85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
24/04/2024, 18:14

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General

Target

85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll
Size

315KB
MD5

3c3dc2034f0a803fddabd9f46b7d2f90
SHA1

25a67b7881d5c530f7beec5b19b186f86c00986d
SHA256

85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2
SHA512

b9208a483487a48313c8ab46a6b7abf66c2c3c21d3abc7e03c2b5cd199d36cbd6d3e946301369d46218a4facab78e5aee74cfac60f11a5ab7bb19596538e16d6
SSDEEP

6144:/hux2sLQKgfrxhtAMmuv8mbuIvACpbNL9qdGzdD0Cu23kY7XIneZkwAWqWWRc5t5:/5xhtAMmuv8mbuqACRNLiGxLuMx7XInW

Score

4^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 9 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\ProgID\ = "Atasuicom.AsApp.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6C536655-7F6D-4137-A52B-F0A5B7D258A7}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\ = "PSFactoryBuffer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\ProxyStubClsid32\ = "{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot\CLSID\ = "{BD62E99B-27E9-4809-AE95-6A288341B55A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}\ = "IASAppList"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot.1\CLSID\ = "{BD62E99B-27E9-4809-AE95-6A288341B55A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}\NumMethods\ = "33"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot.1\ = "AsAnnot Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6C536655-7F6D-4137-A52B-F0A5B7D258A7}\NumMethods\ = "7"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}\ProxyStubClsid32\ = "{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp.1\ = "AsApp Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\TypeLib\ = "{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\ = "AsAnnot Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\VersionIndependentProgID\ = "Atasuicom.AsAnnot"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6C536655-7F6D-4137-A52B-F0A5B7D258A7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsAnnot\CurVer\ = "Atasuicom.AsAnnot.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BD62E99B-27E9-4809-AE95-6A288341B55A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp\CLSID\ = "{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp\CurVer\ = "Atasuicom.AsApp.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\ = "_IAsUIComEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8FB8B48C-3613-48BC-A415-D73B6689A7C0}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp\ = "AsApp Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6C536655-7F6D-4137-A52B-F0A5B7D258A7}\ProxyStubClsid32\ = "{ED94CF49-1A2A-48A3-9A05-EB5D39AFAA6B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6C536655-7F6D-4137-A52B-F0A5B7D258A7}\ = "IASLaunchApp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CD7672F7-C0B4-4090-A2F8-234C0062F42C}\NumMethods\ = "5"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Atasuicom.AsApp.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{7F84AF74-4D6E-4EF3-A5E5-AE33C46B75B2}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}\AppID = "{8B1BBBB6-A94A-4A95-ABFD-6039B7F916E1}"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\85b26c249b4d224200d2426f87f91f71b361cbff1eb7dd31592b0ad583656ed2.dll
1⤵
- Registers COM server for autorun
- Modifies registry class
PID:412

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
1⤵
PID:3620

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

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads