Analysis
-
max time kernel
149s -
max time network
150s -
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 07:11
Static task
static1
Behavioral task
behavioral1
Sample
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe
Resource
win10v2004-20240508-en
General
-
Target
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe
-
Size
4.1MB
-
MD5
159f774757ce7ceafa15e37a5b357dc3
-
SHA1
454e7e3394e7cd9d8dd3639bc2e36049d499ef53
-
SHA256
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8
-
SHA512
1de49e25642d3b90dc7751ebeb5bc67459052e27ed5d9aa3c6213a08626a527e0b070ee8eb9871eec948cf11a52023426ec7f9791b89638916985f8e9f858019
-
SSDEEP
98304:o0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLF:zIU7SlV8K2X2AhEHFgekc6
Malware Config
Signatures
-
Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/3472-2-0x0000000004B90000-0x000000000547B000-memory.dmp family_glupteba behavioral1/memory/3472-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3472-28-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3472-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3472-58-0x0000000004B90000-0x000000000547B000-memory.dmp family_glupteba behavioral1/memory/3472-55-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2652-87-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2652-135-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-150-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-221-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-230-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-232-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-234-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-236-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-238-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-240-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-242-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-244-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3384-246-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 3616 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 3384 csrss.exe 876 injector.exe 2480 windefender.exe 2852 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/2480-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2480-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2852-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2852-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\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 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.
Processes:
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe -
Drops file in Windows directory 4 IoCs
Processes:
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.execsrss.exedescription ioc process File opened for modification C:\Windows\rss a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe File created C:\Windows\rss\csrss.exe a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.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 1352 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 1812 powershell.exe 3624 powershell.exe 4924 powershell.exe 3900 powershell.exe 4180 powershell.exe 2488 powershell.exe 4856 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 744 schtasks.exe 4456 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exea04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process 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\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.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\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight 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,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.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" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.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\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.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,-262 = "GMT Standard 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,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.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,-1662 = "Bahia 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,-281 = "Central Europe Daylight Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exea04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exepowershell.exea04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 2488 powershell.exe 2488 powershell.exe 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 4856 powershell.exe 4856 powershell.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe 1812 powershell.exe 1812 powershell.exe 3624 powershell.exe 3624 powershell.exe 4924 powershell.exe 4924 powershell.exe 3900 powershell.exe 3900 powershell.exe 4180 powershell.exe 4180 powershell.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 3384 csrss.exe 876 injector.exe 3384 csrss.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 3384 csrss.exe 3384 csrss.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 3384 csrss.exe 3384 csrss.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe 876 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exea04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 2488 powershell.exe Token: SeDebugPrivilege 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Token: SeImpersonatePrivilege 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe Token: SeDebugPrivilege 4856 powershell.exe Token: SeDebugPrivilege 1812 powershell.exe Token: SeDebugPrivilege 3624 powershell.exe Token: SeDebugPrivilege 4924 powershell.exe Token: SeDebugPrivilege 3900 powershell.exe Token: SeDebugPrivilege 4180 powershell.exe Token: SeSystemEnvironmentPrivilege 3384 csrss.exe Token: SeSecurityPrivilege 1352 sc.exe Token: SeSecurityPrivilege 1352 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exea04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 3472 wrote to memory of 2488 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 3472 wrote to memory of 2488 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 3472 wrote to memory of 2488 3472 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 4856 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 4856 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 4856 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 4776 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe cmd.exe PID 2652 wrote to memory of 4776 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe cmd.exe PID 4776 wrote to memory of 3616 4776 cmd.exe netsh.exe PID 4776 wrote to memory of 3616 4776 cmd.exe netsh.exe PID 2652 wrote to memory of 1812 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 1812 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 1812 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 3624 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 3624 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 3624 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe powershell.exe PID 2652 wrote to memory of 3384 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe csrss.exe PID 2652 wrote to memory of 3384 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe csrss.exe PID 2652 wrote to memory of 3384 2652 a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe csrss.exe PID 3384 wrote to memory of 4924 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 4924 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 4924 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 3900 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 3900 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 3900 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 4180 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 4180 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 4180 3384 csrss.exe powershell.exe PID 3384 wrote to memory of 876 3384 csrss.exe injector.exe PID 3384 wrote to memory of 876 3384 csrss.exe injector.exe PID 2480 wrote to memory of 4648 2480 windefender.exe cmd.exe PID 2480 wrote to memory of 4648 2480 windefender.exe cmd.exe PID 2480 wrote to memory of 4648 2480 windefender.exe cmd.exe PID 4648 wrote to memory of 1352 4648 cmd.exe sc.exe PID 4648 wrote to memory of 1352 4648 cmd.exe sc.exe PID 4648 wrote to memory of 1352 4648 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\a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe"C:\Users\Admin\AppData\Local\Temp\a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3472 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2488 -
C:\Users\Admin\AppData\Local\Temp\a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.exe"C:\Users\Admin\AppData\Local\Temp\a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8.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:2652 -
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:4856 -
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:4776 -
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:3616 -
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:1812 -
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:3624 -
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:3384 -
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:4924 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:744 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2940
-
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:3900 -
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:4180 -
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:876 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4456 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2480 -
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:4648 -
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:1352
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2852
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD540be991743759f57796091980c0d6e60
SHA10280b96caaa89ce36f0191b9448d03a770ac1399
SHA2568797f2b69acef8cdf717020923cd2a67e8c2cbab4a41df613e460daed7eddd6d
SHA512a5d3ba0258d4c48ccb7de6e3ed90e3cf1c984faa1615025824754b5af009b67cffc706ab612e382670df93395e6f86c7656011b1fd58ba2b5df108b7dff9df59
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58e5e17a9d60833fb35533f34775f1298
SHA1dbd2e26f517ad2af793f09361ea5f805984038c9
SHA256050e13b0430626ab82369534d3ebdcbafcce7f0f2443256181174ada333f8537
SHA512b149c0022cff279561f7c63d2501d01b67adc2e27392fb0f966e79a777a0d55505ab4f2c626324eb24c84ac177c2ea9fca2dd23d501a6da352b41eac066ef4cc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a954ebf4a2c67966ce354078501023e7
SHA1bee6858d6b03ce52da14e1608aa65dced36fb327
SHA2564c8aa86a0d623f6052d580f9e06625ee982a5115b52d64f51f0cde1350a3707a
SHA512d69062cc97a6a2fc0cd25be2e9b16c091bc53f26bb54c372517a9d654f65f262c0932ccfe1fff9879e1280285d14a7264593c3f65448ef39974189a03f50ed3e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e59cdb2453130f921d954cd28fa31979
SHA12a2c44e78631279a544e5632ae6a08c29b3af09f
SHA25685d942f2d765b7ca1756f6c284fa2b670adbef2578d25e127a1a6bbf7269f16e
SHA5125dc1d6512eb15b4698cd4aac7a59e2eded91c3727b49c6c550a7078b6f53b935260e8c9be47a18428b5f845c780f3b6c6a6e9686b8ce9a942c40c0334f409755
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD595b8d8f350acf69af7c13c4ed07947e6
SHA110d943fbd3954558a256f274c4573feeed49594f
SHA25641fb15e55fcff512d9fade71bd589cbc818f2bee8d6b41ced08a526b6e4a47f8
SHA512373778fc50c5b85836e2fbfe4e6aa08700dd6e5095b5869f9929dab58bdb67928c3146836f1a14787509b998c5047af65511fcb9d76bbc9866189e70610736e4
-
Filesize
4.1MB
MD5159f774757ce7ceafa15e37a5b357dc3
SHA1454e7e3394e7cd9d8dd3639bc2e36049d499ef53
SHA256a04aa0d975ca898622d1a10666e82f57285ef25fa3785eee6b30d30f2ec0aee8
SHA5121de49e25642d3b90dc7751ebeb5bc67459052e27ed5d9aa3c6213a08626a527e0b070ee8eb9871eec948cf11a52023426ec7f9791b89638916985f8e9f858019
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec