Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-03-2024 00:47
Static task
static1
Behavioral task
behavioral1
Sample
bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe
Resource
win10v2004-20240226-en
General
-
Target
bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe
-
Size
4.2MB
-
MD5
8eb134d003fb1c004957023a78029f66
-
SHA1
ec5201fde46f5c0b956b6b2e53b416d7f1bff939
-
SHA256
bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f
-
SHA512
5245335699dc0a784148241568ff5f06a3bc2a32a251e50c8984b272116811b890164c68af01d9697fbef53abefc08586577c70f9728840c775614b80e8e95d9
-
SSDEEP
98304:EMyKfNuXaHZ9b6EhwgnluNC+UvJtD6kk1SvQ1ZbBK+Mwc:7yKfIX+Z5ZfyzIHDtE1Kdwc
Malware Config
Signatures
-
Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/3472-2-0x0000000003100000-0x00000000039EB000-memory.dmp family_glupteba behavioral1/memory/3472-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5080-54-0x0000000002E80000-0x000000000376B000-memory.dmp family_glupteba behavioral1/memory/3472-56-0x0000000003100000-0x00000000039EB000-memory.dmp family_glupteba behavioral1/memory/5080-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3472-69-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5080-123-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5080-185-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-266-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-273-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-277-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-282-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-286-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-289-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-293-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-297-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-302-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-306-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2660-310-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2796 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2660 csrss.exe 1268 injector.exe 4756 windefender.exe 4976 windefender.exe -
resource yara_rule behavioral1/files/0x000700000002320c-259.dat upx behavioral1/memory/4756-264-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4976-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4976-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\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 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe File created C:\Windows\rss\csrss.exe bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3284 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 1176 schtasks.exe 4424 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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\22\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.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,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates 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\22\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.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,-2432 = "Cuba Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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\22\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\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,-331 = "E. Europe Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5104 powershell.exe 5104 powershell.exe 5104 powershell.exe 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 4088 powershell.exe 4088 powershell.exe 4088 powershell.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 3540 powershell.exe 3540 powershell.exe 3540 powershell.exe 3528 powershell.exe 3528 powershell.exe 3528 powershell.exe 448 powershell.exe 448 powershell.exe 448 powershell.exe 2436 powershell.exe 2436 powershell.exe 2436 powershell.exe 924 powershell.exe 924 powershell.exe 924 powershell.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 2660 csrss.exe 2660 csrss.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 2660 csrss.exe 2660 csrss.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 2660 csrss.exe 2660 csrss.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe 1268 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5104 powershell.exe Token: SeDebugPrivilege 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Token: SeImpersonatePrivilege 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe Token: SeDebugPrivilege 4088 powershell.exe Token: SeDebugPrivilege 3540 powershell.exe Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 448 powershell.exe Token: SeDebugPrivilege 2436 powershell.exe Token: SeDebugPrivilege 924 powershell.exe Token: SeSystemEnvironmentPrivilege 2660 csrss.exe Token: SeSecurityPrivilege 3284 sc.exe Token: SeSecurityPrivilege 3284 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3472 wrote to memory of 5104 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 93 PID 3472 wrote to memory of 5104 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 93 PID 3472 wrote to memory of 5104 3472 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 93 PID 5080 wrote to memory of 4088 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 103 PID 5080 wrote to memory of 4088 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 103 PID 5080 wrote to memory of 4088 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 103 PID 5080 wrote to memory of 2708 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 105 PID 5080 wrote to memory of 2708 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 105 PID 2708 wrote to memory of 2796 2708 cmd.exe 107 PID 2708 wrote to memory of 2796 2708 cmd.exe 107 PID 5080 wrote to memory of 3540 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 110 PID 5080 wrote to memory of 3540 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 110 PID 5080 wrote to memory of 3540 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 110 PID 5080 wrote to memory of 3528 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 112 PID 5080 wrote to memory of 3528 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 112 PID 5080 wrote to memory of 3528 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 112 PID 5080 wrote to memory of 2660 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 114 PID 5080 wrote to memory of 2660 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 114 PID 5080 wrote to memory of 2660 5080 bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe 114 PID 2660 wrote to memory of 448 2660 csrss.exe 115 PID 2660 wrote to memory of 448 2660 csrss.exe 115 PID 2660 wrote to memory of 448 2660 csrss.exe 115 PID 2660 wrote to memory of 2436 2660 csrss.exe 121 PID 2660 wrote to memory of 2436 2660 csrss.exe 121 PID 2660 wrote to memory of 2436 2660 csrss.exe 121 PID 2660 wrote to memory of 924 2660 csrss.exe 123 PID 2660 wrote to memory of 924 2660 csrss.exe 123 PID 2660 wrote to memory of 924 2660 csrss.exe 123 PID 2660 wrote to memory of 1268 2660 csrss.exe 125 PID 2660 wrote to memory of 1268 2660 csrss.exe 125 PID 4756 wrote to memory of 1984 4756 windefender.exe 132 PID 4756 wrote to memory of 1984 4756 windefender.exe 132 PID 4756 wrote to memory of 1984 4756 windefender.exe 132 PID 1984 wrote to memory of 3284 1984 cmd.exe 133 PID 1984 wrote to memory of 3284 1984 cmd.exe 133 PID 1984 wrote to memory of 3284 1984 cmd.exe 133 -
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\bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe"C:\Users\Admin\AppData\Local\Temp\bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5104
-
-
C:\Users\Admin\AppData\Local\Temp\bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.exe"C:\Users\Admin\AppData\Local\Temp\bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f.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:5080 -
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:4088
-
-
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:2708 -
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:2796
-
-
-
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:3540
-
-
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:3528
-
-
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:2660 -
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:448
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1176
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2448
-
-
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:2436
-
-
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:924
-
-
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:1268
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4424
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4756 -
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:1984 -
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:3284
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4976
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
MD5ef3e8c25d3afd1a74453df9be257616e
SHA1acea2348961a6b2291c6a3b8e2f7155863e832d6
SHA256a4cda769bccc681c7acfbc5076d99e7ffd7b16332b21d2ab7e1e430e6a61eb25
SHA512af0b8ab52d801800c8c9dd8f6326564b56acabaab44ab3fee7f6d4d8bca44e78b87c711a225bdd6b5a133fc9399eb88ce8a663b98dc400ecd63f82060cc5880b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f531b18bb61dd42335ae73efd9343a54
SHA103e41d7f7aff328039d5d0aa7b32e24652faa4ae
SHA2566ab0c9e15892c078f68fe9b0bf8254181d4b7e6783fc1fcc1f42f588f53aeb6c
SHA5125c5c70dd78f42b74f4e9aad12f8c1105c821195e98f3565cc7e7755081cb914854bf4d54ef2ea178fb5be8a33f340fe4b7794b66c3d2a83790375dadcb51b296
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52722a656d8c1436295a9c18abd3ce8ff
SHA1ebb5f16370042d2cf36eb701d3a749af58b85726
SHA256e11b1eca8c83198d63807542bf654d7dd2ca15c1d6007e53bbccc351f2031a3d
SHA5124b718f81791b54f2d0d57c84b3376e8edf4b7d0a257a258f7581168f12b4c827cc85db89f76502c2d6729da63b73bf7b3920d989ede8899ffcce97f1deb0caa3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ca9bedb01554628d66cb09bc794724ec
SHA16b044fba7a648c7334be2ce3219d4e8344765206
SHA256c0600ce1d4c2d8a3dc5cf7cae349d89289d9029b2225a1bc1d697cda63ff124d
SHA512b0f00e714a328ff381c8c224828b8a5c9900640d8612e749d5a847197c990ab7243412e1dad8e4b9abafc9a1578333743c29b07d52ce46f4e6f3a7ac94ae7914
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53c93892717de4e8f1d5e056a0570b9d3
SHA1061a2de3de37f17d248a6114a6bd8fcda67e2a14
SHA2562f39dd34775501a01d18854b37c3efbf4415e7b592c4590e91f9eb26e83cdf5f
SHA51237ddf2f56279d82344049a542e770d28fc843e934a8010fcf1ddf1aa3f0d904a8b3796862153e6e6ddc6d363f76a9c8c9d36ac46b56c1c34178cc56c2272f1c8
-
Filesize
4.2MB
MD58eb134d003fb1c004957023a78029f66
SHA1ec5201fde46f5c0b956b6b2e53b416d7f1bff939
SHA256bd934a1392706d8ad39f652b363abbaa8d11ef8ee271448a4ec5a682fb337e4f
SHA5125245335699dc0a784148241568ff5f06a3bc2a32a251e50c8984b272116811b890164c68af01d9697fbef53abefc08586577c70f9728840c775614b80e8e95d9
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec