Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27/03/2024, 20:46
Static task
static1
Behavioral task
behavioral1
Sample
86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe
Resource
win10v2004-20240226-en
General
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Target
86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe
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Size
4.1MB
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MD5
beb8c75ab598ae1e0e7d932275d64f84
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SHA1
28e7bf434738c4e31a733dfacbe2cc54ca186f86
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SHA256
86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e
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SHA512
eb33d15c55b4b3a82233755b024ff79bc8e72ceff85631ed76bbe98a623341f315f4cd23c8f4ff534162f096659b3281de497d291564158fc67c6a7abb50e178
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SSDEEP
98304:7D1PaD4OzFDQaTHz09ic1t9yum0McI4Dd2PeCHqf0iB:P1aDXzFbHzqtEu/w4DcPeBf0iB
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3248-2-0x0000000002FB0000-0x000000000389B000-memory.dmp family_glupteba behavioral1/memory/3248-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3248-29-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3248-58-0x0000000002FB0000-0x000000000389B000-memory.dmp family_glupteba behavioral1/memory/2964-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3248-60-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2964-96-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2964-132-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2964-160-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-264-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-274-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-278-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-282-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-287-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-291-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-295-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-299-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-303-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3508-307-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1536 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3508 csrss.exe 4440 injector.exe 4472 windefender.exe 3404 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023222-267.dat upx behavioral1/memory/4472-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3404-276-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3404-284-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\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.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe File created C:\Windows\rss\csrss.exe 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.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.
pid Process 1764 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4508 schtasks.exe 1188 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\22\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\22\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1976 powershell.exe 1976 powershell.exe 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 5068 powershell.exe 5068 powershell.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 3040 powershell.exe 3040 powershell.exe 4884 powershell.exe 4884 powershell.exe 4464 powershell.exe 4464 powershell.exe 1080 powershell.exe 1080 powershell.exe 1080 powershell.exe 3040 powershell.exe 3040 powershell.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 3508 csrss.exe 3508 csrss.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 3508 csrss.exe 3508 csrss.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 3508 csrss.exe 3508 csrss.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe 4440 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1976 powershell.exe Token: SeDebugPrivilege 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Token: SeImpersonatePrivilege 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe Token: SeDebugPrivilege 5068 powershell.exe Token: SeDebugPrivilege 3040 powershell.exe Token: SeDebugPrivilege 4884 powershell.exe Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 1080 powershell.exe Token: SeDebugPrivilege 3040 powershell.exe Token: SeSystemEnvironmentPrivilege 3508 csrss.exe Token: SeSecurityPrivilege 1764 sc.exe Token: SeSecurityPrivilege 1764 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3248 wrote to memory of 1976 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 89 PID 3248 wrote to memory of 1976 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 89 PID 3248 wrote to memory of 1976 3248 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 89 PID 2964 wrote to memory of 5068 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 99 PID 2964 wrote to memory of 5068 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 99 PID 2964 wrote to memory of 5068 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 99 PID 2964 wrote to memory of 2536 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 101 PID 2964 wrote to memory of 2536 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 101 PID 2536 wrote to memory of 1536 2536 cmd.exe 103 PID 2536 wrote to memory of 1536 2536 cmd.exe 103 PID 2964 wrote to memory of 3040 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 104 PID 2964 wrote to memory of 3040 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 104 PID 2964 wrote to memory of 3040 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 104 PID 2964 wrote to memory of 4884 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 106 PID 2964 wrote to memory of 4884 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 106 PID 2964 wrote to memory of 4884 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 106 PID 2964 wrote to memory of 3508 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 109 PID 2964 wrote to memory of 3508 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 109 PID 2964 wrote to memory of 3508 2964 86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe 109 PID 3508 wrote to memory of 4464 3508 csrss.exe 110 PID 3508 wrote to memory of 4464 3508 csrss.exe 110 PID 3508 wrote to memory of 4464 3508 csrss.exe 110 PID 3508 wrote to memory of 1080 3508 csrss.exe 116 PID 3508 wrote to memory of 1080 3508 csrss.exe 116 PID 3508 wrote to memory of 1080 3508 csrss.exe 116 PID 3508 wrote to memory of 3040 3508 csrss.exe 119 PID 3508 wrote to memory of 3040 3508 csrss.exe 119 PID 3508 wrote to memory of 3040 3508 csrss.exe 119 PID 3508 wrote to memory of 4440 3508 csrss.exe 122 PID 3508 wrote to memory of 4440 3508 csrss.exe 122 PID 4472 wrote to memory of 2552 4472 windefender.exe 132 PID 4472 wrote to memory of 2552 4472 windefender.exe 132 PID 4472 wrote to memory of 2552 4472 windefender.exe 132 PID 2552 wrote to memory of 1764 2552 cmd.exe 133 PID 2552 wrote to memory of 1764 2552 cmd.exe 133 PID 2552 wrote to memory of 1764 2552 cmd.exe 133 -
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\86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe"C:\Users\Admin\AppData\Local\Temp\86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1976
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C:\Users\Admin\AppData\Local\Temp\86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.exe"C:\Users\Admin\AppData\Local\Temp\86ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e.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:2964 -
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:5068
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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:2536 -
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:1536
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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:3040
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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:4884
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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:3508 -
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:4464
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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:4508
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3988
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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:1080
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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:3040
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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:4440
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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:1188
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4472 -
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:2552 -
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:1764
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3404
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
MD561fcbfb48a43952e983fa82ed2ed7f43
SHA196bed27b020652620da8b53943c7f7f9caaedcd8
SHA2567fc21d1030ad08b98c3e039cf93181d43f2e8367dde25abd6e23f69af54df054
SHA51217854c3e1d24fcae0f7f500553a7f84f029ca2e5fd80eea6ac67aac7ab08b2283b6a006e8ade28cf31b939d34c079d21bc7d940b6930ba2a35e7ea656969dd3b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD592582a5231b1af105e099c268fe125cf
SHA1541d1994a52d9ccc40d32c15c9bc2636c9a954c6
SHA25624ac6a27bde37f6027ef1d6e14262f9fc41948960b978042dd5c9ad8657c63fd
SHA512af725276586b50a2f7900b66defb92d9c9b61de277d487e913aa70a5e90106daca48466452d13a19af52f0ae6c184f422b29582ac9afe04ba1ea5c6194a6d2a9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a4a2eb320581056ce1898927321c0a6c
SHA112d63157640af38df3ee5fd1515ed72ce324f0e5
SHA25630fb5564c6638b7b0d9131b5a465dca11ac2c3bdf2f0b0b2f6cd304c80452ed0
SHA5125f12aadfbd1a531594a13b09aab33c5042355eb406ef89d6113ffa1507681f84e9286ec4e57083bac7807a0a03073b0eb83b8ea364c749931ddc0ee158e780a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e9abaa0b6a00d914a2a604b018642f5d
SHA1a344bfcbe8ebf4a9c7cc284ce606839cd2be40e2
SHA25695a30390bc3eb7a5d93594b2fc16cdc524bffb21d58cb2a066d44e94962f9ac5
SHA5129dc9f47049bd3665b12e03f553e29ff59fe0a4de1eb4c43861487f0d7234ee1573c965ccecb69fc826326360cecc5e2bd6c4a3954a358e1c140d56c14f268f67
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52414bf33748c03555662be0928c22252
SHA1ac56c07d82783ccb03ee8c02fe1d428a9bf3a9e3
SHA256577e9d205bb1e4e6bbdbdbb57dbcb9cc3580d1c0e1006136de76e3bbe1464dce
SHA5127324aa43841d73da39e35e492bc6c2fda26b8da66d526b7653221843a8a912b2b59d61f5f3b767db87d5d3bd81efa5069797e5bb0946a2aa8cc58212691dcbe4
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Filesize
4.1MB
MD5beb8c75ab598ae1e0e7d932275d64f84
SHA128e7bf434738c4e31a733dfacbe2cc54ca186f86
SHA25686ed2bd4766eb056acc84cf827be902c6db1513c85331bdef9613349b4c2c56e
SHA512eb33d15c55b4b3a82233755b024ff79bc8e72ceff85631ed76bbe98a623341f315f4cd23c8f4ff534162f096659b3281de497d291564158fc67c6a7abb50e178
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec