ac4c0256eff676b49cc5b4e5d2883bcbb3f6be9265d4900caafdb5b0f9dfc3e6

Analysis

max time kernel
122s
max time network
161s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 04:36

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General

Target

0eae29f5847a5f19f3e88234ae1ada83.dll
Size

212KB
MD5

0eae29f5847a5f19f3e88234ae1ada83
SHA1

9b0d1187a695218e1b6e35ad54af5e446d1ec34c
SHA256

ac4c0256eff676b49cc5b4e5d2883bcbb3f6be9265d4900caafdb5b0f9dfc3e6
SHA512

441524f6f63f9e3aaff585aeb402fb52b86b876baa4797f60bb49277035f3a06bc5df5f9ecf2f3c16fbb4e14e23ba75858d2986c0e5ae6d9d37475ca8c0bbc3e
SSDEEP

3072:lXAGKMlRmtWt+7HiNcYgNLOQZlPyUy3+Y8SHiRUjIXn50ZXNohwJfxEWoNtql:RAGKMGtWwbiNLgNaUyUyV3Cgsql

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\{C50B4841-0478-449D-ACE1-8BCD54E784F8}	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\VersionIndependentProgID\ = "QXK.Rhythm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib\ = "{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib\ = "{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0eae29f5847a5f19f3e88234ae1ada83.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\ = "QXK Rhythm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\TypeLib\ = "{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\ = "antg TL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0eae29f5847a5f19f3e88234ae1ada83.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib\ = "{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\ProgID\ = "QXK.Rhythm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ = "Iantg"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ = "_IantgEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\TypeLib\ = "{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\ = "Iantg"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{571AE6FA-3E21-4B62-99CC-1D00A8CDAB78}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C50B4841-0478-449D-ACE1-8BCD54E784F8}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30D5E5E4-D8E2-413F-BE9E-D9CCA9163A0D}\ = "_IantgEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BCB5EC49-E92B-4911-9EC4-4FF9A58C6FDB}\1.0\FLAGS	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29
PID 2716 wrote to memory of 2148	2716	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0eae29f5847a5f19f3e88234ae1ada83.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0eae29f5847a5f19f3e88234ae1ada83.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2148

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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