3e6006e1b85b9fb7d1b528384110698d285a16c1a05195484a5ff7b961fb2c5f

Analysis

max time kernel
147s
max time network
189s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 23:05

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General

Target

3e6006e1b85b9fb7d1b528384110698d285a16c1a05195484a5ff7b961fb2c5f.doc
Size

91KB
MD5

65f147a8e8ec2928894a742f644fa584
SHA1

4206466e8f86280ec99dc7f29200052a5673aad9
SHA256

3e6006e1b85b9fb7d1b528384110698d285a16c1a05195484a5ff7b961fb2c5f
SHA512

5d3ba6ff14a5e0974f07dd2274f126d20187a0ffd79bbde7566567244fc58a17c7f31c49b1b8e48b4752abf5a90ba4698e9244356fce5b12cd7c5751b65a7599
SSDEEP

1536:rEf4D35BO2G7XIhpMIubBVK/SkqH0gmqa:IwDnijIhSNza

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	msiexec.exe

UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

msiexec.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	msiexec.exe

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\Policies\Explorer\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\1853075429 = "C:\\ProgramData\\msrljatz.exe"	msiexec.exe

Blocklisted process makes network request 10 IoCs

Processes:

msiexec.exe

flow	pid	process
3	1632	msiexec.exe
5	1632	msiexec.exe
6	1632	msiexec.exe
8	1632	msiexec.exe
9	1632	msiexec.exe
12	1632	msiexec.exe
14	1632	msiexec.exe
16	1632	msiexec.exe
18	1632	msiexec.exe
20	1632	msiexec.exe

Disables taskbar notifications via registry modification
evasion
Executes dropped EXE 1 IoCs

Processes:

Tempsvcnost.exe

pid process

1288 Tempsvcnost.exe
Loads dropped DLL 1 IoCs

Processes:

WINWORD.EXE

pid process

836 WINWORD.EXE

pid	process
1288	Tempsvcnost.exe

pid	process
836	WINWORD.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\software\microsoft\windows\currentversion\Run	msiexec.exe

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.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\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.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\""	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

836 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Tempsvcnost.exemsiexec.exe

pid process

1288 Tempsvcnost.exe
1632 msiexec.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Tempsvcnost.exe

pid process

1288 Tempsvcnost.exe
1288 Tempsvcnost.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

msiexec.exe

description pid process

Token: SeDebugPrivilege 1632 msiexec.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

836 WINWORD.EXE
836 WINWORD.EXE

pid	process
836	WINWORD.EXE

pid	process
1288	Tempsvcnost.exe
1632	msiexec.exe

pid	process
1288	Tempsvcnost.exe
1288	Tempsvcnost.exe

description	pid	process
Token: SeDebugPrivilege	1632	msiexec.exe

pid	process
836	WINWORD.EXE
836	WINWORD.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

WINWORD.EXETempsvcnost.exe

description	pid	process	target process
PID 836 wrote to memory of 1288	836	WINWORD.EXE	Tempsvcnost.exe
PID 836 wrote to memory of 1288	836	WINWORD.EXE	Tempsvcnost.exe
PID 836 wrote to memory of 1288	836	WINWORD.EXE	Tempsvcnost.exe
PID 836 wrote to memory of 1288	836	WINWORD.EXE	Tempsvcnost.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 1288 wrote to memory of 1632	1288	Tempsvcnost.exe	msiexec.exe
PID 836 wrote to memory of 580	836	WINWORD.EXE	splwow64.exe
PID 836 wrote to memory of 580	836	WINWORD.EXE	splwow64.exe
PID 836 wrote to memory of 580	836	WINWORD.EXE	splwow64.exe
PID 836 wrote to memory of 580	836	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\3e6006e1b85b9fb7d1b528384110698d285a16c1a05195484a5ff7b961fb2c5f.doc"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:836

C:\Users\Admin\AppData\Local\Tempsvcnost.exe
C:\Users\Admin\AppData\Local\Tempsvcnost.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1288

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\system32\msiexec.exe"
3⤵
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Adds policy Run key to start application
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1632

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:580

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Tempsvcnost.exe
Filesize
26KB

MD5
eb0b43481ac36ecf2687c6329cfa86fd

SHA1
53e532f382ad4db0e745b57f4d67eeb3704de5c9

SHA256
0289bd7e1b84e96c5ce28f3e80d7498b71c2773dcd7b99f864ade8555e99401f

SHA512
21e2b948f43388120a00d5ce752f4a160670f0ff7d6793870190ff11ee62edd468ecc51c783d4cd818cfcd7ff5f5f4771d4536553a5897d64a5823624cd95c1d

Download Submit
C:\Users\Admin\AppData\Local\Tempsvcnost.exe
Filesize
26KB

MD5
eb0b43481ac36ecf2687c6329cfa86fd

SHA1
53e532f382ad4db0e745b57f4d67eeb3704de5c9

SHA256
0289bd7e1b84e96c5ce28f3e80d7498b71c2773dcd7b99f864ade8555e99401f

SHA512
21e2b948f43388120a00d5ce752f4a160670f0ff7d6793870190ff11ee62edd468ecc51c783d4cd818cfcd7ff5f5f4771d4536553a5897d64a5823624cd95c1d

Download Submit
\Users\Admin\AppData\Local\Tempsvcnost.exe
Filesize
26KB

MD5
eb0b43481ac36ecf2687c6329cfa86fd

SHA1
53e532f382ad4db0e745b57f4d67eeb3704de5c9

SHA256
0289bd7e1b84e96c5ce28f3e80d7498b71c2773dcd7b99f864ade8555e99401f

SHA512
21e2b948f43388120a00d5ce752f4a160670f0ff7d6793870190ff11ee62edd468ecc51c783d4cd818cfcd7ff5f5f4771d4536553a5897d64a5823624cd95c1d

Download Submit
memory/580-129-0x0000000000000000-mapping.dmp

Download
memory/580-130-0x000007FEFBA41000-0x000007FEFBA43000-memory.dmp

Filesize
8KB

Download
memory/836-88-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-132-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/836-57-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/836-58-0x0000000070DFD000-0x0000000070E08000-memory.dmp

Filesize
44KB

Download
memory/836-59-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-91-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-61-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-62-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-63-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-64-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-65-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-66-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-67-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-68-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-71-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-82-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-81-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-80-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-79-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-78-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-77-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-76-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-75-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-74-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-73-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-72-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-70-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-69-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-83-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-84-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-86-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-85-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-87-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-55-0x000000006FE11000-0x000000006FE13000-memory.dmp

Filesize
8KB

Download
memory/836-89-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-90-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-60-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/836-96-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-94-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-95-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-93-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-98-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-97-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-99-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-100-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-101-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-103-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-102-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-106-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-105-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-104-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-109-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-110-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-108-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-107-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-113-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-114-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-112-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-111-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-124-0x0000000070DFD000-0x0000000070E08000-memory.dmp

Filesize
44KB

Download
memory/836-133-0x0000000070DFD000-0x0000000070E08000-memory.dmp

Filesize
44KB

Download
memory/836-92-0x0000000000715000-0x0000000000719000-memory.dmp

Filesize
16KB

Download
memory/836-54-0x0000000072391000-0x0000000072394000-memory.dmp

Filesize
12KB

Download
memory/1288-121-0x000000007EF90000-0x000000007EF97000-memory.dmp

Filesize
28KB

Download
memory/1288-120-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1288-119-0x0000000000230000-0x000000000023B000-memory.dmp

Filesize
44KB

Download
memory/1288-116-0x0000000000000000-mapping.dmp

Download
memory/1632-122-0x0000000000000000-mapping.dmp

Download
memory/1632-125-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/1632-126-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/1632-127-0x000000007EF90000-0x000000007EF97000-memory.dmp

Filesize
28KB

Download
memory/1632-128-0x000000007EF90000-0x000000007EF97000-memory.dmp

Filesize
28KB

Download