Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 10:03
Static task
static1
Behavioral task
behavioral1
Sample
0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe
Resource
win10v2004-20240426-en
General
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Target
0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe
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Size
4.1MB
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MD5
32dbdf6471cf324b3475055515f96ba2
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SHA1
e345cb85e767acc10847078600300aeb98c72573
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SHA256
0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783
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SHA512
1e102cd0de238098cb09f45f055c0397a9fe98a8b16f3827e031a48334108caa5de3c07bbde1e64e8efb9c5f12753cd2c5ffa09e4a78356796fb32d54309edec
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SSDEEP
98304:UhY2qRRjR1paGoDMO/b2fpl9vUYBzPUd5cvaqxgKnFtiaO:qYlRLXY4O+pXvrLaqWucb
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2604-2-0x0000000004B60000-0x000000000544B000-memory.dmp family_glupteba behavioral1/memory/2604-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2604-55-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2604-57-0x0000000004B60000-0x000000000544B000-memory.dmp family_glupteba behavioral1/memory/3396-83-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2604-84-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3396-139-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-161-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-251-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-255-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-259-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-263-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2312-267-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1972 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2312 csrss.exe 3696 injector.exe 2736 windefender.exe 4300 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233ff-224.dat upx behavioral1/memory/2736-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4300-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2736-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4300-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4300-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4300-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.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 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe File created C:\Windows\rss\csrss.exe 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.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 2796 sc.exe -
pid Process 544 powershell.exe 2772 powershell.exe 4864 powershell.exe 3480 powershell.exe 1092 powershell.exe 1124 powershell.exe 4076 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 4360 schtasks.exe 1852 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,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran 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,-2891 = "Sudan 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" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2772 powershell.exe 2772 powershell.exe 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 4864 powershell.exe 4864 powershell.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 3480 powershell.exe 3480 powershell.exe 1092 powershell.exe 1092 powershell.exe 1124 powershell.exe 1124 powershell.exe 4076 powershell.exe 4076 powershell.exe 544 powershell.exe 544 powershell.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 2312 csrss.exe 2312 csrss.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 2312 csrss.exe 2312 csrss.exe 3696 injector.exe 3696 injector.exe 2312 csrss.exe 2312 csrss.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe 3696 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2772 powershell.exe Token: SeDebugPrivilege 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Token: SeImpersonatePrivilege 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe Token: SeDebugPrivilege 4864 powershell.exe Token: SeDebugPrivilege 3480 powershell.exe Token: SeDebugPrivilege 1092 powershell.exe Token: SeDebugPrivilege 1124 powershell.exe Token: SeDebugPrivilege 4076 powershell.exe Token: SeDebugPrivilege 544 powershell.exe Token: SeSystemEnvironmentPrivilege 2312 csrss.exe Token: SeSecurityPrivilege 2796 sc.exe Token: SeSecurityPrivilege 2796 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2604 wrote to memory of 2772 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 91 PID 2604 wrote to memory of 2772 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 91 PID 2604 wrote to memory of 2772 2604 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 91 PID 3396 wrote to memory of 4864 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 98 PID 3396 wrote to memory of 4864 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 98 PID 3396 wrote to memory of 4864 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 98 PID 3396 wrote to memory of 4432 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 100 PID 3396 wrote to memory of 4432 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 100 PID 4432 wrote to memory of 1972 4432 cmd.exe 102 PID 4432 wrote to memory of 1972 4432 cmd.exe 102 PID 3396 wrote to memory of 3480 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 103 PID 3396 wrote to memory of 3480 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 103 PID 3396 wrote to memory of 3480 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 103 PID 3396 wrote to memory of 1092 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 105 PID 3396 wrote to memory of 1092 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 105 PID 3396 wrote to memory of 1092 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 105 PID 3396 wrote to memory of 2312 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 107 PID 3396 wrote to memory of 2312 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 107 PID 3396 wrote to memory of 2312 3396 0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe 107 PID 2312 wrote to memory of 1124 2312 csrss.exe 110 PID 2312 wrote to memory of 1124 2312 csrss.exe 110 PID 2312 wrote to memory of 1124 2312 csrss.exe 110 PID 2312 wrote to memory of 4076 2312 csrss.exe 116 PID 2312 wrote to memory of 4076 2312 csrss.exe 116 PID 2312 wrote to memory of 4076 2312 csrss.exe 116 PID 2312 wrote to memory of 544 2312 csrss.exe 118 PID 2312 wrote to memory of 544 2312 csrss.exe 118 PID 2312 wrote to memory of 544 2312 csrss.exe 118 PID 2312 wrote to memory of 3696 2312 csrss.exe 120 PID 2312 wrote to memory of 3696 2312 csrss.exe 120 PID 2736 wrote to memory of 1212 2736 windefender.exe 126 PID 2736 wrote to memory of 1212 2736 windefender.exe 126 PID 2736 wrote to memory of 1212 2736 windefender.exe 126 PID 1212 wrote to memory of 2796 1212 cmd.exe 127 PID 1212 wrote to memory of 2796 1212 cmd.exe 127 PID 1212 wrote to memory of 2796 1212 cmd.exe 127 -
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\0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe"C:\Users\Admin\AppData\Local\Temp\0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2772
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C:\Users\Admin\AppData\Local\Temp\0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.exe"C:\Users\Admin\AppData\Local\Temp\0f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783.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:3396 -
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:4864
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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:4432 -
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:1972
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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:3480
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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:1092
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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:2312 -
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:1124
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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:4360
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:456
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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:4076
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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:544
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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:3696
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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:1852
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2736 -
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:1212 -
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:2796
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4300
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
MD5bf671b9fc83469eebccc0ba10dbe0dc8
SHA137092a4b8ccd18069ea935950a542550c85a8f52
SHA256b8ef6eb04ece8952c630d162c61c8087871e60cc040533d39fe7c55b4a48d5bf
SHA512badf6372ed0653197bf4c60b44cbdda1912031064d53eac50875f43cf05fd258551e368475f93170b0d935c1f8f5cc5f1ff00ecb9e958e809cda8c58035c7c84
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b18192b93ee43ae658803fc268b61e8f
SHA188ba26dc2d72b0f70d725889e6991dcea91e1c88
SHA256f15700e0889f28fe1e2917859e8fdd5fbf2c52e9b69c36a7ecff1de1800a3047
SHA5126a0845953b5b520ade00df7e3f0c54e014c29799dcf1bc4693588f303a79d6819c7a94aee003a50f3b8cfb0c8d6575c4ef91caa88d0d75762525b31a3c837449
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51b08fdb4726cb48c54b59fd97103cfaf
SHA127a1a4afd8295e23b2dee8bf4e0880f827a9db1a
SHA25606fe9db3ca7032521e4cf308f3855bd621a65b5ef9394d101a7a8045a5c184d1
SHA512afb219699653e834d1d7a88c5436b43d175259a2b503c61379debebd47e161ffb354afece10f37118c2a0140dd7a72069db4aa44862b99144bf9ac32169647f5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53d7183cf1868b835c11e67580d8d5002
SHA1039e3d11d5106bb6653451f740ff90065eed0dbe
SHA256c84caa2e2bcd3500d48158d46d74a59fa10f3c8a000af2d540c44515527b14e5
SHA512633755be808412cc183216edefd6f7f5f83ff438a0151e670cb2f25ffe21bf49ec39b1e67ffbcfd86233d3bd045eada8fed7469e465de845527e3388c2ed6c8f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD570e334ae83ee747286181d976cefc81c
SHA14494799535c520b05c696ba56ec6cc3d8e3dc456
SHA2562d52759a215ce459dfde4d806c6a6bbdb96f0fc98a7500b655c95923daa3031e
SHA5122f9b9e8e3762f2a7f0a26c3c92c26122addbe800db9d8a18d98b930ea006b893efcc1d2beeacc58cea0e270ecd51c07ded63d40b0fcc9c07a8d7777df5f12b90
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Filesize
4.1MB
MD532dbdf6471cf324b3475055515f96ba2
SHA1e345cb85e767acc10847078600300aeb98c72573
SHA2560f9981bbe078cbecce81bb779739cd74c5ae10b88124b0934aa08ac0a562b783
SHA5121e102cd0de238098cb09f45f055c0397a9fe98a8b16f3827e031a48334108caa5de3c07bbde1e64e8efb9c5f12753cd2c5ffa09e4a78356796fb32d54309edec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec