f79142953575908e594d3350003a326e8faa7b9448c1e44fd9ad91d45b5ce18f

Analysis

max time kernel
94s
max time network
66s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
08/10/2023, 00:09

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General

Target

[email protected]
Size

512B
MD5

33399513ef74356d62d30089374cd170
SHA1

62c7a54b078f2f221d49791c5e355a3c6d943bde
SHA256

4c51f395524f455bceb54ee75fd3ca566650a90f53365b941d3468835b03f609
SHA512

5f3bde33fd216ccced6af239a5ddc9c7320be97ad74ef9afbaebb4728e02e8012e60a111b004488d16c7ecc1f1bd505bebcd9c782f4fbf2d3147ec2439673641

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\Se&nd to OneNote	MSPUB.EXE
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 (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\Toolbar\ShowDiscussionButton = "Yes"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Internet Explorer\MenuExt	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
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

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2540	MSPUB.EXE
2540	MSPUB.EXE
2540	MSPUB.EXE
2540	MSPUB.EXE
2540	MSPUB.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2532	2540	MSPUB.EXE	31
PID 2540 wrote to memory of 2532	2540	MSPUB.EXE	31
PID 2540 wrote to memory of 2532	2540	MSPUB.EXE	31
PID 2540 wrote to memory of 2532	2540	MSPUB.EXE	31

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:2540
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2532

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/2540-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2540-1-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download
memory/2540-3-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download
memory/2540-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2540-5-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download