Analysis
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max time kernel
141s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
12-10-2022 17:35
Static task
static1
Behavioral task
behavioral1
Sample
451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe
Resource
win10v2004-20220901-en
General
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Target
451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe
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Size
417KB
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MD5
68f6ce1d165b8c1ee9050a71dc8ba1eb
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SHA1
2be3af62f96f6e572f0cb2185d99668098071af5
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SHA256
451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
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SHA512
3bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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SSDEEP
1536:NsDGQLphzQHUyRPkN2HpuP7RIPe5HQVgd54v:FQL/bCrWIPe5HL7
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Executes dropped EXE 2 IoCs
pid Process 1924 cssrs.exe 2012 cssrs.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Loads dropped DLL 4 IoCs
pid Process 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TINTIMG = "C:\\Users\\Admin\\AppData\\Roaming\\cssrs.exe" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\AboutURLs 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\AboutURLs\blank = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\AboutURLs\Tabs = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Main 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Page_URL = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\AboutURLs 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\AboutURLs\blank = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\AboutURLs\Tabs = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.114116.info" 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.exe 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe -
Suspicious behavior: EnumeratesProcesses 27 IoCs
pid Process 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2012 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 1924 cssrs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2016 wrote to memory of 1924 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 26 PID 2016 wrote to memory of 1924 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 26 PID 2016 wrote to memory of 1924 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 26 PID 2016 wrote to memory of 1924 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 26 PID 2016 wrote to memory of 2012 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 27 PID 2016 wrote to memory of 2012 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 27 PID 2016 wrote to memory of 2012 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 27 PID 2016 wrote to memory of 2012 2016 451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe"C:\Users\Admin\AppData\Local\Temp\451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Roaming\cssrs.exeC:\Users\Admin\AppData\Roaming\cssrs.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1924
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2012
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c
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Filesize
417KB
MD568f6ce1d165b8c1ee9050a71dc8ba1eb
SHA12be3af62f96f6e572f0cb2185d99668098071af5
SHA256451007c29a38ac69020b2c5c663923976f063f62c646c871b1ed2df00ffdc821
SHA5123bcfa67295d71bedb3746211f0fb920b0127b91c10df7ebec2a52df602018b85cefe731329d553239d71cfe7084cee3502773affea5c2914a141e5c17862057c