7da76a383f6e61f473a6e9ddaf738238af75275b220f31b933103298a0f6d708

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 17:07

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General

Target

d6a8a303abab2df053171b1b85e2cc40.dll
Size

36KB
MD5

d6a8a303abab2df053171b1b85e2cc40
SHA1

7ccf4bd019d7b1f93f1ca3af616ccb88f09190df
SHA256

7da76a383f6e61f473a6e9ddaf738238af75275b220f31b933103298a0f6d708
SHA512

a5a0f4e72548fc4528cf208910e7d108537dc9858034728f7b7cb581b53832368204e3e1b4d7b166c9172d7f99f3900049167d9568d6fc3460c83272326c98b8
SSDEEP

384:Ha+AEwpjYCItz0ft6rgSqY661GuEzZs661ipAo/71WxL5Mslj+tO2u:bAEwKtz04rX6617Ets661ip3/70fj+

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\{1307E689-5CA1-4a15-9583-F2350790290D}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\ = "BHO Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d6a8a303abab2df053171b1b85e2cc40.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\ = "IEHpr 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d6a8a303abab2df053171b1b85e2cc40.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ = "IInterCept"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID\ = "{1307E689-5CA1-4a15-9583-F2350790290D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CurVer\ = "IEHpr.Invoke.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\TypeLib\ = "{76931754-12F9-456f-8589-223C37554D15}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib\ = "{76931754-12F9-456F-8589-223C37554D15}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\ = "BHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{76931754-12F9-456F-8589-223C37554D15}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ = "IInterCept"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib\ = "{76931754-12F9-456F-8589-223C37554D15}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID\ = "{1307E689-5CA1-4a15-9583-F2350790290D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\ = "BHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\ProgID\ = "IEHpr.Invoke.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1307E689-5CA1-4a15-9583-F2350790290D}\VersionIndependentProgID\ = "IEHpr.Invoke"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E447F880-97B1-4D6E-85BA-1B5659F762E7}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 2268	1580	regsvr32.exe	87
PID 1580 wrote to memory of 2268	1580	regsvr32.exe	87
PID 1580 wrote to memory of 2268	1580	regsvr32.exe	87

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d6a8a303abab2df053171b1b85e2cc40.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d6a8a303abab2df053171b1b85e2cc40.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2268

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

Windows 7 deprecation

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