e23e6af6814ba8db4857bc903e4984f557000062e3ee11d991cb241217d3ebb0

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 05:11

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General

Target

0faf35f7d90db11c8b751e87257f8292.dll
Size

639KB
MD5

0faf35f7d90db11c8b751e87257f8292
SHA1

3e877918fcf65f40f863f63bdbe7dbb1c6b1d843
SHA256

e23e6af6814ba8db4857bc903e4984f557000062e3ee11d991cb241217d3ebb0
SHA512

9f11965a5da024b9de2905d4ad360e937082b519797d8e8130fae35d4d8edcbac571478a3ed417444f38f6208781a876c4718a7246d9802e4bdac546f9851772
SSDEEP

12288:8kdtYzsZDM2fjYiV/UzxoyS7nUmsn7leqPEvsihr2tePm:ddGzs/0kwolUf7lXPEvvhrA+

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\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\0faf35f7d90db11c8b751e87257f8292.brm inc\ = "brm inc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\0faf35f7d90db11c8b751e87257f8292.brm inc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\0faf35f7d90db11c8b751e87257f8292.brm inc\Clsid\ = "{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0faf35f7d90db11c8b751e87257f8292.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\ProgID\ = "0faf35f7d90db11c8b751e87257f8292.brm inc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A18F-5821-9AD8-F9DBF8764CB4}\ = "brm inc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\0faf35f7d90db11c8b751e87257f8292.brm inc	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28
PID 1964 wrote to memory of 2156	1964	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0faf35f7d90db11c8b751e87257f8292.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0faf35f7d90db11c8b751e87257f8292.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Replay Monitor

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Downloads

memory/2156-0-0x0000000001D60000-0x0000000001E04000-memory.dmp

Filesize
656KB

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