d5b5eae28c1c9874f14149bcf5244646be58d8eebdcaa6fdc79052494a1af023

Analysis

max time kernel
179s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 04:23

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General

Target

0e59fc57a90d2bc180ce6d2bfe9881ef.dll
Size

152KB
MD5

0e59fc57a90d2bc180ce6d2bfe9881ef
SHA1

451e939c7a5016a86d12b459c280f5c1affda9e2
SHA256

d5b5eae28c1c9874f14149bcf5244646be58d8eebdcaa6fdc79052494a1af023
SHA512

b250aa721fd216ba6cbd3ce0ef76ffb7839449bb3a1710612113b11e4f5b9f536f3d2d15a0178c0d4134a7997949fccf52cb0e48e5f217b344b96d7ff18bd905
SSDEEP

3072:4xAiOUekv2C3Dn/FO82MTS/PYMFwDvRq8tadl81:4CiOmOGtO/FwDvIDda

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Toolbar\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0e59fc57a90d2bc180ce6d2bfe9881ef.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0e59fc57a90d2bc180ce6d2bfe9881ef.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.ToolBar.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.ToolBar.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn\CurVer\ = "pvnsmfor.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ = "Ibrpn"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\ = "pvnsmfor"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn\ = "pvnsmfor"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn\CLSID\ = "{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib\ = "{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.brpn	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\ = "pvnsmfor"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib\ = "{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.ToolBar.1\ = "pvnsmfor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\pvnsmfor.ToolBar.1\CLSID\ = "{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\ProgID\ = "pvnsmfor.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\VersionIndependentProgID\ = "pvnsmfor"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\ = "Ibrpn"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{77548568-51A7-437D-89A5-E6574D0E4994}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DD8FEC5A-8976-438D-B6C9-F10CE205D78F}\TypeLib\ = "{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FB9DC4B4-2D1E-4D4F-A03D-C80F2E9F29BC}\1.0	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 8 wrote to memory of 1940	8	regsvr32.exe	92
PID 8 wrote to memory of 1940	8	regsvr32.exe	92
PID 8 wrote to memory of 1940	8	regsvr32.exe	92

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0e59fc57a90d2bc180ce6d2bfe9881ef.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:8
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0e59fc57a90d2bc180ce6d2bfe9881ef.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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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