Analysis
-
max time kernel
161s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2024 06:02
Static task
static1
Behavioral task
behavioral1
Sample
6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe
Resource
win10v2004-20240226-en
General
-
Target
6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe
-
Size
4.1MB
-
MD5
be4ada03c4f584bb3b6137c9cf83759a
-
SHA1
488f15239c84975602db9fa9c0b115ff3431045e
-
SHA256
6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011
-
SHA512
ad5f477cd54530ed20a75671306a87080a8283796c72d6dbc2ddb94e5b5ca472253e7c79f1497c54afa905deced038fc264e28f0cb70d029b3aeec6683856723
-
SSDEEP
98304:Fi3FoZ44thcjlr7fgbwLUVjn0rIORDIw1LnV4sT:c3y44bcjibdVjn0saEOLVzT
Malware Config
Signatures
-
Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/4644-2-0x0000000003030000-0x000000000391B000-memory.dmp family_glupteba behavioral1/memory/4644-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4644-25-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4644-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4644-56-0x0000000003030000-0x000000000391B000-memory.dmp family_glupteba behavioral1/memory/3860-59-0x0000000002EE0000-0x00000000037CB000-memory.dmp family_glupteba behavioral1/memory/3860-60-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3860-95-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3860-110-0x0000000002AE0000-0x0000000002EDB000-memory.dmp family_glupteba behavioral1/memory/3860-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3860-154-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3860-159-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-176-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-196-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-267-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-277-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-280-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-283-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-286-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-289-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4780-292-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1280 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4780 csrss.exe 3876 injector.exe 3040 windefender.exe 3096 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023366-270.dat upx behavioral1/memory/3040-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3096-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3096-284-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\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 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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe File created C:\Windows\rss\csrss.exe 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe File created 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 3340 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3092 schtasks.exe 5060 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.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\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2448 powershell.exe 2448 powershell.exe 2448 powershell.exe 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 4468 powershell.exe 4468 powershell.exe 4468 powershell.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 4464 powershell.exe 4464 powershell.exe 4464 powershell.exe 4232 powershell.exe 4232 powershell.exe 4232 powershell.exe 2736 powershell.exe 2736 powershell.exe 2736 powershell.exe 4932 powershell.exe 4932 powershell.exe 4932 powershell.exe 3688 powershell.exe 3688 powershell.exe 3688 powershell.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 4780 csrss.exe 4780 csrss.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe 3876 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2448 powershell.exe Token: SeDebugPrivilege 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Token: SeImpersonatePrivilege 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe Token: SeDebugPrivilege 4468 powershell.exe Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 4232 powershell.exe Token: SeDebugPrivilege 2736 powershell.exe Token: SeDebugPrivilege 4932 powershell.exe Token: SeDebugPrivilege 3688 powershell.exe Token: SeSystemEnvironmentPrivilege 4780 csrss.exe Token: SeSecurityPrivilege 3340 sc.exe Token: SeSecurityPrivilege 3340 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4644 wrote to memory of 2448 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 99 PID 4644 wrote to memory of 2448 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 99 PID 4644 wrote to memory of 2448 4644 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 99 PID 3860 wrote to memory of 4468 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 109 PID 3860 wrote to memory of 4468 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 109 PID 3860 wrote to memory of 4468 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 109 PID 3860 wrote to memory of 3200 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 112 PID 3860 wrote to memory of 3200 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 112 PID 3200 wrote to memory of 1280 3200 cmd.exe 114 PID 3200 wrote to memory of 1280 3200 cmd.exe 114 PID 3860 wrote to memory of 4464 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 115 PID 3860 wrote to memory of 4464 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 115 PID 3860 wrote to memory of 4464 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 115 PID 3860 wrote to memory of 4232 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 117 PID 3860 wrote to memory of 4232 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 117 PID 3860 wrote to memory of 4232 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 117 PID 3860 wrote to memory of 4780 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 120 PID 3860 wrote to memory of 4780 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 120 PID 3860 wrote to memory of 4780 3860 6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe 120 PID 4780 wrote to memory of 2736 4780 csrss.exe 122 PID 4780 wrote to memory of 2736 4780 csrss.exe 122 PID 4780 wrote to memory of 2736 4780 csrss.exe 122 PID 4780 wrote to memory of 4932 4780 csrss.exe 127 PID 4780 wrote to memory of 4932 4780 csrss.exe 127 PID 4780 wrote to memory of 4932 4780 csrss.exe 127 PID 4780 wrote to memory of 3688 4780 csrss.exe 130 PID 4780 wrote to memory of 3688 4780 csrss.exe 130 PID 4780 wrote to memory of 3688 4780 csrss.exe 130 PID 4780 wrote to memory of 3876 4780 csrss.exe 132 PID 4780 wrote to memory of 3876 4780 csrss.exe 132 PID 3040 wrote to memory of 416 3040 windefender.exe 140 PID 3040 wrote to memory of 416 3040 windefender.exe 140 PID 3040 wrote to memory of 416 3040 windefender.exe 140 PID 416 wrote to memory of 3340 416 cmd.exe 141 PID 416 wrote to memory of 3340 416 cmd.exe 141 PID 416 wrote to memory of 3340 416 cmd.exe 141 -
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\6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe"C:\Users\Admin\AppData\Local\Temp\6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2448
-
-
C:\Users\Admin\AppData\Local\Temp\6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.exe"C:\Users\Admin\AppData\Local\Temp\6af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011.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:3860 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4468
-
-
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:3200 -
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:1280
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4464
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4232
-
-
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:4780 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2736
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3092
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3284
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4932
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3688
-
-
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:3876
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5060
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3040 -
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:416 -
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:3340
-
-
-
-
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3724 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:81⤵PID:4632
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3096
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
MD54acd2c9b8765a76b0e882943ddb46191
SHA13938dbc26017c573d0540776bd019f2f212e680d
SHA25650f2dcd04fe18e827a04a5a29b00b442ef5bcb4c95801b87e017459c5c41344c
SHA5125077737aa25286ffe072a98d9bc0410a60ba2fc84761b4e127847ccaf1e448215880e2744808ac00d7093f3b2617ac9b1fcfaee82f7413749488d8d456f08c0b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55109a28d8dd3ad92737393a3ce239d90
SHA1bb76263ab3a30f9c5400dfd964a14ac9cdf72d3b
SHA25680584248f916a02b7448a1e5131a8a0792a666691df59bfa5de57a4faccf892f
SHA512325b2c9a7cd3a0f8d9b4970cd35aee03122d133a48e865b216dd992d525e5a3dc326596aea4662d0de49739dff599074a4d6f62183e34127389daf9bdc7cfc01
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c7e5df7832e5d8f33a729364828cdfa5
SHA12f6c7b1638e9a228c8b5143dd6ce12d8ee3f4f8e
SHA2567f55de58b9a815438f51cab94510db40ceda46a08d285ba94b62bdc088f8418e
SHA5122b6fb801bdaeab029476bdf95fa514bbb7bdca05647157d93f988537e1f40a93ab401cd665e37e1aee6acc1b614ac8ad74184f31025bae724998e0751102fd3b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a87c4946ea9bd976ce55c057d479731
SHA1dc61475f81c751710da8c6e4c67bd724703be712
SHA2567a2e202d8b9705721f04108281902043a0451bb26ce62072f6e41f070c91c505
SHA5122bc016fda398dfd5208ac270ed580a680f8996894ddc4a35c6606e4913438ba52a6f1b84946af45c662ae2613c5abf2e1ffee7840a58af189d8babea9e5ddccc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD566c1a2739010a4ddaa81f4192d1f7980
SHA180a54761db204ca77840ee9fa1a4171c0888377a
SHA25642c51dd34608d2b5351a34e1b29918497b154306ad2219a1e3db3bb7fcf47516
SHA512047ddc822e1d6ba08ded33011ce78db1e7d884ab68592b17fe068a739277a71b8cd3875828fb9150b0f70b0b7fa7d9275e6c041bec3147fac32d98c5729f3185
-
Filesize
4.1MB
MD5be4ada03c4f584bb3b6137c9cf83759a
SHA1488f15239c84975602db9fa9c0b115ff3431045e
SHA2566af2fccb34fa2671362f61a83863bd432395a56a794be4aeba182e07fd32c011
SHA512ad5f477cd54530ed20a75671306a87080a8283796c72d6dbc2ddb94e5b5ca472253e7c79f1497c54afa905deced038fc264e28f0cb70d029b3aeec6683856723
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec