Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 21:46
Static task
static1
Behavioral task
behavioral1
Sample
d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe
Resource
win10v2004-20240508-en
General
-
Target
d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe
-
Size
4.1MB
-
MD5
0031761a4a8dc048a54681bc02378be8
-
SHA1
5a80f3d0e82b2a4a7dbc88a98e8adf8f29f296d0
-
SHA256
d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75
-
SHA512
ee2a034deb6dde697137332f3bca04fbe731aead5e454c31c5f0572f5135c4ad219d37611e9e5448b1d71efc21e877612b30c669194143091f156127953331f0
-
SSDEEP
98304:N/1aS45wg9wCj95WS7Tld+z+RCAmv1nHALSI8:N/oSJg9H959pd0eCv1HALSX
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3088-2-0x0000000004CC0000-0x00000000055AB000-memory.dmp family_glupteba behavioral1/memory/3088-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3088-86-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3088-128-0x0000000004CC0000-0x00000000055AB000-memory.dmp family_glupteba behavioral1/memory/2900-157-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3088-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/744-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-227-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-239-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-242-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-250-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-259-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-262-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-266-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/744-270-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3316 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 744 csrss.exe 1432 injector.exe 2200 windefender.exe 4316 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023410-220.dat upx behavioral1/memory/2200-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4316-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2200-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4316-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4316-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4316-249-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 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 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 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe File created C:\Windows\rss\csrss.exe d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.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 1948 sc.exe -
pid Process 3752 powershell.exe 4048 powershell.exe 3316 powershell.exe 1628 powershell.exe 2460 powershell.exe 1928 powershell.exe 620 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 3996 schtasks.exe 3548 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,-1861 = "Russia TZ 6 Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.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,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal 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" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.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,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2460 powershell.exe 2460 powershell.exe 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 1928 powershell.exe 1928 powershell.exe 1928 powershell.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 620 powershell.exe 620 powershell.exe 620 powershell.exe 3752 powershell.exe 3752 powershell.exe 3752 powershell.exe 4048 powershell.exe 4048 powershell.exe 4048 powershell.exe 3316 powershell.exe 3316 powershell.exe 3316 powershell.exe 1628 powershell.exe 1628 powershell.exe 1628 powershell.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 744 csrss.exe 744 csrss.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 744 csrss.exe 744 csrss.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 744 csrss.exe 744 csrss.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe 1432 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2460 powershell.exe Token: SeDebugPrivilege 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Token: SeImpersonatePrivilege 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe Token: SeDebugPrivilege 1928 powershell.exe Token: SeDebugPrivilege 620 powershell.exe Token: SeDebugPrivilege 3752 powershell.exe Token: SeDebugPrivilege 4048 powershell.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeDebugPrivilege 1628 powershell.exe Token: SeSystemEnvironmentPrivilege 744 csrss.exe Token: SeSecurityPrivilege 1948 sc.exe Token: SeSecurityPrivilege 1948 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3088 wrote to memory of 2460 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 88 PID 3088 wrote to memory of 2460 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 88 PID 3088 wrote to memory of 2460 3088 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 88 PID 2900 wrote to memory of 1928 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 100 PID 2900 wrote to memory of 1928 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 100 PID 2900 wrote to memory of 1928 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 100 PID 2900 wrote to memory of 1148 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 104 PID 2900 wrote to memory of 1148 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 104 PID 1148 wrote to memory of 3316 1148 cmd.exe 120 PID 1148 wrote to memory of 3316 1148 cmd.exe 120 PID 2900 wrote to memory of 620 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 108 PID 2900 wrote to memory of 620 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 108 PID 2900 wrote to memory of 620 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 108 PID 2900 wrote to memory of 3752 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 111 PID 2900 wrote to memory of 3752 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 111 PID 2900 wrote to memory of 3752 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 111 PID 2900 wrote to memory of 744 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 113 PID 2900 wrote to memory of 744 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 113 PID 2900 wrote to memory of 744 2900 d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe 113 PID 744 wrote to memory of 4048 744 csrss.exe 114 PID 744 wrote to memory of 4048 744 csrss.exe 114 PID 744 wrote to memory of 4048 744 csrss.exe 114 PID 744 wrote to memory of 3316 744 csrss.exe 120 PID 744 wrote to memory of 3316 744 csrss.exe 120 PID 744 wrote to memory of 3316 744 csrss.exe 120 PID 744 wrote to memory of 1628 744 csrss.exe 122 PID 744 wrote to memory of 1628 744 csrss.exe 122 PID 744 wrote to memory of 1628 744 csrss.exe 122 PID 744 wrote to memory of 1432 744 csrss.exe 124 PID 744 wrote to memory of 1432 744 csrss.exe 124 PID 2200 wrote to memory of 3812 2200 windefender.exe 131 PID 2200 wrote to memory of 3812 2200 windefender.exe 131 PID 2200 wrote to memory of 3812 2200 windefender.exe 131 PID 3812 wrote to memory of 1948 3812 cmd.exe 132 PID 3812 wrote to memory of 1948 3812 cmd.exe 132 PID 3812 wrote to memory of 1948 3812 cmd.exe 132 -
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\d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe"C:\Users\Admin\AppData\Local\Temp\d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2460
-
-
C:\Users\Admin\AppData\Local\Temp\d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.exe"C:\Users\Admin\AppData\Local\Temp\d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75.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:2900 -
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:1928
-
-
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:1148 -
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:3316
-
-
-
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:620
-
-
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:3752
-
-
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:744 -
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:4048
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3996
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1564
-
-
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:3316
-
-
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:1628
-
-
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:1432
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3548
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2200 -
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:3812 -
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:1948
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4316
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
MD5d997478d958c65d5941c63e6949deb2d
SHA163a1eabc4355d4a89226cf32fdd0a6c4668f52c9
SHA25624a6d81e4a119f2aee20dc2bf5c1bf1eac6fd83afd424d5c269ce2de32dffe1b
SHA51250fb5bb9b8824986abdc6158c9d957d68bd6f3140d848f9eb12d166531873e352ade6d9103eda6f65e4b8c3de8fc6deaf9677542165b9fcfe6f458b1ac7fa3bc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fd012d38129712a352a220b6b7b3e077
SHA1b947f4285379b6de3c92497b71d028dca63c5646
SHA2562e236cd91e1560fb2f6378754967d9bcc38b243007478fb4a741d942e4e60c31
SHA5126eb3b858bf0090b48afed565d82a8d9dbb58068369bf4a6412b9227267ab236c5be014067d451066da1ef75bf5152e3a1e66b798816882344a1e987b00fc1184
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55375f1dd0f0fe039691720632b9fa6b9
SHA1d1714f7f3bc3f1c37c6deb981712b6e4b0008eb3
SHA2567cf22aa039b49f96d8173402ceb9d16e9ff8e5e04b332c5bf52dc7ca104d3c65
SHA5120f943067a1a166e1b87bf4140d73bdef5f01c35545c1c7a1e68ec4ae62d68fa2602d1b322c62b57a5a7c0837c3da0ce786924258b002b197a2817c5865d5d694
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD541bec1de420c36cb032e40eab37d418d
SHA1f4f75180a49c1a97c1a2fa2d92b708583792a65e
SHA25658559937952bf7916af2320589a3365aea27735ba43f1ecb5d8ece524ded100c
SHA5125e9a9d6862d785c29b13eb2d86cb1bdb5dbdca25910e11d76a4991dcb78bf1fd39728e6fbe78cafeb5398780f7eb6780eb344c1547cf12c977bf1a94dd2e8f11
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5547f42418760d48cf4fa27291894056c
SHA159336de8a8a2f9e59626e7387fad1b6f24acb980
SHA256d137b5475058588ef4a638075ae50984babd024a5042cdfc0a15545ca096d0c0
SHA51286679d53bca58bf7308938a6eb5d546ca873f3d986c74b31afa41afc85c6045dba8085e4bb41fa8c18af33c7059c2de9e7edc6b3e9784083852945b7eb086493
-
Filesize
4.1MB
MD50031761a4a8dc048a54681bc02378be8
SHA15a80f3d0e82b2a4a7dbc88a98e8adf8f29f296d0
SHA256d41326156d9faa44bbbcf17771d81eaf65f1d1ca3e123585a01a5e23edcf7b75
SHA512ee2a034deb6dde697137332f3bca04fbe731aead5e454c31c5f0572f5135c4ad219d37611e9e5448b1d71efc21e877612b30c669194143091f156127953331f0
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec