Analysis
-
max time kernel
150s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
30/04/2024, 10:04
Static task
static1
Behavioral task
behavioral1
Sample
4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe
Resource
win10v2004-20240419-en
General
-
Target
4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe
-
Size
4.2MB
-
MD5
385c8584e540fac31b92cd8092599d88
-
SHA1
87fb9978a53acc597aeb09b06b5596bf11aacfbc
-
SHA256
4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915
-
SHA512
6939b234f01c5d81783cd62e021966bd548333a6b813c1bec32552ec1f5a2544b50b9c48663343a945b52789b1df49edd0a93dd1ec4d533e9f9a3031192782c1
-
SSDEEP
98304:n/b+KJmiBMor9GQLaPpt0vK/+kpZQUDoPdzttRPI9D4Y5T6eALBIt:z+KAorFLaPpt06r/QU0Pd5tRu4YZ6ej
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2788-2-0x0000000003EF0000-0x00000000047DB000-memory.dmp family_glupteba behavioral1/memory/2788-3-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2788-56-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2788-57-0x0000000003EF0000-0x00000000047DB000-memory.dmp family_glupteba behavioral1/memory/4948-136-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-164-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-215-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-221-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-222-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-223-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-224-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-225-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-226-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-227-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-228-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-229-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-230-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba behavioral1/memory/2580-231-0x0000000000400000-0x0000000001DF4000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5096 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2580 csrss.exe 1288 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 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 -
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 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe File created C:\Windows\rss\csrss.exe 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 4412 2788 WerFault.exe 82 4912 4948 WerFault.exe 91 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 636 schtasks.exe 4332 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.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\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4364 powershell.exe 4364 powershell.exe 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 2452 powershell.exe 2452 powershell.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 1348 powershell.exe 1348 powershell.exe 1184 powershell.exe 1184 powershell.exe 1484 powershell.exe 1484 powershell.exe 4636 powershell.exe 4636 powershell.exe 2200 powershell.exe 2200 powershell.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 2580 csrss.exe 2580 csrss.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 2580 csrss.exe 2580 csrss.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe 1288 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 4364 powershell.exe Token: SeDebugPrivilege 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Token: SeImpersonatePrivilege 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe Token: SeDebugPrivilege 2452 powershell.exe Token: SeDebugPrivilege 1348 powershell.exe Token: SeDebugPrivilege 1184 powershell.exe Token: SeDebugPrivilege 1484 powershell.exe Token: SeDebugPrivilege 4636 powershell.exe Token: SeDebugPrivilege 2200 powershell.exe Token: SeSystemEnvironmentPrivilege 2580 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2788 wrote to memory of 4364 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 85 PID 2788 wrote to memory of 4364 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 85 PID 2788 wrote to memory of 4364 2788 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 85 PID 4948 wrote to memory of 2452 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 95 PID 4948 wrote to memory of 2452 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 95 PID 4948 wrote to memory of 2452 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 95 PID 4948 wrote to memory of 4204 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 97 PID 4948 wrote to memory of 4204 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 97 PID 4204 wrote to memory of 5096 4204 cmd.exe 99 PID 4204 wrote to memory of 5096 4204 cmd.exe 99 PID 4948 wrote to memory of 1348 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 100 PID 4948 wrote to memory of 1348 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 100 PID 4948 wrote to memory of 1348 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 100 PID 4948 wrote to memory of 1184 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 102 PID 4948 wrote to memory of 1184 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 102 PID 4948 wrote to memory of 1184 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 102 PID 4948 wrote to memory of 2580 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 104 PID 4948 wrote to memory of 2580 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 104 PID 4948 wrote to memory of 2580 4948 4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe 104 PID 2580 wrote to memory of 1484 2580 csrss.exe 107 PID 2580 wrote to memory of 1484 2580 csrss.exe 107 PID 2580 wrote to memory of 1484 2580 csrss.exe 107 PID 2580 wrote to memory of 4636 2580 csrss.exe 114 PID 2580 wrote to memory of 4636 2580 csrss.exe 114 PID 2580 wrote to memory of 4636 2580 csrss.exe 114 PID 2580 wrote to memory of 2200 2580 csrss.exe 116 PID 2580 wrote to memory of 2200 2580 csrss.exe 116 PID 2580 wrote to memory of 2200 2580 csrss.exe 116 PID 2580 wrote to memory of 1288 2580 csrss.exe 118 PID 2580 wrote to memory of 1288 2580 csrss.exe 118 -
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\4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe"C:\Users\Admin\AppData\Local\Temp\4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4364
-
-
C:\Users\Admin\AppData\Local\Temp\4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.exe"C:\Users\Admin\AppData\Local\Temp\4594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915.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:4948 -
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:2452
-
-
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:4204 -
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:5096
-
-
-
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:1348
-
-
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:1184
-
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2580 -
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:1484
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:636
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2516
-
-
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:4636
-
-
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:2200
-
-
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:1288
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4332
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 6963⤵
- Program crash
PID:4912
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 6322⤵
- Program crash
PID:4412
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2788 -ip 27881⤵PID:4380
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4948 -ip 49481⤵PID:4624
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
MD56b0690a1a18faa7213414bed6b3ba65a
SHA1d53b010cc204a81562eaf0d0a0d2ba5263414144
SHA2562bb3361e19f10df0316e790d3122023f4f47fd2b29e9f032c0ace4c92e590f1a
SHA512814fdae9f7c228d40db3631fa7c7edf134f32dcdc73761d17cca95363ae093cdafbe16dfecccd3011090d0b885947a30328b4a1754375b3b9c131457849f8172
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53e016e50c9a88b26d0d6a5c85383d02a
SHA100da7311ca2c2d8b1c2920d8a9ac4ac36bb99851
SHA25648aa5d2940bfa8d6d0be66b9d34423e7ead8019b6245b11ececae11c82d46f61
SHA512245fbb6124cbfd06ba9f9318d9d9fe0c578ba8ab036c8347282020a8d7b528187aed4d112dec1c146be184952b83800033481b9d8edef7cb195eb94d07a369f1
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD573480d2c9929e64816d57e01e124d1f6
SHA14107e0f5c9ada455406ff60ea9a89ec9d74fa255
SHA2565f93662a54b5c0c0d1e93366c9faf8b89e8c08fb08a7747a40f3a37e3d2134f9
SHA512a587b66852572bbd7d5fe385d61da2693864b881e44ee3e342ffe821998b652a9028521f5b34d921ccfa8da714742414da9fc60c8717010b4fd4215d390cf8c2
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a304dcfc55eff092c0430f1240cf349f
SHA177418581b8c730fb4d8fa1328bf09046c6b3445c
SHA256d9b8f0012684b226e467784e3310e623dcb8630491de860bb74c790964dcb7e1
SHA5126ecafd27640856724e580a6bc85ee28c0de3b611da7fb5255152226c6ff4b9bcb387e21406a357b05ea4852b8ceb8e94e5f9f74d508f6aa3aef7fadb48e7c0b5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54a282ee0a118a52f4145a2be0bb2f552
SHA1b6d35daae7d0c6225eca0af5a4c41fec248f119d
SHA25681b1387f077cf86199fde485fe4d626d5bda2248b6b3b32c70b91c1a6adfcc91
SHA51209128bd6b7924cfdae5d35f36abb31809d86cbdec0822ea2a510be30371f1d52ab097faa7918ff6aa2cc45fdf8d839683d9f5e2400bde22042963113568ac2ee
-
Filesize
4.2MB
MD5385c8584e540fac31b92cd8092599d88
SHA187fb9978a53acc597aeb09b06b5596bf11aacfbc
SHA2564594279f193a52a3000200fcc595f7875a457ff65cb91e5508630952a6cc6915
SHA5126939b234f01c5d81783cd62e021966bd548333a6b813c1bec32552ec1f5a2544b50b9c48663343a945b52789b1df49edd0a93dd1ec4d533e9f9a3031192782c1