8acc8ee0fc63f0c999e495d86f958a56dabb85c5baaec514f79caf920e387ed6

General

Target

2829b2f6e27a4933dcfc115c517f237f.dll
Size

384KB
MD5

2829b2f6e27a4933dcfc115c517f237f
SHA1

b2e52d71d329042e59973d2cb493c6f3a63999d4
SHA256

8acc8ee0fc63f0c999e495d86f958a56dabb85c5baaec514f79caf920e387ed6
SHA512

ca7a551d25447f8fb718704783fb1dca4460d5e0bbc9a382808dddd76a611e6a968eba6b876c1352074c5aaab308150e284b0359c9dd29718c549fe036702187
SSDEEP

12288:su1rV6MPk+kSLhsA1pt1quV3iblbwgtppb2Vk:bmMc+DvNV3iblb/tLb2V

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\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\ = "ConnectionServices module"	regsvr32.exe

Modifies registry class 22 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices\CLSID\ = "{6D7B211A-88EA-490c-BAB9-3600D8D7C503}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices\CurVer\ = "ConnectionServices.ConnectionServices.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices.1\CLSID\ = "{6D7B211A-88EA-490c-BAB9-3600D8D7C503}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\ProgID\ = "ConnectionServices.ConnectionServices.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\TypeLib\ = "{EF62EF34-7E5A-46ac-9383-1949547AF5D6}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\VersionIndependentProgID\ = "ConnectionServices.ConnectionServices"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices\ = "ConnectionServices Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\ = "ConnectionServices Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2829b2f6e27a4933dcfc115c517f237f.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D7B211A-88EA-490c-BAB9-3600D8D7C503}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ConnectionServices.ConnectionServices.1\ = "ConnectionServices Class"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28
PID 3032 wrote to memory of 3044	3032	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2829b2f6e27a4933dcfc115c517f237f.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2829b2f6e27a4933dcfc115c517f237f.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads