bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031

Analysis

max time kernel
153s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 12:05

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General

Target

bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.dll
Size

193KB
MD5

0c0a848831e8aea3213f814d696a589a
SHA1

9210c13fca560b13a0ee6c2cc6af0e2d70c67a69
SHA256

bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031
SHA512

85387c3e98890bedc2539456df0106b5d4887e33dd8e7b711282d3bd66fddc01ecacc53b52d993cced7cb096c7a416b089ae272f30557ba6480562ef65e2d542
SSDEEP

3072:Qg7o5ufu0AgKcEA43jxEqnwO3W3QIkaDEOQ1GUBZyuWEnpx5jWpDt1ED:Q+EF4TCtEmW3CapQ1GlwpnjUZ1k

Score

6^/10

adware stealer

Malware Config

Signatures

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\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\ = "Microsoft Silverlight"	regsvr32.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.IObjectSafe\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.IObjectSafe\Clsid\ = "{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\ProgID\ = "bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.IObjectSafe"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\ = "Microsoft Silverlight"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.IObjectSafe	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.IObjectSafe\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6CFAE883-04D3-4729-B7DC-48AC1D03E1D4}\	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 4948	448	regsvr32.exe	81
PID 448 wrote to memory of 4948	448	regsvr32.exe	81
PID 448 wrote to memory of 4948	448	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:448
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\bbddd3b740e3c0f18d0d41ac1a50b96c0ce1fdeb69ab47991b54f55ce2855031.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

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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