bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1

Analysis

max time kernel
148s
max time network
113s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/08/2026, 09:26

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll
Size 2.4MB
Sample260807-lepfjsbk4v
SHA256 bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1
MD5 b40219ad7655e2165c29be5f3841acdb
SHA1 39bad23fc0e9e4de739f459060f786931081bd72
SHA512 4c019d9a32cb39c8ba0b57afbc50cf5711851e18e69ebfac134872c66c33cdfa816b68d2a470eb99acf871dd8e8294c1eb4b192fc3d8095fde6520233a818256
SSDEEP 49152:Hr3TPE10j7zpC/39DfI3sCFCx+WOrXVeeHftudm1rw/fqtTZM0fAyOqQwXEl:Hry0j7zpCPtI8sKOrXVvHfAm1gqtT60g
TLSH
T10EC5333626E47029F0F98B3394B110611923B9B15BECCE9BD519BD0DBD60EE34E96B34
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	regsvr32.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	regsvr32.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2246396966-3025826688-3847171515-1000\Software\Wine	regsvr32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
900	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 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{41B879D2-4714-4923-A34D-6A6B633C877D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED76FA85-70DB-4CB0-8E84-7AD050542DEB}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3A6F5A5-401D-4887-9D18-52BBD7F696ED}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A1F49859-825F-47F0-BD8D-26C60DB74079}\ = "Neo:6 Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1AA0775-1551-4A09-A3CF-E45D3E75D2A4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8563B3CF-9C9D-4651-BA71-D45EAB36579F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDC8E180-8E6F-40B9-B916-5B2B11ED8CE7}\ = "CyberLink Audio DSP Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A1F49859-825F-47F0-BD8D-26C60DB74079}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1AA0775-1551-4A09-A3CF-E45D3E75D2A4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED76FA85-70DB-4CB0-8E84-7AD050542DEB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{396C1D36-F656-4F9D-867D-47CC2697CC36}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A1F49859-825F-47F0-BD8D-26C60DB74079}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8CC159F7-84A5-414E-993E-9EB9E62923F7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8CC159F7-84A5-414E-993E-9EB9E62923F7}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1A03D515-AACF-42A1-910E-2012C3F4C888}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{41B879D2-4714-4923-A34D-6A6B633C877D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB44FFC8-28D4-4B9F-A602-44F622BBD642}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{818943BA-3E89-4CDD-88A5-EF13D2045FCD}\ = "CyberLink Audio Pitch Shifting Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2049B159-3C64-4102-A6CD-D96896AD04FF}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1AA0775-1551-4A09-A3CF-E45D3E75D2A4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB44FFC8-28D4-4B9F-A602-44F622BBD642}\ = "CyberLink Audio TSXT Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8563B3CF-9C9D-4651-BA71-D45EAB36579F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8563B3CF-9C9D-4651-BA71-D45EAB36579F}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\Capabilities	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{396C1D36-F656-4F9D-867D-47CC2697CC36}\ = "CLMEI Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5921B4F5-D860-4E53-B54D-00FEA9816896}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1A03D515-AACF-42A1-910E-2012C3F4C888}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB44FFC8-28D4-4B9F-A602-44F622BBD642}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5921B4F5-D860-4E53-B54D-00FEA9816896}\ = "CyberLink Audio CL Virtual Speaker Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{818943BA-3E89-4CDD-88A5-EF13D2045FCD}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\CLSID = "{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5585E3F9-EA7F-4BA8-9E8B-622353B598B2}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5585E3F9-EA7F-4BA8-9E8B-622353B598B2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1AA0775-1551-4A09-A3CF-E45D3E75D2A4}\ = "CyberLink Audio PL2 Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0050E3A1-C34E-4601-8A27-9C60A59A3A06}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\FriendlyName = "CyberLink Audio Decoder (PDVD Generic)"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\Capabilities\{3C790028-C0CE-4256-B1A2-1B0FC8B1DCDC} = 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	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5585E3F9-EA7F-4BA8-9E8B-622353B598B2}\ = "CyberLink Audio Dolby Virtual Speaker Property Page"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2049B159-3C64-4102-A6CD-D96896AD04FF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0050E3A1-C34E-4601-8A27-9C60A59A3A06}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3A6F5A5-401D-4887-9D18-52BBD7F696ED}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8CC159F7-84A5-414E-993E-9EB9E62923F7}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7D2C6CAE-E3BF-4741-8A0D-2304CA0F6BAD}\ = "CyberLink Audio Decoder (PDVD Generic)"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5585E3F9-EA7F-4BA8-9E8B-622353B598B2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0050E3A1-C34E-4601-8A27-9C60A59A3A06}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{396C1D36-F656-4F9D-867D-47CC2697CC36}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8CC159F7-84A5-414E-993E-9EB9E62923F7}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8563B3CF-9C9D-4651-BA71-D45EAB36579F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{41B879D2-4714-4923-A34D-6A6B633C877D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ED76FA85-70DB-4CB0-8E84-7AD050542DEB}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{396C1D36-F656-4F9D-867D-47CC2697CC36}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3A6F5A5-401D-4887-9D18-52BBD7F696ED}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5921B4F5-D860-4E53-B54D-00FEA9816896}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{818943BA-3E89-4CDD-88A5-EF13D2045FCD}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A1F49859-825F-47F0-BD8D-26C60DB74079}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{41B879D2-4714-4923-A34D-6A6B633C877D}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1AA0775-1551-4A09-A3CF-E45D3E75D2A4}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB44FFC8-28D4-4B9F-A602-44F622BBD642}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D3A6F5A5-401D-4887-9D18-52BBD7F696ED}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EDC8E180-8E6F-40B9-B916-5B2B11ED8CE7}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
900	regsvr32.exe
900	regsvr32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5840 wrote to memory of 900	5840	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5840
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\bb7af9b37529e8f734037ce60e7a34fdad0f1ffac5a86a5ab3b2c46941fb52a1.dll
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:900

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/900-0-0x0000000074ED0000-0x0000000075524000-memory.dmp

Download

memory/900-1-0x0000000074ED0000-0x0000000075524000-memory.dmp

Download

memory/900-2-0x0000000074ED0000-0x0000000075524000-memory.dmp

Download

memory/900-5-0x0000000000D50000-0x0000000000D51000-memory.dmp

Download

memory/900-4-0x0000000000D40000-0x0000000000D41000-memory.dmp

Download

memory/900-3-0x0000000002960000-0x0000000002961000-memory.dmp

Download

memory/900-6-0x0000000074C9D000-0x0000000074C9E000-memory.dmp

Download