b46e3424ce677b1acb26d96489586e8bc3456b9971ba7d45f5d81362fe753614

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-06-2024 01:14

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General

Target

17a243841ef12d7610970e59543cf7f1.dll
Size

368KB
MD5

17a243841ef12d7610970e59543cf7f1
SHA1

5b0416c922a1e8720445fff99815d83d33f5c91f
SHA256

b46e3424ce677b1acb26d96489586e8bc3456b9971ba7d45f5d81362fe753614
SHA512

4c91cb7fe256f8ac4b08a38434e704fa0dc092af285f423fcf542483e52b9e422eb33383c0fa1ab9d43ededc34834494d78721e0d8204532e884ed5d106edbbb
SSDEEP

6144:FfD182W0HOtISfZJDBPWtzGQfEOakSEQGISqfEaakSEQjXyrP:FfR8WIfZJDBPWtzGQY

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

Processes:

regsvr32.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19} regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}	regsvr32.exe

Modifies registry class 50 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ = "_IapnaEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ = "Iapna"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\VersionIndependentProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ = "Iapna"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17a243841ef12d7610970e59543cf7f1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\ = "apna TL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\ = "_IapnaEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\17a243841ef12d7610970e59543cf7f1.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\ = "QXK Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D1A21557-4008-4B1B-A645-D5319A5E77DE}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F9556C44-208A-4157-B8B6-47545AC727A9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2AE4B1F4-14BE-451B-9FDD-E1CB96632E19}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4ACA85BE-82C5-4084-9DF3-1E9917724B5C}\TypeLib\ = "{D1A21557-4008-4B1B-A645-D5319A5E77DE}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe
PID 2820 wrote to memory of 1260	2820	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\17a243841ef12d7610970e59543cf7f1.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2820

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\17a243841ef12d7610970e59543cf7f1.dll
2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1260

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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