Analysis
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max time kernel
147s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07-06-2023 00:41
Static task
static1
General
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Target
d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe
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Size
4.2MB
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MD5
9129b3fe7fd6f55bb4876eb4e3113c4d
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SHA1
f18ce9fa38bde4f5c7eef29c8a8031d64ddbee6b
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SHA256
d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645
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SHA512
478c182e2d88903661079b825eef75ea18dd937ae246ad7394de76145c03a151ceec3251cca3267746fceeb74ea784db933294ffbdf0c4143e9f219b59fa35f8
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SSDEEP
98304:Ufj1qqJsKF48d0lq1tWEW7hhcbSAW+/YMXAe530ShV2WySKP:Y9a8dPCj3cbSm55002b/P
Malware Config
Signatures
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Glupteba payload 14 IoCs
Processes:
resource yara_rule behavioral1/memory/4636-134-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral1/memory/4636-173-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4636-203-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4624-208-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4624-264-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-307-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-353-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-363-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-366-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-369-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-371-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-375-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-378-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba behavioral1/memory/4224-387-0x0000000000400000-0x00000000030D0000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Executes dropped EXE 5 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exef801950a962ddba14caaa44bf084b55c.exepid process 4224 csrss.exe 1316 injector.exe 1852 windefender.exe 4812 windefender.exe 3276 f801950a962ddba14caaa44bf084b55c.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx C:\Windows\windefender.exe upx behavioral1/memory/1852-359-0x0000000000400000-0x00000000008DF000-memory.dmp upx C:\Windows\windefender.exe upx behavioral1/memory/1852-361-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4812-362-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4812-372-0x0000000000400000-0x00000000008DF000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe upx C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe upx behavioral1/memory/3276-385-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4812-386-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3276-389-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/3276-391-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
csrss.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exedescription ioc process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe File created C:\Windows\rss\csrss.exe d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe File created 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 2116 sc.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 3948 schtasks.exe 1896 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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\1e\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\1e\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\1e\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.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\1e\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exepowershell.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 4132 powershell.exe 4132 powershell.exe 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 336 powershell.exe 336 powershell.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe 5024 powershell.exe 5024 powershell.exe 3548 powershell.exe 3548 powershell.exe 1648 powershell.exe 1648 powershell.exe 3764 powershell.exe 3764 powershell.exe 640 powershell.exe 640 powershell.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 4224 csrss.exe 4224 csrss.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 4224 csrss.exe 4224 csrss.exe 1316 injector.exe 1316 injector.exe 4224 csrss.exe 4224 csrss.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe 1316 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 4132 powershell.exe Token: SeDebugPrivilege 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Token: SeImpersonatePrivilege 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe Token: SeDebugPrivilege 336 powershell.exe Token: SeDebugPrivilege 5024 powershell.exe Token: SeDebugPrivilege 3548 powershell.exe Token: SeDebugPrivilege 1648 powershell.exe Token: SeDebugPrivilege 3764 powershell.exe Token: SeDebugPrivilege 640 powershell.exe Token: SeSystemEnvironmentPrivilege 4224 csrss.exe Token: SeSecurityPrivilege 2116 sc.exe Token: SeSecurityPrivilege 2116 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exed0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 4636 wrote to memory of 4132 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4636 wrote to memory of 4132 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4636 wrote to memory of 4132 4636 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 336 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 336 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 336 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 3412 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe cmd.exe PID 4624 wrote to memory of 3412 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe cmd.exe PID 3412 wrote to memory of 4656 3412 cmd.exe netsh.exe PID 3412 wrote to memory of 4656 3412 cmd.exe netsh.exe PID 4624 wrote to memory of 5024 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 5024 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 5024 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 3548 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 3548 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 3548 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe powershell.exe PID 4624 wrote to memory of 4224 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe csrss.exe PID 4624 wrote to memory of 4224 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe csrss.exe PID 4624 wrote to memory of 4224 4624 d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe csrss.exe PID 4224 wrote to memory of 1648 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 1648 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 1648 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 3764 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 3764 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 3764 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 640 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 640 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 640 4224 csrss.exe powershell.exe PID 4224 wrote to memory of 1316 4224 csrss.exe injector.exe PID 4224 wrote to memory of 1316 4224 csrss.exe injector.exe PID 1852 wrote to memory of 4736 1852 windefender.exe cmd.exe PID 1852 wrote to memory of 4736 1852 windefender.exe cmd.exe PID 1852 wrote to memory of 4736 1852 windefender.exe cmd.exe PID 4736 wrote to memory of 2116 4736 cmd.exe sc.exe PID 4736 wrote to memory of 2116 4736 cmd.exe sc.exe PID 4736 wrote to memory of 2116 4736 cmd.exe sc.exe PID 4224 wrote to memory of 3276 4224 csrss.exe f801950a962ddba14caaa44bf084b55c.exe PID 4224 wrote to memory of 3276 4224 csrss.exe f801950a962ddba14caaa44bf084b55c.exe PID 4224 wrote to memory of 3276 4224 csrss.exe f801950a962ddba14caaa44bf084b55c.exe -
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\d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe"C:\Users\Admin\AppData\Local\Temp\d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4132
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C:\Users\Admin\AppData\Local\Temp\d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.exe"C:\Users\Admin\AppData\Local\Temp\d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645.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:4624 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:336
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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:3412 -
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:4656
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5024
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3548
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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:4224 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1648
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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:3948
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2152
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3764
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:640
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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:1316
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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:1896
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1852 -
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:4736 -
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:2116
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:3276 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:2864
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:3180
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4812
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD56485c79fd12deaadfbd4ace9a4159b50
SHA129262899d7e2ab0f6af0c18fe5edf8f573c9b77d
SHA256b1a5c52a9aabe87666e9f3658893e81e72416703dc32ccbc2e4bba3e7835b59c
SHA5125db859ef88bd73f95934026c9f39b5bf4e7b27eca34a55258b66c68314817d29b359b641ffe824f3fc8a8bd0d94dec417154be18be0fdd997273c090aac01df5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cc61a13a627444d9654a72d8e2c6c6df
SHA105ad99019c85009ad251701b5f4dcb2b4affd693
SHA256e850c014ab626425d18b76d1f099970ad378ad0e6da7ce520fe19f1b074fae6f
SHA5127933b44de4f842bbf07f6f0439132b71078e9117c5fe49cdfa2316337179ea20a9221329827af32778a6e2ba9dd0d216806f862f8f4b9e8ca2d49cfa67e79386
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD571deb5371c5b4ecb6cb3cdd5c6655871
SHA12f756c5274eb3b201a35ca505e3477b329bfa5ab
SHA256d1674f5bf160aec7b4efb9a703596768dadd76177c74b02d501206289080af21
SHA51212592384ed3d8d6bf227cca17e7badbd43c1849919ca12cb1360d87742cfe85174268ade173066afa09a9f05259a4a137336a833869c9bc6283c1634826e8f18
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577ca180dee9a8e19e827b6ca0860d2bb
SHA1e3ea6c761ee1f834225bbba41c950888828b007c
SHA256d1976feb08366ed885f954c0440b71001eb901664e7ab1ce73b506b2256ee84e
SHA5120756ee4fb67910db38dc51b5912cb83406a88f5ef016b6d1acf7a343331af4b9a6e90888453b798163ff70d4a4bb6c23d6cad2f9928337f23bef4aa2a921571d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD500be3c4242592dfa17404d0e1d1e9542
SHA185c8e3d87bab63991ce1b76a5b76fe43f4b03d0f
SHA2569fbe3f4bc4a84dcd9431b4e54e6debed0afbce1337e5ce86acf7f2a8fd25ac12
SHA512f586de3dd1ca58b37a4bcde3571fd370c04b2056db42c3957012a1d8783ef1e9a45f4cf1e7e66cca8a645eba64c3de9a1c11b916013f3c8b1b1ac0af30e8c2fc
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Filesize
4.2MB
MD59129b3fe7fd6f55bb4876eb4e3113c4d
SHA1f18ce9fa38bde4f5c7eef29c8a8031d64ddbee6b
SHA256d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645
SHA512478c182e2d88903661079b825eef75ea18dd937ae246ad7394de76145c03a151ceec3251cca3267746fceeb74ea784db933294ffbdf0c4143e9f219b59fa35f8
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Filesize
4.2MB
MD59129b3fe7fd6f55bb4876eb4e3113c4d
SHA1f18ce9fa38bde4f5c7eef29c8a8031d64ddbee6b
SHA256d0c487299cdf23ff8e049a8e50a713295be3419d0a3ddde78379820e629c2645
SHA512478c182e2d88903661079b825eef75ea18dd937ae246ad7394de76145c03a151ceec3251cca3267746fceeb74ea784db933294ffbdf0c4143e9f219b59fa35f8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec