85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346

Analysis

max time kernel
25s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 20:17

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General

Target

85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll
Size

136KB
MD5

781a2c1f57d95b8c23951b9fe2d7c507
SHA1

5041937b690091df60bfadf78dfb688c8f565b23
SHA256

85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346
SHA512

4eaef4fdeeb85dabe4d499bd505a8803cfdf0062adb5730bec1c7a879373564d91ffa4f712110fe6095fbe69cae9d1826ccea663df41834b90056fe9a1411892
SSDEEP

3072:YmTufO7Pmg6JiMJzejY0GLintWUURF7qgKnv:vThAwMJgGLjDR8

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D0A7AE29-5A9D-419D-84CD-233098D57135}\ = "XXX TV Support Module"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D0A7AE29-5A9D-419D-84CD-233098D57135}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D0A7AE29-5A9D-419D-84CD-233098D57135}	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\ = "IKtvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\TypeLib\ = "{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\TypeLib\ = "{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\ProgID\ = "tvsm.Ktvsm.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\NumMethods\ = "7"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\NumMethods\ = "7"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\Time = c005906300000000	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib\ = "{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\VersionIndependentProgID\ = "tvsm.Ktvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm.1\CLSID\ = "{D0A7AE29-5A9D-419D-84CD-233098D57135}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Mtvsm\CLSID\ = "{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Mtvsm\CurVer\ = "tvsm.Mtvsm.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\ProgID\ = "tvsm.Mtvsm.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\ = "IKtvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\TypeLib\ = "{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Mtvsm\ = "Mtvsm Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D0A7AE29-5A9D-419D-84CD-233098D57135}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib\ = "{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\ = "PSFactoryBuffer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{6875A200-9103-4B6F-B9FC-AC35FE6F99FF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{1959B29D-2ADC-4A5F-BF46-E9E8CEDD5D55}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\ = "tvsm 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DAA47FEE-FD48-4DD1-8AF1-AF1BABD1D12F}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\ = "IMtvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CF4BB3C8-03F3-4A1D-AF96-22EAE542F3DA}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\VersionIndependentProgID\ = "tvsm.Mtvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8F8CBD4C-9D07-4885-99AE-FDE8E43C6699}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\tvsm.Ktvsm\CurVer\ = "tvsm.Ktvsm.1"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28
PID 1852 wrote to memory of 892	1852	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\85808a37ca4e84473c1c0d309faf06f8d96a1870cca7cffe90ac685feee3e346.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:892

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/892-56-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1852-54-0x000007FEFBA81000-0x000007FEFBA83000-memory.dmp

Filesize
8KB

Download