x0000000072448000-memory.dmp

Filesize
44KB

Download
memory/1376-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1376-58-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1376-57-0x000000007243D000-0x0000000072448000-memory.dmp

Filesize
44KB

Download
memory/1376-54-0x000000002F0B1000-0x000000002F0B4000-memory.dmp

Filesize
12KB

Download
memory/1376-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1376-55-0x0000000071451000-0x0000000071453000-memory.dmp

Filesize
8KB

Download
memory/1408-75-0x0000000000000000-mapping.dmp

Download
memory/1548-66-0x0000000000000000-mapping.dmp

Download
memory/1548-72-0x0000000000300000-0x000000000030E000-memory.dmp

Filesize
56KB

Download
memory/1548-71-0x0000000000320000-0x000000000033A000-memory.dmp

Filesize
104KB

Download
memory/1548-78-0x0000000000630000-0x0000000000668000-memory.dmp

Filesize
224KB

Download
memory/1548-69-0x0000000001140000-0x00000000011EE000-memory.dmp

Filesize
696KB

Download
memory/1548-73-0x0000000000D40000-0x0000000000DB2000-memory.dmp

Filesize
456KB

Download
memory/1628-92-0x0000000004C70000-0x0000000004F42000-memory.dmp

Filesize
2.8MB

Download
memory/1628-94-0x0000000066C10000-0x00000000671BB000-memory.dmp

Filesize
5.7MB

Download
memory/1628-93-0x0000000066C10000-0x00000000671BB000-memory.dmp

Filesize
5.7MB

Download
memory/1628-74-0x0000000000000000-mapping.dmp

Download
memory/1684-80-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-88-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-90-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-85-0x00000000004324AE-mapping.dmp

Download
memory/1684-84-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-83-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-82-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1684-79-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download