c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008

General

Target

c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008.dll
Size

104KB
MD5

c9c0c270e263796e67da781c441e58c3
SHA1

f757c316a6fe2e195f7e304f2eaf49a59bf046f7
SHA256

c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008
SHA512

9aeff1014fd6f24ee79ed42566b0e0448fba89e5741af29c23581f5f60412cbbcef9539227634825e669625797bcec66e7f27ad0382257e2a27359498abefef9
SSDEEP

1536:c5XxrCEXKTkDkgB9bUJbtIOJv0/VeM96h8rBSsxObkkUVzd5hDt+kXlUS:cX+kDkgB9uIEc/VQaQizdP4glUS

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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\{B1108084-AA13-4723-ABAF-09D533AA6AAE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\	regsvr32.exe

Modifies registry class 23 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer.1\ = "CMsnPlayer Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\ = "CMsnPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\ProgID\ = "BHO.MsnPlayer.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\VersionIndependentProgID\ = "BHO.MsnPlayer"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\AppID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\TypeLib\ = "{D94D57B6-EA37-46A9-BBC4-8A2872E1D5CE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer.1\CLSID\ = "{B1108084-AA13-4723-ABAF-09D533AA6AAE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer\ = "CMsnPlayer Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer\CLSID\ = "{B1108084-AA13-4723-ABAF-09D533AA6AAE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\BHO.MsnPlayer\CurVer\ = "BHO.MsnPlayer.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B1108084-AA13-4723-ABAF-09D533AA6AAE}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28
PID 1656 wrote to memory of 1672	1656	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c1df2209d37b60ce1fb5d48704a545ee9635198d935cdb7ad65ba6b3c268e008.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1656-54-0x000007FEFC421000-0x000007FEFC423000-memory.dmp

Filesize
8KB

Download
memory/1672-56-0x00000000767D1000-0x00000000767D3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing