ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 19:13

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General

Target

ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll
Size

543KB
MD5

840dae34c9e8be08b73ea452ba41ee77
SHA1

aaefa5511c2c7c0209e2f5d0a04231014333f0e7
SHA256

ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a
SHA512

390df0c53225ae4cdd2c9ed6270f226f4e9d9d056dbc79f417a38671beee76217092af0035075363dd6794b42131ac857e62476a29fd2795cdf1d175957ab368
SSDEEP

12288:Qf9he3lo91oIytluv3ovkkPpwRplVZBhCNl/qZ:/3C3y43ovkkPQZbCLS

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\{6C517674-DE1C-4493-977C-34A1BFAB35BA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\ = "VirtualNetwork module"	regsvr32.exe

Modifies registry class 36 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork.1\ = "VirtualNetwork Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\ = "VirtualNetwork Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\Implemented Categories\{00021494-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork\CLSID\ = "{6C517674-DE1C-4493-977C-34A1BFAB35BA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}\1.0\ = "VirtualNetwork Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\Install = "OK"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\VersionIndependentProgID\ = "VirtualNetwork.VirtualNetwork"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork.1\CLSID\ = "{6C517674-DE1C-4493-977C-34A1BFAB35BA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\TypeLib\ = "{E6A76A01-A0D3-4050-974F-0644EB82438B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E6A76A01-A0D3-4050-974F-0644EB82438B}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6C517674-DE1C-4493-977C-34A1BFAB35BA}\ProgID\ = "VirtualNetwork.VirtualNetwork.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\ = "VirtualNetworkPanel"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork\ = "VirtualNetwork Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualNetwork.VirtualNetwork\CurVer\ = "VirtualNetwork.VirtualNetwork.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{539CA3DC-95E8-402F-946D-C7D5584D321A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27
PID 900 wrote to memory of 304	900	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:900
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ce83f0c41943025d993a2d9b7eaa15a0ac0c10f8cf910ddabceb9ca346b07a1a.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:304

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

Replay Monitor

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Downloads

memory/304-56-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/900-54-0x000007FEFBD81000-0x000007FEFBD83000-memory.dmp

Filesize
8KB

Download