b88eba51614aaa61dcfbfab6fd7e7a9253a67e9bb6f6c6c830c0935f1998128b

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 18:37

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General

Target

L@unnchsr/VBoxProxyStub-x86.dll
Size

666KB
MD5

6d3c7d2e108cbb7b5389f51ff68bcb9a
SHA1

e47006dbd81b0ad005dfe95339bb54ac59b20f47
SHA256

53ed3512437fbeb4277c24790ce67db048f81b60c3669765541495ef88056b88
SHA512

0b69c294c32beff25e91ccfc5fd3b26ff76e8a92b81b3f69fc0065ae6c8d8a676039303cc5195bff1d71735a1af97f920ed1a9911bcbcd27a7532f7539605fdf
SSDEEP

6144:HzhEDInt1CqI2HVP5CkxQ+1QYCQkdJvdkjiLSRen4QI2QjWsfl4GZrWJ6TPRcoLZ:H1EPCSnkjiLSRHhWsfl4GhW0T+eZ

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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EE206A6E-7FF8-4A84-BD34-0C651E118BB5}\ = "IUSBController"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4376693C-CF37-453B-9289-3B0F521CAF27}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{334DF94A-7556-4CBC-8C04-043096B02D82}\ = "IBandwidthGroupChangedEvent"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EE37AFB5-7002-4786-A5C4-A9C29E1CCE75}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DAAF9016-1F04-4191-AA2F-1FAC9646AE4C}\ProxyStubClsid32\ = "{0BB3B78C-1807-4249-5BA5-EA42D66AF0BF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4FDEBBF0-BE30-49C0-B315-E9749E1BDED1}\NumMethods\ = "43"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{11BE93C7-A862-4DC9-8C89-BF4BA74A886A}\ = "IMediumFormat"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DC83C2C-81A9-4005-9D52-FC45A78BF3F5}\ = "IUSBDevice"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{86A98347-7619-41AA-AECE-B21AC5C1A7E6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BC68370C-8A02-45F3-A07D-A67AA72756AA}\NumMethods\ = "33"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{14C2DB8A-3EE4-11E9-B872-CB9447AAD965}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CAC21692-7997-4595-A731-3A509DB604E5}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1E8D3F27-B45C-48AE-8B36-D35E83D207AA}\ = "IFramebuffer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D78374E9-486E-472F-481B-969746AF2480}\ = "IGuestFileSizeChangedEvent"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{0F7B8A22-C71F-4A36-8E5F-A77D01D76090}\ProxyStubClsid32\ = "{0BB3B78C-1807-4249-5BA5-EA42D66AF0BF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{CADEF0A2-A1A9-4AC2-8E80-C049AF69DAC8}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D88F2A5A-47C7-4A3F-AAE1-1B516817DB41}\ = "IRecordingSettings"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4DA2DEC7-71B2-4817-9A64-4ED12C17388E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8D984A7E-B855-40B8-AB0C-44D3515B4528}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DD6A1080-E1B7-4339-A549-F0878115596E}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{48C7F4C0-C9D6-4742-957C-A6FD52E8C4AE}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97C78FCD-D4FC-485F-8613-5AF88BFCFCDC}\NumMethods\ = "13"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9622225A-5409-414B-BD16-77DF7BA3451E}\ = "ISharedFolder"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5045C372-2E8F-4D9E-AD9D-121AB1661146}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{726EACA9-091E-41B4-BCA6-355EFE864107}\ProxyStubClsid32\ = "{0BB3B78C-1807-4249-5BA5-EA42D66AF0BF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ABEF51AE-1493-49F4-AA03-EFAF106BF086}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{70E2E0C3-332C-4D72-B822-2DB16E2CB31B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6BB335CC-1C58-440C-BB7B-3A1397284C7B}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{FB220201-2FD3-47E2-A5DC-2C2431D833CC}\ = "IVFSExplorer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E253EE8-477A-2497-6759-88B8292A5AF0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{97C78FCD-D4FC-485F-8613-5AF88BFCFCDC}\ = "IVBoxSVCAvailabilityChangedEvent"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A0A7F210-B857-4468-BE26-C29F36A84345}\NumMethods\ = "39"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6A5E65BA-EEB9-11EA-AE38-73242BC0F172}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{39B4E759-1EC0-4C0F-857F-FBE2A737A256}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D7B98D2B-30E8-447E-99CB-E31BECAE6AE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3890B2C8-604D-11E9-92D3-53CB473DB9FB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F01E8B48-F44D-42CC-8A83-512F6A8552F1}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D0D93830-70A2-487E-895E-D3FC9679F7B3}\ = "IGuestFileRegisteredEvent"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b1a7a4f2-47b9-4a1e-82b2-07ccd5323c3f}\AppID = "{819B4D85-9CEE-493C-B6FC-64FFE759B3C9}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4F529A14-ACE3-407C-9C49-066E8E8027F0}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B31C4052-7BDC-11E9-8BC2-8FFDB8B19219}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E28E227A-F231-11EA-9641-9B500C6D5365}\ = "ICloudProviderRegisteredEvent"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C1844087-EC6B-488D-AFBB-C90F6452A04B}\NumMethods\ = "51"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2A88033D-82DB-4AC2-97B5-E786C839420E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{243829CB-15B7-42A4-8664-7AA4E34993DA}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualBox.Session\ = "Session Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31587F93-2D12-4D7C-BA6D-CE51D0D5B265}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2514881B-23D0-430A-A7FF-7ED7F05534BC}\ = "INATNetworkPortForwardEvent"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9E106366-4521-44CC-DF95-186E4D057C83}\ = "IVBoxSVCRegistration"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08889892-1EC6-4883-801D-77F56CFD0103}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{50CE4B51-0FF7-46B7-A138-3C6E5AC946B4}\ = "IGuestDnDTarget"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{726EACA9-091E-41B4-BCA6-355EFE864107}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DCF47A1D-ED70-4DB8-9A4B-2646BD166905}\ = "INetworkAdapter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{392F1DE4-80E1-4A8A-93A1-67C5F92A838A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3890B2C8-604D-11E9-92D3-53CB473DB9FB}\ProxyStubClsid32\ = "{0BB3B78C-1807-4249-5BA5-EA42D66AF0BF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D05C91E2-3E8A-11E9-8082-DB8AE479EF87}\NumMethods\ = "18"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VirtualBox.VirtualBox.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DFE56449-6989-4002-80CF-3607F377D40C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{883DD18B-0721-4CDE-867C-1A82ABAF914C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{243829CB-15B7-42A4-8664-7AA4E34993DA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31587F93-2D12-4D7C-BA6D-CE51D0D5B265}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{11BE93C7-A862-4DC9-8C89-BF4BA74A886A}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C19073DD-CC7B-431B-98B2-951FDA8EAB89}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D23A9CA3-42DA-C94B-8AEC-21968E08355D}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 1932	4408	regsvr32.exe	84
PID 4408 wrote to memory of 1932	4408	regsvr32.exe	84
PID 4408 wrote to memory of 1932	4408	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\L@unnchsr\VBoxProxyStub-x86.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\L@unnchsr\VBoxProxyStub-x86.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1932

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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