d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355

Analysis

max time kernel
151s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2022 13:20

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General

Target

d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355.dll
Size

64KB
MD5

873bc04892d158e7ae5f0c79911a2727
SHA1

1485eb55e5178eff1deec8d54da984671691158e
SHA256

d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355
SHA512

6cf174859d2122a437d3f3d383dd41042d56c4f4f972948f4adce11fbb447b1c1cdce82c3ab4f34c50417ace1913c16eba857c700af2a3f8ec352eacba37d7e8
SSDEEP

768:zWrOeDCWrZxIFmNm6weTrbyt8HuJoCvRwA7AP0v8Xm5/WpyjMA/+dWH:yrOe+U7baB7M002Mgjd/+EH

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\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID	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\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\D4F35E~1.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\ = "Flash ocx 2.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib\ = "{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ = "IInvoke"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib\ = "{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID\ = "{CD2006C9-FF48-4056-A68F-C5A009ABA72E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\ = "Invoke Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\ProgID\ = "IEHpr.Invoke.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\ = "Invoke Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\VersionIndependentProgID\ = "IEHpr.Invoke"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ = "IInvoke"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\CLSID\ = "{CD2006C9-FF48-4056-A68F-C5A009ABA72E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\TypeLib\ = "{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke.1\ = "Invoke Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHpr.Invoke	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD2006C9-FF48-4056-A68F-C5A009ABA72E}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AF30EFF4-EF78-4413-962F-32ECA27AEAAE}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB9521E0-0322-4C36-B604-4302B71B705F}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 5028	5112	regsvr32.exe	82
PID 5112 wrote to memory of 5028	5112	regsvr32.exe	82
PID 5112 wrote to memory of 5028	5112	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d4f35e092a3e6b41eb8f54bb85c137364a90802a5383af7f9d9ff44afb813355.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:5028

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

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Downloads

memory/5028-132-0x0000000000000000-mapping.dmp

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