c13336cc683105a73966a0025a22464f60406765207b99e8b8c480e3296f3fc6

Analysis

max time kernel
136s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2024, 12:13

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General

Target
db9900a4f916710f7294dddc8fb5a5e0.dll
Size 212KB
Sample240321-pd8dtabc27
SHA256 c13336cc683105a73966a0025a22464f60406765207b99e8b8c480e3296f3fc6
MD5 db9900a4f916710f7294dddc8fb5a5e0
SHA1 01cc004e0544dbb0628f42a504cb56892d7e0d9e
SHA512 56729d229b6f3992867bbdde074aa6f1bf552e9afe700a1fd0326008a81fb606be14d36eb16a9728d268c47bd24b333f92803339082875316c9ae01f23a21828
SSDEEP 3072:H79SsgRitYYCAEJ0CYRuA7GMNr3hCHhsddPsXFJkpf5pRrihcFTA/tpjYv3:b9SsgR7Ai0CiuAhpgH67pl5ELjo
MD5 SHA1 SHA512 SSDEEP

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\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\VersionIndependentProgID\ = "QXK.Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\db9900a4f916710f7294dddc8fb5a5e0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib\ = "{6BAB03E2-13EC-4935-A12D-2A88A6846E99}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib\ = "{6BAB03E2-13EC-4935-A12D-2A88A6846E99}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\ = "avrd TL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ = "Iavrd"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\db9900a4f916710f7294dddc8fb5a5e0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\ = "QXK Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6BAB03E2-13EC-4935-A12D-2A88A6846E99}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ = "_IavrdEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib\ = "{6BAB03E2-13EC-4935-A12D-2A88A6846E99}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\ProgID\ = "QXK.Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\ = "Iavrd"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\TypeLib\ = "{6BAB03E2-13EC-4935-A12D-2A88A6846E99}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib\ = "{6BAB03E2-13EC-4935-A12D-2A88A6846E99}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B597EB8A-D30F-46B9-AEBF-4479895BF860}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0683B6A6-0FF9-4C6C-9240-B71CA010D48F}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B7C2FCD-FB18-441E-A98B-301CF10D3001}\ = "_IavrdEvents"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 260	3144	regsvr32.exe	94
PID 3144 wrote to memory of 260	3144	regsvr32.exe	94
PID 3144 wrote to memory of 260	3144	regsvr32.exe	94

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\db9900a4f916710f7294dddc8fb5a5e0.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\db9900a4f916710f7294dddc8fb5a5e0.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:260

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=3644 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
1⤵
PID:4784

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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