d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e

Analysis

max time kernel
166s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 13:36

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General

Target

d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.dll
Size

683KB
MD5

56789f41bca65f01121e39012e578637
SHA1

cedb5dddfb095c8ae608419751dee2a91ff496fe
SHA256

d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e
SHA512

bd6a8f1c6243d417de4f80a9882ca608e49b767c37c4c793a3d05e83b9f2ad601c6e75b63ee73e2b54d802aeea15fce8e0b9913c11f90dce11b7da3bacc27bda
SSDEEP

12288:2OEV5idpJJsc6v61tlvwwlGr5EZ9tMu46CQmYwuhTS0xZ:2OCifIv61jwE4EvL4pQmYw2Tv

Score

6^/10

adware 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\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\ = "Geadonatayestse"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.Qeabayisereney	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.Qeabayisereney\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.Qeabayisereney\Clsid\ = "{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\ProgID\ = "d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.Qeabayisereney"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B20F8B2E-FD8C-6195-AF36-25D03B55C8B6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.Qeabayisereney\ = "Geadonatayestse"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4208 wrote to memory of 968	4208	regsvr32.exe	79
PID 4208 wrote to memory of 968	4208	regsvr32.exe	79
PID 4208 wrote to memory of 968	4208	regsvr32.exe	79

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4208
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d66f64d6cf6237837752327b57212cd09276679a798f8250b874e63299a3ab2e.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:968

Network

MITRE ATT&CK Enterprise v6

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

Windows 7 deprecation

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