7249e89ab590b2776bcf9677343871bb2334bcf528542903b694211fe0aad511

Analysis

max time kernel
139s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 12:15

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General

Target

58e4f35a8d63854ade64d7bc5c3d8a7b.dll
Size

344KB
MD5

58e4f35a8d63854ade64d7bc5c3d8a7b
SHA1

5630fe5246e235f71ae052923e669a0593de42d3
SHA256

7249e89ab590b2776bcf9677343871bb2334bcf528542903b694211fe0aad511
SHA512

4251f27980c85f8eddf5f5ecc41938799d1b4c45052341793af3aa3502651841bf34b8e5601007ec50425749efc8bb0d282e2dd8651e23474ba1f120b1066c2f
SSDEEP

6144:5HuFTCIPfN+HHqTRvJB9dR9Y3kuB8miv2TNM:5HwfN+Avz9dQ3FBQ26

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\{F96A5715-5022-4982-83E4-D051EC7DDC71}	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ = "_IamdkEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib\ = "{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\TypeLib\ = "{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\ = "amdk TL"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ = "Iamdk"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib\ = "{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\58e4f35a8d63854ade64d7bc5c3d8a7b.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ = "_IamdkEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\ = "QXK Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\VersionIndependentProgID\ = "QXK.Olive"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\58e4f35a8d63854ade64d7bc5c3d8a7b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\ProgID\ = "QXK.Olive"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\TypeLib\ = "{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F96A5715-5022-4982-83E4-D051EC7DDC71}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\TypeLib\ = "{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ = "Iamdk"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{08B87DB6-5FFF-468D-B0F3-C2A91BF159CA}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{49FE8347-F93B-4783-80CA-2EBCB6BCF391}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F5F3E4D6-517A-43BD-B802-5EDC64B6266B}\1.0\FLAGS\ = "0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3300 wrote to memory of 5072	3300	regsvr32.exe	87
PID 3300 wrote to memory of 5072	3300	regsvr32.exe	87
PID 3300 wrote to memory of 5072	3300	regsvr32.exe	87

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\58e4f35a8d63854ade64d7bc5c3d8a7b.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3300
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\58e4f35a8d63854ade64d7bc5c3d8a7b.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:5072

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

Windows 7 deprecation

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