e36c231fb9f8ed1449c34a2f9de26ebbb1da708abae8a39e757575e6be85a7e0

General

Target

5b42afc71d5e4b3c5695fc1430a3c065.dll
Size

48KB
MD5

5b42afc71d5e4b3c5695fc1430a3c065
SHA1

7ac8fa5a641c8c02cfa5dba907cb2346f69de8b0
SHA256

e36c231fb9f8ed1449c34a2f9de26ebbb1da708abae8a39e757575e6be85a7e0
SHA512

fc53a425ef9371853a416f098b4687b0943c5121916c8829b8481f577b74221d1ab0e47b0311bcea2325fc1f3c98ee737d5067a81e31d5539568a706422a8f8b
SSDEEP

768:9Aqcefr73DuBHZ91lhhXQE67786cizIxkx1wLPmXmdjKldRv0lRaiQOrHExOZDeQ:9AAIRJ63VB1AlElsbDQOAxOZDec2vu

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 (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8272A792-8E6E-4B0A-A73E-F26DCAA517D3}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8272A792-8E6E-4B0A-A73E-F26DCAA517D3}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\WebBrowser\ITBar7Layout = 130000000000000000000000040000001f0000000000000001000000000000000000000005000000000400000000000002000000010000000000000004000000a100000000000000030000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	regsvr32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\WebBrowser\ITBarLayout = 110000000000000000000000040000001f0000000000000001000000000000000000000005000000000400000000000002000000010000000000000004000000a100000000000000030000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\Shell\OpenHomePage	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8272A792-8E6E-4B0A-A73E-F26DCAA517D3}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\Shell\OpenHomePage\Command	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\shell\OpenHomePage\Command	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8272A792-8E6E-4B0A-A73E-F26DCAA517D3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8272A792-8E6E-4B0A-A73E-F26DCAA517D3}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5b42afc71d5e4b3c5695fc1430a3c065.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{871C5380-42A0-1069-A2EA-08002B30309D}\Shell	regsvr32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 2732	4832	regsvr32.exe	88
PID 4832 wrote to memory of 2732	4832	regsvr32.exe	88
PID 4832 wrote to memory of 2732	4832	regsvr32.exe	88
PID 2732 wrote to memory of 680	2732	regsvr32.exe	89
PID 2732 wrote to memory of 680	2732	regsvr32.exe	89
PID 2732 wrote to memory of 680	2732	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5b42afc71d5e4b3c5695fc1430a3c065.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\5b42afc71d5e4b3c5695fc1430a3c065.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\system32\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\5b42afc71d5e4b3c5695fc1430a3c065.dll",DllGetObjectType
    3⤵
    PID:680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

2

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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