Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 04:46
Static task
static1
Behavioral task
behavioral1
Sample
78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe
Resource
win10v2004-20240508-en
General
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Target
78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe
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Size
4.1MB
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MD5
92f684b2439552da3fb67fefab1b4dce
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SHA1
cd7a57538665e9c224ed89a2d3b7985ea684720e
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SHA256
78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8
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SHA512
83ad0c7e81a4c036d0de3ff948d8428cce728a466d33310f332186274ef4b389d32dd9d9268b05fcec6d2f3bc8d375c0fafa42e1fd9437a25e0d8e599c90be0d
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SSDEEP
98304:mNO3yy04ogde7ep0A2AdPyQGNgd0+V4CCH3iZ/qkVniougG12:AOA8mA0A2AFyQ3d0+aD4qkVni52
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1916-2-0x0000000004BA0000-0x000000000548B000-memory.dmp family_glupteba behavioral1/memory/1916-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1916-28-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1916-58-0x0000000004BA0000-0x000000000548B000-memory.dmp family_glupteba behavioral1/memory/1916-57-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1916-68-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1520-83-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1520-135-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-172-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-218-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-227-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-230-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-233-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-236-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-239-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-242-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-245-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-248-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/5076-251-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4524 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5076 csrss.exe 628 injector.exe 4816 windefender.exe 4612 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002355f-221.dat upx behavioral1/memory/4816-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4816-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-244-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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 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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe File created C:\Windows\rss\csrss.exe 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.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.
pid Process 2428 sc.exe -
pid Process 4188 powershell.exe 3488 powershell.exe 3420 powershell.exe 3760 powershell.exe 4596 powershell.exe 4392 powershell.exe 636 powershell.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 3524 schtasks.exe 1068 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-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,-2432 = "Cuba Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.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,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight 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" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4188 powershell.exe 4188 powershell.exe 4188 powershell.exe 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 3488 powershell.exe 3488 powershell.exe 3488 powershell.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 3420 powershell.exe 3420 powershell.exe 3420 powershell.exe 3760 powershell.exe 3760 powershell.exe 3760 powershell.exe 4596 powershell.exe 4596 powershell.exe 4596 powershell.exe 4392 powershell.exe 4392 powershell.exe 4392 powershell.exe 636 powershell.exe 636 powershell.exe 636 powershell.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 5076 csrss.exe 5076 csrss.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 5076 csrss.exe 5076 csrss.exe 628 injector.exe 628 injector.exe 5076 csrss.exe 5076 csrss.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe 628 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4188 powershell.exe Token: SeDebugPrivilege 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Token: SeImpersonatePrivilege 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe Token: SeDebugPrivilege 3488 powershell.exe Token: SeDebugPrivilege 3420 powershell.exe Token: SeDebugPrivilege 3760 powershell.exe Token: SeDebugPrivilege 4596 powershell.exe Token: SeDebugPrivilege 4392 powershell.exe Token: SeDebugPrivilege 636 powershell.exe Token: SeSystemEnvironmentPrivilege 5076 csrss.exe Token: SeSecurityPrivilege 2428 sc.exe Token: SeSecurityPrivilege 2428 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1916 wrote to memory of 4188 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 102 PID 1916 wrote to memory of 4188 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 102 PID 1916 wrote to memory of 4188 1916 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 102 PID 1520 wrote to memory of 3488 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 107 PID 1520 wrote to memory of 3488 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 107 PID 1520 wrote to memory of 3488 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 107 PID 1520 wrote to memory of 1996 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 109 PID 1520 wrote to memory of 1996 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 109 PID 1996 wrote to memory of 4524 1996 cmd.exe 111 PID 1996 wrote to memory of 4524 1996 cmd.exe 111 PID 1520 wrote to memory of 3420 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 112 PID 1520 wrote to memory of 3420 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 112 PID 1520 wrote to memory of 3420 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 112 PID 1520 wrote to memory of 3760 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 115 PID 1520 wrote to memory of 3760 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 115 PID 1520 wrote to memory of 3760 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 115 PID 1520 wrote to memory of 5076 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 117 PID 1520 wrote to memory of 5076 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 117 PID 1520 wrote to memory of 5076 1520 78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe 117 PID 5076 wrote to memory of 4596 5076 csrss.exe 119 PID 5076 wrote to memory of 4596 5076 csrss.exe 119 PID 5076 wrote to memory of 4596 5076 csrss.exe 119 PID 5076 wrote to memory of 4392 5076 csrss.exe 124 PID 5076 wrote to memory of 4392 5076 csrss.exe 124 PID 5076 wrote to memory of 4392 5076 csrss.exe 124 PID 5076 wrote to memory of 636 5076 csrss.exe 127 PID 5076 wrote to memory of 636 5076 csrss.exe 127 PID 5076 wrote to memory of 636 5076 csrss.exe 127 PID 5076 wrote to memory of 628 5076 csrss.exe 129 PID 5076 wrote to memory of 628 5076 csrss.exe 129 PID 4816 wrote to memory of 3660 4816 windefender.exe 135 PID 4816 wrote to memory of 3660 4816 windefender.exe 135 PID 4816 wrote to memory of 3660 4816 windefender.exe 135 PID 3660 wrote to memory of 2428 3660 cmd.exe 136 PID 3660 wrote to memory of 2428 3660 cmd.exe 136 PID 3660 wrote to memory of 2428 3660 cmd.exe 136 -
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\78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe"C:\Users\Admin\AppData\Local\Temp\78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4188
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C:\Users\Admin\AppData\Local\Temp\78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.exe"C:\Users\Admin\AppData\Local\Temp\78ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8.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:1520 -
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:3488
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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:1996 -
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:4524
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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:3420
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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:3760
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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:5076 -
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:4596
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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:3524
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4376
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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:4392
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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:636
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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:628
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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:1068
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4816 -
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:3660 -
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:2428
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4236,i,1067197275908310731,12785105794523264014,262144 --variations-seed-version --mojo-platform-channel-handle=3852 /prefetch:81⤵PID:2972
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4612
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
MD55afcf3743285c923c1d19f68579fadf9
SHA1b52cafa3525da03ace4fc125f63abae1e731bf57
SHA256d311ece82a3ddf1eb4cb70c954eae8dd7ee0d83368fce4f7f74cc25bbe29b26e
SHA51231496e47fb751f025dd5c18e8d0d0e2f025792f079c03d27094d143c82ce9b4fa6174c01f9bb6a0dcf3b604e8ccb5c4cfbe4a44990527360c268c0bce6110e61
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD597a9de1795a348e66154d0c5238ae379
SHA198a887719d2b6f087b00743bd3005f251f1e47b1
SHA2564bad697d42a4d7a757c2764dd6db2c7058070727c3dbe2d6b408dc7c05be6078
SHA5125bc021000d81bd7a93a031a2f9cb5eb7856919d22410d983c766de53bd3f28e2b46dbdbe8a73a59d2ddaccb62e654a766722015446c946372e37320d4e0ddc60
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56b3018d554a249177559b080e9a80d8c
SHA120ea7e03452be9b2f83e8088a78ec4b2e1d9054f
SHA256003574034c4b6e06dcf8941d567ba61f155ecd0bd2f14bf7ea15a66b7d8c6b9c
SHA512b1ebba0d8c3a53dc00384a73ee2ddae5d5f74e9c4c0a34a841fe4bcd57101af3be395f63a8f96f118110c521e2cb3f23d2de1c6c6087a1e74f2f8d29c54858d0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5de419f923f48aad598f99c93cd75a775
SHA1dbea31c5019e74cf1aa8acbbba4c709580cc504d
SHA256f25bf45a07000283129cb4b706fcd25a6beb05158b6ad69f8f38ea52b0f0c701
SHA512e3af4fdcd6286a9ee08445b1c9cf1e54243de03df3c3a78a479a6cccbde9ce66eb3c73e0fa1072e13727753087d8920569b6ce91b2235a9d44bd9ac25d30f320
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5af02964c704e003ac20afbb6e4c5d1cd
SHA19264e0cf2fa091794ac1b0842ba483febac1078d
SHA256bd2f7342f0a68bed52e5d494029303586651f885a9d4c6049c38ea217d4d14a5
SHA51260ebbf2504caa790c58b4f503017ae1a19b241763de6970f80fc87a9fcda3fecbee79cd5408e717983718b7995a8169d39198cc8e9fd79849ecf429c2dae944f
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Filesize
4.1MB
MD592f684b2439552da3fb67fefab1b4dce
SHA1cd7a57538665e9c224ed89a2d3b7985ea684720e
SHA25678ed061d1bd6974f5c85667a4ec5f0975bedec1179bacf94171e92566eb266e8
SHA51283ad0c7e81a4c036d0de3ff948d8428cce728a466d33310f332186274ef4b389d32dd9d9268b05fcec6d2f3bc8d375c0fafa42e1fd9437a25e0d8e599c90be0d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec