formbook | 91e91ca82d963719f1c76ed7359ed34b3296901c26709a0ff9145c2a283601c4

General

Target

new order.xlsx
Size

229KB
MD5

174076e22d5f7e23c9dcc97309b3f0a3
SHA1

9762d9dc1be6472e1bc9ede05c10ed260f1e5766
SHA256

91e91ca82d963719f1c76ed7359ed34b3296901c26709a0ff9145c2a283601c4
SHA512

3a32abc7fb70cc017ef70c153650ba4d6ed47f5f48962917b216511d80a2bdffc71c8c66d34539ba7ed78b285277efc693596522336c1f6ce2bf981fb2fb58ae

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/1136-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1136-74-0x000000000041F180-mapping.dmp	formbook
behavioral1/memory/1176-84-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 568 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1492 vbc.exe
1136 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

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

Scripting
T1064

flow	pid	process
4	568	EQNEDT32.EXE

pid	process
1492	vbc.exe
1136	vbc.exe

pid	process
568	EQNEDT32.EXE
568	EQNEDT32.EXE
568	EQNEDT32.EXE
568	EQNEDT32.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.execontrol.exe

description	pid	process	target process
PID 1492 set thread context of 1136	1492	vbc.exe	vbc.exe
PID 1136 set thread context of 1396	1136	vbc.exe	Explorer.EXE
PID 1176 set thread context of 1396	1176	control.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
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

568 EQNEDT32.EXE

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

pid	process
568	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-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML 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 MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.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"	EXCEL.EXE
Key deleted	\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 MHTML Editor	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-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.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"	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	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\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	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	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 HTML Editor	EXCEL.EXE
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 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
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.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"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML 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\shell\edit\command	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht	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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	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 Excel\shell\edit	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\.htm\OpenWithList\Microsoft Excel\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	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\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.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"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	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\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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\.mht\OpenWithList\Excel.exe	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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	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\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\Microsoft Excel	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\htmlfile	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1164 EXCEL.EXE

pid	process
1164	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

vbc.execontrol.exe

pid	process
1136	vbc.exe
1136	vbc.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe
1176	control.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1396 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.execontrol.exe

pid process

1136 vbc.exe
1136 vbc.exe
1136 vbc.exe
1176 control.exe
1176 control.exe

pid	process
1396	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

vbc.execontrol.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1136	vbc.exe
Token: SeDebugPrivilege	1176	control.exe
Token: SeShutdownPrivilege	1396	Explorer.EXE
Token: SeShutdownPrivilege	1396	Explorer.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1164 EXCEL.EXE
1164 EXCEL.EXE
1164 EXCEL.EXE

pid	process
1164	EXCEL.EXE
1164	EXCEL.EXE
1164	EXCEL.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

EQNEDT32.EXEvbc.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 568 wrote to memory of 1492	568	EQNEDT32.EXE	vbc.exe
PID 568 wrote to memory of 1492	568	EQNEDT32.EXE	vbc.exe
PID 568 wrote to memory of 1492	568	EQNEDT32.EXE	vbc.exe
PID 568 wrote to memory of 1492	568	EQNEDT32.EXE	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1492 wrote to memory of 1136	1492	vbc.exe	vbc.exe
PID 1396 wrote to memory of 1176	1396	Explorer.EXE	control.exe
PID 1396 wrote to memory of 1176	1396	Explorer.EXE	control.exe
PID 1396 wrote to memory of 1176	1396	Explorer.EXE	control.exe
PID 1396 wrote to memory of 1176	1396	Explorer.EXE	control.exe
PID 1176 wrote to memory of 1616	1176	control.exe	cmd.exe
PID 1176 wrote to memory of 1616	1176	control.exe	cmd.exe
PID 1176 wrote to memory of 1616	1176	control.exe	cmd.exe
PID 1176 wrote to memory of 1616	1176	control.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396

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\new order.xlsx"
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1164

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:1616

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:568

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1492

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:1136

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

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
C:\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
C:\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
\Users\Public\vbc.exe
MD5
9a37b978e3b09412767c062b4ca7280e

SHA1
d4a092ebbb6e870edc1bf6d37a771f7469d7779b

SHA256
69169d89d7b806d4e42f45dc20447e2d8657cb7f5425b08fa35d6cdd1f303be4

SHA512
d4138a1e78a519492f7a3ca07a1327e8cfe7b6d165f0b5140b49375e410dde537381d750706333b52dc8de18c40a99e365eccee336743b3835ed52f3f16d6c26

Download Submit
memory/568-58-0x00000000760C1000-0x00000000760C3000-memory.dmp

Filesize
8KB

Download
memory/1136-74-0x000000000041F180-mapping.dmp

Download
memory/1136-77-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download
memory/1136-78-0x0000000000320000-0x0000000000334000-memory.dmp

Filesize
80KB

Download
memory/1136-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1136-72-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1136-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1164-56-0x00000000715D1000-0x00000000715D3000-memory.dmp

Filesize
8KB

Download
memory/1164-88-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1164-55-0x000000002FB21000-0x000000002FB24000-memory.dmp

Filesize
12KB

Download
memory/1164-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1176-80-0x0000000000000000-mapping.dmp

Download
memory/1176-83-0x0000000000A60000-0x0000000000A7F000-memory.dmp

Filesize
124KB

Download
memory/1176-86-0x0000000000860000-0x00000000008F3000-memory.dmp

Filesize
588KB

Download
memory/1176-84-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1176-85-0x0000000002010000-0x0000000002313000-memory.dmp

Filesize
3.0MB

Download
memory/1396-90-0x000007FEACFA0000-0x000007FEACFAA000-memory.dmp

Filesize
40KB

Download
memory/1396-89-0x000007FEF6590000-0x000007FEF66D3000-memory.dmp

Filesize
1.3MB

Download
memory/1396-79-0x0000000005FE0000-0x00000000060C4000-memory.dmp

Filesize
912KB

Download
memory/1396-87-0x0000000006C50000-0x0000000006D90000-memory.dmp

Filesize
1.2MB

Download
memory/1492-63-0x0000000000000000-mapping.dmp

Download
memory/1492-70-0x0000000004D50000-0x0000000004DB0000-memory.dmp

Filesize
384KB

Download
memory/1492-69-0x0000000000950000-0x0000000000954000-memory.dmp

Filesize
16KB

Download
memory/1492-68-0x0000000004810000-0x0000000004811000-memory.dmp

Filesize
4KB

Download
memory/1492-66-0x0000000000C00000-0x0000000000C01000-memory.dmp

Filesize
4KB

Download
memory/1616-82-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads