Analysis
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max time kernel
150s -
max time network
152s -
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 15:23
Static task
static1
Behavioral task
behavioral1
Sample
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe
Resource
win10v2004-20240508-en
General
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Target
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe
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Size
4.1MB
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MD5
1e1a3a525de8a7c9a20b1196b0f8264e
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SHA1
6c0bf1c39ac0dbf168f7202999ca7d2630e6dd25
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SHA256
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed
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SHA512
1404f0bd3b9a3c1abe4799cf8b6d9428e1a182eaee80642cb63347a246a36befd4b5e5fcfbf1a46f5d8bb16b9401b7a6faec7735cb865f3104f8a17a16fd35a4
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SSDEEP
98304:QvzBhIm6zIE7SIO2RhCG9zRnSMmyRgCXxFQG9cw:mzBhDcIv8bCGbNmyXXxFQGyw
Malware Config
Signatures
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Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/1576-2-0x0000000002D60000-0x000000000364B000-memory.dmp family_glupteba behavioral1/memory/1576-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1576-80-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1576-106-0x0000000002D60000-0x000000000364B000-memory.dmp family_glupteba behavioral1/memory/784-130-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/784-210-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-211-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-264-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1680-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 5044 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 1680 csrss.exe 4680 injector.exe 4376 windefender.exe 1800 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x000900000002341e-221.dat upx behavioral1/memory/4376-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1800-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4376-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1800-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1800-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.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\"" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.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 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 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:
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe -
Drops file in Windows directory 4 IoCs
Processes:
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe File created C:\Windows\rss\csrss.exe 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.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 3076 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 3896 powershell.exe 4916 powershell.exe 552 powershell.exe 4504 powershell.exe 1724 powershell.exe 1508 powershell.exe 3620 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 992 schtasks.exe 2192 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exe7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.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,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.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,-621 = "Korea Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.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,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight 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" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.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,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exepowershell.exe7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 552 powershell.exe 552 powershell.exe 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4504 powershell.exe 4504 powershell.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 1724 powershell.exe 1724 powershell.exe 1508 powershell.exe 1508 powershell.exe 3620 powershell.exe 3620 powershell.exe 3896 powershell.exe 3896 powershell.exe 4916 powershell.exe 4916 powershell.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 1680 csrss.exe 4680 injector.exe 1680 csrss.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 1680 csrss.exe 1680 csrss.exe 4680 injector.exe 4680 injector.exe 1680 csrss.exe 1680 csrss.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe 4680 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 552 powershell.exe Token: SeDebugPrivilege 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Token: SeImpersonatePrivilege 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Token: SeDebugPrivilege 4504 powershell.exe Token: SeDebugPrivilege 1724 powershell.exe Token: SeDebugPrivilege 1508 powershell.exe Token: SeDebugPrivilege 3620 powershell.exe Token: SeDebugPrivilege 3896 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeSystemEnvironmentPrivilege 1680 csrss.exe Token: SeSecurityPrivilege 3076 sc.exe Token: SeSecurityPrivilege 3076 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 1576 wrote to memory of 552 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 88 PID 1576 wrote to memory of 552 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 88 PID 1576 wrote to memory of 552 1576 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 88 PID 784 wrote to memory of 4504 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 784 wrote to memory of 4504 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 784 wrote to memory of 4504 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 784 wrote to memory of 4740 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 99 PID 784 wrote to memory of 4740 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 99 PID 4740 wrote to memory of 5044 4740 cmd.exe 101 PID 4740 wrote to memory of 5044 4740 cmd.exe 101 PID 784 wrote to memory of 1724 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 103 PID 784 wrote to memory of 1724 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 103 PID 784 wrote to memory of 1724 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 103 PID 784 wrote to memory of 1508 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 105 PID 784 wrote to memory of 1508 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 105 PID 784 wrote to memory of 1508 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 105 PID 784 wrote to memory of 1680 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 107 PID 784 wrote to memory of 1680 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 107 PID 784 wrote to memory of 1680 784 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 107 PID 1680 wrote to memory of 3620 1680 csrss.exe 108 PID 1680 wrote to memory of 3620 1680 csrss.exe 108 PID 1680 wrote to memory of 3620 1680 csrss.exe 108 PID 1680 wrote to memory of 3896 1680 csrss.exe 114 PID 1680 wrote to memory of 3896 1680 csrss.exe 114 PID 1680 wrote to memory of 3896 1680 csrss.exe 114 PID 1680 wrote to memory of 4916 1680 csrss.exe 116 PID 1680 wrote to memory of 4916 1680 csrss.exe 116 PID 1680 wrote to memory of 4916 1680 csrss.exe 116 PID 1680 wrote to memory of 4680 1680 csrss.exe 119 PID 1680 wrote to memory of 4680 1680 csrss.exe 119 PID 4376 wrote to memory of 488 4376 windefender.exe 125 PID 4376 wrote to memory of 488 4376 windefender.exe 125 PID 4376 wrote to memory of 488 4376 windefender.exe 125 PID 488 wrote to memory of 3076 488 cmd.exe 126 PID 488 wrote to memory of 3076 488 cmd.exe 126 PID 488 wrote to memory of 3076 488 cmd.exe 126 -
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\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:552
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C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.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:784 -
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:4504
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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:4740 -
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:5044
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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:1724
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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:1508
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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:1680 -
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:3620
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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:992
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:764
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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:3896
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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:4916
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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:4680
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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:2192
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4376 -
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:488 -
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:3076
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1800
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
MD5cfa69124a31ab8c4d4a34b3c63cff518
SHA1a48e59f5104c12b163e7a82d498d561e7030e78a
SHA256c53e03f8c9b1514e85484a2da1821272a4c4811e03241d66c30fc84ce63260d2
SHA512db884ec2d6d18e69cfd6890a0bac7c19277987d1595dfa2449f2bfd3af2ccd2ba64e5235f00fc003d4ad1e618d12c2360c6cee2611303a8fe0649a6184a9a322
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53dde7a1615f9eae1173b5a0ed21f1da8
SHA1b8cb7ea6021068296342a2cc7673d3b2b4d7bbb1
SHA256029148babc0c92cd588653b22f14f983f79eab1a2b0ae29b10aac3725f7974f3
SHA51240e9a735165cd4e34868b2314140cd366de42ddd127eea10bde80a276bade8becda1861b5f6ff6c2000318a30db94e8464596f1ff3236d0bf689d58721d6a7c7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD519bb8d73ab5f27ce20e687eb52928953
SHA1605a57911619e86cf8ac05783196631d5deef549
SHA256262204153b0a7f704365ccb733c331d5177b84330b6f02d7b04ca33ef2a54043
SHA512adeea37f6b111eb1819a9a11784e668f8f1fe19979bb579f1fb96ba9fa2951dcb84c49005aa92a78d57827c13e4c600b14e848e893b90d964500558ece8dbfcf
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50b7d3441bfa7a431d3cdeec0ab16bfc6
SHA1238cda0c196eb3d90a6fb8f77b91310fe26a107d
SHA25610520cff4809d7c521a3d071fbdd69f133bfbfcae35837270c06210c191885c6
SHA512e5fa44dc472cf90ac398c8258cd17b787eb163b0cbb29e4b722683571543cdabf0686d70fb9753bf820dbbc7a8affcbe716205802e7d5ab0d72253149b286465
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59b7531290a61df65b16e4690ab69bf14
SHA1b2770afe5f0c1bbe3bead501eec6b67f14bf88fb
SHA25601ee71df6b3294c7e3c3be8be96db31d0d4092e94e50c73b533f9d9d1a5d9f1a
SHA5124e07df0db3c81b95c40b8303efe4f87b6e4fa10a12c7c179a42a1cd7393908eff793793461c87faa9401f3dfc613d2d9ccf988ee1c394de5dd67be4f53d39121
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Filesize
4.1MB
MD51e1a3a525de8a7c9a20b1196b0f8264e
SHA16c0bf1c39ac0dbf168f7202999ca7d2630e6dd25
SHA2567f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed
SHA5121404f0bd3b9a3c1abe4799cf8b6d9428e1a182eaee80642cb63347a246a36befd4b5e5fcfbf1a46f5d8bb16b9401b7a6faec7735cb865f3104f8a17a16fd35a4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec