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Analysis
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max time kernel
136s -
max time network
186s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 16:23
Behavioral task
behavioral1
Sample
e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe
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Size
36KB
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MD5
a07bd21d9a003c6ceb223bd6d5379b30
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SHA1
c332f31da7c53de8583e08a05fcbd07ac38bf4a5
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SHA256
e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046
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SHA512
a7b17193b8cf4b15911486667d25792bbb4b0fe343bb8e56c38da422aad7fbb821302d71c490491d6b13d12fda59316e14831af163b4f6fbf707a307125d3b39
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SSDEEP
768:OWMRMO8nnF1Yt/ybUZkFPd8wpS9hucD5+KwqpppCadFVDp:OL8nM5ybQ/4YhT3wqppE2FNp
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\internat = "c:\\windows\\internat.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\userun32 = "c:\\windows\\userun32.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\internat\ImagePath = "c:\\windows\\internat.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
resource yara_rule behavioral2/memory/4272-132-0x0000000000400000-0x000000000049D000-memory.dmp upx behavioral2/memory/4272-133-0x0000000000400000-0x000000000049D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass32 = "c:\\windows\\lsass32.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\internat = "c:\\windows\\internat.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\internat = "c:\\windows\\internat.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\r: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\q: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\o: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\n: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\y: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\w: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\v: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\s: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\l: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\i: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\f: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\g: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\z: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\m: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\k: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\h: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\x: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\u: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\e: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\t: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\p: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened (read-only) \??\j: e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification \??\c:\windows\mui\modem.sys e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened for modification \??\c:\windows\lsass32.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\userun32.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\calc.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened for modification \??\c:\windows\calc.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened for modification \??\c:\windows\regedit2.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\msoffice.scr e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\internat.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened for modification \??\c:\windows\internat.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\lsass32.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File opened for modification \??\c:\windows\userun32.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\regedit2.exe e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe File created \??\c:\windows\Start Menu\Programs\Startup\msoffice.scr e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9} e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\VerProg = "113" e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4272 e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe"C:\Users\Admin\AppData\Local\Temp\e926a35cd28fba8f02edf60fe0dbd8e28be24aa729172960071f28b1b6fd0046.exe"1⤵
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:4272