9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab

Analysis

max time kernel
165s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 12:50

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General

Target

9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.dll
Size

280KB
MD5

37c6fa448d003e28246ae9726d1825db
SHA1

734d4907cf9250d8f20a380a062c7a095b750aca
SHA256

9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab
SHA512

9dd62dcc85bde296234e6ac2425b16cedcdab68b17316c9d69df4d44123bd1108e87102df676afdedfb7db2f740db20f98edbeb1955288b896713f7e547e768c
SSDEEP

6144:wDMbpUgYUTFX2U+zmHm9Jgmeo9XaPAVamy4aiTKdeao6zuH3Z9a3C5FJk:wDM2/Ul2/Am9Omeo9XMAomQ5e/HaMP

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 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\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.QExpTul\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\ = "Explore.Tp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.QExpTul\ = "Explore.Tp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.QExpTul\Clsid\ = "{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\ProgID\ = "9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.QExpTul"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DAE9566-953C-4DF1-8E9C-55B7890A3AE8}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.QExpTul	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 4356	1880	regsvr32.exe	80
PID 1880 wrote to memory of 4356	1880	regsvr32.exe	80
PID 1880 wrote to memory of 4356	1880	regsvr32.exe	80

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9440bcdcc3899a16db9191fa2226e9b61f4bd6f01078b1bf66fe4abdcc9d55ab.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4356

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

Windows 7 deprecation

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