736427aef8c7e3d5be491726979c14871de1039dc7b161299e5917c6aac51cfa

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 02:10

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General

Target
mineeo.dll
Size 121KB
Sample240214-clyhcsfe95
SHA256 b9eacbc9112e1b97017b7e1b5213f1bc20b56bfbfdcd6898315b76bd56d72834
MD5 c7cff0342d39a8b13fa47c7c8d5f5cbf
SHA1 6b86fb16a10be1c8b5ae6111407cd3085a0c5660
SHA512 9a80098bda278ccae5ca9958e6a8c2bfd5f27995f66b7b8b2a06212c9942cebb5363f97f4ac8cbc90ba246586d39e8679c918ddc953e990e0a7dc284f81d5e34
SSDEEP 3072:c20bUZLSzWRtfU3tOA3wO4aeqtBG+EctaS:c9AAz45UsAbeN+NaS
MD5 SHA1 SHA512 SSDEEP

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\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\ = "MineFilterc3a007APIClass Helper"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass.1\CLSID\ = "{11F0542B-643D-40b3-B447-DEFEE8A12ABC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass\ = "MineFilterc3a007APIClass Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\ = "MineFilter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mineeo.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\ = "MineFilterc3a007APIClass 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mineeo.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass\CurVer\ = "MineFilterc3a007BHO.MineFilterc3a007APIClass.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib\ = "{01F0542B-643D-40B3-B447-DEFEE8A12ABC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\ProgID\ = "MineFilterc3a007BHO.MineFilterc3a007APIClass.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ = "IMineFilterc3a007API"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ = "IMineFilterc3a007API"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass.1\ = "MineFilterc3a007APIClass Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\VersionIndependentProgID\ = "MineFilterc3a007BHO.MineFilterc3a007APIClass"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass\CLSID\ = "{11F0542B-643D-40b3-B447-DEFEE8A12ABC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{01F0542B-643D-40B3-B447-DEFEE8A12ABC}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MineFilterc3a007BHO.MineFilterc3a007APIClass.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F1F0542B-643D-40B3-B447-DEFEE8A12ABC}\TypeLib\ = "{01F0542B-643D-40B3-B447-DEFEE8A12ABC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{11F0542B-643D-40b3-B447-DEFEE8A12ABC}\TypeLib\ = "{01F0542B-643D-40b3-B447-DEFEE8A12ABC}"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3228 wrote to memory of 4040	3228	regsvr32.exe	84
PID 3228 wrote to memory of 4040	3228	regsvr32.exe	84
PID 3228 wrote to memory of 4040	3228	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\mineeo.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\mineeo.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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Downloads

memory/4040-0-0x0000000002370000-0x0000000002404000-memory.dmp

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