Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 03:20
Static task
static1
Behavioral task
behavioral1
Sample
8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe
Resource
win7-20240215-en
General
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Target
8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe
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Size
4.1MB
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MD5
ed4db8e4b6d0cb82a92c0bae463e797a
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SHA1
89296cb885674b5d6bcdf6490d47a6121bad43e2
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SHA256
8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33
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SHA512
d0185a0b0c5ecb99cd6c5e3602c22e336f069c38e2f58c88b4145591f6819a628abfc436040319d79c1062f87c7a630739d01c8b52bee678b7e8536b8ef538ad
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SSDEEP
98304:ExfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGv3:yRrVrv4XbNRWhj2o9k8f3CspGv3
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2012-2-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral2/memory/2012-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2012-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2012-57-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral2/memory/2012-54-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4188-135-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3004-251-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1196 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3004 csrss.exe 2400 injector.exe 680 windefender.exe 2920 windefender.exe -
resource yara_rule behavioral2/files/0x00090000000233b3-222.dat upx behavioral2/memory/680-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2920-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/680-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2920-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2920-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe File created C:\Windows\rss\csrss.exe 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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 3248 sc.exe -
pid Process 5068 powershell.exe 4552 powershell.exe 4432 powershell.exe 2304 powershell.exe 4608 powershell.exe 784 powershell.exe 932 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 2752 schtasks.exe 3228 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,-2752 = "Tomsk Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-392 = "Arab Standard Time" windefender.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,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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,-2492 = "Aus Central W. Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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,-1862 = "Russia TZ 6 Standard Time" 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\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\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,-232 = "Hawaiian Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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\Root\Certificates 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\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight 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,-2571 = "Turks and Caicos Daylight 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" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 932 powershell.exe 932 powershell.exe 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 5068 powershell.exe 5068 powershell.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 4552 powershell.exe 4552 powershell.exe 4552 powershell.exe 4432 powershell.exe 4432 powershell.exe 4432 powershell.exe 2304 powershell.exe 2304 powershell.exe 4608 powershell.exe 4608 powershell.exe 784 powershell.exe 784 powershell.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 3004 csrss.exe 3004 csrss.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 3004 csrss.exe 3004 csrss.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 3004 csrss.exe 3004 csrss.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe 2400 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 932 powershell.exe Token: SeDebugPrivilege 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Token: SeImpersonatePrivilege 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe Token: SeDebugPrivilege 5068 powershell.exe Token: SeDebugPrivilege 4552 powershell.exe Token: SeDebugPrivilege 4432 powershell.exe Token: SeDebugPrivilege 2304 powershell.exe Token: SeDebugPrivilege 4608 powershell.exe Token: SeDebugPrivilege 784 powershell.exe Token: SeSystemEnvironmentPrivilege 3004 csrss.exe Token: SeSecurityPrivilege 3248 sc.exe Token: SeSecurityPrivilege 3248 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2012 wrote to memory of 932 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 84 PID 2012 wrote to memory of 932 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 84 PID 2012 wrote to memory of 932 2012 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 84 PID 4188 wrote to memory of 5068 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 96 PID 4188 wrote to memory of 5068 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 96 PID 4188 wrote to memory of 5068 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 96 PID 4188 wrote to memory of 3744 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 101 PID 4188 wrote to memory of 3744 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 101 PID 3744 wrote to memory of 1196 3744 cmd.exe 103 PID 3744 wrote to memory of 1196 3744 cmd.exe 103 PID 4188 wrote to memory of 4552 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 104 PID 4188 wrote to memory of 4552 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 104 PID 4188 wrote to memory of 4552 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 104 PID 4188 wrote to memory of 4432 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 106 PID 4188 wrote to memory of 4432 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 106 PID 4188 wrote to memory of 4432 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 106 PID 4188 wrote to memory of 3004 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 108 PID 4188 wrote to memory of 3004 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 108 PID 4188 wrote to memory of 3004 4188 8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe 108 PID 3004 wrote to memory of 2304 3004 csrss.exe 109 PID 3004 wrote to memory of 2304 3004 csrss.exe 109 PID 3004 wrote to memory of 2304 3004 csrss.exe 109 PID 3004 wrote to memory of 4608 3004 csrss.exe 115 PID 3004 wrote to memory of 4608 3004 csrss.exe 115 PID 3004 wrote to memory of 4608 3004 csrss.exe 115 PID 3004 wrote to memory of 784 3004 csrss.exe 117 PID 3004 wrote to memory of 784 3004 csrss.exe 117 PID 3004 wrote to memory of 784 3004 csrss.exe 117 PID 3004 wrote to memory of 2400 3004 csrss.exe 119 PID 3004 wrote to memory of 2400 3004 csrss.exe 119 PID 680 wrote to memory of 3656 680 windefender.exe 125 PID 680 wrote to memory of 3656 680 windefender.exe 125 PID 680 wrote to memory of 3656 680 windefender.exe 125 PID 3656 wrote to memory of 3248 3656 cmd.exe 126 PID 3656 wrote to memory of 3248 3656 cmd.exe 126 PID 3656 wrote to memory of 3248 3656 cmd.exe 126 -
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\8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe"C:\Users\Admin\AppData\Local\Temp\8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:932
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C:\Users\Admin\AppData\Local\Temp\8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.exe"C:\Users\Admin\AppData\Local\Temp\8073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33.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:4188 -
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:5068
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:3744 -
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:1196
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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:4552
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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:4432
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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:3004 -
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:2304
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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:2752
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1784
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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:4608
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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:784
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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:2400
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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:3228
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:680 -
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:3656 -
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:3248
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2920
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
MD57d89c50c5b9fc09cac4f387eac2de8aa
SHA1bcc10048be858bb6eec3d7a3894579719bb3e1e0
SHA25618a4b303892b5739367c2fa25a147347b368f6f54ab7171f8ab8d717ef32662d
SHA512f8044534093a47ea48acf5ac121b34d7ca20b06bf71ad46c5c67820b66da6797571cb1b94a80e659ef986514f906985c388a0d46e275fc4f48d54179c2ff0dc5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e5695add335beaaf6429910aad9601de
SHA12271b2d7324277dae349d65649e6d1220d76c8f1
SHA256643685505272fd9ce78549dc709a4fb486116b8ef25fa60838a22f6f190b956b
SHA51205717eaf4611dca46338bd4ce4513a9d941a64437e323631e42430c4d60c0c7ff2d38bc21e4408c96610bd0c2c101a300b968ab5eebe6f9187ad3a89c2af6b61
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e343f0ccaede4ba7f9f59d8fc61166e5
SHA1aa3ef7d2c5c7ee1bf5a62851c942b798ea6695cb
SHA2569c6e7e5826e7248d14598dde80f4e010f3238cb0f3060057f0972b6566b6d7db
SHA51260a0c8bde4c84235c3ed0e0e9042ef9986e0b003841e6b56e9fa244346f55a38218f82b97ba6d06d13415fc1a48013f4ec83fe5b41137c51eb46bafc304dd98f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ab292927a8464471ec2c1428e9b18271
SHA1a9a8cd7951a601f3cd2412f97f3969fd76c72659
SHA2563aee5521eedb4585dffc2ae8f2d92151308d4466a2d3b353c9ac23af95e97402
SHA5127fb2d3bd297edd4dd19287db96342f0312c7c37329f97a6d00f28454cdcaafc815f25fbc8306bf1bf899e64867d6836f9a6b814949919db2535a1b7cc13de731
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD596acb29fbe2c6a0501e80fc46c4c5506
SHA137ae6cc60241c014574f4c2ec72ad824d10603a0
SHA2565694e417bd150d039e9108545be46c6e85072a9e2349e4ef913c6f1406f4a503
SHA512ea9f46c96f8df05e0e19e80fe91d324f1a339e593f237aa4314fa4c4e1eaa3f613606331eb4f4dc98e71b6249853bced506ac23446f337c1af73ae879644942e
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Filesize
4.1MB
MD5ed4db8e4b6d0cb82a92c0bae463e797a
SHA189296cb885674b5d6bcdf6490d47a6121bad43e2
SHA2568073643f05b494dd70478d09a11e98931c335f0a2d86a42928fe672213db0e33
SHA512d0185a0b0c5ecb99cd6c5e3602c22e336f069c38e2f58c88b4145591f6819a628abfc436040319d79c1062f87c7a630739d01c8b52bee678b7e8536b8ef538ad
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec