formbook | 12d9f677ce3ebfccf60ffa363ee78d8de4e7846f1511a67c25b84bdcb25edad7

General

Target

Revised PO1KT762000.xls
Size

1.5MB
MD5

843c4da4aee00e6b09c25094ea9d58d3
SHA1

1d28b92e837b25bd521fd6658380284112a2ceb3
SHA256

12d9f677ce3ebfccf60ffa363ee78d8de4e7846f1511a67c25b84bdcb25edad7
SHA512

e9f34a1f7804a28f97f8cf1dad95ed1c4b2a664b53e61b4ffbc1bd3d9aa8f7c51b85c29b204493806696d04fb4e4c88b434f443646cfb4352f6eb935f955aaab
SSDEEP

24576:ZzxXXXXXXXXXXXXUXXXXXXXXXXXXXXXXDvmV8r5XXXXXXXXXXXXUXXXXXXXrXXXZ:64oMXXtnYCX

Score

10^/10

formbook dv22 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dv22

Decoy

ivk-muc.com

theplantgranny.net

efefefficient.buzz

car-deals-87506.com

yangcongzhibo.net

empiralventures.com

latexpillo.com

ferramentafivizzanese.shop

kx1553.com

timamollo.africa

paran6787.net

fabicilio.online

kreativnettchen.shop

manakamana.co.uk

andreapeverelli.shop

jianf.site

kmqan.xyz

aoshilang.com

dnsmctmu.com

pumpkinsmp.net

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1564-80-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1564-81-0x000000000041F140-mapping.dmp	formbook
behavioral1/memory/1564-84-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/692-91-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 576 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

396 vbc.exe
1564 vbc.exe
Loads dropped DLL 5 IoCs

Processes:

EQNEDT32.EXE

pid process

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

Scripting
T1064

flow	pid	process
4	576	EQNEDT32.EXE

pid	process
396	vbc.exe
1564	vbc.exe

pid	process
576	EQNEDT32.EXE
576	EQNEDT32.EXE
576	EQNEDT32.EXE
576	EQNEDT32.EXE
576	EQNEDT32.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.exeNETSTAT.EXE

description	pid	process	target process
PID 396 set thread context of 1564	396	vbc.exe	vbc.exe
PID 1564 set thread context of 1228	1564	vbc.exe	Explorer.EXE
PID 692 set thread context of 1228	692	NETSTAT.EXE	Explorer.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
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

692 NETSTAT.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

576 EQNEDT32.EXE

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

pid	process
692	NETSTAT.EXE

pid	process
576	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	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 HTML Editor\shell\edit\command	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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	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 MHTML Editor\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\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	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1212 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

vbc.exeNETSTAT.EXE

pid process

1564 vbc.exe
1564 vbc.exe
692 NETSTAT.EXE
692 NETSTAT.EXE
692 NETSTAT.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.exeNETSTAT.EXE

pid process

1564 vbc.exe
1564 vbc.exe
1564 vbc.exe
692 NETSTAT.EXE
692 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

vbc.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 1564 vbc.exe
Token: SeDebugPrivilege 692 NETSTAT.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1212 EXCEL.EXE
1212 EXCEL.EXE
1212 EXCEL.EXE

pid	process
1212	EXCEL.EXE

pid	process
1564	vbc.exe
1564	vbc.exe
692	NETSTAT.EXE
692	NETSTAT.EXE
692	NETSTAT.EXE

pid	process
1564	vbc.exe
1564	vbc.exe
1564	vbc.exe
692	NETSTAT.EXE
692	NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	1564	vbc.exe
Token: SeDebugPrivilege	692	NETSTAT.EXE

pid	process
1212	EXCEL.EXE
1212	EXCEL.EXE
1212	EXCEL.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

EQNEDT32.EXEvbc.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 576 wrote to memory of 396	576	EQNEDT32.EXE	vbc.exe
PID 576 wrote to memory of 396	576	EQNEDT32.EXE	vbc.exe
PID 576 wrote to memory of 396	576	EQNEDT32.EXE	vbc.exe
PID 576 wrote to memory of 396	576	EQNEDT32.EXE	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 396 wrote to memory of 1564	396	vbc.exe	vbc.exe
PID 1228 wrote to memory of 692	1228	Explorer.EXE	NETSTAT.EXE
PID 1228 wrote to memory of 692	1228	Explorer.EXE	NETSTAT.EXE
PID 1228 wrote to memory of 692	1228	Explorer.EXE	NETSTAT.EXE
PID 1228 wrote to memory of 692	1228	Explorer.EXE	NETSTAT.EXE
PID 692 wrote to memory of 1004	692	NETSTAT.EXE	cmd.exe
PID 692 wrote to memory of 1004	692	NETSTAT.EXE	cmd.exe
PID 692 wrote to memory of 1004	692	NETSTAT.EXE	cmd.exe
PID 692 wrote to memory of 1004	692	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1228

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\Revised PO1KT762000.xls"
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1212

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:692

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:1004

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:576

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:396

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:1564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

1

T1059

Exploitation for Client Execution

Scripting

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
C:\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
C:\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
\Users\Public\vbc.exe
Filesize
830KB

MD5
c2b83e9986717633910e995173e50063

SHA1
49e46ae66b2166e3fe8793e1131607d21ac49d4a

SHA256
3a6e455b7bf9570c22e255b87a0929af15322ffcb1936a41f782e4f52fd1de6b

SHA512
1b918d7849c5dd9612e57e9a6e2a923d3d0c857ed86549baba2569ec34dd6ac949ecef49bf974f854db310dd907bb898dea1b5d7e8f90e620aeaecf083c8e52b

Download Submit
memory/396-74-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/396-76-0x0000000000B30000-0x0000000000B78000-memory.dmp

Filesize
288KB

Download
memory/396-66-0x0000000000000000-mapping.dmp

Download
memory/396-69-0x00000000012B0000-0x0000000001386000-memory.dmp

Filesize
856KB

Download
memory/396-71-0x00000000003C0000-0x00000000003D6000-memory.dmp

Filesize
88KB

Download
memory/396-75-0x0000000006270000-0x00000000062F0000-memory.dmp

Filesize
512KB

Download
memory/692-93-0x0000000001FB0000-0x0000000002043000-memory.dmp

Filesize
588KB

Download
memory/692-92-0x00000000023A0000-0x00000000026A3000-memory.dmp

Filesize
3.0MB

Download
memory/692-91-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/692-90-0x0000000000580000-0x0000000000589000-memory.dmp

Filesize
36KB

Download
memory/692-88-0x0000000000000000-mapping.dmp

Download
memory/1004-89-0x0000000000000000-mapping.dmp

Download
memory/1212-72-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1212-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1212-58-0x0000000075701000-0x0000000075703000-memory.dmp

Filesize
8KB

Download
memory/1212-57-0x0000000071EAD000-0x0000000071EB8000-memory.dmp

Filesize
44KB

Download
memory/1212-60-0x0000000071EAD000-0x0000000071EB8000-memory.dmp

Filesize
44KB

Download
memory/1212-55-0x0000000070EC1000-0x0000000070EC3000-memory.dmp

Filesize
8KB

Download
memory/1212-73-0x0000000071EAD000-0x0000000071EB8000-memory.dmp

Filesize
44KB

Download
memory/1212-54-0x000000002F061000-0x000000002F064000-memory.dmp

Filesize
12KB

Download
memory/1228-87-0x0000000004E70000-0x0000000004F79000-memory.dmp

Filesize
1.0MB

Download
memory/1228-94-0x0000000006AE0000-0x0000000006C14000-memory.dmp

Filesize
1.2MB

Download
memory/1564-86-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/1564-85-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/1564-84-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1564-81-0x000000000041F140-mapping.dmp

Download
memory/1564-77-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1564-80-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1564-78-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads