2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 21:27

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General

Target

2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll
Size

595KB
MD5

a5ae41f5dcd02c79f201046200cd6887
SHA1

881a62cceb045da8178e205536dce0743420dedb
SHA256

2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3
SHA512

7e49d90efda6aecb6274c7e434d7e468ad663fc0014b22741d934f61b944a81e9ac8adc11e6d8285487e435ace8e00f37d21db82bf1aee8d88d1503e04510680
SSDEEP

12288:69D5XnxqG21JyQj8ZmAOMNHoPCjR5N1Xa0WeyDkdBr7Jtg:6N5XxFYAQfAtHooNsenBr7Jtg

Score

6^/10

adware discovery 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\{19217B99-F935-4A39-B857-A68A68D5BEBB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{19217B99-F935-4A39-B857-A68A68D5BEBB}\ = "SiteGuard"	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Show Security Checker	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Show Security Checker\ = "res://C:\\Users\\Admin\\AppData\\Local\\Temp\\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll/201"	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Show Security Checker\Contexts = "1"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Enable AhnLab SiteGuard	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Enable AhnLab SiteGuard\ = "res://C:\\Users\\Admin\\AppData\\Local\\Temp\\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll/202"	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Internet Explorer\MenuExt\&Enable AhnLab SiteGuard\Contexts = "1"	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj\CurVer\ = "Sgagenti.SGAgentObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj.1\CLSID\ = "{19217B99-F935-4A39-B857-A68A68D5BEBB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\VersionIndependentProgID\ = "Sgagenti.SGAgentObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ = "ISGAgentObj"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\TypeLib\ = "{18CEA7E1-87F8-480C-9A2E-2B4620288353}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj\CLSID\ = "{19217B99-F935-4A39-B857-A68A68D5BEBB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\ = "SGAgentObj Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\ = "ISGAgentObj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj.1\ = "SGAgentObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Sgagenti.SGAgentObj\ = "SGAgentObj Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{19217B99-F935-4A39-B857-A68A68D5BEBB}\ProgID\ = "Sgsagenti.SGAgentObj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib\ = "{18CEA7E1-87F8-480C-9A2E-2B4620288353}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\ = "SgAgent 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{18CEA7E1-87F8-480C-9A2E-2B4620288353}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7243F9AB-1816-4E24-BDD9-B565B1E44538}\TypeLib\ = "{18CEA7E1-87F8-480C-9A2E-2B4620288353}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30
PID 2672 wrote to memory of 1280	2672	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2472fe355d3b892ff43537461614d18208830e8c827dc8a43e7463938e6fc0c3.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1280

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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