d2accfbb7bc0a970d03a7c455be15f31a973cfd5d0950de324df2711d069083f

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 07:11

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General

Target

DealPlyIE.dll
Size

81KB
MD5

53905cd4461961f341c0b41d4d0ec02b
SHA1

aa9d6284707f25a4ad35336ed6c131ac56f175aa
SHA256

c28c50700c5560d834b058e0ca816e1ccd003e77fb58777f55cd4b9d015f9013
SHA512

84da2711dbeed65043150ed5afc23a6482ebb13e080a2e311f687ede136751c5f6e5fbeb947c0380e8b29ac64cb5741226a8ec23d69cd340ed8070fd48177248
SSDEEP

1536:FXEdWDidDMsRs/sbOyDsxbU3Q+HUWY9f5YJ+/W5P:F0iX/AyS3HHi9f5YJ+yP

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\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}\NoExplorer = "1"	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DealPlyIE.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6174F27-1FFF-E1D6-A93F-BA48AD5DD448}\ = "DealPly"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 620 wrote to memory of 3592	620	regsvr32.exe	84
PID 620 wrote to memory of 3592	620	regsvr32.exe	84
PID 620 wrote to memory of 3592	620	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\DealPlyIE.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:620
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\DealPlyIE.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3592

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

Windows 7 deprecation

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