f9448c10790a36423c1e8507e785537efd54a28ff89a8e987e4cb1ed20bed90d

General

Target
20210824_172624_f9448c10790a36423c1e8507e785537efd54a28ff89a8e987e4cb1ed20bed90d_0824_1400088707.doc
Size 623KB
Sample210824-lecbfath9x
SHA256 f9448c10790a36423c1e8507e785537efd54a28ff89a8e987e4cb1ed20bed90d
MD5 46c717bded04b914c4b41d4ffe26f7f5
SHA1 4f0743e729f9fd82d21421310fee0c60ca32822f
SHA512 14508705507b144f2d8295cd9f8133e341d895845e59a0c029f38ad0f80abac928f78f573a5ecde98f425ad895bb315970d539a71a8a27b1454f33a2e7cfa47a
MD5 SHA1 SHA512

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

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

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1704	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1704	WINWORD.EXE
1704	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 1364	1704	WINWORD.EXE	26
PID 1704 wrote to memory of 1364	1704	WINWORD.EXE	26
PID 1704 wrote to memory of 1364	1704	WINWORD.EXE	26
PID 1704 wrote to memory of 1364	1704	WINWORD.EXE	26

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\20210824_172624_f9448c10790a36423c1e8507e785537efd54a28ff89a8e987e4cb1ed20bed90d_0824_1400088707.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1364

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1364-65-0x000007FEFB571000-0x000007FEFB573000-memory.dmp

Download

memory/1704-60-0x0000000072121000-0x0000000072124000-memory.dmp

Download

memory/1704-61-0x000000006FBA1000-0x000000006FBA3000-memory.dmp

Download

memory/1704-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Download

memory/1704-63-0x0000000075161000-0x0000000075163000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads