Analysis
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max time kernel
13s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 21:46
Static task
static1
Behavioral task
behavioral1
Sample
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe
Resource
win10v2004-20240426-en
General
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Target
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe
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Size
4.1MB
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MD5
3b0ad8c3fd9cad26b6c8df60d7ddf921
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SHA1
66ec4c14a25dcb5f14819cb2d6e118bf7d52dfc2
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SHA256
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126
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SHA512
29dc10c9a28fd3520d164a8e0385cb17883865cd1ddcd7801e96a298a1213002ce0e83cc16f45c24d2644ea3b6eac31f0d61355a73e7dd1adf4fd5bc7d74da28
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SSDEEP
98304:kX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rR:kXPWAwQyCdJYw8KggR
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/3508-2-0x0000000004A90000-0x000000000537B000-memory.dmp family_glupteba behavioral1/memory/3508-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-57-0x0000000004A90000-0x000000000537B000-memory.dmp family_glupteba behavioral1/memory/3508-54-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1388-202-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-220-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-231-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-234-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-237-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-240-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-243-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-246-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-249-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-252-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-255-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-258-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-261-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5000-264-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 3780 netsh.exe -
Executes dropped EXE 1 IoCs
Processes:
csrss.exepid Process 5000 csrss.exe -
Processes:
resource yara_rule behavioral1/files/0x00080000000233ea-225.dat upx behavioral1/memory/4584-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3924-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4584-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3924-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3924-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.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 System32 directory 5 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe -
Drops file in Windows directory 2 IoCs
Processes:
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exedescription ioc Process File created C:\Windows\rss\csrss.exe d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe File opened for modification C:\Windows\rss d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 1556 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2376 powershell.exe 3872 powershell.exe 4636 powershell.exe 2052 powershell.exe 964 powershell.exe 4228 powershell.exe 2156 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2456 schtasks.exe 3884 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exed0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exepowershell.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe -
Suspicious behavior: EnumeratesProcesses 24 IoCs
Processes:
powershell.exed0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exepowershell.exed0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 4228 powershell.exe 4228 powershell.exe 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 2156 powershell.exe 2156 powershell.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 2376 powershell.exe 2376 powershell.exe 3872 powershell.exe 3872 powershell.exe 4636 powershell.exe 4636 powershell.exe 2052 powershell.exe 2052 powershell.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
Processes:
powershell.exed0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 4228 powershell.exe Token: SeDebugPrivilege 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Token: SeImpersonatePrivilege 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe Token: SeDebugPrivilege 2156 powershell.exe Token: SeDebugPrivilege 2376 powershell.exe Token: SeDebugPrivilege 3872 powershell.exe Token: SeDebugPrivilege 4636 powershell.exe Token: SeDebugPrivilege 2052 powershell.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exed0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.execmd.execsrss.exedescription pid Process procid_target PID 3508 wrote to memory of 4228 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 83 PID 3508 wrote to memory of 4228 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 83 PID 3508 wrote to memory of 4228 3508 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 83 PID 1388 wrote to memory of 2156 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 94 PID 1388 wrote to memory of 2156 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 94 PID 1388 wrote to memory of 2156 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 94 PID 1388 wrote to memory of 4716 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 96 PID 1388 wrote to memory of 4716 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 96 PID 4716 wrote to memory of 3780 4716 cmd.exe 98 PID 4716 wrote to memory of 3780 4716 cmd.exe 98 PID 1388 wrote to memory of 2376 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 101 PID 1388 wrote to memory of 2376 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 101 PID 1388 wrote to memory of 2376 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 101 PID 1388 wrote to memory of 3872 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 121 PID 1388 wrote to memory of 3872 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 121 PID 1388 wrote to memory of 3872 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 121 PID 1388 wrote to memory of 5000 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 105 PID 1388 wrote to memory of 5000 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 105 PID 1388 wrote to memory of 5000 1388 d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe 105 PID 5000 wrote to memory of 4636 5000 csrss.exe 106 PID 5000 wrote to memory of 4636 5000 csrss.exe 106 PID 5000 wrote to memory of 4636 5000 csrss.exe 106 PID 5000 wrote to memory of 2052 5000 csrss.exe 112 PID 5000 wrote to memory of 2052 5000 csrss.exe 112 PID 5000 wrote to memory of 2052 5000 csrss.exe 112 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe"C:\Users\Admin\AppData\Local\Temp\d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4228
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C:\Users\Admin\AppData\Local\Temp\d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe"C:\Users\Admin\AppData\Local\Temp\d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2156
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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
PID:4716 -
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
PID:3780
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2376
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3872
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5000 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4636
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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)
PID:3884
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:244
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2052
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Command and Scripting Interpreter: PowerShell
PID:964
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵PID:100
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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)
PID:2456
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:4584
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C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:3872
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C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵PID:4820
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C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
PID:1556
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:3924
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5537dcc5a7e9ea59a4cb0af482dbc1c07
SHA1fc7b47f069bbde175a3dcf3ae862b4f49a41b8f9
SHA256b5978085765bf397d0201e48d21bad86442ca6283a4c148deda7da52e7762e27
SHA512192a86919090ac6c5f5abeccfd9ce121ccba6df615ad9669436f451ce036c3e951abddf1b706bd6c0ccc2b956f1f4cac221d4623e38b180150c423db8d2afeff
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e378c0ee588bd04b4c1e961e07ace0d8
SHA1e7f0aac94210b1b0194e0b9944c71a6337ffe3e6
SHA2565d4a806da25174c11d486124b1ced7c1b9912bab185d4d0164846c7975df2d3e
SHA512ff17169d4e35712e49c3d83bbce0ef86a63256a761b04145ca7e653d5a27cbcc2afe63b4477caf5f9c3a7b0e310f01d8058c66e2274539dffeb163fd23967bf6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56e026114d7c794627d654ad8519ef7ff
SHA1e53af1156210fac5b0748991b25fe6a9b067ee4c
SHA25653ab5014b8e65917aaedc44eca498e5d2a770d3b9e9c446e9d481997f428a3d9
SHA512614555db2ca55c1f91b02e52b85f77f7950719410c7be7da833b0190949691e7ca14a57d4860318b685abc33fceb23c7fcde41a7637c482b9dfcfab3e5b6c32a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52391a0c5d81db3f66c4e77ce89603242
SHA18056cc4ae907f5f9b8714277a20eb4dc02bfb3e7
SHA25662257addd8aac7daa7343e60b0b368ec0f5e40ef522e3f0a206fa86e0b680b63
SHA5125783d493da6ec9faccc0e1a8966f9ec80d29f26f6dc9b68a29e19732f78a57d65c21993cbb15470fc5b8b75fa453dc017e92de2b2dbfb80e97050c491f7dfc24
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD513abcfcfc52c779419a210d783a4c7d6
SHA1d285cb7cb74fbaf05f3ee35fa5a85352f7f14b4e
SHA2567c8597a47ae1ff211a81ee2363b0bf2e0339e90dc494829d557a45d81f63d286
SHA51218c5295d42ce86f7584f47210f888288038f33ed5c08e466b4f512f24c746057147b37ec9e0970f3a5eda1005d3a0ead2c95adfb005ac7da549faca6c4dc1bf2
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Filesize
4.1MB
MD53b0ad8c3fd9cad26b6c8df60d7ddf921
SHA166ec4c14a25dcb5f14819cb2d6e118bf7d52dfc2
SHA256d0d81b8dae436f572bc031f40551b0e0efe984b61084f4600653e63bc9966126
SHA51229dc10c9a28fd3520d164a8e0385cb17883865cd1ddcd7801e96a298a1213002ce0e83cc16f45c24d2644ea3b6eac31f0d61355a73e7dd1adf4fd5bc7d74da28
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec