2de691adb4984c996a0de98c998dc968d80244a61415da63a54744ce434fb12d

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 00:10

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General

Target

Codecs/QvodMpeg2Dec.dll
Size

555KB
MD5

22620ebbec0657bfa8175896fb4f7fed
SHA1

35e7de779543447520691533c614e22b87eae715
SHA256

3789ebf09d76247d0b5ed089821ad3637862ee444940369e29e4c8b4de3e48d2
SHA512

bfffffff997bfcfeb20a83aa651d36ec87857f3cc0ba668ae13541a4b6fc04ae3e58170bde6554eb80955c480318b84a504cae9480f3102e0ad937abd0a69573
SSDEEP

12288:PewNiay8Xr2xOcAp52qeILrp4kUh0EsmQZ5:PZNiaFXCY52qe0GJi7mQZ5

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 14 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FD029F8F-1DA7-4F97-9C8A-ED439365A5B6}\ = "mpeg2Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FD029F8F-1DA7-4F97-9C8A-ED439365A5B6}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Codecs\\QvodMpeg2Dec.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FD029F8F-1DA7-4F97-9C8A-ED439365A5B6}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FD029F8F-1DA7-4F97-9C8A-ED439365A5B6}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FD029F8F-1DA7-4F97-9C8A-ED439365A5B6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Codecs\\QvodMpeg2Dec.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\CLSID = "{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\ = "QvodMpeg2Dec"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\FriendlyName = "QvodMpeg2Dec"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{BF67339B-465E-4C5A-AE2D-DC4EE17EA271}\FilterData = 0200000000002000020000000000000030706933000000000000000001000000000000000000000030747933000000006000000070000000317069330800000000000000010000000000000000000000307479330000000060000000700000007669647300001000800000aa00389b7100000000000000000000000000000000	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 232	4448	regsvr32.exe	84
PID 4448 wrote to memory of 232	4448	regsvr32.exe	84
PID 4448 wrote to memory of 232	4448	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Codecs\QvodMpeg2Dec.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Codecs\QvodMpeg2Dec.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:232

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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