85409d7a2ade40ad0668f28d63b7ef39fb730df16574ee957c8db9e2b241cda3

Analysis

max time kernel
138s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 20:33

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General

Target

$_2_/dlcore.dll
Size

1.9MB
MD5

0ed92ed82d4d1b22fe231c177b45eac5
SHA1

d858a692e6c0a364137c4d0190816809b8c37f7f
SHA256

ad1425b8497cf8b5891adbd51371c3ceb0f977e6e417b6c3f3262e6b6f01e2fc
SHA512

8d7d60e84314ba2b5b1a9248e6ddf1f2723844ebde1953343ee5f825f1d3e30a5a9a504d028c9311f9aa82c17929c4927769b7ae6df986003b2c1aaef0be3aa1
SSDEEP

49152:JSGO70WM3G4HmQohT02dkqQsEhAtyhBFVTCzNG6TxD3mOXA:cf0WKGIQ0+QsDCO

Score

3^/10

discovery

Malware Config

Signatures

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 35 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\ProgID\ = "VqqSpeedDl.VqqDownload.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\VqqSpeedDl.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\VqqSpeedDl.DLL\AppID = "{B85AFBF6-2E43-4F13-8AAE-332C9A18A866}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload\ = "VqqDownload Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload\CurVer\ = "VqqSpeedDl.VqqDownload.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$_2_\\dlcore.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{B85AFBF6-2E43-4F13-8AAE-332C9A18A866}\ = "VqqSpeedDl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload\CLSID\ = "{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$_2_\\dlcore.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\ = "VqqDownload Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\ = "VqqSpeedDl 1.0 ÀàÐÍ¿â"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\AppID = "{B85AFBF6-2E43-4F13-8AAE-332C9A18A866}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{362B8108-62ED-4F80-BC1D-FE904A262CE2}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload.1\CLSID\ = "{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{B85AFBF6-2E43-4F13-8AAE-332C9A18A866}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload.1\ = "VqqDownload Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\VersionIndependentProgID\ = "VqqSpeedDl.VqqDownload"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\TypeLib\ = "{25BD9BB7-33EC-4220-B725-56C470146288}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\VqqSpeedDl.VqqDownload\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF6C6F71-5822-463A-8CA1-EA496D0CA2C7}\VersionIndependentProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 4284	2584	regsvr32.exe	87
PID 2584 wrote to memory of 4284	2584	regsvr32.exe	87
PID 2584 wrote to memory of 4284	2584	regsvr32.exe	87

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$_2_\dlcore.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$_2_\dlcore.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

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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