f5dddac843617c7a738f2c776f0bc71c15fdafe3ea0f04c18277e77a3b4db4ea

Analysis

max time kernel
134s
max time network
75s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
07/10/2023, 23:34

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General

Target

[email protected]
Size

512B
MD5

9a8bc11cc3ce7f5e2fef8df3782bdd95
SHA1

07cc3ce58d84f4c6d3b101785ffff26fd4868f34
SHA256

6f17b402772fd36af80bb7f814e69a94149fd6cabd4b6ee9d47edeb747d8c6f1
SHA512

6cfce33aace32416ba6c2c3d34b773bf519be106e5577b336c2a9186907f5f2c7835ac3a07312db12109c4cb4e6cd9065273f2b547371dfd1ea7a28014710661

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	MSPUB.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Toolbar	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	MSPUB.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	MSPUB.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	MSPUB.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2680	MSPUB.EXE
2680	MSPUB.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2680	MSPUB.EXE
2680	MSPUB.EXE
2680	MSPUB.EXE
2680	MSPUB.EXE
2680	MSPUB.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2660	2680	MSPUB.EXE	27
PID 2680 wrote to memory of 2660	2680	MSPUB.EXE	27
PID 2680 wrote to memory of 2660	2680	MSPUB.EXE	27
PID 2680 wrote to memory of 2660	2680	MSPUB.EXE	27

C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE" C:\Users\Admin\AppData\Local\Temp\[email protected]
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2680-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2680-1-0x00000000735AD000-0x00000000735B8000-memory.dmp

Filesize
44KB

Download
memory/2680-3-0x00000000735AD000-0x00000000735B8000-memory.dmp

Filesize
44KB

Download
memory/2680-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2680-5-0x00000000735AD000-0x00000000735B8000-memory.dmp

Filesize
44KB

Download