9214bd8f837a5d2d6b8a3d90e422950a115b6b78e0bf1d9b1aad96a2e4afc729

Analysis

max time kernel
143s
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
15/03/2024, 16:13

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General

Target

cbda21f9bd467e0dc408afb4f3c0311f.dll
Size

336KB
MD5

cbda21f9bd467e0dc408afb4f3c0311f
SHA1

aaa9b66a08d3727d2ad72b9b22c3503bcba09f97
SHA256

9214bd8f837a5d2d6b8a3d90e422950a115b6b78e0bf1d9b1aad96a2e4afc729
SHA512

d58b4c8641887bd1ae6dcc18338e3683cecff0875e08c841431e003c751993b8005c6305bfe47b01cf1fdfe4ccc148bb05eca7524d20a6a7258b81297e2ccec8
SSDEEP

3072:X4PNIo6EG5k62x4nNu+3W1ImBPFVVugooTKTRIslrJr9X2JDo3YD8YbetGsXE2PQ:IPz9IqPFVVZTKTmgJr0naU20sX1kH

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8074EF29-525B-49EB-8ED7-EED4898FECAB}	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cbda21f9bd467e0dc408afb4f3c0311f.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib\ = "{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\ = "QXK Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ = "_IaxdfEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ = "_IaxdfEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib\ = "{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\ProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib\ = "{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\TypeLib\ = "{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\ = "axdf TL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\VersionIndependentProgID\ = "QXK.Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\HELPDIR\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ = "Iaxdf"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\TypeLib\ = "{9DEF92B2-8A42-408D-8A02-D28B6DBA1131}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\ = "Iaxdf"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8074EF29-525B-49EB-8ED7-EED4898FECAB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cbda21f9bd467e0dc408afb4f3c0311f.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F6EA59EB-78C6-4630-B2C7-8F0E008A2A62}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{359362F2-A041-4CF2-8429-D41D41357CAA}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 4380	4576	regsvr32.exe	98
PID 4576 wrote to memory of 4380	4576	regsvr32.exe	98
PID 4576 wrote to memory of 4380	4576	regsvr32.exe	98

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cbda21f9bd467e0dc408afb4f3c0311f.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\cbda21f9bd467e0dc408afb4f3c0311f.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4380

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=3208 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
1⤵
PID:3880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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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