8348f852775f70444139d4f2cf42fb6fedca972ff91c48eaed56739c840a75d4

Analysis

max time kernel
114s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 11:31

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General

Target

ir50_32.dll
Size

737KB
MD5

b1fec99ac0a1eb598254c23bdcf18d4d
SHA1

451c50f4befb0db549f63b717e5247d97f279816
SHA256

d6e4d3d1752141aaf04ddd20c41a037873602ee03a7b976d113595274ef08bec
SHA512

b907607310d882d7941637768f8056bfe6c0371681f47189e39286ad037d48a84dcc0cc123e9e95ddbde641366671a54ab933a35dd5049563ce0e801ccd5e5fa
SSDEEP

12288:/vQgCemKE+7CSnIQwPW0djVHr550Os50OstAqafeqFE1hFE1hRwRy+0rWwLcs6YT:5E+7C7QwPWoRHr550Os50OstAqafeqFT

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 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4449-D905-11D0-A30E-444553540000}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\ = "Indeo® video 5.10 Decode Frame Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\ = "Indeo® video 5.10 Decode OA"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4449-D905-11D0-A30E-444553540000}\TypeLib\ = "{665A4446-D905-11D0-A30E-444553540000}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}\ = "Indeo® video 5.10 About Decoder Property Page"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33D9A760-90C8-11D0-BD43-00A0C911CE86}\Instance\Indeo® video 5.10 Compression Filter\EncoderType = "1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{665A4447-D905-11D0-A30E-444553540000}\ = "IIndeoDecodeOA"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4449-D905-11D0-A30E-444553540000}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\FilterData = 0200000000002000020000000000000030706933000000000000000001000000000000000000000030747933000000006000000070000000317069330800000000000000010000000000000000000000307479330000000060000000800000007669647300001000800000aa00389b7100000000000000000000000000000000b1e9731f3a8cd011a3be00a0c9244436	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{665A4449-D905-11D0-A30E-444553540000}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E369A160-F3C2-11D0-91D4-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\ = "Indeo® video 5.10 Decompression Filter"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\ = "Indeo® video 5.10 Compression Filter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4448-D905-11D0-A30E-444553540000}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\CLSID = "{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4447-D905-11D0-A30E-444553540000}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4443-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}\ = "Indeo® video 5.10 About RTE Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}\1.0\ = "Indeo® video custom control type library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{665A4447-D905-11D0-A30E-444553540000}\TypeLib\ = "{665A4446-D905-11D0-A30E-444553540000}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4447-D905-11D0-A30E-444553540000}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A444A-D905-11D0-A30E-444553540000}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\ = "Indeo® video 5.10 Encode Sequence Property Page"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4445-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{30355649-0000-0010-8000-00AA00389B71}\CLSID = "{30355649-0000-0010-8000-00AA00389B71}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{30355649-0000-0010-8000-00AA00389B71}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33D9A760-90C8-11D0-BD43-00A0C911CE86}\Instance\Indeo® video 5.10 Compression Filter	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{665A4446-D905-11D0-A30E-444553540000}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4447-D905-11D0-A30E-444553540000}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1F73E9B1-8C3A-11D0-A3BE-00A0C9244436}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{665A4447-D905-11D0-A30E-444553540000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4449-D905-11D0-A30E-444553540000}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{665A4444-D905-11D0-A30E-444553540000}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33D9A760-90C8-11D0-BD43-00A0C911CE86}\Instance\Indeo® video 5.10 Compression Filter\FriendlyName = "Indeo® video 5.10 Compression Filter"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{665A4447-D905-11D0-A30E-444553540000}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{665A4447-D905-11D0-A30E-444553540000}\TypeLib\ = "{665A4446-D905-11D0-A30E-444553540000}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2DE89781-DBF6-11D0-A30E-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C1C0FE00-F3C2-11D0-91D4-444553540000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ir50_32.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{84725EA1-2FBC-11D1-BC86-00A0C969FC67}	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{30355649-0000-0010-8000-00AA00389B71}\FilterData = 0200000000006400020000000000000030706933000000000000000001000000000000000000000030747933000000006000000070000000317069330800000000000000010000000000000000000000307479330000000060000000800000007669647300001000800000aa00389b714956353000001000800000aa00389b7100000000000000000000000000000000	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 4232	3028	regsvr32.exe	84
PID 3028 wrote to memory of 4232	3028	regsvr32.exe	84
PID 3028 wrote to memory of 4232	3028	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ir50_32.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ir50_32.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4232

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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