979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4

Analysis

max time kernel
38s
max time network
43s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 15:51

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General

Target

979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4.dll
Size

189KB
MD5

070731fc15dcc9ee5916cf54af8ebb30
SHA1

1dfbbccf55c7556bec79716d63558d526a331f71
SHA256

979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4
SHA512

b9efc4c7ff65af3e28b52f2336b96d89791a3df60626c29ea79ac4d039bbd7affd2dacb94555fc402e0f85a86cd7ab15f9b8205afbb671c48beb5c3bb5f2a658
SSDEEP

3072:aZkk5MR3xqVoM8Mgn9jQvJRjzmmVDzsi29q0hOfR+LOP/a+RwLmoBnAg:2kx7M8f9WzmmlJ25OsSQBn

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\{DAF9F01C-30F0-4A52-AF52-E236961977F4}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ = "IIEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\VersionIndependentProgID\ = "IEHelper.IEHlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj.1\ = "IEHlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj\CurVer\ = "IEHelper.IEHlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib\ = "{D42047D9-38C2-4FD1-8337-F69C8F835A30}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\ = "IEHelper 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj\CLSID\ = "{DAF9F01C-30F0-4A52-AF52-E236961977F4}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj.1\CLSID\ = "{DAF9F01C-30F0-4A52-AF52-E236961977F4}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IEHelper.IEHlprObj\ = "IEHlprObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\ProgID\ = "IEHelper.IEHlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\TypeLib\ = "{D42047D9-38C2-4FD1-8337-F69C8F835A30}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ = "IIEHlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{DAF9F01C-30F0-4A52-AF52-E236961977F4}\TypeLib\ = "{D42047D9-38C2-4FD1-8337-F69C8F835A30}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D42047D9-38C2-4FD1-8337-F69C8F835A30}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{C0BEBABF-1785-4075-8C4D-8FEE7833D3CD}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1536	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26
PID 1504 wrote to memory of 1536	1504	regsvr32.exe	26

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\979694f8c2e3397876041c6f4a7473740da8448f5e66fd9eff404d4784bcb0a4.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:1536

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

Replay Monitor

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Downloads

memory/1504-54-0x000007FEFC141000-0x000007FEFC143000-memory.dmp

Filesize
8KB

Download
memory/1536-56-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download