f02074eeb1cba11ac24a507940543b0ffb18121b7a23a556bfb53e0c74a8fc84

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 08:47

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General

Target
$_5_.dll
Size 306KB
Sample240415-kp2cesda2v
SHA256 b7f8e9c663515cc1e1deaddabe285959c668ffc6346d82ae97e35f021d30afa9
MD5 dc21e047a5c144e913f368423786d6cc
SHA1 272ae16afdbe0994ad797996ede07b8e045ca036
SHA512 301689078e21b17ae27e5a4e6f3235510b0c3ec2d1ec022ba5ac0c1b12e4e0bbf18d538a0ee362b39a0ad8667223c15f2b2a7e7a2315bbcdbd73545582bce9bd
SSDEEP 6144:x5kv9YzFPA0N7azcPFqR5pTE714TB/9VfzhiN:x5kv9YNDgzcP6C714T19Vfzm
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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{722d1b64-7c40-dfde-8086-0dbe5c58715c}\NoExplorer = "\"\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{722d1b64-7c40-dfde-8086-0dbe5c58715c}	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{722d1b64-7c40-dfde-8086-0dbe5c58715c}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{722d1b64-7c40-dfde-8086-0dbe5c58715c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{722d1b64-7c40-dfde-8086-0dbe5c58715c}\ = "adzgalore"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{722d1b64-7c40-dfde-8086-0dbe5c58715c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{722d1b64-7c40-dfde-8086-0dbe5c58715c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$_5_.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 2000	4412	regsvr32.exe	84
PID 4412 wrote to memory of 2000	4412	regsvr32.exe	84
PID 4412 wrote to memory of 2000	4412	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$_5_.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4412
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$_5_.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2000

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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