326e305450460193c310245b7677c903586780f49a5107f14ad39837cde84832

Analysis

max time kernel
131s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2024, 15:02

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

ieh32.dll
Size

112KB
MD5

bed2b95a92b21cbe62b0336a49562329
SHA1

11c6683c87a7777260e99c8fdd4e5a6a24cbd683
SHA256

44362eeb5f323c89d0b56b50c30407725997040bce0df58e4b280384265ff5a7
SHA512

930bd2601ea8ab2b98340a54ee9f35201209f09dc0c729feea2b9b068db7859f91e8cfd720b79610615200a32f289307ce3ad1b7ae35c9e7203b81f24f168804
SSDEEP

1536:BKClvOsUPlacLkuVXBeyjUq8TEgEO7EktCxTFnGkx+NmlJhtM8kF:BKPsXCZktaGGlJhtMh

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E79E46C1-4143-423C-84FD-C402C229CDFF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E79E46C1-4143-423C-84FD-C402C229CDFF}\ = "IEHelper"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E79E46C1-4143-423C-84FD-C402C229CDFF}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\ = "IEHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper.1\CLSID\ = "{E79E46C1-4143-423C-84FD-C402C229CDFF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib\ = "{DBC195A0-E4D8-41BF-8003-25E28BD981A5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper\CLSID\ = "{E79E46C1-4143-423C-84FD-C402C229CDFF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib\ = "{DBC195A0-E4D8-41BF-8003-25E28BD981A5}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\ProgID\ = "BhoPlugin.IEHelper.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ = "IEyeOnIE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\VersionIndependentProgID\ = "BhoPlugin.EyeOnIE"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ = "IEyeOnIE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper.1\ = "IEHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\ = "BhoPlugin 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ieh32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper\ = "IEHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper\CurVer\ = "BhoPlugin.IEHelper.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ieh32.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\TypeLib\ = "{DBC195A0-E4D8-41BF-8003-25E28BD981A5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBC195A0-E4D8-41BF-8003-25E28BD981A5}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C46FFB5B-0F1C-4307-9900-A66F8C47D477}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BhoPlugin.IEHelper.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E79E46C1-4143-423C-84FD-C402C229CDFF}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 2428	4600	regsvr32.exe	83
PID 4600 wrote to memory of 2428	4600	regsvr32.exe	83
PID 4600 wrote to memory of 2428	4600	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ieh32.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ieh32.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2428

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

Replay Monitor

Loading Replay Monitor...

Downloads