xloader | 719ac8462a554ec46d13e7c3b33c39248d546da6e9618edec381656472814352

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20220414-en
submitted
11-05-2022 09:00

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Report Analysis Logs

General

Target

Berthing.xlsx
Size

131KB
MD5

95b1b15c87f5d6daba1c72e6514a9fc1
SHA1

4f05f44baf5d8d3e31dc050c79f1d8703c82e0be
SHA256

719ac8462a554ec46d13e7c3b33c39248d546da6e9618edec381656472814352
SHA512

bf1f39e08e3baeabc034145b9ec04b56787ee80d9c408d89368b88f6e0a5508e94d3921e1887efd47988f8e0d275530c854095d4d19861221a9cc939776afad4

Score

10^/10

xloader bs8f loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

bs8f

Decoy

atmospheraglobal.com

dontshootima.com

bestofferusde.club

yourdigitalboss.com

breskizci.com

myarrovacoastwebsite.com

reasclerk.com

efrovida.com

wsmz.net

upneett.com

loefflerforgov.com

noida.info

trndystore.com

arhaldar.online

vivibanca.tech

mykrema.com

vseserialy.online

ridgewayinsua.com

heauxland.com

bestcollegecourses.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

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/688-74-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/688-75-0x000000000041D440-mapping.dmp	xloader
behavioral1/memory/688-78-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1488-90-0x0000000000110000-0x0000000000139000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 2032 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exetvvmynz.exetvvmynz.exe

pid process

2028 vbc.exe
1440 tvvmynz.exe
688 tvvmynz.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXEvbc.exetvvmynz.exe

pid process

2032 EQNEDT32.EXE
2028 vbc.exe
2028 vbc.exe
1440 tvvmynz.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
3	2032	EQNEDT32.EXE

pid	process
2028	vbc.exe
1440	tvvmynz.exe
688	tvvmynz.exe

pid	process
2032	EQNEDT32.EXE
2028	vbc.exe
2028	vbc.exe
1440	tvvmynz.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

tvvmynz.exetvvmynz.exeexplorer.exe

description	pid	process	target process
PID 1440 set thread context of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 688 set thread context of 1272	688	tvvmynz.exe	Explorer.EXE
PID 688 set thread context of 1272	688	tvvmynz.exe	Explorer.EXE
PID 1488 set thread context of 1272	1488	explorer.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
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

2032 EQNEDT32.EXE

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

pid	process
2032	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML 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 (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key created	\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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	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\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\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	EXCEL.EXE
Key created	\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
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-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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\shell	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\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	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\WinWord.exe\shell\edit\ = "&Open"	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\.mht\OpenWithList\MSPub.exe	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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	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\Microsoft Publisher	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\{42042206-2D85-11D3-8CFF-005004838597}	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	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\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	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\.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\.htm\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	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 Excel\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	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\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht	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\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\htmlfile\shell	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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1648 EXCEL.EXE

pid	process
1648	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

tvvmynz.exeexplorer.exe

pid	process
688	tvvmynz.exe
688	tvvmynz.exe
688	tvvmynz.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe
1488	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

tvvmynz.exeexplorer.exe

pid process

688 tvvmynz.exe
688 tvvmynz.exe
688 tvvmynz.exe
688 tvvmynz.exe
1488 explorer.exe
1488 explorer.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

tvvmynz.exeExplorer.EXEexplorer.exe

description	pid	process
Token: SeDebugPrivilege	688	tvvmynz.exe
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeDebugPrivilege	1488	explorer.exe
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1648 EXCEL.EXE
1648 EXCEL.EXE
1648 EXCEL.EXE

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

pid	process
1272	Explorer.EXE
1272	Explorer.EXE

pid	process
1648	EXCEL.EXE
1648	EXCEL.EXE
1648	EXCEL.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEvbc.exetvvmynz.exetvvmynz.exeexplorer.exe

description	pid	process	target process
PID 2032 wrote to memory of 2028	2032	EQNEDT32.EXE	vbc.exe
PID 2032 wrote to memory of 2028	2032	EQNEDT32.EXE	vbc.exe
PID 2032 wrote to memory of 2028	2032	EQNEDT32.EXE	vbc.exe
PID 2032 wrote to memory of 2028	2032	EQNEDT32.EXE	vbc.exe
PID 2028 wrote to memory of 1440	2028	vbc.exe	tvvmynz.exe
PID 2028 wrote to memory of 1440	2028	vbc.exe	tvvmynz.exe
PID 2028 wrote to memory of 1440	2028	vbc.exe	tvvmynz.exe
PID 2028 wrote to memory of 1440	2028	vbc.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 1440 wrote to memory of 688	1440	tvvmynz.exe	tvvmynz.exe
PID 688 wrote to memory of 1488	688	tvvmynz.exe	explorer.exe
PID 688 wrote to memory of 1488	688	tvvmynz.exe	explorer.exe
PID 688 wrote to memory of 1488	688	tvvmynz.exe	explorer.exe
PID 688 wrote to memory of 1488	688	tvvmynz.exe	explorer.exe
PID 1488 wrote to memory of 1456	1488	explorer.exe	cmd.exe
PID 1488 wrote to memory of 1456	1488	explorer.exe	cmd.exe
PID 1488 wrote to memory of 1456	1488	explorer.exe	cmd.exe
PID 1488 wrote to memory of 1456	1488	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1272

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\Berthing.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1648

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:2032

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2028

C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe
C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe C:\Users\Admin\AppData\Local\Temp\ckxzkd
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1440

C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe
C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe C:\Users\Admin\AppData\Local\Temp\ckxzkd
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
5⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1488

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe"
6⤵
PID:1456

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ckxzkd
Filesize
5KB

MD5
3bbf7ce478d3fea692aa6297cb2e4dc2

SHA1
c275088b575650db8dab910a6a74250af7281d92

SHA256
897ee822be5e7b5275567f42eee4c12f27435506459624534366c6fdf2057f4d

SHA512
3d5c4b91afcb5cba9533c539d90db29a33bd6d36eab526f1ed39b53af1a3498d5485bd8902229505640466d5747ff5ea5b55cc03c32b8238e042635fd4939373

Download Submit
C:\Users\Admin\AppData\Local\Temp\o1bnmup7v5rcbjh1kp
Filesize
163KB

MD5
6c9d820dbd568110130eae24b6d15162

SHA1
ef796a5ce97a6cb202d670d643a5434a2f954711

SHA256
c5db70e6f1cee701b3abf0454fc4a5b2ca17b01cba754df424e358e82e1c556e

SHA512
44a1eaf1d7a3dc32604e8d4ae91f961f97969ce290628d4731e1cf06ab08d189dcd9c24e1fd0991eb79cb22dc7a48673c51f6a882ebf445201adff7adbf08ed7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
C:\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
C:\Users\Public\vbc.exe
Filesize
245KB

MD5
af8e2192f8e67182761b3e533d017af7

SHA1
e9a55a5e8cc2cdc571b965f0719a9e92bd749f21

SHA256
40fbb07da69abd2e9af76579e314905103c73059c02b77c74adf81ab97eaa099

SHA512
fca4e22f5969a725edaa378ff2d2bc3f83da73fc6c79259f5de15f39bb111f45440e54b352a3a6d2cd69f3a3d04b504c0ca9651108af3c2e9a83e83b60317aba

Download Submit
C:\Users\Public\vbc.exe
Filesize
245KB

MD5
af8e2192f8e67182761b3e533d017af7

SHA1
e9a55a5e8cc2cdc571b965f0719a9e92bd749f21

SHA256
40fbb07da69abd2e9af76579e314905103c73059c02b77c74adf81ab97eaa099

SHA512
fca4e22f5969a725edaa378ff2d2bc3f83da73fc6c79259f5de15f39bb111f45440e54b352a3a6d2cd69f3a3d04b504c0ca9651108af3c2e9a83e83b60317aba

Download Submit
\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
\Users\Admin\AppData\Local\Temp\tvvmynz.exe
Filesize
74KB

MD5
e0e6d4282fbe8ee2df6df6fadc97cc21

SHA1
e77ba45ce19ffaf6b240cd3468cafdc9ec41c290

SHA256
41c7b15b38adfcf3d004c2cc3bb57abafa2ce3b9fbcf8eaa0691887494e1ec8c

SHA512
766bbe241849234c42eab68c6f5f2dd131a9adb351924cd879de412f9c6b2ef01672508221b71f3d3a41a1a9a4b816db2f4947af38ed4523fa634967d6d82520

Download Submit
\Users\Public\vbc.exe
Filesize
245KB

MD5
af8e2192f8e67182761b3e533d017af7

SHA1
e9a55a5e8cc2cdc571b965f0719a9e92bd749f21

SHA256
40fbb07da69abd2e9af76579e314905103c73059c02b77c74adf81ab97eaa099

SHA512
fca4e22f5969a725edaa378ff2d2bc3f83da73fc6c79259f5de15f39bb111f45440e54b352a3a6d2cd69f3a3d04b504c0ca9651108af3c2e9a83e83b60317aba

Download Submit
memory/688-83-0x00000000022E0000-0x00000000022F1000-memory.dmp

Filesize
68KB

Download
memory/688-81-0x0000000000570000-0x0000000000581000-memory.dmp

Filesize
68KB

Download
memory/688-74-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/688-80-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/688-75-0x000000000041D440-mapping.dmp

Download
memory/688-78-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1272-79-0x0000000006FC0000-0x0000000007168000-memory.dmp

Filesize
1.7MB

Download
memory/1272-93-0x0000000008E10000-0x0000000008F0B000-memory.dmp

Filesize
1004KB

Download
memory/1272-84-0x0000000007170000-0x00000000072A6000-memory.dmp

Filesize
1.2MB

Download
memory/1440-67-0x0000000000000000-mapping.dmp

Download
memory/1456-88-0x0000000000000000-mapping.dmp

Download
memory/1488-90-0x0000000000110000-0x0000000000139000-memory.dmp

Filesize
164KB

Download
memory/1488-92-0x0000000002140000-0x00000000021D0000-memory.dmp

Filesize
576KB

Download
memory/1488-91-0x0000000002330000-0x0000000002633000-memory.dmp

Filesize
3.0MB

Download
memory/1488-89-0x00000000008D0000-0x0000000000B51000-memory.dmp

Filesize
2.5MB

Download
memory/1488-85-0x0000000000000000-mapping.dmp

Download
memory/1488-87-0x000000006BEE1000-0x000000006BEE3000-memory.dmp

Filesize
8KB

Download
memory/1648-57-0x0000000071F7D000-0x0000000071F88000-memory.dmp

Filesize
44KB

Download
memory/1648-55-0x0000000070F91000-0x0000000070F93000-memory.dmp

Filesize
8KB

Download
memory/1648-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1648-54-0x000000002F551000-0x000000002F554000-memory.dmp

Filesize
12KB

Download
memory/1648-58-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1648-94-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2028-61-0x0000000000000000-mapping.dmp

Download