formbook | a5985216525198346400da43be15f61b3ef5fcb784d6ebd43ddfc9e269704a68

General

Target

SGLN22060220.xlsx
Size

79KB
MD5

57efdb5c07a2948e09c3535d3b91fc72
SHA1

974c2be9ff6499240c09b570e759e17b83061c68
SHA256

a5985216525198346400da43be15f61b3ef5fcb784d6ebd43ddfc9e269704a68
SHA512

e19b817387f494bea3a879e1d19a63d9a605e8d38f75e0650c64a389f78aca05245a5fdfe28f823b41439be6eabfbffcc7a5adbeeaea26bbd71b78a56135918f

Score

10^/10

formbook xloader tn61 loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

tn61

Decoy

ryliehorrall.art

mesdco.net

street-art-ink.com

sepetcin.com

stilghar.com

hawaiipooltiles.com

fuerst-von-falkennest.com

totalvirtue.com

xdk0blc0tqy6a7.life

zootowngravel.com

kreditkarten-optionde.com

6888tlbb.xyz

albertakleekai.com

travelnurseinfofinder3.life

valleyinnswat.com

secure-remove-devices.com

digitalswamy.com

www112casinova.com

medifasttrd.com

distritoxermar.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

Xloader Payload 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1412-74-0x000000000041F2C0-mapping.dmp	xloader
behavioral1/memory/1412-73-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1412-76-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1412-83-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/964-91-0x0000000000090000-0x00000000000BB000-memory.dmp	xloader
behavioral1/memory/964-95-0x0000000000090000-0x00000000000BB000-memory.dmp	xloader

Blocklisted process makes network request 2 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 2000 EQNEDT32.EXE
5 2000 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

vbc.exe

pid process

1204 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

2000 EQNEDT32.EXE
2000 EQNEDT32.EXE
2000 EQNEDT32.EXE
2000 EQNEDT32.EXE
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
4	2000	EQNEDT32.EXE
5	2000	EQNEDT32.EXE

pid	process
2000	EQNEDT32.EXE
2000	EQNEDT32.EXE
2000	EQNEDT32.EXE
2000	EQNEDT32.EXE

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MRKPNJ28HP = "C:\\Program Files (x86)\\Eodylpfgp\\wingb5xx6.exe"	rundll32.exe
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	rundll32.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

vbc.execvtres.exerundll32.exe

description	pid	process	target process
PID 1204 set thread context of 1412	1204	vbc.exe	cvtres.exe
PID 1412 set thread context of 1272	1412	cvtres.exe	Explorer.EXE
PID 1412 set thread context of 1272	1412	cvtres.exe	Explorer.EXE
PID 964 set thread context of 1272	964	rundll32.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Program Files (x86)\Eodylpfgp\wingb5xx6.exe rundll32.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

2000 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Eodylpfgp\wingb5xx6.exe	rundll32.exe

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

pid	process
2000	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXErundll32.exe

description	ioc	process
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 HTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\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\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	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 MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\Registry\User\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1408 EXCEL.EXE

pid	process
1408	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

vbc.execvtres.exerundll32.exe

pid	process
1204	vbc.exe
1204	vbc.exe
1412	cvtres.exe
1412	cvtres.exe
1412	cvtres.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

cvtres.exerundll32.exe

pid process

1412 cvtres.exe
1412 cvtres.exe
1412 cvtres.exe
1412 cvtres.exe
964 rundll32.exe
964 rundll32.exe
964 rundll32.exe
964 rundll32.exe

pid	process
1412	cvtres.exe
1412	cvtres.exe
1412	cvtres.exe
1412	cvtres.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe
964	rundll32.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

vbc.execvtres.exeExplorer.EXErundll32.exe

description	pid	process
Token: SeDebugPrivilege	1204	vbc.exe
Token: SeDebugPrivilege	1412	cvtres.exe
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeDebugPrivilege	964	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1408 EXCEL.EXE
1408 EXCEL.EXE
1408 EXCEL.EXE

pid	process
1408	EXCEL.EXE
1408	EXCEL.EXE
1408	EXCEL.EXE

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

EQNEDT32.EXEvbc.execvtres.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 2000 wrote to memory of 1204	2000	EQNEDT32.EXE	vbc.exe
PID 2000 wrote to memory of 1204	2000	EQNEDT32.EXE	vbc.exe
PID 2000 wrote to memory of 1204	2000	EQNEDT32.EXE	vbc.exe
PID 2000 wrote to memory of 1204	2000	EQNEDT32.EXE	vbc.exe
PID 1204 wrote to memory of 2028	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 2028	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 2028	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 2028	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1204 wrote to memory of 1412	1204	vbc.exe	cvtres.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1412 wrote to memory of 964	1412	cvtres.exe	rundll32.exe
PID 1272 wrote to memory of 1288	1272	Explorer.EXE	cscript.exe
PID 1272 wrote to memory of 1288	1272	Explorer.EXE	cscript.exe
PID 1272 wrote to memory of 1288	1272	Explorer.EXE	cscript.exe
PID 1272 wrote to memory of 1288	1272	Explorer.EXE	cscript.exe
PID 964 wrote to memory of 1100	964	rundll32.exe	cmd.exe
PID 964 wrote to memory of 1100	964	rundll32.exe	cmd.exe
PID 964 wrote to memory of 1100	964	rundll32.exe	cmd.exe
PID 964 wrote to memory of 1100	964	rundll32.exe	cmd.exe
PID 964 wrote to memory of 1028	964	rundll32.exe	Firefox.exe
PID 964 wrote to memory of 1028	964	rundll32.exe	Firefox.exe
PID 964 wrote to memory of 1028	964	rundll32.exe	Firefox.exe
PID 964 wrote to memory of 1028	964	rundll32.exe	Firefox.exe
PID 964 wrote to memory of 1028	964	rundll32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1272

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\SGLN22060220.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1408

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
PID:1288

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:2000

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:1204

C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
3⤵
PID:2028

C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1412

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
4⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:964

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
5⤵
PID:1100

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
5⤵
PID:1028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Exploitation for Client Execution

1

T1203

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
C:\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
\Users\Public\vbc.exe
Filesize
283KB

MD5
3003d7f5f37555dda6aaedc46ebffb6e

SHA1
2fc3bfb42f58a9c1c6c9383015347b9c8935d14f

SHA256
2fad61e5630cde696d8ea57db27d521ed4ff87ae0c5e692c597171439ae6d01c

SHA512
c9df0576f1f92639c69c79cd230ce80a4b8606791e0be99660fb119e207ff894b6c10f31fbba70699dc7e296c8e061130e5eb765e2eef521e602a8918f32e050

Download Submit
memory/964-93-0x0000000000960000-0x00000000009F0000-memory.dmp

Filesize
576KB

Download
memory/964-91-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/964-88-0x00000000022E0000-0x00000000025E3000-memory.dmp

Filesize
3.0MB

Download
memory/964-89-0x0000000000AE0000-0x0000000000AEE000-memory.dmp

Filesize
56KB

Download
memory/964-95-0x0000000000090000-0x00000000000BB000-memory.dmp

Filesize
172KB

Download
memory/964-84-0x0000000000000000-mapping.dmp

Download
memory/1100-90-0x0000000000000000-mapping.dmp

Download
memory/1204-65-0x0000000000000000-mapping.dmp

Download
memory/1204-69-0x0000000000280000-0x00000000002B4000-memory.dmp

Filesize
208KB

Download
memory/1204-68-0x0000000000960000-0x00000000009AC000-memory.dmp

Filesize
304KB

Download
memory/1272-79-0x0000000007140000-0x0000000007273000-memory.dmp

Filesize
1.2MB

Download
memory/1272-92-0x0000000007280000-0x000000000733A000-memory.dmp

Filesize
744KB

Download
memory/1272-94-0x0000000007340000-0x0000000007440000-memory.dmp

Filesize
1024KB

Download
memory/1272-96-0x0000000007340000-0x0000000007440000-memory.dmp

Filesize
1024KB

Download
memory/1272-82-0x0000000007280000-0x000000000733A000-memory.dmp

Filesize
744KB

Download
memory/1408-85-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1408-60-0x00000000729FD000-0x0000000072A08000-memory.dmp

Filesize
44KB

Download
memory/1408-55-0x0000000071A11000-0x0000000071A13000-memory.dmp

Filesize
8KB

Download
memory/1408-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1408-57-0x00000000729FD000-0x0000000072A08000-memory.dmp

Filesize
44KB

Download
memory/1408-58-0x00000000765C1000-0x00000000765C3000-memory.dmp

Filesize
8KB

Download
memory/1408-54-0x000000002F981000-0x000000002F984000-memory.dmp

Filesize
12KB

Download
memory/1408-87-0x00000000729FD000-0x0000000072A08000-memory.dmp

Filesize
44KB

Download
memory/1412-76-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1412-74-0x000000000041F2C0-mapping.dmp

Download
memory/1412-70-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1412-71-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1412-73-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1412-78-0x0000000000570000-0x0000000000581000-memory.dmp

Filesize
68KB

Download
memory/1412-83-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1412-77-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/1412-81-0x0000000002250000-0x0000000002261000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads