c01c0bce2f0088ebdd2f006b207ab1a2e033c455c59fc21b4e8bffcd2fd20077

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
08/09/2024, 02:15

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General

Target

UUPlayer.dll
Size

37KB
MD5

c54f2fd55cac31d4613db16f3e7bca76
SHA1

c7424664be21e45e9590b3b9eee379002948e2f0
SHA256

eee1af7465f90007cfc5204e9690ab863dd6661bdb6d9f92c63c0ce4567cff8d
SHA512

865d5bd8bf56e182e78715e3cb5823337156feb2d62069bb92cd6b96f5f1c2f253d8567925216d41c0d1a645fec24e1c97e8a39fa22d876c963e5b3df1c466ea
SSDEEP

384:MWCpQQzr6wbkubluwXqYublFP9iUf1GJOQyYJLW4D6bKa:MTQQaUHqr7ligvqLUbf

Score

3^/10

discovery

Malware Config

Signatures

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 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\TypeLib\ = "{41E77C38-9383-404C-BC49-EDF2AEA4E163}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UUPlayer.dll, 1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\TypeLib\ = "{41E77C38-9383-404C-BC49-EDF2AEA4E163}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{28966B43-B5D0-4694-9E79-F5B4099F02D4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UUPlayer.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\UUPLAYEROCX.UUPlayerOCXCtrl.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UUPlayer.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Control\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{28966B43-B5D0-4694-9E79-F5B4099F02D4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\UUPLAYEROCX.UUPlayerOCXCtrl.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Version\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\FLAGS\ = "2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\ = "_DUUPlayerOCXEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{28966B43-B5D0-4694-9E79-F5B4099F02D4}\ = "UUPlayerOCX Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\ = "UUPlayerOCX ActiveX Control module"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\ = "_DUUPlayerOCX"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\UUPLAYEROCX.UUPlayerOCXCtrl.1\CLSID\ = "{77910CD3-5447-4CCB-92DE-35BA8198BE81}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\Control	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}\TypeLib\ = "{41E77C38-9383-404C-BC49-EDF2AEA4E163}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9587E96-9349-4F58-A7D5-77E53811BDFD}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\ = "UUPlayerOCX Control"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\ToolboxBitmap32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\MiscStatus	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{28966B43-B5D0-4694-9E79-F5B4099F02D4}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\UUPLAYEROCX.UUPlayerOCXCtrl.1\ = "UUPlayerOCX Control"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\ProgID\ = "UUPLAYEROCX.UUPlayerOCXCtrl.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E9475D64-4461-4A22-BD58-132AF1D7D565}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{77910CD3-5447-4CCB-92DE-35BA8198BE81}\MiscStatus\1\ = "132497"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41E77C38-9383-404C-BC49-EDF2AEA4E163}\1.0\0	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2976	1672	regsvr32.exe	83
PID 1672 wrote to memory of 2976	1672	regsvr32.exe	83
PID 1672 wrote to memory of 2976	1672	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\UUPlayer.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\UUPlayer.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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