dbf107ccc9e9f14c0d420fad3d5e8f90e2b0b80ab25a2695282f6209653c4ab8

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 10:42

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General

Target

OhOhPopup.dll
Size

244KB
MD5

5e01f98830d42f4923a5564951f3d307
SHA1

cd56776f3cdd6c9d7e99bb157e2fce341e786286
SHA256

ae0f38e0bd20606fc9b1c2a1703cf85e2421d1c07c4c618bb6618f609dfc876b
SHA512

4bb433ec8744026dcb23a57ce90e6d85cb7a418dea9fb28bca33821dd3e2ac4e7488c97b79dd3ee2dd2a2b14da647ddb819eae88bdf98ff5cb0651976e14d1fc
SSDEEP

1536:jrzI8mb0NKrlplWZXyjFx+Ttfx9reKFk7dGKmlnABR4f+p:vE8mb0NKJpl6X+6xeukBGKmlnABRm+

Score

6^/10

adware discovery 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\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\ = "OhOhPopupBHO Class"	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ = "IOhOhPopupBHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\ = "OhOhPopupBHO Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\TypeLib\ = "{D7241500-B1C0-4981-AFC0-E913AA8B5545}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\ = "OhOhPopup 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO\CurVer\ = "OhOhPopup.OhOhPopupBHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OhOhPopup.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO.1\ = "OhOhPopupBHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO\CLSID\ = "{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\ProgID\ = "OhOhPopup.OhOhPopupBHO.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\OhOhPopup.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib\ = "{D7241500-B1C0-4981-AFC0-E913AA8B5545}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO\ = "OhOhPopupBHO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\VersionIndependentProgID\ = "OhOhPopup.OhOhPopupBHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\OhOhPopup.OhOhPopupBHO.1\CLSID\ = "{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7241500-B1C0-4981-AFC0-E913AA8B5545}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\TypeLib\ = "{D7241500-B1C0-4981-AFC0-E913AA8B5545}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D276DDCD-E489-4EDE-9EB1-AE19FCEC4469}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B150CC9-4037-4FE5-92A9-A3DD9CAC3087}\ = "IOhOhPopupBHO"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29
PID 2348 wrote to memory of 2604	2348	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\OhOhPopup.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\OhOhPopup.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2604

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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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