Analysis
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max time kernel
149s -
max time network
143s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
28-01-2023 17:09
Static task
static1
General
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Target
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe
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Size
4.1MB
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MD5
033ee0fb70bc80eac044689ad71900dc
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SHA1
bf57b292055b40f9753146c6cd3760cd1f36a4c4
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SHA256
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978
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SHA512
e04523f33a6f247e1056d1d260a3f486ebe658acc95ec930add0075e211db63defddb41783f92cccf856c2192883d93fffe515bd80768f3104a8a964d335dcdf
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SSDEEP
98304:SOqXoLnq2a4kzk80+Jgz05f0n5vgckPLYUCi3dhMgyJVieN9MZIehaGh6EFur6Xl:S5Xinq3JIYJ40y5vVkPLNoVieN9MZPI2
Malware Config
Signatures
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Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe -
Executes dropped EXE 2 IoCs
Processes:
csrss.exeinjector.exepid process 5012 csrss.exe 1476 injector.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe = "0" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Windows directory 2 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exedescription ioc process File opened for modification C:\Windows\rss 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe File created C:\Windows\rss\csrss.exe 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 64 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exenetsh.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exeinjector.execsrss.exepid process 2620 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2620 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 5012 csrss.exe 5012 csrss.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 5012 csrss.exe 5012 csrss.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe 1476 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.execsrss.exedescription pid process Token: SeDebugPrivilege 2620 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Token: SeImpersonatePrivilege 2620 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe Token: SeSystemEnvironmentPrivilege 5012 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.execmd.execsrss.exedescription pid process target process PID 2264 wrote to memory of 4460 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe cmd.exe PID 2264 wrote to memory of 4460 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe cmd.exe PID 4460 wrote to memory of 4204 4460 cmd.exe netsh.exe PID 4460 wrote to memory of 4204 4460 cmd.exe netsh.exe PID 2264 wrote to memory of 5012 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe csrss.exe PID 2264 wrote to memory of 5012 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe csrss.exe PID 2264 wrote to memory of 5012 2264 2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe csrss.exe PID 5012 wrote to memory of 1476 5012 csrss.exe injector.exe PID 5012 wrote to memory of 1476 5012 csrss.exe injector.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe"C:\Users\Admin\AppData\Local\Temp\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe"C:\Users\Admin\AppData\Local\Temp\2810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978.exe"2⤵
- Windows security bypass
- 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 Windows Firewall
- Modifies data under HKEY_USERS
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeFilesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeFilesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\rss\csrss.exeFilesize
4.1MB
MD5033ee0fb70bc80eac044689ad71900dc
SHA1bf57b292055b40f9753146c6cd3760cd1f36a4c4
SHA2562810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978
SHA512e04523f33a6f247e1056d1d260a3f486ebe658acc95ec930add0075e211db63defddb41783f92cccf856c2192883d93fffe515bd80768f3104a8a964d335dcdf
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C:\Windows\rss\csrss.exeFilesize
4.1MB
MD5033ee0fb70bc80eac044689ad71900dc
SHA1bf57b292055b40f9753146c6cd3760cd1f36a4c4
SHA2562810f9fcf8a25ad34d4593a932f35ae546ed4113e1a2a5b98774e6ea76a67978
SHA512e04523f33a6f247e1056d1d260a3f486ebe658acc95ec930add0075e211db63defddb41783f92cccf856c2192883d93fffe515bd80768f3104a8a964d335dcdf
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memory/1476-375-0x0000000000000000-mapping.dmp
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memory/2264-297-0x0000000002AC0000-0x0000000002EAD000-memory.dmpFilesize
3.9MB
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memory/2264-298-0x0000000000400000-0x0000000000C91000-memory.dmpFilesize
8.6MB
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memory/2264-305-0x0000000000400000-0x0000000000C91000-memory.dmpFilesize
8.6MB
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memory/2620-156-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-120-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-125-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-126-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-127-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-129-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-130-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-131-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-132-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-133-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-128-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-135-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-136-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-137-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-138-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-139-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-140-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-141-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-142-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-143-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-144-0x0000000002AF0000-0x0000000002EE4000-memory.dmpFilesize
4.0MB
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memory/2620-145-0x0000000002EF0000-0x0000000003767000-memory.dmpFilesize
8.5MB
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memory/2620-146-0x0000000000400000-0x0000000000C91000-memory.dmpFilesize
8.6MB
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memory/2620-147-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-148-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-149-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-150-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-151-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-152-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-153-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-154-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-155-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-123-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-157-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-158-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-159-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-161-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-124-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-178-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-163-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-164-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-166-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-165-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-167-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/2620-168-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-169-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-170-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-171-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-172-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-173-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-174-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-175-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-176-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-177-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-162-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-179-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-180-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-181-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-182-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-183-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-184-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-185-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-186-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-243-0x0000000000400000-0x0000000000C91000-memory.dmpFilesize
8.6MB
-
memory/2620-119-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-122-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-160-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
-
memory/2620-121-0x0000000077770000-0x00000000778FE000-memory.dmpFilesize
1.6MB
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memory/4204-296-0x0000000000000000-mapping.dmp
-
memory/4460-295-0x0000000000000000-mapping.dmp
-
memory/5012-324-0x0000000003000000-0x00000000033EA000-memory.dmpFilesize
3.9MB
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memory/5012-300-0x0000000000000000-mapping.dmp
-
memory/5012-381-0x0000000003000000-0x00000000033EA000-memory.dmpFilesize
3.9MB
-
memory/5012-382-0x0000000000400000-0x0000000000C91000-memory.dmpFilesize
8.6MB