formbook | fe8985673f8978546bb57468fac3862e0a99ae32f05e145b78c71a08e50b6a25

General

Target

a71865f6a5424719dc6be97b17568ca9.rtf
Size

25KB
MD5

a71865f6a5424719dc6be97b17568ca9
SHA1

74159cf10d43fc070a8478c62eeee0d08de08cc9
SHA256

fe8985673f8978546bb57468fac3862e0a99ae32f05e145b78c71a08e50b6a25
SHA512

5a783e3e5e1e207802403bf2f6436354954a645f146fbc992a3572c01d7697f879dc673365006f5e549b458b8e4ec892e9f25b8058f7edee0861797fec39e2c2

Score

10^/10

formbook 9gr5 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

9gr5

C2

http://www.cuteprofessionalscrubs.com/9gr5/

Decoy

newleafcosmetix.com

richermanscastle.com

ru-remonton.com

2diandongche.com

federaldados.design

jeffreycookweb.com

facecs.online

xmeclarn.xyz

olgasmith.xyz

sneakersonlinesale.com

playboyshiba.com

angelamiglioli.com

diitaldefynd.com

whenevergames.com

mtheartcustom.com

vitalactivesupply.com

twistblogr.com

xn--i8s140at3d6u7c.tel

baudelaireelhakim.com

real-estate-miami-searcher.site

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1644-76-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1644-77-0x000000000041F180-mapping.dmp	formbook
behavioral1/memory/676-86-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 560 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1348 vbc.exe
1644 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

560 EQNEDT32.EXE
560 EQNEDT32.EXE
560 EQNEDT32.EXE
560 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
4	560	EQNEDT32.EXE

pid	process
1348	vbc.exe
1644	vbc.exe

pid	process
560	EQNEDT32.EXE
560	EQNEDT32.EXE
560	EQNEDT32.EXE
560	EQNEDT32.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.exesystray.exe

description	pid	process	target process
PID 1348 set thread context of 1644	1348	vbc.exe	vbc.exe
PID 1644 set thread context of 1208	1644	vbc.exe	Explorer.EXE
PID 676 set thread context of 1208	676	systray.exe	Explorer.EXE

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present
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

560 EQNEDT32.EXE

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

pid	process
560	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt	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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	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
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&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-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.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

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1408 WINWORD.EXE

pid	process
1408	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

vbc.exesystray.exe

pid	process
1644	vbc.exe
1644	vbc.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe
676	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.exesystray.exe

pid process

1644 vbc.exe
1644 vbc.exe
1644 vbc.exe
676 systray.exe
676 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

vbc.exesystray.exe

description pid process

Token: SeDebugPrivilege 1644 vbc.exe
Token: SeDebugPrivilege 676 systray.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1408 WINWORD.EXE
1408 WINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	1644	vbc.exe
Token: SeDebugPrivilege	676	systray.exe

pid	process
1408	WINWORD.EXE
1408	WINWORD.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEvbc.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 560 wrote to memory of 1348	560	EQNEDT32.EXE	vbc.exe
PID 560 wrote to memory of 1348	560	EQNEDT32.EXE	vbc.exe
PID 560 wrote to memory of 1348	560	EQNEDT32.EXE	vbc.exe
PID 560 wrote to memory of 1348	560	EQNEDT32.EXE	vbc.exe
PID 1408 wrote to memory of 880	1408	WINWORD.EXE	splwow64.exe
PID 1408 wrote to memory of 880	1408	WINWORD.EXE	splwow64.exe
PID 1408 wrote to memory of 880	1408	WINWORD.EXE	splwow64.exe
PID 1408 wrote to memory of 880	1408	WINWORD.EXE	splwow64.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1348 wrote to memory of 1644	1348	vbc.exe	vbc.exe
PID 1208 wrote to memory of 676	1208	Explorer.EXE	systray.exe
PID 1208 wrote to memory of 676	1208	Explorer.EXE	systray.exe
PID 1208 wrote to memory of 676	1208	Explorer.EXE	systray.exe
PID 1208 wrote to memory of 676	1208	Explorer.EXE	systray.exe
PID 676 wrote to memory of 816	676	systray.exe	cmd.exe
PID 676 wrote to memory of 816	676	systray.exe	cmd.exe
PID 676 wrote to memory of 816	676	systray.exe	cmd.exe
PID 676 wrote to memory of 816	676	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\a71865f6a5424719dc6be97b17568ca9.rtf"
2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1408

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:880

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:676

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:816

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:560

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1348

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1644

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
C:\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
C:\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
\Users\Public\vbc.exe
MD5
3c03f77db0179fbee221f073acf42ed5

SHA1
ffa6be670aa6b7b3b4430176e1f4bd7cb27750dd

SHA256
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510

SHA512
05ec3fac9a4a2cc6e704a98b7c82b8c2a7173d890692eee52b8a7e673b7b784244b7153f27415417aaed35638caa751f36cc2b127db5fd47ad3592085f2c1123

Download Submit
memory/676-85-0x0000000000F50000-0x0000000000F55000-memory.dmp

Filesize
20KB

Download
memory/676-86-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/676-87-0x0000000000AF0000-0x0000000000DF3000-memory.dmp

Filesize
3.0MB

Download
memory/676-83-0x0000000000000000-mapping.dmp

Download
memory/676-88-0x00000000009A0000-0x0000000000A33000-memory.dmp

Filesize
588KB

Download
memory/816-84-0x0000000000000000-mapping.dmp

Download
memory/880-72-0x000007FEFB6F1000-0x000007FEFB6F3000-memory.dmp

Filesize
8KB

Download
memory/880-71-0x0000000000000000-mapping.dmp

Download
memory/1208-82-0x0000000007480000-0x00000000075CB000-memory.dmp

Filesize
1.3MB

Download
memory/1208-89-0x0000000003C10000-0x0000000003CCA000-memory.dmp

Filesize
744KB

Download
memory/1348-69-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/1348-73-0x0000000004880000-0x00000000048E0000-memory.dmp

Filesize
384KB

Download
memory/1348-64-0x0000000000000000-mapping.dmp

Download
memory/1348-67-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1348-70-0x00000000003C0000-0x00000000003C4000-memory.dmp

Filesize
16KB

Download
memory/1408-58-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1408-55-0x00000000721E1000-0x00000000721E4000-memory.dmp

Filesize
12KB

Download
memory/1408-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1408-56-0x000000006FC61000-0x000000006FC63000-memory.dmp

Filesize
8KB

Download
memory/1644-81-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/1644-79-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/1644-77-0x000000000041F180-mapping.dmp

Download
memory/1644-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1644-75-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1644-74-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads