b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 04:07

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General

Target

b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40.dll
Size

44KB
MD5

8499001a9b7bc5d3ed23d35e68ff2803
SHA1

0d3e25d598f5872121a152dd6667b689d38a09ef
SHA256

b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40
SHA512

5f25d624f09a6b654a8b242b8e5e45225008dede78d749e9527a889d4cd64f809761b6ff4e7da66ead317c6d969faa7ebcc93921867ea03dab9c80c5e7ae118b
SSDEEP

384:KChuPiG8WlI1zhTMtOOZFs6BJHhm2j47CiJTBMu8RiTTCQwhR2WiywlUhEmKL4X:dXGVqHYLmaJBF4CWTWuwsTC12xTMX

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 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\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj\CLSID\ = "{A3803141-3CF5-4D66-B7EA-8D2674FE152C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib\ = "{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj\CurVer\ = "Gogo.IEhlprObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\ = "gogo 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj\ = "IEhlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ = "IIEhlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj.1\CLSID\ = "{A3803141-3CF5-4D66-B7EA-8D2674FE152C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\ProgID\ = "Gogo.IEhlprObj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Gogo.IEhlprObj.1\ = "IEhlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\VersionIndependentProgID\ = "Gogo.IEhlprObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ = "IIEhlprObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib\ = "{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\ = "IEhlprObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3803141-3CF5-4D66-B7EA-8D2674FE152C}\TypeLib\ = "{9FD6C9E2-54F8-48A9-BEF6-964F9C221AE4}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{13D90754-C6BC-4C7E-9E9E-399C211136EF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27
PID 1284 wrote to memory of 1160	1284	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1284
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b31efe0abc98697d8dbc1e2c7cb5d91616dd1074a075687e72766d7101041e40.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1160

Network

MITRE ATT&CK Enterprise v6

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

Replay Monitor

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Downloads

memory/1160-56-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

Download
memory/1284-54-0x000007FEFC211000-0x000007FEFC213000-memory.dmp

Filesize
8KB

Download