xloader | 0b2a2fde35c75554477dc7ab7156423e251778db955aecb77aa95e5acdd0c2a2

General

Target

tmp/0b2a2fde35c75554477dc7ab7156423e251778db955aecb77aa95e5acdd0c2a2.xls
Size

229KB
MD5

1026a44a21abd155aaa31cf41dce2e49
SHA1

98e01c50f0c58c093aa22b0a6ba398c5aa0e71d2
SHA256

0b2a2fde35c75554477dc7ab7156423e251778db955aecb77aa95e5acdd0c2a2
SHA512

e1dd384a7d01ab40421de3245f56303dff53ce810beedfe53befe60cdeb4be818631878cced9ea8a7a225237ee66591512d4e6a4ca13dfac5115c2a6c55c7128

Score

10^/10

xloader ef6c loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ef6c

C2

http://www.fis.photos/ef6c/

Decoy

gicaredocs.com

govusergroup.com

conversationspit.com

brondairy.com

rjtherealest.com

xn--9m1bq8wgkag3rjvb.com

mylori.net

softandcute.store

ahljsm.com

shacksolid.com

weekendmusecollection.com

gaminghallarna.net

pgonline111.online

44mpt.xyz

ambrandt.com

eddytattoo.com

blendeqes.com

upinmyfeels.com

lacucinadesign.com

docomoau.xyz

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 Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1060-72-0x000000000041D3D0-mapping.dmp	xloader
behavioral1/memory/1060-71-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1080-81-0x0000000000070000-0x0000000000099000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 564 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1236 vbc.exe
1060 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

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

Scripting
T1064

flow	pid	process
4	564	EQNEDT32.EXE

pid	process
1236	vbc.exe
1060	vbc.exe

pid	process
564	EQNEDT32.EXE
564	EQNEDT32.EXE
564	EQNEDT32.EXE
564	EQNEDT32.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.exewscript.exe

description	pid	process	target process
PID 1236 set thread context of 1060	1236	vbc.exe	vbc.exe
PID 1060 set thread context of 1412	1060	vbc.exe	Explorer.EXE
PID 1080 set thread context of 1412	1080	wscript.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

564 EQNEDT32.EXE

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

pid	process
564	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-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\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 MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\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	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 MHTML Editor\shell	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\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\command	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 HTML Editor	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	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (str)	\REGISTRY\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 (int)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
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 HTML Editor\shell\edit\ = "&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	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar	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\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	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\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	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\Excel.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	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\topic\ = "system"	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	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	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\.htm\OpenWithList\Microsoft Word	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\Microsoft Word	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	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}\Version\14	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	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\htmlfile\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	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\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	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 (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	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\.mht\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	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\htmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\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\.mht\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1212 EXCEL.EXE

pid	process
1212	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

vbc.exewscript.exe

pid	process
1060	vbc.exe
1060	vbc.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe
1080	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1412 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.exewscript.exe

pid process

1060 vbc.exe
1060 vbc.exe
1060 vbc.exe
1080 wscript.exe
1080 wscript.exe

pid	process
1412	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

vbc.exewscript.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1060	vbc.exe
Token: SeDebugPrivilege	1080	wscript.exe
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

EXCEL.EXE

pid process

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

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

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

EQNEDT32.EXEvbc.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 564 wrote to memory of 1236	564	EQNEDT32.EXE	vbc.exe
PID 564 wrote to memory of 1236	564	EQNEDT32.EXE	vbc.exe
PID 564 wrote to memory of 1236	564	EQNEDT32.EXE	vbc.exe
PID 564 wrote to memory of 1236	564	EQNEDT32.EXE	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1236 wrote to memory of 1060	1236	vbc.exe	vbc.exe
PID 1412 wrote to memory of 1080	1412	Explorer.EXE	wscript.exe
PID 1412 wrote to memory of 1080	1412	Explorer.EXE	wscript.exe
PID 1412 wrote to memory of 1080	1412	Explorer.EXE	wscript.exe
PID 1412 wrote to memory of 1080	1412	Explorer.EXE	wscript.exe
PID 1080 wrote to memory of 716	1080	wscript.exe	cmd.exe
PID 1080 wrote to memory of 716	1080	wscript.exe	cmd.exe
PID 1080 wrote to memory of 716	1080	wscript.exe	cmd.exe
PID 1080 wrote to memory of 716	1080	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1412

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\tmp\0b2a2fde35c75554477dc7ab7156423e251778db955aecb77aa95e5acdd0c2a2.xls
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1212

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1080

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:716

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:564

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1236

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:1060

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
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
C:\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
C:\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
\Users\Public\vbc.exe
MD5
15c34e5e1b995ffcbca4310b78f3f7d7

SHA1
596dbe75dd64288d3b3fc7a29baaf40592ed93d3

SHA256
869a075f9809475dd6839987e3b1431a1fd437ad7879becd35e4f055b4a7f747

SHA512
cc56f17d20e946a19f343da89cb07122009a4db89d50d283498a44161403d9c18c6d93d2849b7f050e63942fcb09af613db233c41f6f1781e397146f363c24b2

Download Submit
memory/564-56-0x0000000075D61000-0x0000000075D63000-memory.dmp

Filesize
8KB

Download
memory/716-79-0x0000000000000000-mapping.dmp

Download
memory/1060-75-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/1060-76-0x00000000005A0000-0x00000000005B1000-memory.dmp

Filesize
68KB

Download
memory/1060-71-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1060-72-0x000000000041D3D0-mapping.dmp

Download
memory/1060-70-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1060-69-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1080-82-0x00000000022D0000-0x00000000025D3000-memory.dmp

Filesize
3.0MB

Download
memory/1080-81-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/1080-84-0x0000000000470000-0x0000000000500000-memory.dmp

Filesize
576KB

Download
memory/1080-80-0x0000000000500000-0x0000000000526000-memory.dmp

Filesize
152KB

Download
memory/1080-78-0x0000000000000000-mapping.dmp

Download
memory/1212-53-0x000000002F561000-0x000000002F564000-memory.dmp

Filesize
12KB

Download
memory/1212-55-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1212-54-0x00000000716D1000-0x00000000716D3000-memory.dmp

Filesize
8KB

Download
memory/1212-85-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1236-61-0x0000000000000000-mapping.dmp

Download
memory/1236-67-0x00000000004C0000-0x00000000004C7000-memory.dmp

Filesize
28KB

Download
memory/1236-64-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download
memory/1236-68-0x0000000008180000-0x0000000008296000-memory.dmp

Filesize
1.1MB

Download
memory/1236-66-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/1412-77-0x0000000006960000-0x0000000006A83000-memory.dmp

Filesize
1.1MB

Download
memory/1412-86-0x0000000006A90000-0x0000000006BAB000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads