9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0

Analysis

max time kernel
133s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 12:11

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General

Target

9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0.dll
Size

554KB
MD5

92fe469beed09fcc62b1ae682cef73e7
SHA1

227255388d978a0b90ce6d5cf08b8ccba795859b
SHA256

9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0
SHA512

563cb5ad5e234aaa381b293818d7a4a782f4c8fd76e98768e0c1b905fb45763a91b2f2b15670101fe08bac1cb1f4c8015217e78fcc2cedc731d5925520a4df12
SSDEEP

6144:kMKYZX5lazhSIJwPKBAwWQxc8gtFOFm1vP+lC+CuuI/xEw4paAP55slGbfYhC1:GIl+P5DWQxcmuexL4VPLslGbfYS

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 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\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\ = "fhblibP"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Myqacukksasdt.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\TypeLib\ = "{6975704D-B781-4D54-B4C7-79423EBA58E5}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1408E208-2AC1-42D3-9F10-78A5B36E05AC}\{E4BF93C1-D1E0-422E-82C1-8338FE72BA0B} = 7b00410042003700410032004500300041002d0041004200380030002d0034004100430031002d0038004100430043002d004100370045003800380037003300420042004100410044007d00	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\AppID = "{4F17F936-1FA9-4FD5-81C4-144F1BE0C15A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\TypeLib\ = "{6975704D-B781-4D54-B4C7-79423EBA58E5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt\CLSID\ = "{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\VersionIndependentProgID\ = "fhblib.BClass"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\ProgID\ = "fhblib.AClass.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ = "IPyqacukksasdt"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{4F17F936-1FA9-4FD5-81C4-144F1BE0C15A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\ = "Myqacukksasdt Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt\ = "fhblibA Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt\CurVer\ = "2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ = "IPyqacukksasdt"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ = "PSFactoryBuffer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6975704D-B781-4D54-B4C7-79423EBA58E5}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\NumMethods\ = "7"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Myqacukksasdt\ = "fhblibB Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\VersionIndependentProgID\ = "fhblib.AClass"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6975704D-B781-4D54-B4C7-79423EBA58E5}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ProxyStubClsid32\ = "{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\ProxyStubClsid32\ = "{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1408E208-2AC1-42D3-9F10-78A5B36E05AC}\{070E2C5C-40D8-4A0A-9F39-9C642B5662DA} = 6600680062006c00690062002e0064006c006c00	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1408E208-2AC1-42D3-9F10-78A5B36E05AC}\F = 3000	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\TypeLib\ = "{6975704D-B781-4D54-B4C7-79423EBA58E5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\TypeLib\ = "{6975704D-B781-4D54-B4C7-79423EBA58E5}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt.1\CLSID\ = "{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\AppID = "{4F17F936-1FA9-4FD5-81C4-144F1BE0C15A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6975704D-B781-4D54-B4C7-79423EBA58E5}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{039784BD-EE98-40D7-94CA-594FDD409B38}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\ProgID\ = "fhblib.BClass.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Pyqacukksasdt.1\ = "fhblibA Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AB7A2E0A-AB80-4AC1-8ACC-A7E8873BBAAD}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6975704D-B781-4D54-B4C7-79423EBA58E5}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\epxjhjzrabrlgts.Myqacukksasdt.1\ = "fhblibB Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{88450F0E-71F0-4B4F-A2FD-4AB473F05099}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{175D5F5E-C48B-43AB-8D84-5501BD7D6BBB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 4076	4548	regsvr32.exe	81
PID 4548 wrote to memory of 4076	4548	regsvr32.exe	81
PID 4548 wrote to memory of 4076	4548	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9425e0d8697ceb36d0e667753ecbe29e5608fae495280e8051e3d1ea30b10cf0.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4076

Network

MITRE ATT&CK Enterprise v6

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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