2233251280c8368237ce2015f230a188932af6e062dd8fece5413633002dbebc

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20-10-2022 11:41

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General

Target

x64/ExplorerBgTool.dll
Size

181KB
MD5

d5db48db06f5ac08939ea296457f32cd
SHA1

c05306ca1d4f2c57b691dab3ec338ac5c0d22e7d
SHA256

bcc1515af7fad9ffaa090ece641ff8c2863d78a469ee40069cfc6332fd7764d3
SHA512

77e01f6dc7262eb76bbbd8bad7eaaf0c27ee184ff2a00852dff1e72a37e8eac3e3204dc4d5db54f0c3c845e3c87004618a1ab617c6ddfe03a4c2c8a1b248b053
SSDEEP

3072:DSDFhgg3kG7HJpe32Yh9NQB6kVsPYSSf4TovjfvoUppZe2:DSDFhRUhLhYsOsPbizEUpLe

Score

8^/10

adware persistence stealer

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\x64\\ExplorerBgTool.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\NoInternetExplorer = "1"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\ = "CodeProject Example BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\x64\\ExplorerBgTool.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED15A97D-FE3E-4CDE-98FF-BC46B02896B0}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\x64\ExplorerBgTool.dll
1⤵
- Registers COM server for autorun
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:736

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

Registry Run Keys / Startup Folder

T1060

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 v6

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