Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
07/10/2023, 03:56
Static task
static1
Behavioral task
behavioral1
Sample
6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll
Resource
win10v2004-20230915-en
General
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Target
6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll
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Size
16KB
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MD5
547d821089f3a2871d8f355229f97b9a
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SHA1
c77a01f2745ebd5caea143c3caae523fc808150e
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SHA256
6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4
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SHA512
d8b17f0ef57e5cba5860aef30680bf0ceb6329e0e1a1bb5c5338898a064dd8cbfb5060f94de8ed22267a2b3a8bb53abf98645d56ba9f364684c33cf45bd47c37
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SSDEEP
192:4BbomescaEuAPOX7ejVqFIWM4Fsw5D6gQrlNKV6c6Kl1T0jvIk0bJa1yyy2y48A:49omesca0cBFqDwwFJm7ltJ7a1ry2
Malware Config
Signatures
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Modifies registry class 26 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\giffile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\giffile\ShellEx\PropertySheetHandlers regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\pngfile\ShellEx\PropertySheetHandlers regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Paint.Picture\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Paint.Picture\ShellEx\PropertySheetHandlers regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\pngfile regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jpegfile\ShellEx regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jpegfile\ShellEx\PropertySheetHandlers regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\jpegfile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Paint.Picture\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Paint.Picture\ShellEx regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\giffile\ShellEx regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\pngfile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\pngfile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jpegfile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\InProcServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Paint.Picture regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\giffile regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\giffile\ShellEx\PropertySheetHandlers\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\pngfile\ShellEx regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\jpegfile regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B57BF67B-94AD-47FC-86AB-2D44B9C2B9D6}\InProcServer32\ThreadingModel = "Apartment" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28 PID 2972 wrote to memory of 2160 2972 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\6bc036811502c5e5edbee1a9bd1617ec50a0516481d51696a13f9ffaf9488ff4.dll2⤵
- Modifies registry class
PID:2160
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