Analysis
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max time kernel
149s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2024 02:13
Static task
static1
Behavioral task
behavioral1
Sample
328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe
Resource
win10v2004-20240709-en
General
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Target
328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe
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Size
4.1MB
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MD5
21df1d8ce909a600068e621884320c3f
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SHA1
69cec71bbe2902683cfb90dc5dcddc90de9606a7
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SHA256
328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d
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SHA512
714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901
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SSDEEP
98304:Ox34CiKzvjm7SLtMZTm7LASnwWEuCSeZHe31O6Y/qHYq9Pe:OB4yzvjmEtMf+wT3Us6Y/qHYK
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/3176-2-0x0000000002FC0000-0x00000000038AB000-memory.dmp family_glupteba behavioral2/memory/3176-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3176-56-0x0000000002FC0000-0x00000000038AB000-memory.dmp family_glupteba behavioral2/memory/3176-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4412-134-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-212-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-219-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-221-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-224-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-227-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2732-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1204 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2732 csrss.exe 4460 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\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 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 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe File created C:\Windows\rss\csrss.exe 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe -
pid Process 4376 powershell.exe 3504 powershell.exe 1776 powershell.exe 3212 powershell.exe 4716 powershell.exe 1928 powershell.exe 4864 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 opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3084 3176 WerFault.exe 83 -
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 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.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 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.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\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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,-591 = "Malay Peninsula Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.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,-731 = "Fiji Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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 3128 schtasks.exe 2392 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3504 powershell.exe 3504 powershell.exe 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 1776 powershell.exe 1776 powershell.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 3212 powershell.exe 3212 powershell.exe 4716 powershell.exe 4716 powershell.exe 1928 powershell.exe 1928 powershell.exe 4864 powershell.exe 4864 powershell.exe 4376 powershell.exe 4376 powershell.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 2732 csrss.exe 2732 csrss.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 2732 csrss.exe 2732 csrss.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe 4460 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 3504 powershell.exe Token: SeDebugPrivilege 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Token: SeImpersonatePrivilege 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe Token: SeDebugPrivilege 1776 powershell.exe Token: SeDebugPrivilege 3212 powershell.exe Token: SeDebugPrivilege 4716 powershell.exe Token: SeDebugPrivilege 1928 powershell.exe Token: SeDebugPrivilege 4864 powershell.exe Token: SeDebugPrivilege 4376 powershell.exe Token: SeSystemEnvironmentPrivilege 2732 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3176 wrote to memory of 3504 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 88 PID 3176 wrote to memory of 3504 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 88 PID 3176 wrote to memory of 3504 3176 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 88 PID 4412 wrote to memory of 1776 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 99 PID 4412 wrote to memory of 1776 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 99 PID 4412 wrote to memory of 1776 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 99 PID 4412 wrote to memory of 4300 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 103 PID 4412 wrote to memory of 4300 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 103 PID 4300 wrote to memory of 1204 4300 cmd.exe 105 PID 4300 wrote to memory of 1204 4300 cmd.exe 105 PID 4412 wrote to memory of 3212 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 106 PID 4412 wrote to memory of 3212 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 106 PID 4412 wrote to memory of 3212 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 106 PID 4412 wrote to memory of 4716 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 108 PID 4412 wrote to memory of 4716 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 108 PID 4412 wrote to memory of 4716 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 108 PID 4412 wrote to memory of 2732 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 110 PID 4412 wrote to memory of 2732 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 110 PID 4412 wrote to memory of 2732 4412 328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe 110 PID 2732 wrote to memory of 1928 2732 csrss.exe 111 PID 2732 wrote to memory of 1928 2732 csrss.exe 111 PID 2732 wrote to memory of 1928 2732 csrss.exe 111 PID 2732 wrote to memory of 4864 2732 csrss.exe 117 PID 2732 wrote to memory of 4864 2732 csrss.exe 117 PID 2732 wrote to memory of 4864 2732 csrss.exe 117 PID 2732 wrote to memory of 4376 2732 csrss.exe 119 PID 2732 wrote to memory of 4376 2732 csrss.exe 119 PID 2732 wrote to memory of 4376 2732 csrss.exe 119 PID 2732 wrote to memory of 4460 2732 csrss.exe 121 PID 2732 wrote to memory of 4460 2732 csrss.exe 121 -
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\328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe"C:\Users\Admin\AppData\Local\Temp\328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176 -
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:3504
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C:\Users\Admin\AppData\Local\Temp\328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.exe"C:\Users\Admin\AppData\Local\Temp\328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d.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:4412 -
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:1776
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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:4300 -
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:1204
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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:3212
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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:4716
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732 -
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:1928
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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:3128
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1800
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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:4864
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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:4376
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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:4460
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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:2392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 8922⤵
- Program crash
PID:3084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3176 -ip 31761⤵PID:4916
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
MD5e484e6af23f373d1fbb212f304bb0187
SHA10e59866f8f6646576ec4a8f3d56fdbdb098e8191
SHA256fc5befa598d73c091b168a24b7e5e950413a7046516857990875e8b43e3d2c8e
SHA512f52ae0cc3b5307d4ed95443d29997e58f1e9dcc665f21ac4f60420967e3f9bfbd7990173828c4734268014a55c5fc8474e12bea0e3297214aadd6d36f7bb99f9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD505022cd24843ced98a366251fcd8eee9
SHA107684b59744aefcfd25377fe8bba275f65e537ed
SHA2568107abcd3b58d5444e589e0eaae95b4ba07167c7c7414692373adbc0fa463623
SHA5129d76c847d65e922ec3c23572a576548b7aff819b4b26a7a7c9de8afca528d25019e2f87613f35437766fda3fb24fce1be56152c7551c8a9064e7a8c9f2c96087
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ec1d50b027bb448f528171547853d10e
SHA16963fc680155f8ed896d48ca6f2e0fd2f386c046
SHA256d96fde20880b2b9f36527d468be88bd25a319b5d5355226b88f119a1e97f88ca
SHA51265036de625de7177beda4d5fbcce37c29e36f7ce40e7196ddf5186b1e17025676f20943184317d1fa47d98307505dd4e61891bd5eda1ad92b4af8a43c9e62faa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD565e2bb410faa65e5d5941a5cdfd5f597
SHA120b7a369f7041ca53f04450d50871f969a8d8374
SHA2561e95f373e702b75c5f83078d1f5db38e2f08aea223b8da94503de24ca3a75888
SHA51236f9605546de09133e32e485e327624b466cfae770ae7e318e0b560d5e38db220659f0a97706ace53bdb6eacc7189c0fef5677d8b416e798f7e71ee0765d6b63
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9bbc3c518226ef97278ba90967a1777
SHA1fb7d343f83ad4de4997b413c0863e39cda53c641
SHA2564272c80923f9007ebc3e4cee3c7b0ef5a46ea887558fab4bd96841cdb88e6d91
SHA5121dd3d44993545cfd7b16534ad90a70b265ceee07ad28cd289a8a030214f08431ec2ab47e25814349ba989b9f5a246481c90361e3afa3cf14c0a6b04bc59910ac
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Filesize
4.1MB
MD521df1d8ce909a600068e621884320c3f
SHA169cec71bbe2902683cfb90dc5dcddc90de9606a7
SHA256328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d
SHA512714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901