aec7d3254663753493cc816f6064fd39c6eaa477e9fe1af715480c4c2aee8112

Analysis

max time kernel
2s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 03:20

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General

Target

mp3tubedownloadertb.dll
Size

928KB
MD5

cfcf25f560bf3fd86d7a7c78e12967d2
SHA1

d95569828f4e1d14f14aedeebd486d968a9152b8
SHA256

d0ad885cf83a5c72143c85d45edd2847cfaf6a67d023208b8eebd662db5212cd
SHA512

a28907c0a1feffce4e3751a06580510202148ee58093bb2da3c2712f19b561fc830f9783482124059647bf1a6c11f5ce5df5d1ab1486c909bc12405d17528921
SSDEEP

12288:bfjUfrqhZXGk1kNWbeJGKaA3nXucW07M9wc0dAOMLJyLRQCeVBNWpYmYgFkiQi91:bYfWXG5F/CfIAOMELi1NWpYmL9

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 11 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{967F346A-B0F9-11EE-9BE3-4E55496B34AD} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}\InProcServer32\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\mp3tubedownloadertb.dll\""	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8F16A166-C166-49b7-AE74-8CC7ED4196EF}\ = "Mp3TubeDownloader"	regsvr32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3824	iexplore.exe
3824	iexplore.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 1576	4440	regsvr32.exe	16
PID 4440 wrote to memory of 1576	4440	regsvr32.exe	16
PID 4440 wrote to memory of 1576	4440	regsvr32.exe	16
PID 3824 wrote to memory of 3924	3824	iexplore.exe	53
PID 3824 wrote to memory of 3924	3824	iexplore.exe	53
PID 3824 wrote to memory of 3924	3824	iexplore.exe	53

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\mp3tubedownloadertb.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\mp3tubedownloadertb.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1576

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:4060

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3824 CREDAT:17410 /prefetch:2
  2⤵
  PID:3924

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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