Analysis
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max time kernel
149s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 04:25
Static task
static1
Behavioral task
behavioral1
Sample
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe
Resource
win10v2004-20240508-en
General
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Target
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe
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Size
4.1MB
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MD5
22653bfc2c798c2fed87053b8a24cda7
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SHA1
90b5198e410c3eaa90a09781912bb9d3f6bb3272
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SHA256
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484
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SHA512
f1447d0753418c709027a645a26d0ae32ef2ac22162068e7383781f07152c0d3554084e10a81ecacf2274bcb8104052d7327d0927bd4735a50b5e7ef3fc6e790
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SSDEEP
98304:B96GAmuNBigEkoqfZTwC6uGlBZNljS4jcW:BI9hoq9wC6uGlB/xgW
Malware Config
Signatures
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Glupteba payload 20 IoCs
Processes:
resource yara_rule behavioral1/memory/224-2-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/224-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/224-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/224-56-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/416-59-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/416-138-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-216-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/416-222-0x0000000002A20000-0x0000000002E1E000-memory.dmp family_glupteba behavioral1/memory/3688-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-262-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3688-265-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 4632 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 3688 csrss.exe 3752 injector.exe 4488 windefender.exe 2740 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x0009000000023431-225.dat upx behavioral1/memory/4488-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2740-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4488-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2740-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2740-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
csrss.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.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 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 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:
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe -
Drops file in Windows directory 4 IoCs
Processes:
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe File created C:\Windows\rss\csrss.exe 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 3940 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2188 powershell.exe 4252 powershell.exe 2020 powershell.exe 3928 powershell.exe 1028 powershell.exe 2328 powershell.exe 1620 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 2136 schtasks.exe 2196 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.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\@tzres.dll,-2162 = "Altai Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.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\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.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,-51 = "Greenland Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.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\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.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,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exepowershell.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 2020 powershell.exe 2020 powershell.exe 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 3928 powershell.exe 3928 powershell.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 1028 powershell.exe 1028 powershell.exe 2328 powershell.exe 2328 powershell.exe 1620 powershell.exe 1620 powershell.exe 2188 powershell.exe 2188 powershell.exe 4252 powershell.exe 4252 powershell.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3688 csrss.exe 3688 csrss.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3688 csrss.exe 3688 csrss.exe 3752 injector.exe 3752 injector.exe 3688 csrss.exe 3688 csrss.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 2020 powershell.exe Token: SeDebugPrivilege 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Token: SeImpersonatePrivilege 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 1028 powershell.exe Token: SeDebugPrivilege 2328 powershell.exe Token: SeDebugPrivilege 1620 powershell.exe Token: SeDebugPrivilege 2188 powershell.exe Token: SeDebugPrivilege 4252 powershell.exe Token: SeSystemEnvironmentPrivilege 3688 csrss.exe Token: SeSecurityPrivilege 3940 sc.exe Token: SeSecurityPrivilege 3940 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 224 wrote to memory of 2020 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 87 PID 224 wrote to memory of 2020 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 87 PID 224 wrote to memory of 2020 224 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 87 PID 416 wrote to memory of 3928 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 98 PID 416 wrote to memory of 3928 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 98 PID 416 wrote to memory of 3928 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 98 PID 416 wrote to memory of 2776 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 101 PID 416 wrote to memory of 2776 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 101 PID 2776 wrote to memory of 4632 2776 cmd.exe 103 PID 2776 wrote to memory of 4632 2776 cmd.exe 103 PID 416 wrote to memory of 1028 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 104 PID 416 wrote to memory of 1028 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 104 PID 416 wrote to memory of 1028 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 104 PID 416 wrote to memory of 2328 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 106 PID 416 wrote to memory of 2328 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 106 PID 416 wrote to memory of 2328 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 106 PID 416 wrote to memory of 3688 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 108 PID 416 wrote to memory of 3688 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 108 PID 416 wrote to memory of 3688 416 2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe 108 PID 3688 wrote to memory of 1620 3688 csrss.exe 109 PID 3688 wrote to memory of 1620 3688 csrss.exe 109 PID 3688 wrote to memory of 1620 3688 csrss.exe 109 PID 3688 wrote to memory of 2188 3688 csrss.exe 115 PID 3688 wrote to memory of 2188 3688 csrss.exe 115 PID 3688 wrote to memory of 2188 3688 csrss.exe 115 PID 3688 wrote to memory of 4252 3688 csrss.exe 117 PID 3688 wrote to memory of 4252 3688 csrss.exe 117 PID 3688 wrote to memory of 4252 3688 csrss.exe 117 PID 3688 wrote to memory of 3752 3688 csrss.exe 119 PID 3688 wrote to memory of 3752 3688 csrss.exe 119 PID 4488 wrote to memory of 944 4488 windefender.exe 126 PID 4488 wrote to memory of 944 4488 windefender.exe 126 PID 4488 wrote to memory of 944 4488 windefender.exe 126 PID 944 wrote to memory of 3940 944 cmd.exe 128 PID 944 wrote to memory of 3940 944 cmd.exe 128 PID 944 wrote to memory of 3940 944 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\2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe"C:\Users\Admin\AppData\Local\Temp\2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2020
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C:\Users\Admin\AppData\Local\Temp\2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.exe"C:\Users\Admin\AppData\Local\Temp\2dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484.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:416 -
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:3928
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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:2776 -
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:4632
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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:1028
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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:2328
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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:3688 -
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:1620
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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:2136
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3596
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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:2188
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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:4252
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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:3752
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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:2196
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4488 -
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:944 -
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:3940
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2740
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
MD53317a2c2d85cab2f90030b99e06a80dd
SHA1d7cad0072f46d6e79eb7395fc1f637903ab9a0c1
SHA256dd587a508079060a6cc0daacc0eb856fd045abe387fd8fcabe568316c802762f
SHA5123fb927477bc367c47ae2f67a1f2a1e636bab837a5478d47f8949cb2ee4d1d9dc8ecc314625d0e4785013c73c351a62c56d92c42612bf4cb9d6c211de0760a582
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57cbecde2f2402ceca9038343b6913436
SHA1f00a9ac6b3d9c1d283ef28ea95b5325c2cf0056e
SHA256d8e04c6f4cf42db0c75d3edb9f7a43bef482e070664a3d54e5a5efe03b99066e
SHA51272356c7c639ddc39376079508fa68ac48a7b29d9ac9e926e22f973fcaa02788cd166e5d72ffdb498f4d4b6586a8dbed26eac3960b95d7a05e7c8939196c89f0a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5676d31ab156a91251afdd9dba713ad52
SHA1638bd8464903bf1f7744f6ab86c2350c62e34cfd
SHA256673f9196c3a1cbcbae5301c66d9d934a710c4bec40390cc280b1d6a8dd7132de
SHA5126460a2bdd50c245dc3d4d04d49bce375913977331574d9a2cb39555b9147c6bf55cc183e4bff7cf4b359dc7cbd7aae6f6205a526603a28d6a4a6b0915a5d9d6c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5688c0cfbb17a2c4b85dd01c544283eb2
SHA17f099a705a9bc8ea27ce169c586c29f361c2d690
SHA2568768d92f1615f50affbf4de332fc34cda814b5fd0dcfe531d0b86f5e88641aab
SHA51290ba467ea28251c4c0c672c4dd5bb3e356fafebf97b8012d094d9468a65a1549c3a76d846bb98d88355791ae24fe3bfcc82ccf22497613fc9e1c5f165c10fe69
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5332dfa1ebda33d26a70bd74f03d2b776
SHA1dbf713bb30d805d818eeb2a2ead0850f85cafc52
SHA2567a1a063e0419beaebc83d899a6121a37d08edbfcf65b8b327979a3d3e6d091f5
SHA512b01163f7687979ec63cb57f9200a7a788b3d502a55e66f963598e9a05f257a2713885ef4658762d93e2ed855195d2680b21a5adf71abbd44c0015e863c7fd2b4
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Filesize
4.1MB
MD522653bfc2c798c2fed87053b8a24cda7
SHA190b5198e410c3eaa90a09781912bb9d3f6bb3272
SHA2562dabcad7b584c7ea2ad31f2f3d2d85c67320853aaeb732fd05f56dda6e6a5484
SHA512f1447d0753418c709027a645a26d0ae32ef2ac22162068e7383781f07152c0d3554084e10a81ecacf2274bcb8104052d7327d0927bd4735a50b5e7ef3fc6e790
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec