869145fd8c95f6b1d6f86f8b9b3c82d40009ddb78683e358d3fc3ed36c7f143b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 02:42

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General

Target

0c074631b9a457c8afea96412be7fc99.dll
Size

29KB
MD5

0c074631b9a457c8afea96412be7fc99
SHA1

0c88732c4f7e33bb8e4dbd7b547f7c2b8f59a5e3
SHA256

869145fd8c95f6b1d6f86f8b9b3c82d40009ddb78683e358d3fc3ed36c7f143b
SHA512

24bb85f128faed92c6aea12bb60510acf499beeb2b74ecf294fa8898e920696695fccc1b6c5d386a322ee95a4e612372dea6b6ab538871f1d6f914233297d4ff
SSDEEP

192:tAVfRGGBFTByM/qX/DaDKkERn0dLhWgyAULecCWd5wQqp:tAV59Q+qXm6qPcecC6qfp

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\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\ = "OsbornTech Popup Blocker"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ = "ITestMyIE2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0c074631b9a457c8afea96412be7fc99.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0c074631b9a457c8afea96412be7fc99.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2.1\ = "TestMyIE2 Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2.1\CLSID\ = "{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2\CurVer\ = "Asd3.TestMyIE2.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\VersionIndependentProgID\ = "Asd3.TestMyIE2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\ = "asd3 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2\ = "TestMyIE2 Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2\CLSID\ = "{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\ = "TestMyIE2 Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib\ = "{129C733D-D07C-4E34-A5E6-D675A016CFAE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\TypeLib\ = "{129C733D-D07C-4E34-A5E6-D675A016CFAE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib\ = "{129C733D-D07C-4E34-A5E6-D675A016CFAE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Asd3.TestMyIE2	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FF1BF4C7-4E08-4A28-A43F-9D60A9F7A880}\ProgID\ = "Asd3.TestMyIE2.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{129C733D-D07C-4E34-A5E6-D675A016CFAE}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C19EB5B1-FC58-456E-8793-384532ED5970}\ = "ITestMyIE2"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28
PID 2940 wrote to memory of 2996	2940	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0c074631b9a457c8afea96412be7fc99.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0c074631b9a457c8afea96412be7fc99.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2996

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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