7d18263d9931d94007e380789abb9c41c120c989a0611b193f2fa47a4c0fb0c3

Resubmissions

13-03-2023 14:57

230313-sbn4yach61 10

13-03-2023 14:51

230313-r7719ach5z 10

Analysis

max time kernel
122s
max time network
113s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
13-03-2023 14:57

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General

Target

Invoice N 912727 03-2023.doc
Size

825KB
MD5

f6151d83feee5bd3252001e530c801c3
SHA1

ed202e1c1ee596acc984279b7a15c3487e097473
SHA256

7d18263d9931d94007e380789abb9c41c120c989a0611b193f2fa47a4c0fb0c3
SHA512

411a9cfb079eb9bf2d0c851d71c1e4177078884f6fcc01883a9126868b70bc75d543b93b3a682bb9f7e7da84de20c5ee85401ac5e3b94727be7a80b06132fc38
SSDEEP

12288:XxYDQ8EW+Ba+qKYR08a72L2X0dMzPPqvBUEu3uNsRAPYwT4q3MJ/d:2DPElaSUqqafj9Q4ZJ/d

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	944	1236	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

944 regsvr32.exe
752 regsvr32.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

pid	process
944	regsvr32.exe
752	regsvr32.exe

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 created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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 MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	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 HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	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 HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	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	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	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\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
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-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	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 (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.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"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	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\topic	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	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}\Version\14	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\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\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\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	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\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList	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\Microsoft Publisher\shell\edit\ = "&Open"	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\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	WINWORD.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"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	WINWORD.EXE

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	14	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1236 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvr32.exe

pid process

752 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

1236 WINWORD.EXE
1236 WINWORD.EXE
1236 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1236 WINWORD.EXE
1236 WINWORD.EXE

pid	process
1236	WINWORD.EXE

pid	process
752	regsvr32.exe

pid	process
1236	WINWORD.EXE
1236	WINWORD.EXE
1236	WINWORD.EXE

pid	process
1236	WINWORD.EXE
1236	WINWORD.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

WINWORD.EXEregsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 1236 wrote to memory of 944	1236	WINWORD.EXE	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 944 wrote to memory of 752	944	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 868	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 868	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 868	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 868	752	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 868	752	regsvr32.exe	regsvr32.exe
PID 1236 wrote to memory of 1708	1236	WINWORD.EXE	splwow64.exe
PID 1236 wrote to memory of 1708	1236	WINWORD.EXE	splwow64.exe
PID 1236 wrote to memory of 1708	1236	WINWORD.EXE	splwow64.exe
PID 1236 wrote to memory of 1708	1236	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\Invoice N 912727 03-2023.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1236

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\155731.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:944

C:\Windows\system32\regsvr32.exe
/s "C:\Users\Admin\AppData\Local\Temp\155731.tmp"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:752

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BkAtdZfzZkMr\HGKtdXidzN.dll"
4⤵
PID:868

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1708

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
8a472b5846b4d82fdf1940a31bf050af

SHA1
113672980263432ee289d0dbe2a15f2cbdb62ee0

SHA256
01b12fe471bc51feeace25be9a84050babebd8879f7850cc08ece720e4042dd2

SHA512
45a2d3ce05a269237a53d0a4b10a05bdc2ffe2a245fe83fd63ba38a90bdfa6bdf1999176a3cabd0611a1d19654c5bd2a3f5b499cf27436630600dafea9a6ad8d

Download Submit
C:\Users\Admin\AppData\Local\Temp\155731.tmp
Filesize
500.5MB

MD5
158526a1deea136b3aa47d9760232b2b

SHA1
c10d0fc5571d0c614cd31a211e567c3475ef41f5

SHA256
a7668de557a819939d7c61ebb1ea4db50b18e3a863c1b8176df0bff5ce4169cc

SHA512
a12af0d7906303b48f9c0be58d354a5bf4d765cd71b58891f4d01391cde81854939696eeaa4a7c370ae18e10303e57cbcac161aac9e3583cefb9bd0775c89750

Download Submit
C:\Users\Admin\AppData\Local\Temp\155755.zip
Filesize
795KB

MD5
7200a9fb6680cf36b8284742b2bbe0e3

SHA1
ab7f0edb20ba53418705af038907137cd87c6753

SHA256
4bf24e067d21602596bfa0d702ab8c881c84612fe5bbcd7ccb295559f96fc539

SHA512
c3969295c42d0c2a2ecdd5c71c316946b02e9820af66fc47f4313f43a44a70da3fbeb73617aec5ab0b189790f61c785f73e0b2305893389e684b47cdc8bf7dec

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3853.tmp
Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3BA5.tmp
Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
Filesize
20KB

MD5
14509635f07fab5cf890f0b56bf71325

SHA1
926cddb626bbca6f5f6966f34ac22bc67ed19884

SHA256
4b094db0d07475b85a0c78632f9be8ec356897b9cb3137fa06efb6e43bdcf316

SHA512
ffd6456ea871865d3040e39d2681166702638ba61c4a116686059e1e359b2e786e16c058c6a821cae32ff7070ea3a12dd31f3ea76a60b8c0dbb1b739d9ccb94b

Download Submit
\Users\Admin\AppData\Local\Temp\155731.tmp
Filesize
500.5MB

MD5
158526a1deea136b3aa47d9760232b2b

SHA1
c10d0fc5571d0c614cd31a211e567c3475ef41f5

SHA256
a7668de557a819939d7c61ebb1ea4db50b18e3a863c1b8176df0bff5ce4169cc

SHA512
a12af0d7906303b48f9c0be58d354a5bf4d765cd71b58891f4d01391cde81854939696eeaa4a7c370ae18e10303e57cbcac161aac9e3583cefb9bd0775c89750

Download Submit
\Users\Admin\AppData\Local\Temp\155731.tmp
Filesize
500.5MB

MD5
158526a1deea136b3aa47d9760232b2b

SHA1
c10d0fc5571d0c614cd31a211e567c3475ef41f5

SHA256
a7668de557a819939d7c61ebb1ea4db50b18e3a863c1b8176df0bff5ce4169cc

SHA512
a12af0d7906303b48f9c0be58d354a5bf4d765cd71b58891f4d01391cde81854939696eeaa4a7c370ae18e10303e57cbcac161aac9e3583cefb9bd0775c89750

Download Submit
memory/752-1692-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/868-1698-0x0000000001D90000-0x0000000001D91000-memory.dmp

Filesize
4KB

Download
memory/1236-85-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-91-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-63-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-66-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-65-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-67-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-68-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-70-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-71-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-69-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-75-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-76-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-74-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-73-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-72-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-80-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-81-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-79-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-78-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-77-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-82-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-83-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-84-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-62-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-86-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-87-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-88-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-89-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-90-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-64-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-92-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-94-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-93-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-96-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-95-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-98-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-97-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-99-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-100-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-102-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-101-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-104-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-103-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-105-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-106-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-108-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-107-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-110-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-109-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-112-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-111-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-1455-0x0000000006410000-0x0000000006411000-memory.dmp

Filesize
4KB

Download
memory/1236-60-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-61-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-58-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-59-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-1697-0x0000000006410000-0x0000000006411000-memory.dmp

Filesize
4KB

Download
memory/1236-57-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/1236-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download