5c42ee9854d6566d3138fe23cb9c973e74444baecb10fcfd80e772e6dc1c47f0

Analysis

max time kernel
94s
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
21-09-2024 11:07

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General

Target

i386/SSCbFsMntNtf3.dll
Size

139KB
MD5

6b33da35476adc89c7846d02ba738d37
SHA1

d1f0865df78197c8d3724eeb3a4495ebd5e8dda3
SHA256

5b44755cc71a5d04999a01ad2651b5540eaf75466bcbf5e5cc2e3466777365e6
SHA512

9494c61a70f7a1f012df4d686d170e19d4178d48f80a8b1daa709f87557fd5295a29c34ec4bcd85d42ad1c9f21c5e836e4405cc3e4401ba55721d73f24985b20
SSDEEP

3072:yrB5lQJ3AS1OPpCyIwm1TAwW4cn/SzgLTmFs:yrB5l2v14C9wm1r9gLms

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\EldosMountNotificator = "{C28617FD-4FE7-4043-AD51-C8132CE90106}"	regsvr32.exe

Modifies Shared Task Scheduler registry keys 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\SharedTaskScheduler	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\SharedTaskScheduler\{C28617FD-4FE7-4043-AD51-C8132CE90106} = "Virtual Storage Mount Notification"	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 62 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\ = "Virtual Storage Mount Notification"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\AppID = "{A0CEE1D2-71DC-49CD-AF11-087292B8303A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon.1\CLSID\ = "{69925D1B-6A0F-4413-861A-81AB98039DB9}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib\Version = "2.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A0CEE1D2-71DC-49CD-AF11-087292B8303A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\AppID = "{A0CEE1D2-71DC-49CD-AF11-087292B8303A}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib\Version = "2.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ = "IVSMntNtfOverlayIcon"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ = "IVSMntNtfOverlayIcon"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\ProgID\ = "SSVSMntNtf.SSVSMntNtfOverlayIcon.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\VersionIndependentProgID\ = "SSVSMntNtf.SSVSMntNtfOverlayIcon"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib\ = "{239FDE2C-A916-45FB-91FA-78C905F3CE56}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon\CLSID\ = "{69925D1B-6A0F-4413-861A-81AB98039DB9}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\VersionIndependentProgID\ = "SSVSMntNtf.MountShlExt"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\i386\\SSCbFsMntNtf3.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\i386\\SSCbFsMntNtf3.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\TypeLib\ = "{239FDE2C-A916-45FB-91FA-78C905F3CE56}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon.1\ = "SSVSMntNtfOverlayIcon Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\TypeLib\ = "{2A2336CC-D779-4C37-9F96-6A2E795C607E}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SSCbFsMntNtf3.dll\AppID = "{A0CEE1D2-71DC-49CD-AF11-087292B8303A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SSCbFsMntNtf3.dll	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\i386"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A0CEE1D2-71DC-49CD-AF11-087292B8303A}\ = "SSVSMntNtf"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon\CurVer\ = "SSVSMntNtf.SSVSMntNtfOverlayIcon.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\ = "SSVSMntNtfOverlayIcon Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\TypeLib\ = "{C11574EB-F135-40F4-B341-9B29412BA733}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\ = "VSMntNtf 2.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{239FDE2C-A916-45FB-91FA-78C905F3CE56}\2.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SSVSMntNtf.SSVSMntNtfOverlayIcon\ = "SSVSMntNtfOverlayIcon Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{69925D1B-6A0F-4413-861A-81AB98039DB9}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{831396BE-C006-4246-A2A0-10550334A7CE}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C28617FD-4FE7-4043-AD51-C8132CE90106}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\i386\\SSCbFsMntNtf3.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 5048	1616	regsvr32.exe	82
PID 1616 wrote to memory of 5048	1616	regsvr32.exe	82
PID 1616 wrote to memory of 5048	1616	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\i386\SSCbFsMntNtf3.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\i386\SSCbFsMntNtf3.dll
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies Shared Task Scheduler registry keys
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:5048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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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