b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b

General

Target

b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b.dll
Size

116KB
MD5

679b34e25c48808edb9addca1080b53e
SHA1

286ea66cb5ac0f0c926cbff6ef790c68864adabf
SHA256

b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b
SHA512

ca6f22d73be4f79dee8d27329c391873d6a12aa003c4ec01bf70349f425b6aa36b2dd6e443ec4bea501f2c637b853a0370310d910e255ad6e426a6b05d7c71f9
SSDEEP

3072:J55DIrumIXyGZjVHVWUX7VY4v0XYelDVUX:j5s6VyGZjVHVeHplDVC

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\{500BCA15-57A7-4eaf-8143-8C619470B13D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML module"	regsvr32.exe

Modifies registry class 27 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib\ = "{5D2631E5-8696-7543-50B2-F674CD4308EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID\ = "XML.XML"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Install = "OK"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5D2631E5-8696-7543-50B2-F674CD4308EB}\.0\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer\ = "XML.XML.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID\ = "XML.XML.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\ = "XML Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\ = "XML Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5D2631E5-8696-7543-50B2-F674CD4308EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5D2631E5-8696-7543-50B2-F674CD4308EB}\.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5D2631E5-8696-7543-50B2-F674CD4308EB}\.0\ = "XML Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27
PID 1668 wrote to memory of 1712	1668	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b03a97edf63a457262895712385807ea5724ecedfc9c56d6c95061b50a04cb0b.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1712

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

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Downloads

memory/1668-54-0x000007FEFB821000-0x000007FEFB823000-memory.dmp

Filesize
8KB

Download
memory/1712-56-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download

Analysis

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