7dbbe22946c2437845591d5bcbddcc550a8bb16c8dba01e13e34cd52f3fc7c36

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 09:40

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General

Target

$PROGRAMFILES/Minibar/Froggy.dll
Size

121KB
MD5

dc54d75a1158c97495da0ef04582031b
SHA1

7c5e311c2d595e026dae31db892bf7b28caeab2d
SHA256

a2628956fd4c9f1cb3ab4154841f882cc734b9c8cb04c06edc9532beae9556af
SHA512

a2fb3dad8fcc593da0cb34ed4cfac14dc37cbd888f08596969c4d2d6f8a0dd44b18146977bf0c1b98b9014ba955822b3d4ba666a646834268baf496f2d3fa8b3
SSDEEP

3072:t4DtLxFjQ6mjO1E6oaMRn51YgT1j4u2oiD55rOC:0tLxO6IOia85pj4us

Score

6^/10

adware discovery 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\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\ = "MrFroggy"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\NoExplorer = "1"	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 Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\URLSearchHooks\{539F76FD-084E-4858-86D5-62F02F54AE86}	regsvr32.exe

Modifies registry class 58 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAMFILES\\Minibar\\Froggy.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\ = "MrFroggy Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAMFILES\\Minibar"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ = "IFroggyBoss"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAMFILES\\Minibar\\Froggy.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ = "IMrFroggy"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ = "IFroggyBoss"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\ = "FroggyBoss Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAMFILES\\Minibar\\Froggy.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{856E12B5-22D7-4E22-9ACA-EA9A008DD65B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{539F76FD-084E-4858-86D5-62F02F54AE86}\Version\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}\1.0\ = "FroggyLib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib\ = "{4F9AD2F2-3A64-470E-93F7-A03423E52ACA}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6A61AAE-D30B-4E7A-A3D8-8A34E5BA3414}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8A41F062-A222-4322-A8C4-26218BE869B9}\ = "IMrFroggy"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 5048	4004	regsvr32.exe	84
PID 4004 wrote to memory of 5048	4004	regsvr32.exe	84
PID 4004 wrote to memory of 5048	4004	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Minibar\Froggy.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Minibar\Froggy.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:5048

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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