Analysis
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max time kernel
150s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 09:50
Static task
static1
Behavioral task
behavioral1
Sample
2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe
Resource
win10v2004-20240426-en
General
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Target
2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe
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Size
4.1MB
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MD5
655c8aab7594fac25d589e73e64bc8e2
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SHA1
7f2ad5e180e08f5f722b45c13929e21f6c96899a
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SHA256
2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d
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SHA512
54bd4fb81c8c81e8a823791680d74a5cd98b73ccab7e8f0189e8104f1378af4db790787a344a41c80b73e88c5784614d5139214bb53133359348f6ac6fa72c8d
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SSDEEP
98304:ms/18zn8PVuJq78zF8ySQ+vr9ciUhb4c/4pkVflC+y0W:F/2AQNeQEr+thb4czdep
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/1928-2-0x0000000005000000-0x00000000058EB000-memory.dmp family_glupteba behavioral1/memory/1928-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1928-55-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1928-95-0x0000000005000000-0x00000000058EB000-memory.dmp family_glupteba behavioral1/memory/1928-137-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1336-136-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-213-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-229-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-232-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-236-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-240-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-244-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-249-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-252-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-256-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-260-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-264-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4364-269-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2260 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4364 csrss.exe 2852 injector.exe 3976 windefender.exe 3532 windefender.exe -
resource yara_rule behavioral1/files/0x000e000000023389-221.dat upx behavioral1/memory/3976-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3532-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3976-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3532-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3532-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3532-253-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe File created C:\Windows\rss\csrss.exe 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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 728 sc.exe -
pid Process 2432 powershell.exe 4544 powershell.exe 3040 powershell.exe 3024 powershell.exe 2668 powershell.exe 1196 powershell.exe 4236 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 2136 schtasks.exe 1944 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.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,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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,-661 = "Cen. Australia Daylight Time" windefender.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,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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,-632 = "Tokyo Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2432 powershell.exe 2432 powershell.exe 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 4544 powershell.exe 4544 powershell.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 3040 powershell.exe 3040 powershell.exe 3024 powershell.exe 3024 powershell.exe 2668 powershell.exe 2668 powershell.exe 1196 powershell.exe 1196 powershell.exe 4236 powershell.exe 4236 powershell.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 4364 csrss.exe 4364 csrss.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 4364 csrss.exe 4364 csrss.exe 2852 injector.exe 2852 injector.exe 4364 csrss.exe 4364 csrss.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe 2852 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2432 powershell.exe Token: SeDebugPrivilege 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Token: SeImpersonatePrivilege 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe Token: SeDebugPrivilege 4544 powershell.exe Token: SeDebugPrivilege 3040 powershell.exe Token: SeDebugPrivilege 3024 powershell.exe Token: SeDebugPrivilege 2668 powershell.exe Token: SeDebugPrivilege 1196 powershell.exe Token: SeDebugPrivilege 4236 powershell.exe Token: SeSystemEnvironmentPrivilege 4364 csrss.exe Token: SeSecurityPrivilege 728 sc.exe Token: SeSecurityPrivilege 728 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1928 wrote to memory of 2432 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 94 PID 1928 wrote to memory of 2432 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 94 PID 1928 wrote to memory of 2432 1928 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 94 PID 1336 wrote to memory of 4544 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 100 PID 1336 wrote to memory of 4544 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 100 PID 1336 wrote to memory of 4544 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 100 PID 1336 wrote to memory of 1616 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 102 PID 1336 wrote to memory of 1616 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 102 PID 1616 wrote to memory of 2260 1616 cmd.exe 104 PID 1616 wrote to memory of 2260 1616 cmd.exe 104 PID 1336 wrote to memory of 3040 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 105 PID 1336 wrote to memory of 3040 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 105 PID 1336 wrote to memory of 3040 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 105 PID 1336 wrote to memory of 3024 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 107 PID 1336 wrote to memory of 3024 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 107 PID 1336 wrote to memory of 3024 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 107 PID 1336 wrote to memory of 4364 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 109 PID 1336 wrote to memory of 4364 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 109 PID 1336 wrote to memory of 4364 1336 2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe 109 PID 4364 wrote to memory of 2668 4364 csrss.exe 110 PID 4364 wrote to memory of 2668 4364 csrss.exe 110 PID 4364 wrote to memory of 2668 4364 csrss.exe 110 PID 4364 wrote to memory of 1196 4364 csrss.exe 116 PID 4364 wrote to memory of 1196 4364 csrss.exe 116 PID 4364 wrote to memory of 1196 4364 csrss.exe 116 PID 4364 wrote to memory of 4236 4364 csrss.exe 119 PID 4364 wrote to memory of 4236 4364 csrss.exe 119 PID 4364 wrote to memory of 4236 4364 csrss.exe 119 PID 4364 wrote to memory of 2852 4364 csrss.exe 121 PID 4364 wrote to memory of 2852 4364 csrss.exe 121 PID 3976 wrote to memory of 4428 3976 windefender.exe 128 PID 3976 wrote to memory of 4428 3976 windefender.exe 128 PID 3976 wrote to memory of 4428 3976 windefender.exe 128 PID 4428 wrote to memory of 728 4428 cmd.exe 129 PID 4428 wrote to memory of 728 4428 cmd.exe 129 PID 4428 wrote to memory of 728 4428 cmd.exe 129 -
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\2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe"C:\Users\Admin\AppData\Local\Temp\2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2432
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C:\Users\Admin\AppData\Local\Temp\2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.exe"C:\Users\Admin\AppData\Local\Temp\2e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d.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:1336 -
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:4544
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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:1616 -
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:2260
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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:3040
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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:3024
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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:4364 -
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:2668
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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:2136
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4252
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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:1196
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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:4236
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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:2852
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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:1944
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3976 -
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:4428 -
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:728
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3532
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
MD56d7fcde5e24906783abcb490f324ec3b
SHA15640d96d1fe405b8504f032badda8709c877096a
SHA2564a51af888dd744f48fffb2a34755c302a5a81b79434e9ac470bed239a426c8d1
SHA5123be7fb9eb3bb977e5184d1feb2647d8e3217a06317c93ba9c855614041a73f9739fb6d0055bfeb393ebfac46e83c49751fc804085af7ea7f1d29cab1aea60008
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56c946be4806195ec8f03748c1b6a6d83
SHA1be7c8e6986a1bc127932d3514a1ecdc07b6cd20a
SHA256efcdfa8f920a2caa7fc6bd7fe40d92655e00f4da846c7b741a81a1797e2b736f
SHA51274626a92326e1206a259948c2eaa64c7e400367d8d269c8b01552232c4ca2e60a6068415a458b73ccee7d4394399bd0d8a42cf96488dceabc914f8d90d312be8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d27c42452bec0674e742d4309af57c83
SHA178f0fb9b94d479eab01a1defc0492715dc87941b
SHA256d3a30d37aa9d1a7b5af2853c540aeaa6d1776f4a7fa3e2d15b864e820453168d
SHA512437116c01562d074e2c053873773b24f47fcfb48cb9fa5963ada74975b09ca623f7d770989641b4b6d2980efc472421c712dd4a3994e171a1458cbd6d8e793a9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD556992fd4a0f517c4adacc71f643a4636
SHA1d982d608edf2f1d928b069a6926fe3a553c59a6c
SHA25668336148b1d3ee3ee69acb0c8bc1d52fc775f0eb9194d254ec7c64ad4c7834e2
SHA512f057b5cb7ea383c0dc33bb0a84a99f7654c6ce88e2cf5ef2b964db9e2edf36bd2976b4ced3fde5089690cde938682a22ae6ca553949b9280b584fa68071aa552
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b4205509e545d30ec0e95d2786b62225
SHA1cb0951288721aa7ca3b2b57efb7ab9bad8071063
SHA2560939b5c05878f88bb23ae79d187e7f39a520ba8522469ce98113393f27b10424
SHA512a970f9a2c0f3944fcae588df5d33cfefa04c2530629004c9678e0cb16d097e33c9b3db065f4f46ea308250435e6037de83e3f07b4d8195e431c4ffb99218baad
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Filesize
4.1MB
MD5655c8aab7594fac25d589e73e64bc8e2
SHA17f2ad5e180e08f5f722b45c13929e21f6c96899a
SHA2562e1693b4e2b41908a2c461f91563d059ba81b64603d2ead95c4c1b6b4c496b8d
SHA51254bd4fb81c8c81e8a823791680d74a5cd98b73ccab7e8f0189e8104f1378af4db790787a344a41c80b73e88c5784614d5139214bb53133359348f6ac6fa72c8d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec