Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 21:51
Static task
static1
Behavioral task
behavioral1
Sample
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe
Resource
win7-20240419-en
General
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Target
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe
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Size
4.1MB
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MD5
b784a3fd5fdf22523b74e62cfa76a23f
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SHA1
1cee754951083efbe6f65a01bd34844ce8b5a874
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SHA256
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2
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SHA512
4d21e4f73f6da2eac324341afe7b080610001a91d81f33d3b10b39108e8383050360acd5d21858afbebaa079e70a8d3d4f0e2f70d0c1a3eaf0bf294723fea795
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SSDEEP
98304:kX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rJ:kXPWAwQyCdJYw8KggJ
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral2/memory/5036-2-0x00000000048B0000-0x000000000519B000-memory.dmp family_glupteba behavioral2/memory/5036-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5036-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5036-56-0x00000000048B0000-0x000000000519B000-memory.dmp family_glupteba behavioral2/memory/5036-53-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1768-158-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-218-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-229-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-232-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-234-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-237-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-241-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-244-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-247-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-249-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-252-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-256-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-259-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2896-261-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 4640 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2896 csrss.exe 3740 injector.exe 2200 windefender.exe 4188 windefender.exe -
Processes:
resource yara_rule behavioral2/files/0x00080000000233fc-221.dat upx behavioral2/memory/2200-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4188-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2200-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4188-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4188-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 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 -
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:
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exedescription ioc Process 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 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe File created C:\Windows\rss\csrss.exe 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 1572 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 872 powershell.exe 4068 powershell.exe 372 powershell.exe 3540 powershell.exe 2624 powershell.exe 3140 powershell.exe 4204 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 1444 schtasks.exe 4072 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.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,-449 = "Azerbaijan Standard Time" windefender.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\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.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,-2181 = "Astrakhan Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.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\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.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,-2412 = "Marquesas 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" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exepowershell.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 2624 powershell.exe 2624 powershell.exe 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 3140 powershell.exe 3140 powershell.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 4204 powershell.exe 4204 powershell.exe 872 powershell.exe 872 powershell.exe 4068 powershell.exe 4068 powershell.exe 372 powershell.exe 372 powershell.exe 3540 powershell.exe 3540 powershell.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 2896 csrss.exe 2896 csrss.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 2896 csrss.exe 2896 csrss.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 2896 csrss.exe 2896 csrss.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe 3740 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Token: SeImpersonatePrivilege 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe Token: SeDebugPrivilege 3140 powershell.exe Token: SeDebugPrivilege 4204 powershell.exe Token: SeDebugPrivilege 872 powershell.exe Token: SeDebugPrivilege 4068 powershell.exe Token: SeDebugPrivilege 372 powershell.exe Token: SeDebugPrivilege 3540 powershell.exe Token: SeSystemEnvironmentPrivilege 2896 csrss.exe Token: SeSecurityPrivilege 1572 sc.exe Token: SeSecurityPrivilege 1572 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 5036 wrote to memory of 2624 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 86 PID 5036 wrote to memory of 2624 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 86 PID 5036 wrote to memory of 2624 5036 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 86 PID 1768 wrote to memory of 3140 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 96 PID 1768 wrote to memory of 3140 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 96 PID 1768 wrote to memory of 3140 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 96 PID 1768 wrote to memory of 4636 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 100 PID 1768 wrote to memory of 4636 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 100 PID 4636 wrote to memory of 4640 4636 cmd.exe 102 PID 4636 wrote to memory of 4640 4636 cmd.exe 102 PID 1768 wrote to memory of 4204 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 104 PID 1768 wrote to memory of 4204 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 104 PID 1768 wrote to memory of 4204 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 104 PID 1768 wrote to memory of 872 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 106 PID 1768 wrote to memory of 872 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 106 PID 1768 wrote to memory of 872 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 106 PID 1768 wrote to memory of 2896 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 108 PID 1768 wrote to memory of 2896 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 108 PID 1768 wrote to memory of 2896 1768 9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe 108 PID 2896 wrote to memory of 4068 2896 csrss.exe 109 PID 2896 wrote to memory of 4068 2896 csrss.exe 109 PID 2896 wrote to memory of 4068 2896 csrss.exe 109 PID 2896 wrote to memory of 372 2896 csrss.exe 114 PID 2896 wrote to memory of 372 2896 csrss.exe 114 PID 2896 wrote to memory of 372 2896 csrss.exe 114 PID 2896 wrote to memory of 3540 2896 csrss.exe 117 PID 2896 wrote to memory of 3540 2896 csrss.exe 117 PID 2896 wrote to memory of 3540 2896 csrss.exe 117 PID 2896 wrote to memory of 3740 2896 csrss.exe 119 PID 2896 wrote to memory of 3740 2896 csrss.exe 119 PID 2200 wrote to memory of 768 2200 windefender.exe 127 PID 2200 wrote to memory of 768 2200 windefender.exe 127 PID 2200 wrote to memory of 768 2200 windefender.exe 127 PID 768 wrote to memory of 1572 768 cmd.exe 128 PID 768 wrote to memory of 1572 768 cmd.exe 128 PID 768 wrote to memory of 1572 768 cmd.exe 128 -
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\9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe"C:\Users\Admin\AppData\Local\Temp\9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2624
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C:\Users\Admin\AppData\Local\Temp\9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.exe"C:\Users\Admin\AppData\Local\Temp\9ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2.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:1768 -
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:3140
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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:4636 -
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:4640
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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:4204
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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:872
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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:2896 -
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:4068
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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:1444
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2104
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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:372
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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:3540
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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:3740
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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:4072
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2200 -
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:768 -
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:1572
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4188
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5da5e836f04d4d3d6d206e567c8e874bb
SHA1a87bc6d32de7220c7ec743cfce80047723cba691
SHA25601502e542dcda6d6cbddfb7cf44bc7e8759acca87dc65457934806988ca9aa88
SHA512ef964808541c5d2e4fb3ac713d299bf07f3b859b8e99e656eb1d58e2582ad4ccf2ef14a4f8430468638edd1c6ed86f2e25d971bb5f9a9cc0c85122a948f46e53
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f5d68f45f507f3f0d86be2914f5f8d87
SHA17df335e064503e9d2f06dfbe6b11464f4ba78f1b
SHA256dd67ad3937166f3a6bc36bd777c34fb51335e48aba7c7d9182dbf9c9c78e2a06
SHA51207fd38bd494721f21afa9a5c5bd0066ab65b882165019866c68787e8385f5185e46959edc3f1eb9ceb47c88ed0da92cf31485ce636480180db81392c99fb9adb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54ad3cafe23725c4dd8c3fc3cbddbe161
SHA1798e3715b0151382e3a956989ac07bbfdd67f0f8
SHA2563323052b06e4334618c5dea0c221400f1a90e9112145faf4333631fb1ef4aaca
SHA512be4eca43009c777b187df0ffbce7e212b8a1c0d5f745f7ca0cb1b4e89f797369e0cac263edc8eee9734da5cf091d10a870f060cdd46bc781896609cea45d0dc8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5913206a9c0482754f89b6baa8584951f
SHA1a9906db387586ba97c47fed371fdfd215260f52d
SHA256b575ccd6480e8b83bd385f041dbe98c04ed440829f844e8df27907f15c6b6ae2
SHA51204e90d53a70afd4f30cbaddd13a8a1ff085d8979cad54dec437c34d6ed9c4f69accb579a482c3cbc7870e30fb87c33fdf27d0596c10e8e843a8ce5255f91e096
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e5c6277a961c5da2e4276454178d3724
SHA1d739f3446b1f0a0f1d95a2373900478d91859cb9
SHA2565650eee8f4cc6fa984416e388eb11187fbf94ef556b9ecff402e59bf43645218
SHA512ec83c619da743d2372df8ab81a4bbd5dfa148019f4fce403280f92b2bda89a993f49b423a7057bf912835c2b5a684a6d488a4892054004a362fe5b507b3f5faa
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Filesize
4.1MB
MD5b784a3fd5fdf22523b74e62cfa76a23f
SHA11cee754951083efbe6f65a01bd34844ce8b5a874
SHA2569ef078c3fe1cf6d52966304c89ad98707bc3427a30a2385620b37612f7138ff2
SHA5124d21e4f73f6da2eac324341afe7b080610001a91d81f33d3b10b39108e8383050360acd5d21858afbebaa079e70a8d3d4f0e2f70d0c1a3eaf0bf294723fea795
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec