5da3261145ee75979a781985d628d66637b0552e4fe0a52b4875ac21717a212f

General

Target

0224_13930141056302.doc
Size

342KB
MD5

b6ede47bc6f6d0585ae4f49b05a1bcbd
SHA1

a7517e6165c427719dfe680a4aaf7640859070dc
SHA256

5da3261145ee75979a781985d628d66637b0552e4fe0a52b4875ac21717a212f
SHA512

6259858805166b9506d56db0cbd1e3891a6c41377cdc1b629a4376298bc0bdc4cdacac00820ffa77e476c2e175c07f630f03623670e5af56958c4d5cd8110221

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:

rundll32.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	1544	1864	rundll32.exe	WINWORD.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 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1864 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1864 WINWORD.EXE
1864 WINWORD.EXE

pid	process
1864	WINWORD.EXE

pid	process
1864	WINWORD.EXE
1864	WINWORD.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 1864 wrote to memory of 2012	1864	WINWORD.EXE	splwow64.exe
PID 1864 wrote to memory of 2012	1864	WINWORD.EXE	splwow64.exe
PID 1864 wrote to memory of 2012	1864	WINWORD.EXE	splwow64.exe
PID 1864 wrote to memory of 2012	1864	WINWORD.EXE	splwow64.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.exe
PID 1864 wrote to memory of 1544	1864	WINWORD.EXE	rundll32.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\0224_13930141056302.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:2012

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Static.dll,SSRRBCMYEIL
2⤵
- Process spawned unexpected child process
PID:1544

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

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Downloads

memory/1544-7-0x0000000000000000-mapping.dmp

Download
memory/1544-8-0x00000000760B1000-0x00000000760B3000-memory.dmp

Filesize
8KB

Download
memory/1864-2-0x0000000072501000-0x0000000072504000-memory.dmp

Filesize
12KB

Download
memory/1864-3-0x000000006FF81000-0x000000006FF83000-memory.dmp

Filesize
8KB

Download
memory/1864-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2012-5-0x0000000000000000-mapping.dmp

Download
memory/2012-6-0x000007FEFBA01000-0x000007FEFBA03000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads