Analysis
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max time kernel
149s -
max time network
146s -
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 21:45
Static task
static1
Behavioral task
behavioral1
Sample
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe
Resource
win10v2004-20240426-en
General
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Target
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe
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Size
4.1MB
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MD5
18bfa46931ddf3f2de0945455ae82a96
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SHA1
3b1a516d5721fe0317b8b9fe6ba3a4506cedfd8a
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SHA256
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba
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SHA512
f1ab1cd299cf157efa84016ae14e75c64134a257a2bae4e278a9f55e56648a94e501ba54919d93c226dd06cf395adefc804dcc35e7eecd7b3c1e056eb1660178
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SSDEEP
98304:8X33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rI:8XPWAwQyCdJYw8KggI
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/1448-2-0x0000000004930000-0x000000000521B000-memory.dmp family_glupteba behavioral1/memory/1448-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3292-131-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1448-169-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1448-208-0x0000000004930000-0x000000000521B000-memory.dmp family_glupteba behavioral1/memory/1448-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1788-216-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-226-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-229-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-232-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-234-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-238-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-241-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-244-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-247-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-249-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-253-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-256-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/1788-259-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 1540 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 1788 csrss.exe 380 injector.exe 4112 windefender.exe 3588 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x00080000000233fc-219.dat upx behavioral1/memory/4112-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3588-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4112-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3588-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3588-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.execsrss.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\"" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process 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 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 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 -
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:
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe -
Drops file in Windows directory 4 IoCs
Processes:
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.execsrss.exedescription ioc Process File created C:\Windows\rss\csrss.exe 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 2388 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 3448 powershell.exe 2028 powershell.exe 4592 powershell.exe 1884 powershell.exe 1404 powershell.exe 2216 powershell.exe 3216 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 5084 schtasks.exe 3936 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exe5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.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\CA powershell.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\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exepowershell.exe5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 3448 powershell.exe 3448 powershell.exe 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 2028 powershell.exe 2028 powershell.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 4592 powershell.exe 4592 powershell.exe 1884 powershell.exe 1884 powershell.exe 1404 powershell.exe 1404 powershell.exe 1404 powershell.exe 2216 powershell.exe 2216 powershell.exe 2216 powershell.exe 3216 powershell.exe 3216 powershell.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 1788 csrss.exe 1788 csrss.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 1788 csrss.exe 1788 csrss.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 1788 csrss.exe 1788 csrss.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe 380 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 3448 powershell.exe Token: SeDebugPrivilege 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Token: SeImpersonatePrivilege 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe Token: SeDebugPrivilege 2028 powershell.exe Token: SeDebugPrivilege 4592 powershell.exe Token: SeDebugPrivilege 1884 powershell.exe Token: SeDebugPrivilege 1404 powershell.exe Token: SeDebugPrivilege 2216 powershell.exe Token: SeDebugPrivilege 3216 powershell.exe Token: SeSystemEnvironmentPrivilege 1788 csrss.exe Token: SeSecurityPrivilege 2388 sc.exe Token: SeSecurityPrivilege 2388 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 1448 wrote to memory of 3448 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 84 PID 1448 wrote to memory of 3448 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 84 PID 1448 wrote to memory of 3448 1448 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 84 PID 3292 wrote to memory of 2028 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 93 PID 3292 wrote to memory of 2028 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 93 PID 3292 wrote to memory of 2028 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 93 PID 3292 wrote to memory of 2516 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 98 PID 3292 wrote to memory of 2516 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 98 PID 2516 wrote to memory of 1540 2516 cmd.exe 100 PID 2516 wrote to memory of 1540 2516 cmd.exe 100 PID 3292 wrote to memory of 4592 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 101 PID 3292 wrote to memory of 4592 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 101 PID 3292 wrote to memory of 4592 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 101 PID 3292 wrote to memory of 1884 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 103 PID 3292 wrote to memory of 1884 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 103 PID 3292 wrote to memory of 1884 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 103 PID 3292 wrote to memory of 1788 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 107 PID 3292 wrote to memory of 1788 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 107 PID 3292 wrote to memory of 1788 3292 5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe 107 PID 1788 wrote to memory of 1404 1788 csrss.exe 108 PID 1788 wrote to memory of 1404 1788 csrss.exe 108 PID 1788 wrote to memory of 1404 1788 csrss.exe 108 PID 1788 wrote to memory of 2216 1788 csrss.exe 114 PID 1788 wrote to memory of 2216 1788 csrss.exe 114 PID 1788 wrote to memory of 2216 1788 csrss.exe 114 PID 1788 wrote to memory of 3216 1788 csrss.exe 116 PID 1788 wrote to memory of 3216 1788 csrss.exe 116 PID 1788 wrote to memory of 3216 1788 csrss.exe 116 PID 1788 wrote to memory of 380 1788 csrss.exe 118 PID 1788 wrote to memory of 380 1788 csrss.exe 118 PID 4112 wrote to memory of 4060 4112 windefender.exe 124 PID 4112 wrote to memory of 4060 4112 windefender.exe 124 PID 4112 wrote to memory of 4060 4112 windefender.exe 124 PID 4060 wrote to memory of 2388 4060 cmd.exe 125 PID 4060 wrote to memory of 2388 4060 cmd.exe 125 PID 4060 wrote to memory of 2388 4060 cmd.exe 125 -
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\5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe"C:\Users\Admin\AppData\Local\Temp\5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3448
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C:\Users\Admin\AppData\Local\Temp\5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.exe"C:\Users\Admin\AppData\Local\Temp\5c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba.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:3292 -
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:2028
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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:2516 -
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:1540
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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:4592
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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:1884
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788 -
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:1404
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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:5084
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2224
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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:2216
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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:3216
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:380
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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:3936
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4112 -
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⤵
- Suspicious use of WriteProcessMemory
PID:4060 -
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
- Suspicious use of AdjustPrivilegeToken
PID:2388
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3588
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
MD54bc711167a8a651c8a6ec80538856a77
SHA1c048667d3767abaeb65fc469d3244dac631fed3c
SHA25642200a4f952a52a6ea1f74f50dca2372802e9a6e129c96f6ace4f2de75884279
SHA512f675637cd8214ec842505f8fb87a2f7e574913a262d4a4f019e4873f31a2f34fb6ae957ccc5bd8316327c37f62a75c513aff32232a32a195c6ed253a5bc3c032
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a666f820b7da3f490c0ed2b0c243b135
SHA10c1dd12f1955a136be20c0327825c531c5d7d96b
SHA25617b4c12dbac44024d1cd9f7faf1467172903489ac55d86b3268e0a7c5ff2295a
SHA512d544c324d52ed26c5b685ebadf04bb4a7c2cd5d0fe7ef1f0fbbf90f828e1fabcc2112bb99217ab5095a6fdbc16f7b304055e517f93a42160e0403a8b86740ed8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fc16380e00228b307df5e3bacb27c54b
SHA1af752936282bf33287deca424e8395c6d3ff54f5
SHA25650a339978c044cfb15496db2420d0eaefec5622e3beb489362ee0f6305218a6a
SHA5122bbe45aa67f70e8183365aa2bbdd2c9cd7149f177210fbf1b75ee56560e686afdb7d9d3e7685f38d47b442ded9d342af660b6d7d7434ae944288cf485297eff8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD570ef52b15b874fe2844d540df8c62c87
SHA1cdc35fa96cbc897806af289dc65790143526da8b
SHA25618bad528d29da1b06b043f10d20e00393598e336dd7181bcbb97a3e30c55740a
SHA512f19385eb3314104179e1fe78434b890ee2315b026ae2b42f76b45ffae7b7d25c805bb31e435fd3d578dde7bdc6ead580f654e422da40042ae503b3827bcaa351
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD592b84a4169e9a8a891afda5cdfc7ac1b
SHA1473d656f195c3ff70e9bfca2c01dd437de47e1a8
SHA256c80a07cb1e28dbfeedc119bd874948423df887a46e1b42f60cc0f2b07a4d51eb
SHA5124c576aa2f6b26c8c5a95f09edf6b81bfb49da08542c4992918f853a3b193c43b0856085dc9aa8d441bc3c0daf3580b383dc306201eaf56f12c24f344058d1069
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Filesize
4.1MB
MD518bfa46931ddf3f2de0945455ae82a96
SHA13b1a516d5721fe0317b8b9fe6ba3a4506cedfd8a
SHA2565c3c8aede0a1d16af59e5204db0b2a11b1c92d6d189f6ef44267a54072569bba
SHA512f1ab1cd299cf157efa84016ae14e75c64134a257a2bae4e278a9f55e56648a94e501ba54919d93c226dd06cf395adefc804dcc35e7eecd7b3c1e056eb1660178
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec