ec2e340b5acb84a94171cf79b5348c9b7456f8fea3dff08ab64ecd068fc06d23

Analysis

max time kernel
122s
max time network
167s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
07/10/2023, 23:44

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General

Target

[email protected]
Size

512B
MD5

cce88666f36795b90671c95cf564002e
SHA1

d056ac85aa59e11d5f9971ec44835f582d947440
SHA256

53e6e189255f333cfa7c323b92b1ff2a4bce5cb4733caca79df993e16d2aae95
SHA512

e5a5ae1fde4cb622a7a146ed007e3160301d641cb8820d710f19e736cd96cf78be24165380bc272c7248d467848d4b25fd9d29136a177a24514dc507445ecf3a

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
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	MSPUB.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\Toolbar	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	MSPUB.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	MSPUB.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2756	MSPUB.EXE
2756	MSPUB.EXE
2756	MSPUB.EXE
2756	MSPUB.EXE
2756	MSPUB.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2556	2756	MSPUB.EXE	30
PID 2756 wrote to memory of 2556	2756	MSPUB.EXE	30
PID 2756 wrote to memory of 2556	2756	MSPUB.EXE	30
PID 2756 wrote to memory of 2556	2756	MSPUB.EXE	30

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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2556

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/2756-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2756-1-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download
memory/2756-3-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download
memory/2756-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2756-5-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download