Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
26-07-2024 06:21
Static task
static1
Behavioral task
behavioral1
Sample
dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe
Resource
win10v2004-20240709-en
General
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Target
dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe
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Size
4.2MB
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MD5
925efb59b784a35a3a5a0e49c4679e54
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SHA1
8f2189e66b0193d399ad2ed0609f2b3e1facd422
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SHA256
dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c
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SHA512
533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173
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SSDEEP
98304:H6kIItOZV5HWoxzcQ0+zLjkNa2wcAfbwe+2B4oG2+o55G0:akztwjxzckzLj0JwjEt3Q
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4592-2-0x0000000003170000-0x0000000003A5B000-memory.dmp family_glupteba behavioral2/memory/4592-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4592-105-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/884-133-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/4592-145-0x0000000003170000-0x0000000003A5B000-memory.dmp family_glupteba behavioral2/memory/4592-169-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2920-215-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-217-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-219-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-221-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-223-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-225-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-227-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-229-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-231-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-233-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-235-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-237-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba behavioral2/memory/2920-239-0x0000000000400000-0x0000000000ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 968 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2920 csrss.exe 2032 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 67 raw.githubusercontent.com 68 raw.githubusercontent.com -
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 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe File created C:\Windows\rss\csrss.exe dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe -
pid Process 2920 powershell.exe 4836 powershell.exe 4256 powershell.exe 2848 powershell.exe 440 powershell.exe 3192 powershell.exe 4224 powershell.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.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\AutoDetect = "0" powershell.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\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2688 schtasks.exe 2356 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2920 powershell.exe 2920 powershell.exe 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 4836 powershell.exe 4836 powershell.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 4256 powershell.exe 4256 powershell.exe 2848 powershell.exe 2848 powershell.exe 440 powershell.exe 440 powershell.exe 3192 powershell.exe 3192 powershell.exe 4224 powershell.exe 4224 powershell.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2920 csrss.exe 2920 csrss.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2920 csrss.exe 2920 csrss.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe 2032 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2920 powershell.exe Token: SeDebugPrivilege 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Token: SeImpersonatePrivilege 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe Token: SeDebugPrivilege 4836 powershell.exe Token: SeDebugPrivilege 4256 powershell.exe Token: SeDebugPrivilege 2848 powershell.exe Token: SeDebugPrivilege 440 powershell.exe Token: SeDebugPrivilege 3192 powershell.exe Token: SeDebugPrivilege 4224 powershell.exe Token: SeSystemEnvironmentPrivilege 2920 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 4592 wrote to memory of 2920 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 87 PID 4592 wrote to memory of 2920 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 87 PID 4592 wrote to memory of 2920 4592 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 87 PID 884 wrote to memory of 4836 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 96 PID 884 wrote to memory of 4836 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 96 PID 884 wrote to memory of 4836 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 96 PID 884 wrote to memory of 3512 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 100 PID 884 wrote to memory of 3512 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 100 PID 3512 wrote to memory of 968 3512 cmd.exe 102 PID 3512 wrote to memory of 968 3512 cmd.exe 102 PID 884 wrote to memory of 4256 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 103 PID 884 wrote to memory of 4256 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 103 PID 884 wrote to memory of 4256 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 103 PID 884 wrote to memory of 2848 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 105 PID 884 wrote to memory of 2848 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 105 PID 884 wrote to memory of 2848 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 105 PID 884 wrote to memory of 2920 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 107 PID 884 wrote to memory of 2920 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 107 PID 884 wrote to memory of 2920 884 dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe 107 PID 2920 wrote to memory of 440 2920 csrss.exe 108 PID 2920 wrote to memory of 440 2920 csrss.exe 108 PID 2920 wrote to memory of 440 2920 csrss.exe 108 PID 2920 wrote to memory of 3192 2920 csrss.exe 114 PID 2920 wrote to memory of 3192 2920 csrss.exe 114 PID 2920 wrote to memory of 3192 2920 csrss.exe 114 PID 2920 wrote to memory of 4224 2920 csrss.exe 116 PID 2920 wrote to memory of 4224 2920 csrss.exe 116 PID 2920 wrote to memory of 4224 2920 csrss.exe 116 PID 2920 wrote to memory of 2032 2920 csrss.exe 118 PID 2920 wrote to memory of 2032 2920 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
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C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2920
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C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"C:\Users\Admin\AppData\Local\Temp\dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:884 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4836
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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:3512 -
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
- Event Triggered Execution: Netsh Helper DLL
PID:968
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4256
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2848
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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.
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:440
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:2688
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2076
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3192
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4224
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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:2032
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:2356
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay 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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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
MD5ab9b50d76bf2691658c579a812178524
SHA161073838273fa90ad02f048155ea88ba4d852d24
SHA2561500109a3034c8ad9685a1254a09c03cce3886340c3094aee4e195a946d8b9b7
SHA512cb53ac341240f40624baf582d812ec9c7c0d53f60e71e854fe4db4bbbfb820334094db81166723e43fa57d961b30a3533e5ba3376f2a4117bd77068a48219259
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ed84ba2d2366e4ad39aba3b139386608
SHA1325ad46e740a77768f2e2405fa80b2cb7c04fb1d
SHA256a85e8a9e0cf5cdfc2ae3c6d4f0fa7d31c11e02c5465fa7ce647149730e02ad5c
SHA512a242e72e6f8fcd3084a3ca41913016b33791c53d68c8da46d815e552ff54df15530602cd7be4d1a16fa4c658c1b501fdc225de793e019c010acb71a57c3c3d21
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD572a967faac5f46dd9011c51cf7e7f408
SHA133e807585d51b13f3a94c71eed3f023940cc1093
SHA2562c3a0f3ef4e0f964df1fcde87b2f9235504db82d326acbe6b66f97896354789d
SHA51240c162bbdf0fae85ad9b6f081291077e990285c869106b62c21151cd3df1ec1206d4dad53e95c8fac991c8faac7d8948472e3d90941db103ce544be2a5292987
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5230baaaf5d052f5c8c6482a61f0e81cc
SHA1f1ef40c6a1e7807b5c2754cdc9b3ca88c8ad8595
SHA256aeea5644c01c62bc7f7b47b97f3e5de9deb84e8f76c4d09bb4f64740e6c00810
SHA512776543ae8adf9506753bc56aaf284f38ec19633110f10176e8a1b021ffe1b360394810bb28753e06865d229b95285f5fd6518aa71b869a11da0b00b7784d383f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58d5c0fb24801f5e6dc6510ce2ec9b561
SHA1df1e6cb0c3248659528ba36b87f38b0f3c69b279
SHA256dc7f33fa8d4dc57c816654fd258c540bcb7aeba42658c573e7b3312b3fa2c4ac
SHA512b21478b49de29366edde846b13cf5cbe1a99012a1547c8cf173cdd263c08de68bb006bc012b169c394a24be210fff62d49a6241b70f6934cfc90acff06aa64f7
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Filesize
4.2MB
MD5925efb59b784a35a3a5a0e49c4679e54
SHA18f2189e66b0193d399ad2ed0609f2b3e1facd422
SHA256dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c
SHA512533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173