xloader | 616002c7b51a2776782788b5b4dade1dddf4bc3d1be684fd92f6e9b0f7368576

General

Target

swift_5466535-9868655_45456.xlsx
Size

52KB
MD5

a96ddbe347e32231c69661c2378b6f8f
SHA1

08121d6e2283c1369fc68c5a16570286895d5df0
SHA256

18b9c1cf9230f3c1d68056d6c17e050548ab2d62e545ba3063bb03777383e9bf
SHA512

8a61b2452671b8e2a54bf968360f5a377ecfef798a634463cdf7e9102980a339409c19b0f9e386b111007a6581e851556d0b150e44725aa23c1fcdf22e20fa86

Score

10^/10

xloader r87g loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

r87g

Decoy

gzjyjzsj.com

rapibest.com

affordablebathroomsbyfrank.net

roboruben.com

xn--dlisucr-byag.com

encoreasso.com

piscire.com

dixiebusybee.com

newrome.xyz

sunshinejon.com

glacierforfcs.xyz

borhanmarket.com

tous-des-cons.club

hsfstea.com

spiniform.info

vaicomfibra.com

shinigami.xyz

kryptoindia.com

listentoappetite.com

securepplpay.com

Signatures

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 MSIL/GenKryptik.FQRH Download Request
suricata: ET MALWARE MSIL/GenKryptik.FQRH Download Request
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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1692-78-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1692-79-0x000000000041D480-mapping.dmp	xloader
behavioral1/memory/1692-85-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1056-92-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader
behavioral1/memory/1056-98-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 1732 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1096 vbc.exe
1692 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

1732 EQNEDT32.EXE
1732 EQNEDT32.EXE
1732 EQNEDT32.EXE
1732 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
3	1732	EQNEDT32.EXE

pid	process
1096	vbc.exe
1692	vbc.exe

pid	process
1732	EQNEDT32.EXE
1732	EQNEDT32.EXE
1732	EQNEDT32.EXE
1732	EQNEDT32.EXE

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.execmmon32.exe

description	pid	process	target process
PID 1096 set thread context of 1692	1096	vbc.exe	vbc.exe
PID 1692 set thread context of 1424	1692	vbc.exe	Explorer.EXE
PID 1056 set thread context of 1424	1056	cmmon32.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1760 schtasks.exe
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1732 EQNEDT32.EXE

pid	process
1760	schtasks.exe

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

pid	process
1732	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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\edit	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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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\shell\edit	EXCEL.EXE
Key deleted	\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 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\shell	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1936 EXCEL.EXE

pid	process
1936	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

vbc.exepowershell.execmmon32.exe

pid	process
1692	vbc.exe
1692	vbc.exe
1628	powershell.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe
1056	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.execmmon32.exe

pid process

1692 vbc.exe
1692 vbc.exe
1692 vbc.exe
1056 cmmon32.exe
1056 cmmon32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

vbc.exepowershell.execmmon32.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1692	vbc.exe
Token: SeDebugPrivilege	1628	powershell.exe
Token: SeDebugPrivilege	1056	cmmon32.exe
Token: SeShutdownPrivilege	1424	Explorer.EXE
Token: SeShutdownPrivilege	1424	Explorer.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1936 EXCEL.EXE
1936 EXCEL.EXE
1936 EXCEL.EXE

pid	process
1936	EXCEL.EXE
1936	EXCEL.EXE
1936	EXCEL.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

EQNEDT32.EXEvbc.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1732 wrote to memory of 1096	1732	EQNEDT32.EXE	vbc.exe
PID 1732 wrote to memory of 1096	1732	EQNEDT32.EXE	vbc.exe
PID 1732 wrote to memory of 1096	1732	EQNEDT32.EXE	vbc.exe
PID 1732 wrote to memory of 1096	1732	EQNEDT32.EXE	vbc.exe
PID 1096 wrote to memory of 1628	1096	vbc.exe	powershell.exe
PID 1096 wrote to memory of 1628	1096	vbc.exe	powershell.exe
PID 1096 wrote to memory of 1628	1096	vbc.exe	powershell.exe
PID 1096 wrote to memory of 1628	1096	vbc.exe	powershell.exe
PID 1096 wrote to memory of 1760	1096	vbc.exe	schtasks.exe
PID 1096 wrote to memory of 1760	1096	vbc.exe	schtasks.exe
PID 1096 wrote to memory of 1760	1096	vbc.exe	schtasks.exe
PID 1096 wrote to memory of 1760	1096	vbc.exe	schtasks.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1096 wrote to memory of 1692	1096	vbc.exe	vbc.exe
PID 1424 wrote to memory of 1056	1424	Explorer.EXE	cmmon32.exe
PID 1424 wrote to memory of 1056	1424	Explorer.EXE	cmmon32.exe
PID 1424 wrote to memory of 1056	1424	Explorer.EXE	cmmon32.exe
PID 1424 wrote to memory of 1056	1424	Explorer.EXE	cmmon32.exe
PID 1056 wrote to memory of 1716	1056	cmmon32.exe	cmd.exe
PID 1056 wrote to memory of 1716	1056	cmmon32.exe	cmd.exe
PID 1056 wrote to memory of 1716	1056	cmmon32.exe	cmd.exe
PID 1056 wrote to memory of 1716	1056	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424

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\swift_5466535-9868655_45456.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1936

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:1716

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:1732

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1096

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

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KFxbvgsVn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp844D.tmp"
3⤵
- Creates scheduled task(s)
PID:1760

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:1692

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Scheduled Task

1

T1053

Exploitation for Client Execution

1

T1203

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp844D.tmp
Filesize
1KB

MD5
792dc4af3dce099c0dc8a79e7674d8db

SHA1
ffe35fe135137490976f885110b5e774a36f9389

SHA256
c1221b4a326497f5165fcb45e3306c2d4f31e9078acd0bed9e934b08849304c2

SHA512
a6cfcf7b9678634a1f95db959a77341232ca57e72e9acbb06cf51f427161e930858f397406a12e072c9da6ef00b70bd2f2a4062f0ef8faeb5dca2a642f4da08f

Download Submit
C:\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
C:\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
C:\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
\Users\Public\vbc.exe
Filesize
553KB

MD5
4add727d1541102e34e167c689892d98

SHA1
368ef2217b4146efb0f2154900628c6e374828e8

SHA256
6934dc8f453b1832dc1a7579a1b3888a1e7e4a7ab19f30fe975bbed018388ace

SHA512
2fdc3db9cd0dad7fa365603060dc5da1b9a5708aa619c7c5b174c3a659d1e1c3bb0a18b124983a5204b84b80d0a80afc67058a6c241cfe45b85b504d0ab55e42

Download Submit
memory/1056-89-0x0000000000000000-mapping.dmp

Download
memory/1056-98-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1056-94-0x00000000008D0000-0x0000000000960000-memory.dmp

Filesize
576KB

Download
memory/1056-93-0x0000000001F20000-0x0000000002223000-memory.dmp

Filesize
3.0MB

Download
memory/1056-92-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1056-91-0x00000000000C0000-0x00000000000CD000-memory.dmp

Filesize
52KB

Download
memory/1096-81-0x000000006C460000-0x000000006CA0B000-memory.dmp

Filesize
5.7MB

Download
memory/1096-69-0x000000006C460000-0x000000006CA0B000-memory.dmp

Filesize
5.7MB

Download
memory/1096-70-0x000000006C460000-0x000000006CA0B000-memory.dmp

Filesize
5.7MB

Download
memory/1096-64-0x0000000000000000-mapping.dmp

Download
memory/1424-99-0x0000000006120000-0x0000000006216000-memory.dmp

Filesize
984KB

Download
memory/1424-97-0x0000000006120000-0x0000000006216000-memory.dmp

Filesize
984KB

Download
memory/1424-87-0x0000000004850000-0x00000000049A2000-memory.dmp

Filesize
1.3MB

Download
memory/1628-84-0x000000006C460000-0x000000006CA0B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-88-0x000000006C460000-0x000000006CA0B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-71-0x0000000000000000-mapping.dmp

Download
memory/1692-76-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1692-79-0x000000000041D480-mapping.dmp

Download
memory/1692-83-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/1692-78-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1692-85-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1692-86-0x0000000000180000-0x0000000000191000-memory.dmp

Filesize
68KB

Download
memory/1692-75-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1716-90-0x0000000000000000-mapping.dmp

Download
memory/1760-72-0x0000000000000000-mapping.dmp

Download
memory/1936-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1936-55-0x00000000711A1000-0x00000000711A3000-memory.dmp

Filesize
8KB

Download
memory/1936-54-0x000000002F6E1000-0x000000002F6E4000-memory.dmp

Filesize
12KB

Download
memory/1936-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1936-96-0x000000007218D000-0x0000000072198000-memory.dmp

Filesize
44KB

Download
memory/1936-67-0x000000007218D000-0x0000000072198000-memory.dmp

Filesize
44KB

Download
memory/1936-57-0x000000007218D000-0x0000000072198000-memory.dmp

Filesize
44KB

Download
memory/1936-58-0x0000000074DD1000-0x0000000074DD3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads