Analysis
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max time kernel
135s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 21:18
Static task
static1
Behavioral task
behavioral1
Sample
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe
Resource
win7-20220414-en
General
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Target
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe
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Size
5.1MB
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MD5
26185a4a9d5685344ee846d62de4896b
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SHA1
9c0660a8ac0a957b2a74728e768524c2309be80f
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SHA256
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da
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SHA512
d20b40877316b318e4bec391577602076443273407e067b8a7ab36c97d7e7a9da790729493017495eecb9dbfdc244f5be244cc29f5ba8de85d616dd38873800c
Malware Config
Signatures
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Glupteba Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1056-56-0x0000000000400000-0x0000000000AE9000-memory.dmp family_glupteba behavioral1/memory/1636-60-0x0000000000400000-0x0000000000AE9000-memory.dmp family_glupteba behavioral1/memory/768-69-0x0000000000400000-0x0000000000AE9000-memory.dmp family_glupteba -
suricata: ET MALWARE Glupteba CnC Domain in DNS Lookup
suricata: ET MALWARE Glupteba CnC Domain in DNS Lookup
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Executes dropped EXE 1 IoCs
Processes:
csrss.exepid process 768 csrss.exe -
Modifies Windows Firewall 1 TTPs
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Loads dropped DLL 2 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exepid process 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe -
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cloudnet.exe = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\HolyForest = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\HolyForest = "\"C:\\Windows\\rss\\csrss.exe\"" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe -
Drops file in System32 directory 6 IoCs
Processes:
csrss.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E0F5C59F9FA661F6F4C50B87FEF3A15A csrss.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E0F5C59F9FA661F6F4C50B87FEF3A15A csrss.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015 csrss.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015 csrss.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357 csrss.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357 csrss.exe -
Drops file in Windows directory 3 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exemakecab.exedescription ioc process File opened for modification C:\Windows\rss 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe File created C:\Windows\rss\csrss.exe 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe File created C:\Windows\Logs\CBS\CbsPersist_20220520231836.cab makecab.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
netsh.execsrss.exe6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-103 = "Microsoft Corporation" netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-522 = "N. Central Asia Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-521 = "N. Central Asia Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 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,-22 = "Cape Verde Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-472 = "Ekaterinburg Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-102 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.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,-372 = "Jerusalem Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe -
Processes:
csrss.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 csrss.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 0f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c1320000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 csrss.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.execsrss.exepid process 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe 768 csrss.exe 768 csrss.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exedescription pid process Token: SeDebugPrivilege 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe Token: SeImpersonatePrivilege 1056 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.execmd.exedescription pid process target process PID 1636 wrote to memory of 1768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe cmd.exe PID 1636 wrote to memory of 1768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe cmd.exe PID 1636 wrote to memory of 1768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe cmd.exe PID 1636 wrote to memory of 1768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe cmd.exe PID 1768 wrote to memory of 1996 1768 cmd.exe netsh.exe PID 1768 wrote to memory of 1996 1768 cmd.exe netsh.exe PID 1768 wrote to memory of 1996 1768 cmd.exe netsh.exe PID 1636 wrote to memory of 768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe csrss.exe PID 1636 wrote to memory of 768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe csrss.exe PID 1636 wrote to memory of 768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe csrss.exe PID 1636 wrote to memory of 768 1636 6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe"C:\Users\Admin\AppData\Local\Temp\6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.exe"C:\Users\Admin\AppData\Local\Temp\6d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da.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
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220520231836.log C:\Windows\Logs\CBS\CbsPersist_20220520231836.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
5.1MB
MD526185a4a9d5685344ee846d62de4896b
SHA19c0660a8ac0a957b2a74728e768524c2309be80f
SHA2566d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da
SHA512d20b40877316b318e4bec391577602076443273407e067b8a7ab36c97d7e7a9da790729493017495eecb9dbfdc244f5be244cc29f5ba8de85d616dd38873800c
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\Windows\rss\csrss.exeFilesize
5.1MB
MD526185a4a9d5685344ee846d62de4896b
SHA19c0660a8ac0a957b2a74728e768524c2309be80f
SHA2566d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da
SHA512d20b40877316b318e4bec391577602076443273407e067b8a7ab36c97d7e7a9da790729493017495eecb9dbfdc244f5be244cc29f5ba8de85d616dd38873800c
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\Windows\rss\csrss.exeFilesize
5.1MB
MD526185a4a9d5685344ee846d62de4896b
SHA19c0660a8ac0a957b2a74728e768524c2309be80f
SHA2566d2c13c880997089a4ea0590e9d6ef712fd13877322a143b6358c195a0abd3da
SHA512d20b40877316b318e4bec391577602076443273407e067b8a7ab36c97d7e7a9da790729493017495eecb9dbfdc244f5be244cc29f5ba8de85d616dd38873800c
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memory/768-67-0x00000000026E0000-0x0000000002BAA000-memory.dmpFilesize
4.8MB
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memory/768-65-0x0000000000000000-mapping.dmp
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memory/768-69-0x0000000000400000-0x0000000000AE9000-memory.dmpFilesize
6.9MB
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memory/768-68-0x00000000026E0000-0x0000000002A78000-memory.dmpFilesize
3.6MB
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memory/1056-55-0x00000000028F0000-0x0000000002C88000-memory.dmpFilesize
3.6MB
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memory/1056-56-0x0000000000400000-0x0000000000AE9000-memory.dmpFilesize
6.9MB
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memory/1056-54-0x00000000028F0000-0x0000000002DBA000-memory.dmpFilesize
4.8MB
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memory/1636-57-0x00000000027E0000-0x0000000002CAA000-memory.dmpFilesize
4.8MB
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memory/1636-60-0x0000000000400000-0x0000000000AE9000-memory.dmpFilesize
6.9MB
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memory/1636-58-0x00000000027E0000-0x0000000002B78000-memory.dmpFilesize
3.6MB
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memory/1768-59-0x0000000000000000-mapping.dmp
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memory/1996-62-0x000007FEFBD41000-0x000007FEFBD43000-memory.dmpFilesize
8KB
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memory/1996-61-0x0000000000000000-mapping.dmp