Analysis
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max time kernel
149s -
max time network
151s -
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, 15:46
Static task
static1
Behavioral task
behavioral1
Sample
ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe
Resource
win10v2004-20240508-en
General
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Target
ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe
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Size
4.1MB
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MD5
569149c1b2fe9c25ab3baab0a180a667
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SHA1
d34939dc6c27442b8f02372bb9a8ff7d3c9e0a6b
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SHA256
ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6
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SHA512
4aa63c5d16504e8ed7c66437b977624ef87dcbbc405ed6eb57680407e15a8220ca2012ae9ca2dd32d9b108060514b526c2fedbe07829ce7ebe70b4732082d7a4
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SSDEEP
98304:c3tbwrB0kIuN3D8bfUXVQCwP9Kpl7QJG8rgohSw8D2z60ht59Xq:cdQIuMQA9oQJ/gXDp
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/1604-2-0x0000000002D70000-0x000000000365B000-memory.dmp family_glupteba behavioral1/memory/1604-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1604-80-0x0000000002D70000-0x000000000365B000-memory.dmp family_glupteba behavioral1/memory/1604-79-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3828-133-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-227-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-251-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4520-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 220 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4520 csrss.exe 544 injector.exe 3024 windefender.exe 4944 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000233e8-218.dat upx behavioral1/memory/3024-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3024-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4944-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4944-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe File created C:\Windows\rss\csrss.exe ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3304 sc.exe -
pid Process 3704 powershell.exe 2288 powershell.exe 2948 powershell.exe 1176 powershell.exe 3180 powershell.exe 744 powershell.exe 1156 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 2796 schtasks.exe 3188 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\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\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\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.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\2a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.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\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.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\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.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,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 744 powershell.exe 744 powershell.exe 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 1156 powershell.exe 1156 powershell.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 3704 powershell.exe 3704 powershell.exe 2288 powershell.exe 2288 powershell.exe 2948 powershell.exe 2948 powershell.exe 1176 powershell.exe 1176 powershell.exe 3180 powershell.exe 3180 powershell.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 4520 csrss.exe 4520 csrss.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 4520 csrss.exe 4520 csrss.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 4520 csrss.exe 4520 csrss.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe 544 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 744 powershell.exe Token: SeDebugPrivilege 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Token: SeImpersonatePrivilege 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 3704 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe Token: SeDebugPrivilege 2948 powershell.exe Token: SeDebugPrivilege 1176 powershell.exe Token: SeDebugPrivilege 3180 powershell.exe Token: SeSystemEnvironmentPrivilege 4520 csrss.exe Token: SeSecurityPrivilege 3304 sc.exe Token: SeSecurityPrivilege 3304 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1604 wrote to memory of 744 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 83 PID 1604 wrote to memory of 744 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 83 PID 1604 wrote to memory of 744 1604 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 83 PID 3828 wrote to memory of 1156 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 92 PID 3828 wrote to memory of 1156 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 92 PID 3828 wrote to memory of 1156 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 92 PID 3828 wrote to memory of 4704 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 95 PID 3828 wrote to memory of 4704 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 95 PID 4704 wrote to memory of 220 4704 cmd.exe 97 PID 4704 wrote to memory of 220 4704 cmd.exe 97 PID 3828 wrote to memory of 3704 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 98 PID 3828 wrote to memory of 3704 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 98 PID 3828 wrote to memory of 3704 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 98 PID 3828 wrote to memory of 2288 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 100 PID 3828 wrote to memory of 2288 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 100 PID 3828 wrote to memory of 2288 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 100 PID 3828 wrote to memory of 4520 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 102 PID 3828 wrote to memory of 4520 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 102 PID 3828 wrote to memory of 4520 3828 ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe 102 PID 4520 wrote to memory of 2948 4520 csrss.exe 103 PID 4520 wrote to memory of 2948 4520 csrss.exe 103 PID 4520 wrote to memory of 2948 4520 csrss.exe 103 PID 4520 wrote to memory of 1176 4520 csrss.exe 109 PID 4520 wrote to memory of 1176 4520 csrss.exe 109 PID 4520 wrote to memory of 1176 4520 csrss.exe 109 PID 4520 wrote to memory of 3180 4520 csrss.exe 111 PID 4520 wrote to memory of 3180 4520 csrss.exe 111 PID 4520 wrote to memory of 3180 4520 csrss.exe 111 PID 4520 wrote to memory of 544 4520 csrss.exe 113 PID 4520 wrote to memory of 544 4520 csrss.exe 113 PID 3024 wrote to memory of 2564 3024 windefender.exe 120 PID 3024 wrote to memory of 2564 3024 windefender.exe 120 PID 3024 wrote to memory of 2564 3024 windefender.exe 120 PID 2564 wrote to memory of 3304 2564 cmd.exe 121 PID 2564 wrote to memory of 3304 2564 cmd.exe 121 PID 2564 wrote to memory of 3304 2564 cmd.exe 121 -
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\ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe"C:\Users\Admin\AppData\Local\Temp\ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:744
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C:\Users\Admin\AppData\Local\Temp\ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.exe"C:\Users\Admin\AppData\Local\Temp\ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6.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:3828 -
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:1156
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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:4704 -
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:220
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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:3704
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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:2288
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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:4520 -
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:2948
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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:2796
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4120
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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:1176
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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:3180
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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:544
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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:3188
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3024 -
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:2564 -
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:3304
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4944
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
MD591dee2f3ae2464455e9e8e5081cd9d3e
SHA12034e54fd68b3d346303a8b40bb43255cd2e32bb
SHA256049e6bf96411a978edcbd2933f59b202bc4e263ca460765aa5534e452ddf2633
SHA51225a9c6caed41c5ed3d0a6048648acb78b65ee190fee9a6c550ca95b274cc983c9a4a51ada58b399b66e29d51c3a166ef80f678570543ef309307880303b7d163
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD532e1ccbafce6835ce0cb884fa8833ed1
SHA13f6120881289fc30fb905127ec02efe260563153
SHA256b5c2dd8cede42e9cac0822b0a33e6de7d02353242659f9cdd07f2187cfaa969d
SHA512b66ed8de1c82aa34f54c133a222b90a780b321ad90052cf9b949b194419b4496d308456f678f03371e98cd2781593ec4709d5d6abbe288b4dba6e6f1f782e3fc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51bb555f0abce2e471374196764ddb101
SHA1662da7c0dd88df6a5504eac0d25204610d65c077
SHA256c90fbd532e79df9de631c3f8efced48f0d0a0d48d506f0221f5d348344b106e0
SHA512c3ed327e03a92a7b20a2b9dd077c06939c161d8700b6417e06bd8f39fb6f926b8b89d6841ef88e1dd06b2a25883c2f3cea00e502aac5f7e4fecc97486cb682e1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfe0c9bd5d5182e817530f5ddd9b5020
SHA1994713dd4671ba0cdd1dd098d8a751c1161e6a04
SHA256c82bf08cd46ce367685ae203d7d9d7493178d340d4ff000dd51b08728b57e8f5
SHA5120e4f1b7ecae2b09d1dc4fa6f589dd093f01f6e3233154b6f9f530b165365b95edfeef9b51fbc14d8216d97c5b06e53634618749df38a96b4acd78df92bcd0635
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57cf672083d69405de80c767c2300537d
SHA152643319edfa7eed6f10698ac0ae2c8cacacf5eb
SHA2563afaefdc1c3bc9670fd2f3f75284c6063756277225de767859032d404b10dae4
SHA51243c6f91b253362b4d6ccdf3407586d6a3899ccb087783ed791f6d6aebae6db5e047b32e8e044e7f23c4812fa2898732c10de99ce665574a19c22d497491a9693
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Filesize
4.1MB
MD5569149c1b2fe9c25ab3baab0a180a667
SHA1d34939dc6c27442b8f02372bb9a8ff7d3c9e0a6b
SHA256ae7134d737d3d37ea0baa8b48ca00c0ae8308cc5aaa00dfdf3e48e0df2bf3ea6
SHA5124aa63c5d16504e8ed7c66437b977624ef87dcbbc405ed6eb57680407e15a8220ca2012ae9ca2dd32d9b108060514b526c2fedbe07829ce7ebe70b4732082d7a4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec