Analysis
-
max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 04:49
Static task
static1
Behavioral task
behavioral1
Sample
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe
Resource
win10v2004-20240508-en
General
-
Target
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe
-
Size
4.1MB
-
MD5
1fdb8877b4818d917050a8e8722f0294
-
SHA1
a425e13ed6cdce132d449eb5ec07a1703dacb5c7
-
SHA256
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f
-
SHA512
a5f28bf8ba9eb3b95da727288f90237149da8caf826dd3e69761cfe3eca674e7d053e666ecc72849e13663687dfd0556f030e14a9bef6d7c6c89ec4007d45ec9
-
SSDEEP
98304:vquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0D:ALmIkbquibpii2yAk4+2fEKmbg
Malware Config
Signatures
-
Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/776-2-0x0000000002DD0000-0x00000000036BB000-memory.dmp family_glupteba behavioral1/memory/776-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/776-81-0x0000000002DD0000-0x00000000036BB000-memory.dmp family_glupteba behavioral1/memory/776-79-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3680-108-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3680-137-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-216-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-251-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-254-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1988-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 3100 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 1988 csrss.exe 4548 injector.exe 2280 windefender.exe 5004 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/2280-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5004-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2280-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5004-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5004-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.execsrss.exedescription 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\"" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process 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 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.
Processes:
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe -
Drops file in Windows directory 4 IoCs
Processes:
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.execsrss.exedescription ioc process File opened for modification C:\Windows\rss 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe File created C:\Windows\rss\csrss.exe 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.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.
Processes:
sc.exepid process 4168 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 4072 powershell.exe 4984 powershell.exe 2600 powershell.exe 2692 powershell.exe 3632 powershell.exe 1656 powershell.exe 732 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2432 schtasks.exe 1936 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exewindefender.exe7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.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,-3052 = "Qyzylorda Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.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" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT 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,-2591 = "Tocantins Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.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,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.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\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exepowershell.exe7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 732 powershell.exe 732 powershell.exe 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 4072 powershell.exe 4072 powershell.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe 4984 powershell.exe 4984 powershell.exe 2600 powershell.exe 2600 powershell.exe 2692 powershell.exe 2692 powershell.exe 3632 powershell.exe 3632 powershell.exe 1656 powershell.exe 1656 powershell.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 1988 csrss.exe 1988 csrss.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 1988 csrss.exe 1988 csrss.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 1988 csrss.exe 1988 csrss.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe 4548 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 732 powershell.exe Token: SeDebugPrivilege 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Token: SeImpersonatePrivilege 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe Token: SeDebugPrivilege 4072 powershell.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 2600 powershell.exe Token: SeDebugPrivilege 2692 powershell.exe Token: SeDebugPrivilege 3632 powershell.exe Token: SeDebugPrivilege 1656 powershell.exe Token: SeSystemEnvironmentPrivilege 1988 csrss.exe Token: SeSecurityPrivilege 4168 sc.exe Token: SeSecurityPrivilege 4168 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 776 wrote to memory of 732 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 776 wrote to memory of 732 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 776 wrote to memory of 732 776 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 4072 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 4072 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 4072 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 216 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe cmd.exe PID 3680 wrote to memory of 216 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe cmd.exe PID 216 wrote to memory of 3100 216 cmd.exe netsh.exe PID 216 wrote to memory of 3100 216 cmd.exe netsh.exe PID 3680 wrote to memory of 4984 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 4984 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 4984 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 2600 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 2600 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 2600 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe powershell.exe PID 3680 wrote to memory of 1988 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe csrss.exe PID 3680 wrote to memory of 1988 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe csrss.exe PID 3680 wrote to memory of 1988 3680 7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe csrss.exe PID 1988 wrote to memory of 2692 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 2692 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 2692 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 3632 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 3632 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 3632 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 1656 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 1656 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 1656 1988 csrss.exe powershell.exe PID 1988 wrote to memory of 4548 1988 csrss.exe injector.exe PID 1988 wrote to memory of 4548 1988 csrss.exe injector.exe PID 2280 wrote to memory of 2908 2280 windefender.exe cmd.exe PID 2280 wrote to memory of 2908 2280 windefender.exe cmd.exe PID 2280 wrote to memory of 2908 2280 windefender.exe cmd.exe PID 2908 wrote to memory of 4168 2908 cmd.exe sc.exe PID 2908 wrote to memory of 4168 2908 cmd.exe sc.exe PID 2908 wrote to memory of 4168 2908 cmd.exe sc.exe -
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\7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe"C:\Users\Admin\AppData\Local\Temp\7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:732 -
C:\Users\Admin\AppData\Local\Temp\7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.exe"C:\Users\Admin\AppData\Local\Temp\7fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f.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:3680 -
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:4072 -
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:216 -
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:3100 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984 -
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:2600 -
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:1988 -
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:2692 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2432 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1228
-
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:3632 -
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:1656 -
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:4548 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1936 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2280 -
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:2908 -
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:4168
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5004
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
MD5bf8a74c9e9f2793721bc545dad26f2f7
SHA14a55f939c313d32dd152ee8d295f839dfa3b9808
SHA256e29389bd5601183db79c793ef0cbc20b15a8998ae2b7f3bcb4d10f3588e88b5c
SHA5123512be8d59baf7e9f06d34a21496698cbb455826e1233c69c6ef5ef35c1d2c3f891569dd55ed2197cd3fc8344831937b498835bfe10c9923e5bfa94beb1cf5f7
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f21ed63b0801a0179301fd7d30c1caf5
SHA18c42df6d7ce521f8bfa79cfcb5349e179eadac19
SHA256049d1fdf7b91168443691a89d007e9c0aea12573a5ab4a27ff53c045cae5bddb
SHA512f5381b4a8da82939d7122afae33ca21469bb893dd422f560485f9236b3f618f66193c0d233516fd41aa483c2b06ee913cd139cbdb3a1a6dd588334017c913b9b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56432d0dca3b27eab5dc423487bfcc0a0
SHA1f5e9dc865fdcb0898d1a011436067923486b9bfc
SHA256bf1349917d9c8a2cabaf8a4572c0bb26638e7d826c86db357857dbd5cb63e54c
SHA512d96aaa4c3e027ecdcd19a4129d8a583b3dcd1646b93e9e47042568a4837f647cbea11358ee7de4a61c22f7ebbe91ed31764c80fddb9cd593fea6caa7e561c035
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD503ccc3390fc38f7519a36f50f791d701
SHA19d4bdc98619ddfe4add36c7fce79b32591fc247d
SHA2564423fbe4d7b822b22134df410c7eb3fa56b90c0d92ffa1ad8c575abc94cb90f4
SHA512c17b3a792f35168999ddd91b7e3fef183a797caf39353207768e26a943ddfdc95c4cdbb93977215485773d2551af5b1f1f6e990fcf3cff89336b3d448f973de9
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f94cf217e74eabb61ba14f19607cf71c
SHA1896327d1c070724a59607f55ebbd463e6327867e
SHA256bbf5d8a049fc21503ccca849bb11b39938595634559c77a39d7ecede2dae748a
SHA5124d0ef5f182354b04fc9dd15017210531c00adcb9b4e9fb202f5363371ff96e2a1da69fd667ab7ae0e678082c857815128a1a8d6baa02d339c41412a1c89de261
-
Filesize
4.1MB
MD51fdb8877b4818d917050a8e8722f0294
SHA1a425e13ed6cdce132d449eb5ec07a1703dacb5c7
SHA2567fe1c70a65b522557db0a312b50343946aae3375a8fbc1c51faca2b013d3dc8f
SHA512a5f28bf8ba9eb3b95da727288f90237149da8caf826dd3e69761cfe3eca674e7d053e666ecc72849e13663687dfd0556f030e14a9bef6d7c6c89ec4007d45ec9
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec