71b9b76a9c306810fbbdd19a4a2f44d98648014f0421cbecf0721b844303957b

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
17/06/2024, 08:32

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General

Target

bin/.sh/shhk.pub
Size

327B
MD5

375477ab542edcf1d94b7f586e7dab62
SHA1

f20a20b749dd20e276c4e1df04f43546741d974e
SHA256

1a77e3206293c04f674d54e0e9137e466c6ce377cea290f510f3df5db9ecaa5a
SHA512

c4dd2df88dac589f81c806cfd638430a6389f8e224de10ac833b9ac1c78b30ddc0c7925b1b5f2a02b8c1c99faeba6b4cb9881d2d1b9ba873f7bf35c6db9b53cc

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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar	MSPUB.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt	MSPUB.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	MSPUB.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	MSPUB.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1636	MSPUB.EXE
1636	MSPUB.EXE
1636	MSPUB.EXE
1636	MSPUB.EXE
1636	MSPUB.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2652	1636	MSPUB.EXE	29
PID 1636 wrote to memory of 2652	1636	MSPUB.EXE	29
PID 1636 wrote to memory of 2652	1636	MSPUB.EXE	29
PID 1636 wrote to memory of 2652	1636	MSPUB.EXE	29

C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE" C:\Users\Admin\AppData\Local\Temp\bin\.sh\shhk.pub
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2652

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/1636-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1636-1-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download
memory/1636-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1636-4-0x0000000073B1D000-0x0000000073B28000-memory.dmp

Filesize
44KB

Download