Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13/05/2024, 12:39
Static task
static1
Behavioral task
behavioral1
Sample
202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe
Resource
win10v2004-20240426-en
General
-
Target
202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe
-
Size
4.1MB
-
MD5
4fce6fff0494e8b07f3a1afc97bb4c95
-
SHA1
317736f49bcff42745ebdd055e45bd9d66a70a8b
-
SHA256
202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169
-
SHA512
9a8e66e2b78e7b401312dab9349b566361395c27a8080addc1f5a62cf84170f22620fa9a8977bded5f1c2d3bdada9293593b95544f714b855afed5626290249c
-
SSDEEP
98304:KEJIWEvfJYldNz1VWpL3L0cE4bvJAyhw6eqjyZouO:KEJJEv+l7zil3jygVjyy5
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/4652-2-0x0000000005150000-0x0000000005A3B000-memory.dmp family_glupteba behavioral1/memory/4652-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4652-28-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4652-57-0x0000000005150000-0x0000000005A3B000-memory.dmp family_glupteba behavioral1/memory/4652-84-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4652-132-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2968-131-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/2968-200-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-218-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-224-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-233-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-237-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-241-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-245-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-249-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-253-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-257-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-261-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-265-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1568-269-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2392 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1568 csrss.exe 1104 injector.exe 4804 windefender.exe 800 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023420-223.dat upx behavioral1/memory/4804-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/800-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4804-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/800-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/800-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
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 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe File created C:\Windows\rss\csrss.exe 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4692 sc.exe -
pid Process 5104 powershell.exe 3744 powershell.exe 3672 powershell.exe 4548 powershell.exe 1944 powershell.exe 4248 powershell.exe 4588 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 3180 schtasks.exe 4800 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,-1911 = "Russia TZ 10 Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.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,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island 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,-911 = "Mauritius Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.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,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.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\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.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,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.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\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan 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\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand 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\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3744 powershell.exe 3744 powershell.exe 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 3672 powershell.exe 3672 powershell.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 4548 powershell.exe 4548 powershell.exe 1944 powershell.exe 1944 powershell.exe 4248 powershell.exe 4248 powershell.exe 4588 powershell.exe 4588 powershell.exe 5104 powershell.exe 5104 powershell.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1568 csrss.exe 1568 csrss.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1568 csrss.exe 1568 csrss.exe 1104 injector.exe 1104 injector.exe 1568 csrss.exe 1568 csrss.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe 1104 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3744 powershell.exe Token: SeDebugPrivilege 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Token: SeImpersonatePrivilege 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe Token: SeDebugPrivilege 3672 powershell.exe Token: SeDebugPrivilege 4548 powershell.exe Token: SeDebugPrivilege 1944 powershell.exe Token: SeDebugPrivilege 4248 powershell.exe Token: SeDebugPrivilege 4588 powershell.exe Token: SeDebugPrivilege 5104 powershell.exe Token: SeSystemEnvironmentPrivilege 1568 csrss.exe Token: SeSecurityPrivilege 4692 sc.exe Token: SeSecurityPrivilege 4692 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4652 wrote to memory of 3744 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 95 PID 4652 wrote to memory of 3744 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 95 PID 4652 wrote to memory of 3744 4652 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 95 PID 2968 wrote to memory of 3672 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 101 PID 2968 wrote to memory of 3672 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 101 PID 2968 wrote to memory of 3672 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 101 PID 2968 wrote to memory of 4808 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 103 PID 2968 wrote to memory of 4808 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 103 PID 4808 wrote to memory of 2392 4808 cmd.exe 105 PID 4808 wrote to memory of 2392 4808 cmd.exe 105 PID 2968 wrote to memory of 4548 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 106 PID 2968 wrote to memory of 4548 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 106 PID 2968 wrote to memory of 4548 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 106 PID 2968 wrote to memory of 1944 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 108 PID 2968 wrote to memory of 1944 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 108 PID 2968 wrote to memory of 1944 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 108 PID 2968 wrote to memory of 1568 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 110 PID 2968 wrote to memory of 1568 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 110 PID 2968 wrote to memory of 1568 2968 202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe 110 PID 1568 wrote to memory of 4248 1568 csrss.exe 112 PID 1568 wrote to memory of 4248 1568 csrss.exe 112 PID 1568 wrote to memory of 4248 1568 csrss.exe 112 PID 1568 wrote to memory of 4588 1568 csrss.exe 118 PID 1568 wrote to memory of 4588 1568 csrss.exe 118 PID 1568 wrote to memory of 4588 1568 csrss.exe 118 PID 1568 wrote to memory of 5104 1568 csrss.exe 120 PID 1568 wrote to memory of 5104 1568 csrss.exe 120 PID 1568 wrote to memory of 5104 1568 csrss.exe 120 PID 1568 wrote to memory of 1104 1568 csrss.exe 123 PID 1568 wrote to memory of 1104 1568 csrss.exe 123 PID 4804 wrote to memory of 2324 4804 windefender.exe 129 PID 4804 wrote to memory of 2324 4804 windefender.exe 129 PID 4804 wrote to memory of 2324 4804 windefender.exe 129 PID 2324 wrote to memory of 4692 2324 cmd.exe 130 PID 2324 wrote to memory of 4692 2324 cmd.exe 130 PID 2324 wrote to memory of 4692 2324 cmd.exe 130 -
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\202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe"C:\Users\Admin\AppData\Local\Temp\202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3744
-
-
C:\Users\Admin\AppData\Local\Temp\202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.exe"C:\Users\Admin\AppData\Local\Temp\202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169.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:2968 -
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:3672
-
-
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:4808 -
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:2392
-
-
-
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:4548
-
-
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:1944
-
-
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:1568 -
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:4248
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3180
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:32
-
-
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:4588
-
-
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:5104
-
-
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:1104
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4800
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4804 -
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:2324 -
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:4692
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:800
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bba3d7c1dc15a3b4bed925ec958b1219
SHA16f7f35de78e3327c0fe1328b23e92d7f50aa432e
SHA256cb1646457af7a0c3f67c87ba22ffe304a6b6a08a6c5d7dee632ebab2e4fb94dc
SHA5128d96bb36ba8784a4ed9d307d9abc40f0969f3d757f2529ade22e79130cc06bcdf6cf9c3010f4bc14c3b4a18159e0f31395166a2e67ac7cabf95af4a5e91592c7
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51b887d4ffd7dbae362af64cda3a1ed28
SHA18ca0421244da89e95db8c7687c1e954a91c1cdd9
SHA2564db70db1a0acc51c8e699baf9e857d4c01d9ff53756afc693a9f88b1cca3cb53
SHA5120c06b432974ee7cbcc89f14afe0560e43253f22c718de50f3748ff4f2c345fe4b6d6399ffd48ba903c17bfd088618fb623c05bd638f60a37391c580079cd6759
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50d3aa28211fe9729820fb5914e84f407
SHA14d72a8c78f92f5fa5434da9c4b6a3b994a4bbf4b
SHA256835569b213b40322fff841dcedf8c01fab7291dade23118105d18b81379a381b
SHA5125ffb2038782811ac656441ba9a11485a393eb8ba1387b634f6f63f1e33da0d5a4f67309cb75c7cd0aba9743c950b5a9465642728a8414780eb0ec2df593a7b7c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5affd5bd872562c8c15fc91d0bd512688
SHA10809cfaf8ea3c4a63c6f876d333a70218d1058ca
SHA256061cb3a6a9ca234e75b075cdefbb71e37d8e3103fb14e246e55a801beea178e3
SHA512cefaa0750f78d4f42b3e20ec0c690c72b1e96eca3b048d30aaade44dc57f7956dc6b474193afca57192108292c8004f5860a22f381cd4f9fedc0e121b74de31f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5099cd91c5f46de9d6b9e3625692bc68b
SHA190148583be4c5b2e7b94e2d05e1ffaaea86d0903
SHA2560767ccec7fd5e006c3443c6c390c08ca27c7227432614d70214391f4d4a66984
SHA512ec3b696c530b2a99e2b56feec6e55d2c38d75a6e104db360e66edc15055e658c94768919d76ab1b1e95d203de4627a526de3a3e91c936287f870499ea0afd658
-
Filesize
4.1MB
MD54fce6fff0494e8b07f3a1afc97bb4c95
SHA1317736f49bcff42745ebdd055e45bd9d66a70a8b
SHA256202142386f6d9a19f3649e5de2f5f37767333c52650dba1e7aba5550aae56169
SHA5129a8e66e2b78e7b401312dab9349b566361395c27a8080addc1f5a62cf84170f22620fa9a8977bded5f1c2d3bdada9293593b95544f714b855afed5626290249c
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec