Analysis
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max time kernel
138s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
23-05-2022 21:04
Static task
static1
Behavioral task
behavioral1
Sample
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe
Resource
win10v2004-20220414-en
General
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Target
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe
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Size
3.7MB
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MD5
99341f426f442f0cc846cdbd47515904
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SHA1
47bcc0a95f0dbf8a764d646a9f2ab4595944280e
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SHA256
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73
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SHA512
847a4f5aa7f7eec98f72502f1a6ded7d9ca7ae6f3c55913e990327dd650cbf0ed9b2caee0bd41dc6739b4792838b49ad3b2481bc1d19793bcc50601c53479380
Malware Config
Signatures
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Glupteba Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2008-56-0x00000000055E0000-0x0000000005CCF000-memory.dmp family_glupteba behavioral1/memory/2008-57-0x0000000000400000-0x0000000004E27000-memory.dmp family_glupteba behavioral1/memory/1276-60-0x0000000000400000-0x0000000004E27000-memory.dmp family_glupteba behavioral1/memory/1516-70-0x0000000000400000-0x0000000004E27000-memory.dmp family_glupteba -
Executes dropped EXE 1 IoCs
Processes:
csrss.exepid process 1516 csrss.exe -
Modifies Windows Firewall 1 TTPs
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Loads dropped DLL 2 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exepid process 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe -
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cloudnet.exe = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\YoungPine = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\YoungPine = "\"C:\\Windows\\rss\\csrss.exe\"" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe -
Drops file in Windows directory 3 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exemakecab.exedescription ioc process File opened for modification C:\Windows\rss 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe File created C:\Windows\rss\csrss.exe 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe File created C:\Windows\Logs\CBS\CbsPersist_20220523231606.cab makecab.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
netsh.exe1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-103 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-422 = "Russian Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-2 = "Provides IPsec based enforcement for Network Access Protection" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-101 = "Provides DHCP based enforcement for NAP" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-100 = "EAP Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-102 = "1.0" netsh.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.execsrss.exepid process 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe 1516 csrss.exe 1516 csrss.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exedescription pid process Token: SeDebugPrivilege 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe Token: SeImpersonatePrivilege 2008 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.execmd.exedescription pid process target process PID 1276 wrote to memory of 1512 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe cmd.exe PID 1276 wrote to memory of 1512 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe cmd.exe PID 1276 wrote to memory of 1512 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe cmd.exe PID 1276 wrote to memory of 1512 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe cmd.exe PID 1512 wrote to memory of 1476 1512 cmd.exe netsh.exe PID 1512 wrote to memory of 1476 1512 cmd.exe netsh.exe PID 1512 wrote to memory of 1476 1512 cmd.exe netsh.exe PID 1276 wrote to memory of 1516 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe csrss.exe PID 1276 wrote to memory of 1516 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe csrss.exe PID 1276 wrote to memory of 1516 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe csrss.exe PID 1276 wrote to memory of 1516 1276 1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe"C:\Users\Admin\AppData\Local\Temp\1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe"C:\Users\Admin\AppData\Local\Temp\1dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73.exe"2⤵
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies data under HKEY_USERS
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220523231606.log C:\Windows\Logs\CBS\CbsPersist_20220523231606.cab1⤵
- Drops file in Windows directory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\rss\csrss.exeFilesize
3.7MB
MD599341f426f442f0cc846cdbd47515904
SHA147bcc0a95f0dbf8a764d646a9f2ab4595944280e
SHA2561dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73
SHA512847a4f5aa7f7eec98f72502f1a6ded7d9ca7ae6f3c55913e990327dd650cbf0ed9b2caee0bd41dc6739b4792838b49ad3b2481bc1d19793bcc50601c53479380
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\Windows\rss\csrss.exeFilesize
3.7MB
MD599341f426f442f0cc846cdbd47515904
SHA147bcc0a95f0dbf8a764d646a9f2ab4595944280e
SHA2561dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73
SHA512847a4f5aa7f7eec98f72502f1a6ded7d9ca7ae6f3c55913e990327dd650cbf0ed9b2caee0bd41dc6739b4792838b49ad3b2481bc1d19793bcc50601c53479380
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\Windows\rss\csrss.exeFilesize
3.7MB
MD599341f426f442f0cc846cdbd47515904
SHA147bcc0a95f0dbf8a764d646a9f2ab4595944280e
SHA2561dbc079b2a8bf6ecf926d62e71ffbf8a591d901b34f5ed4b89d30979719b2c73
SHA512847a4f5aa7f7eec98f72502f1a6ded7d9ca7ae6f3c55913e990327dd650cbf0ed9b2caee0bd41dc6739b4792838b49ad3b2481bc1d19793bcc50601c53479380
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memory/1276-58-0x0000000004EA0000-0x0000000005244000-memory.dmpFilesize
3.6MB
-
memory/1276-59-0x0000000004EA0000-0x0000000005244000-memory.dmpFilesize
3.6MB
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memory/1276-60-0x0000000000400000-0x0000000004E27000-memory.dmpFilesize
74.2MB
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memory/1476-62-0x0000000000000000-mapping.dmp
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memory/1476-63-0x000007FEFBA41000-0x000007FEFBA43000-memory.dmpFilesize
8KB
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memory/1512-61-0x0000000000000000-mapping.dmp
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memory/1516-68-0x0000000005170000-0x0000000005514000-memory.dmpFilesize
3.6MB
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memory/1516-70-0x0000000000400000-0x0000000004E27000-memory.dmpFilesize
74.2MB
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memory/1516-66-0x0000000000000000-mapping.dmp
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memory/1516-69-0x0000000005170000-0x0000000005514000-memory.dmpFilesize
3.6MB
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memory/2008-57-0x0000000000400000-0x0000000004E27000-memory.dmpFilesize
74.2MB
-
memory/2008-55-0x0000000005230000-0x00000000055D4000-memory.dmpFilesize
3.6MB
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memory/2008-56-0x00000000055E0000-0x0000000005CCF000-memory.dmpFilesize
6.9MB
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memory/2008-54-0x0000000005230000-0x00000000055D4000-memory.dmpFilesize
3.6MB