8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd

General

Target

8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd.dll
Size

195KB
MD5

5432d53006f7319b2cabc119dc88b0f8
SHA1

b5be042973d45a9b80e287e3b60d7f3bac6b7c39
SHA256

8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd
SHA512

fae5c29289517fb996c0e86b833ad8eb5501d7d474c2fdab0373203d5e5595c1badc9a41a257f550d2c22e00b06603ab8e94fc9d92e170c9dcc9416719ad0afc
SSDEEP

6144:iX2JilPREU1NR0WQ20IvsIZlXnKVYpaxhbv:6lpEKNR220IvsIvyxhT

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\ = "DDSMEkl"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}	regsvr32.exe

Modifies registry class 46 IoCs

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl.1\CLSID\ = "{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\ = "DDSMEb 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ = "IDDSMEob"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\VersionIndependentProgID\ = "DDSME.kl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\TypeLib\ = "{52CDE0E4-D73B-11DD-9B90-FCC056D89593}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\ProgID\ = "DDSME.kl.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl.1\ = "DDSMEkl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ = "IDDSMEob"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl\ = "DDSMEkl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib\ = "{52CDE0E4-D73B-11DD-9B90-FCC056D89593}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}\TypeLib\ = "{52CDE0E4-D73B-11DD-9B90-FCC056D89593}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl\CLSID\ = "{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl\CurVer\ = "DDSME.kl.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2502BBD0-D73B-11DD-B4EC-CEBF56D89593}\ = "DDSMEkl"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{52CDE0E4-D73B-11DD-9B90-FCC056D89593}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{624F9012-D73B-11DD-95AF-61C156D89593}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DDSME.kl.1	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 3964 wrote to memory of 4936	3964	regsvr32.exe	regsvr32.exe
PID 3964 wrote to memory of 4936	3964	regsvr32.exe	regsvr32.exe
PID 3964 wrote to memory of 4936	3964	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3964

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\8abbdbd27ee9c3d55a8cfc51065c452ea23097f36f3a5b8d13a58c804668b0cd.dll
2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:4936

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4936-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads