306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 19:34

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General

Target

306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3N.dll
Size

928KB
MD5

8c2aec01d94d54f48f8908b59b23a360
SHA1

5883fef3f48a057609526ec842befa9de252c731
SHA256

306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3
SHA512

2931f5494e6cf298376da0f9d7f9527c175e0822a1345c1acf7c0d6252eff75c5a176d4c9c4469cc4e45a6a60491b867968381b7cc45b62166f3ea6dc1c5edd9
SSDEEP

24576:R4YGABE/zoRtZlyQDk/q7g0rs58z/FDXj12TL326+3:R4YGKMsRJyl/Mg0rFrFj0u

Score

6^/10

adware discovery 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\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}	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 registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3N.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30
PID 2496 wrote to memory of 2372	2496	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3N.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\306cebeb535b4629445d861ca0e425f3905e0f024a915f87723d1b0c331bd9f3N.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2372

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

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Downloads

memory/2372-1-0x0000000000100000-0x0000000000102000-memory.dmp

Filesize
8KB

Download
memory/2372-0-0x00000000022F0000-0x000000000246E000-memory.dmp

Filesize
1.5MB

Download