8ef840fa379b5ce9b0cf5c3253bae1aa0ea13d1355443bcd9a8a7019b01945f1

Analysis

max time kernel
139s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 00:55

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General

Target

ChatRoomUI.dll
Size

33KB
MD5

3f6959ebca264132ba2b5171839fadc4
SHA1

c59fa261201fd31ba4bc582c73cbe0393c538a7c
SHA256

8d743f83e5a555c1cfce89f9c8dc7a8aaefe417e54fa80745760160b5d76ba3f
SHA512

c1017d82f19a766ca7728614f45bde2b902b23a2fc182498b58bca269de0ed9f33ae4397e3c26c4c2b0d165ae0d4a18ba6d99edd8d87dde2b6e74a4ac36c3e13
SSDEEP

384:MZnSwf9bvz2inOdOVM/IFcQppehFcQsQBTYX1Wfdu5xp3aiAJOLLvYiDsm4bbIHk:MPv1OhQFBehFKQgGdu5xHL7sVgHQZ

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\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Kele55.ChatRoomOcx.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Kele55.ChatRoomOcx.1\ = "ChatRoomOcx Control"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\ProgID\ = "Kele55.ChatRoomOcx.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CHATRO~1.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\ = "_DChatRoomOcxEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\MiscStatus\1\ = "197009"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CHATRO~1.DLL, 1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{25E1236F-2C87-4C63-AC75-290DB2E94448}\ = "ChatRoomOcx Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\MiscStatus	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{25E1236F-2C87-4C63-AC75-290DB2E94448}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\TypeLib	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\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\ = "ChatRoomOcx Control"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Version\ = "3.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\ = "_DChatRoomOcx"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\TypeLib\ = "{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{25E1236F-2C87-4C63-AC75-290DB2E94448}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CHATRO~1.DLL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Kele55.ChatRoomOcx.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ChatRoomUI.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Control\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\ = "ChatRoomOcx ActiveX ¿Ø¼þÄ£¿é"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\TypeLib\ = "{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}\1.0\FLAGS\ = "2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\TypeLib\ = "{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{25E1236F-2C87-4C63-AC75-290DB2E94448}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Kele55.ChatRoomOcx.1\CLSID\ = "{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\Control	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\TypeLib\ = "{74CE87F2-8D6C-43E7-880A-0FECDB716C8B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DECF57E2-63D5-4A3B-8973-1E9153BA11A9}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C104B2ED-79DB-445D-B13C-65A8BDE47DF9}\ = "_DChatRoomOcx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BE1E6174-2BB5-48C7-9413-B7D307A45A87}\ProxyStubClsid32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 4316	3892	regsvr32.exe	85
PID 3892 wrote to memory of 4316	3892	regsvr32.exe	85
PID 3892 wrote to memory of 4316	3892	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ChatRoomUI.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ChatRoomUI.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4316

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

Replay Monitor

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Downloads

memory/4316-0-0x00000000029B0000-0x0000000002AB2000-memory.dmp

Filesize
1.0MB

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