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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
29/05/2023, 16:27
Static task
static1
Behavioral task
behavioral1
Sample
06163599.exe
Resource
win7-20230220-en
General
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Target
06163599.exe
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Size
4.2MB
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MD5
f5908ce8f8ff0653624d84cad2001306
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SHA1
8f23b307dc68ab19bcbb60a4728f73bacc26c009
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SHA256
c59423f92f38d87d32c357ac16c4d0d5a229f04bf3c7d32dd17a7511a5cc22c4
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SHA512
8e0beb8089cb77dd8f76dde0d69b185dd4ce333b148b5bd98b10b5db1d45297290eb0eed6159daa03c9109913925d835d255907311466da371253373bce1b28d
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SSDEEP
98304:YS0/ZMi1k2Nd/mPNeMoK5qamQifu/bVE8Kyi/oUiJGnCD0IO+C:YS0/ui1vNd+oOqDuDVE8KlgxeatC
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral2/memory/3592-134-0x0000000002FD0000-0x00000000038BB000-memory.dmp family_glupteba behavioral2/memory/3592-154-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3592-179-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4356-207-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4356-260-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4356-265-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-318-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-352-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-353-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-354-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-355-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-356-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-357-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-358-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-359-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-360-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/212-361-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2692 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 212 csrss.exe 5028 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 06163599.exe Set value (str) \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\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.
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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 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 -
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 06163599.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 06163599.exe File created C:\Windows\rss\csrss.exe 06163599.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 3800 schtasks.exe 3952 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 06163599.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 06163599.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 06163599.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 06163599.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1064 powershell.exe 1064 powershell.exe 3592 06163599.exe 3592 06163599.exe 3740 powershell.exe 3740 powershell.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 4356 06163599.exe 2588 powershell.exe 2588 powershell.exe 3508 powershell.exe 3508 powershell.exe 1548 powershell.exe 1548 powershell.exe 3832 powershell.exe 3832 powershell.exe 4408 powershell.exe 4408 powershell.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 212 csrss.exe 212 csrss.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 212 csrss.exe 212 csrss.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe 5028 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 1064 powershell.exe Token: SeDebugPrivilege 3592 06163599.exe Token: SeImpersonatePrivilege 3592 06163599.exe Token: SeDebugPrivilege 3740 powershell.exe Token: SeDebugPrivilege 2588 powershell.exe Token: SeDebugPrivilege 3508 powershell.exe Token: SeDebugPrivilege 1548 powershell.exe Token: SeDebugPrivilege 3832 powershell.exe Token: SeDebugPrivilege 4408 powershell.exe Token: SeSystemEnvironmentPrivilege 212 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3592 wrote to memory of 1064 3592 06163599.exe 84 PID 3592 wrote to memory of 1064 3592 06163599.exe 84 PID 3592 wrote to memory of 1064 3592 06163599.exe 84 PID 4356 wrote to memory of 3740 4356 06163599.exe 94 PID 4356 wrote to memory of 3740 4356 06163599.exe 94 PID 4356 wrote to memory of 3740 4356 06163599.exe 94 PID 4356 wrote to memory of 1760 4356 06163599.exe 96 PID 4356 wrote to memory of 1760 4356 06163599.exe 96 PID 1760 wrote to memory of 2692 1760 cmd.exe 98 PID 1760 wrote to memory of 2692 1760 cmd.exe 98 PID 4356 wrote to memory of 2588 4356 06163599.exe 99 PID 4356 wrote to memory of 2588 4356 06163599.exe 99 PID 4356 wrote to memory of 2588 4356 06163599.exe 99 PID 4356 wrote to memory of 3508 4356 06163599.exe 102 PID 4356 wrote to memory of 3508 4356 06163599.exe 102 PID 4356 wrote to memory of 3508 4356 06163599.exe 102 PID 4356 wrote to memory of 212 4356 06163599.exe 104 PID 4356 wrote to memory of 212 4356 06163599.exe 104 PID 4356 wrote to memory of 212 4356 06163599.exe 104 PID 212 wrote to memory of 1548 212 csrss.exe 105 PID 212 wrote to memory of 1548 212 csrss.exe 105 PID 212 wrote to memory of 1548 212 csrss.exe 105 PID 212 wrote to memory of 3832 212 csrss.exe 111 PID 212 wrote to memory of 3832 212 csrss.exe 111 PID 212 wrote to memory of 3832 212 csrss.exe 111 PID 212 wrote to memory of 4408 212 csrss.exe 113 PID 212 wrote to memory of 4408 212 csrss.exe 113 PID 212 wrote to memory of 4408 212 csrss.exe 113 PID 212 wrote to memory of 5028 212 csrss.exe 115 PID 212 wrote to memory of 5028 212 csrss.exe 115 -
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
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C:\Users\Admin\AppData\Local\Temp\06163599.exe"C:\Users\Admin\AppData\Local\Temp\06163599.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1064
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C:\Users\Admin\AppData\Local\Temp\06163599.exe"C:\Users\Admin\AppData\Local\Temp\06163599.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:4356 -
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:3740
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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:1760 -
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:2692
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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:2588
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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:3508
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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:212 -
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:1548
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3800
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1064
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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:3832
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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:4408
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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:5028
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3952
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d2068326127430f737f56df9a3e9e942
SHA12bfb7d4dedbb5b2b108c0d5bd71929b5091893d3
SHA2568deeedefc7f07587c98e2a1b8c985b1355b5892bdd1dfbc017dde49305aceb57
SHA512bff07ce41fdd82888d1f9747bf0dafaae2b6e32a1677d5150be0d5779e42e5741cf5a49083000ca46d083a6cc1f7228e9f08a4c7d731b97aa52cd1b6b6b8ffc1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f151be41e398798c02797e8111123fc2
SHA1bc7650565a031d97e915f9531147c0602e564c03
SHA25679b51d2e85e9de557d8269a8ec811a1ea8108e4c2d9bff1869e6a2bf42dc55d1
SHA5122ff95f344ccead1375d86b1f7230be6cafa8231ace3caafa69ebba1f69ca2992cc2e34a216fd21593913c4c2972b08f65d839916a2c471cb804164b372b97855
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58b71a990bf2e4ef64fef822b05ba37f1
SHA151ba28ed4c40ec1fe6c340dbecebe8305f6cd3f9
SHA2565901a92006c1aa6c7239bb745737f3b7985dff3f1a486c801692a543c7e5035c
SHA5127189ac9f92d4cc27e47662320b85e52d783f13ac94ebc726f5221ba14406390d80f69d69f9b7532fc6c3444cb8e08ead1a6361d0a3f944de53244e1deeb7e224
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c3fa79ad83d3fd55c92d3b16af90ab36
SHA1d3a1e234ae2a72c5850cef0344ac9cff8fd88663
SHA25679a9ed6bbbb7ca6467d0f61b1ced2526f55d6f1947239843ced2fc7144ff5c2e
SHA512c2e80c4fee7ba136553aee7106ebaa103cbe99f5d47fc60cdac73278da95f29607c6546039610512a58cc61f8740f84d94d103136ae6e643cce006daa220dc7f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5159adaa02036ad549bbf8b947ebdb344
SHA1c934dd03ed0578f5c2a911fbb96472f7932fa4d8
SHA256d61d09786d9f1fb89b947ab4c6998a8c932e7e4ce22a7f3c285a9989180793b7
SHA5126143f3dfe3bcac7b618c6025aaf655e82efde01aaf108cec2a5e8ac24ee71cd4f7b9905ea43adbe0bbdd2f92d083723bb123f0af9584f0d9bdd98ced55606997
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Filesize
4.2MB
MD5f5908ce8f8ff0653624d84cad2001306
SHA18f23b307dc68ab19bcbb60a4728f73bacc26c009
SHA256c59423f92f38d87d32c357ac16c4d0d5a229f04bf3c7d32dd17a7511a5cc22c4
SHA5128e0beb8089cb77dd8f76dde0d69b185dd4ce333b148b5bd98b10b5db1d45297290eb0eed6159daa03c9109913925d835d255907311466da371253373bce1b28d
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Filesize
4.2MB
MD5f5908ce8f8ff0653624d84cad2001306
SHA18f23b307dc68ab19bcbb60a4728f73bacc26c009
SHA256c59423f92f38d87d32c357ac16c4d0d5a229f04bf3c7d32dd17a7511a5cc22c4
SHA5128e0beb8089cb77dd8f76dde0d69b185dd4ce333b148b5bd98b10b5db1d45297290eb0eed6159daa03c9109913925d835d255907311466da371253373bce1b28d