Analysis
-
max time kernel
44s -
max time network
117s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
14-10-2023 11:51
Static task
static1
General
-
Target
6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe
-
Size
4.1MB
-
MD5
8628006702e4428f8c6bd04ae79b5c0b
-
SHA1
c34e75e04e02c65d170092f414e500e8c1009f53
-
SHA256
6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30
-
SHA512
6e3b79a88fcf5e39dbe484767658cb957d3089951699140c16c6466e3db548314955c72d94ca0ca6c1bcaa163986a73d744ccb390133ab8fa6892d0156058e0f
-
SSDEEP
98304:SLyb54rAVQD2esiID+dc0iOuFInEXs7kxS8It7QwMthknMlWh:S054wQD2znD21nu21kkMl0
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3232-2-0x0000000005270000-0x0000000005B5B000-memory.dmp family_glupteba behavioral1/memory/3232-3-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3232-68-0x0000000005270000-0x0000000005B5B000-memory.dmp family_glupteba behavioral1/memory/3232-71-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3232-76-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3232-306-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4804-309-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4804-562-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4804-566-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4804-1053-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1059-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1339-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1803-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1811-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1813-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1815-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1817-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2952-1826-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2092 netsh.exe -
Executes dropped EXE 1 IoCs
pid Process 2952 csrss.exe -
resource yara_rule behavioral1/files/0x000700000001b040-1806.dat upx behavioral1/files/0x000700000001b040-1807.dat upx behavioral1/files/0x000700000001b040-1809.dat upx behavioral1/memory/1780-1810-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4376-1812-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4376-1816-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000600000001b041-1822.dat upx behavioral1/files/0x000600000001b041-1823.dat upx behavioral1/memory/4376-1825-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-1828-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/5028-1830-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-844837608-3875958368-2945961404-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created 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 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe File created C:\Windows\rss\csrss.exe 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 992 sc.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 2784 schtasks.exe 3392 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4920 powershell.exe 4920 powershell.exe 4920 powershell.exe 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 2380 powershell.exe 2380 powershell.exe 2380 powershell.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 4124 powershell.exe 4124 powershell.exe 4124 powershell.exe 3360 powershell.exe 3360 powershell.exe 3360 powershell.exe 5032 powershell.exe 5032 powershell.exe 5032 powershell.exe 752 powershell.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 4920 powershell.exe Token: SeDebugPrivilege 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Token: SeImpersonatePrivilege 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe Token: SeDebugPrivilege 2380 powershell.exe Token: SeDebugPrivilege 4124 powershell.exe Token: SeDebugPrivilege 3360 powershell.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 752 powershell.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3232 wrote to memory of 4920 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 71 PID 3232 wrote to memory of 4920 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 71 PID 3232 wrote to memory of 4920 3232 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 71 PID 4804 wrote to memory of 2380 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 76 PID 4804 wrote to memory of 2380 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 76 PID 4804 wrote to memory of 2380 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 76 PID 4804 wrote to memory of 64 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 79 PID 4804 wrote to memory of 64 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 79 PID 64 wrote to memory of 2092 64 cmd.exe 80 PID 64 wrote to memory of 2092 64 cmd.exe 80 PID 4804 wrote to memory of 4124 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 82 PID 4804 wrote to memory of 4124 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 82 PID 4804 wrote to memory of 4124 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 82 PID 4804 wrote to memory of 3360 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 83 PID 4804 wrote to memory of 3360 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 83 PID 4804 wrote to memory of 3360 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 83 PID 4804 wrote to memory of 2952 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 85 PID 4804 wrote to memory of 2952 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 85 PID 4804 wrote to memory of 2952 4804 6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe 85 PID 2952 wrote to memory of 5032 2952 csrss.exe 86 PID 2952 wrote to memory of 5032 2952 csrss.exe 86 PID 2952 wrote to memory of 5032 2952 csrss.exe 86 PID 2952 wrote to memory of 752 2952 csrss.exe 91 PID 2952 wrote to memory of 752 2952 csrss.exe 91 PID 2952 wrote to memory of 752 2952 csrss.exe 91 -
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
-
C:\Users\Admin\AppData\Local\Temp\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe"C:\Users\Admin\AppData\Local\Temp\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4920
-
-
C:\Users\Admin\AppData\Local\Temp\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe"C:\Users\Admin\AppData\Local\Temp\6263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:4804 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380
-
-
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:64 -
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
- Modifies data under HKEY_USERS
PID:2092
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4124
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3360
-
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5032
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:752
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1904
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2784
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵PID:5092
-
-
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⤵PID:2160
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3392
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:1780
-
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⤵PID:2100
-
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
PID:992
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵PID:5028
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:5112
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2424
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:4376
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
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5db01a2c1c7e70b2b038edf8ad5ad9826
SHA1540217c647a73bad8d8a79e3a0f3998b5abd199b
SHA256413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d
SHA512c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5e1e8edc1dba2c9c2fc46846e4fdc2f75
SHA124490277bada52d088c624ebe2f369965d8d80e5
SHA2568c20d913a11a70ffd01f9a62fe03740464cf90237a413b47d124821d0b9689dd
SHA5125e0058fd9b3fba1d8dd1957e210de1340373fcc87c94b4e6dfcd0a25be388557eeb5bf09e704c7bb986455efea0f7ec8b696dde881c478470cd4ba8543a84850
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5024fcf2dfed4331f3f91b8cb88c5638d
SHA179e58f406372d611cb8ed2672d0443bed1f0c696
SHA2564b51be2cac4dda55119124a49c930447d709ab84ce0c03a3a048a01fc4f3f001
SHA512ba4d2196667c0ef1989efc58f893f280f1bc11c0c6a761e2cad8ce6af3e34dd231525876e9e37ef68d6d1b7fdf7557b737313694ec49b0a78e63f63b844020bb
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD599a4376f9b210a32c731fddb1c8f3351
SHA10494f83ce18793c4354fb9a28d50d72aafd9067b
SHA256ec9a5f63c713f1e254f508fe5697d76fb56c7fe5cea4930ce69f4cb2066c1b13
SHA512efb8c17ad1fc5e899c3e63d2b62c6e3cfb6106eb36952ff9c30920f0315d4c84d6a1b9ee19ca7837a8de39341e2a8e842eced66173f812b46026129ead0a3a6b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5aa4b0d79ad68da2c3a4476a6421f4ab5
SHA15bc68792267d199e7cec3740504ffe9c65abf314
SHA25624d210b003b918cc6417de5e59b9f80de7f033536a2008d8ab5d3dbb55aaecba
SHA512a98169da1522acbad99318037d8c5a59e6ad1113fceac0e1fb5c25e27a0aff9b04670395dd46fda8702fa5ad0d8775e86faed8966e85cdcf78bd9a1ef895149c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD57991db1c0ee41e239d1b97b152a0e8bc
SHA1dd3f31291b126c6d30b2966ece229797d606573b
SHA25682b516a7aa59e91f173819f2024021651a42708cd5b8c53369a3b12f7dbe3951
SHA5126a31c2453e949df48cd705fe6f7f4fc95cfe0629110ade30fd61781b24ccd9e97a5759544f336c08139d0af65df0c28e2d195debd3cd48ff93652202cac53bde
-
Filesize
4.1MB
MD58628006702e4428f8c6bd04ae79b5c0b
SHA1c34e75e04e02c65d170092f414e500e8c1009f53
SHA2566263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30
SHA5126e3b79a88fcf5e39dbe484767658cb957d3089951699140c16c6466e3db548314955c72d94ca0ca6c1bcaa163986a73d744ccb390133ab8fa6892d0156058e0f
-
Filesize
4.1MB
MD58628006702e4428f8c6bd04ae79b5c0b
SHA1c34e75e04e02c65d170092f414e500e8c1009f53
SHA2566263a6ceb172eed7bae158d8066f70cabc42b352129547e1b5ad0c1096319d30
SHA5126e3b79a88fcf5e39dbe484767658cb957d3089951699140c16c6466e3db548314955c72d94ca0ca6c1bcaa163986a73d744ccb390133ab8fa6892d0156058e0f
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec