Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
21/04/2024, 13:03
Static task
static1
Behavioral task
behavioral1
Sample
e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe
Resource
win10v2004-20240412-en
General
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Target
e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe
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Size
4.1MB
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MD5
93b5dda99b61d9580afcd0639eed7c68
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SHA1
7030f7f61b35c7a08b7b5d183797b1d603cad6b9
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SHA256
e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e
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SHA512
ba38e94064cf6fb74a45d30bc0e65d94a39a994735d02e94090b60d48d304388eec89d9aab0c70dbc973437e4ba22709b619d49d9569d5f1ec1605da319d808c
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SSDEEP
98304:4upp3WUkLaIVxVQ5Lfi8+DAGSBgUwbhlmIRT0sLJ5s:V24wrgi8oddlbe
Malware Config
Signatures
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Glupteba payload 38 IoCs
resource yara_rule behavioral1/memory/1380-2-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4268-3-0x00000000040F0000-0x00000000049DC000-memory.dmp family_glupteba behavioral1/memory/1380-5-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-6-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-8-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-7-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-9-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-10-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1380-51-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4008-59-0x0000000003A60000-0x0000000003E62000-memory.dmp family_glupteba behavioral1/memory/4564-63-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-62-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-64-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-65-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-66-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-134-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4564-166-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-182-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-183-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-184-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-281-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-282-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-283-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-284-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-292-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-293-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-296-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-298-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-300-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-301-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-304-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-306-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-308-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-310-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-312-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1456-314-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1812 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 5100 csrss.exe 1456 csrss.exe 4856 injector.exe 4744 windefender.exe 348 windefender.exe -
resource yara_rule behavioral1/files/0x000a00000001db66-287.dat upx behavioral1/memory/4744-291-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/348-294-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/348-297-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4268 set thread context of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4008 set thread context of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 5100 set thread context of 1456 5100 csrss.exe 118 -
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 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe File created C:\Windows\rss\csrss.exe e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2280 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4284 3336 WerFault.exe 90 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3552 schtasks.exe 684 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.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\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\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\Certificates 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\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\26\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3336 powershell.exe 3336 powershell.exe 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4624 powershell.exe 4624 powershell.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 4692 powershell.exe 4692 powershell.exe 4692 powershell.exe 2464 powershell.exe 2464 powershell.exe 2464 powershell.exe 3576 powershell.exe 3576 powershell.exe 3576 powershell.exe 2280 powershell.exe 2280 powershell.exe 2280 powershell.exe 3256 powershell.exe 3256 powershell.exe 3256 powershell.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 1456 csrss.exe 1456 csrss.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 1456 csrss.exe 1456 csrss.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 1456 csrss.exe 1456 csrss.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe 4856 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3336 powershell.exe Token: SeDebugPrivilege 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Token: SeImpersonatePrivilege 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe Token: SeDebugPrivilege 4624 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeDebugPrivilege 2464 powershell.exe Token: SeDebugPrivilege 3576 powershell.exe Token: SeDebugPrivilege 2280 powershell.exe Token: SeDebugPrivilege 3256 powershell.exe Token: SeSystemEnvironmentPrivilege 1456 csrss.exe Token: SeSecurityPrivilege 2280 sc.exe Token: SeSecurityPrivilege 2280 sc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 4268 wrote to memory of 1380 4268 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 85 PID 1380 wrote to memory of 3336 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 90 PID 1380 wrote to memory of 3336 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 90 PID 1380 wrote to memory of 3336 1380 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 90 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4008 wrote to memory of 4564 4008 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 101 PID 4564 wrote to memory of 4624 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 102 PID 4564 wrote to memory of 4624 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 102 PID 4564 wrote to memory of 4624 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 102 PID 4564 wrote to memory of 220 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 110 PID 4564 wrote to memory of 220 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 110 PID 220 wrote to memory of 1812 220 cmd.exe 112 PID 220 wrote to memory of 1812 220 cmd.exe 112 PID 4564 wrote to memory of 4692 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 113 PID 4564 wrote to memory of 4692 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 113 PID 4564 wrote to memory of 4692 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 113 PID 4564 wrote to memory of 2464 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 115 PID 4564 wrote to memory of 2464 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 115 PID 4564 wrote to memory of 2464 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 115 PID 4564 wrote to memory of 5100 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 117 PID 4564 wrote to memory of 5100 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 117 PID 4564 wrote to memory of 5100 4564 e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe 117 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 5100 wrote to memory of 1456 5100 csrss.exe 118 PID 1456 wrote to memory of 3576 1456 csrss.exe 119 PID 1456 wrote to memory of 3576 1456 csrss.exe 119 PID 1456 wrote to memory of 3576 1456 csrss.exe 119 PID 1456 wrote to memory of 2280 1456 csrss.exe 125 PID 1456 wrote to memory of 2280 1456 csrss.exe 125 PID 1456 wrote to memory of 2280 1456 csrss.exe 125 PID 1456 wrote to memory of 3256 1456 csrss.exe 127 PID 1456 wrote to memory of 3256 1456 csrss.exe 127 PID 1456 wrote to memory of 3256 1456 csrss.exe 127 PID 1456 wrote to memory of 4856 1456 csrss.exe 129 PID 1456 wrote to memory of 4856 1456 csrss.exe 129 PID 4744 wrote to memory of 3916 4744 windefender.exe 138 -
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\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3336 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3336 -s 23884⤵
- Program crash
PID:4284
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C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4008 -
C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"C:\Users\Admin\AppData\Local\Temp\e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e.exe"4⤵
- 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:4564 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4624
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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"5⤵
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes6⤵
- Modifies Windows Firewall
PID:1812
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4692
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2464
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe6⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3576
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F7⤵
- Creates scheduled task(s)
PID:3552
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f7⤵PID:1064
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2280
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3256
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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.dll7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4856
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F7⤵
- Creates scheduled task(s)
PID:684
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)8⤵PID:3916
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C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)9⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:2280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3336 -ip 33361⤵PID:3068
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:348
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD592d8f2f014ac2f596532b02548a491be
SHA1d705a2fce46c8744288a3e6e6a34762e15365e82
SHA2566af9b876d2102a7d4475db9ae04adad6d049bc21a12e11f61cdc2cf4a93debf8
SHA512fa48147116d8394f57ffc2cb51e82af65f0b082c4c066e6d0d91a85b9c876782ed5c3b2a6acf6a8b18c261a28e648d375c61664601668273ddccdeead9142d7e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55b6f6a248a627d470d7dc7233a5c610b
SHA1f6d9d2eedf3548c92f0d96b77fb620a9a1e56111
SHA256f0ed2c0ca0cec6c749051d123825a7c4a9f0fafaa624ec95cf889d7bbcf75aba
SHA512cb7dfd49757cce40c3a4cff7b41ddf9c8c9c978a2d580480e085bc230d070297b380262fe1f12584f12d63416cfad7d02f970df4c6e64004ef23a4b918ac559a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5961a730b6a10f0e9348ae88a4b458382
SHA15e1dd746cadbbfd51e8721f8203edfb7fccb442e
SHA256698b7f510620d23779cec0d611b14d7ea3bb002dff49d2a6b0680e56e20a53ea
SHA5126120d18532c2fcfd21c6d22cd358a9eb1a432f28a8e59d4469f6c51bf6d1315740d023de95f73b80f1fc55aac54fb050678c5fddc16740a1c9fb56af4fad171e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b6c6e6c8c9b49f5f9d6918e369c0a8bf
SHA151e2e9896e2d16e35ee3d9529a42ea1bb5fb221b
SHA2567fe07a289e6cdd1dd9417ad2cead4026dea676b85c4ed176b2cc4d852b45676f
SHA512bf3a2f8ccb686f8f68cea917f624ef2fbd4b89e972af6c89c4035acca23794143c84e6391c2d3a3e12bcf60c2583ed0c5e2c8b75293331cda885f75b0b3ec738
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52c1b357e48b2b2abc0fa811bda0ea296
SHA121235ec646d396f7dd585fa81a53c0fb6fe7c020
SHA256dc848971871b8007251a6f765bf461c6de052f04c39da22bc90b8e46184b856a
SHA5123d8a14b244a8aea1c78bb13cac998681a4d31d13fd0c7fef3059410ff61957fb313d03ff02370b4c29a53fd7d181d4a2116e2b329d67101c839f592208474957
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Filesize
4.1MB
MD593b5dda99b61d9580afcd0639eed7c68
SHA17030f7f61b35c7a08b7b5d183797b1d603cad6b9
SHA256e19208f37c7d50fdb9b827f83743046d596729a455aa89aa7fdba905bfb3da6e
SHA512ba38e94064cf6fb74a45d30bc0e65d94a39a994735d02e94090b60d48d304388eec89d9aab0c70dbc973437e4ba22709b619d49d9569d5f1ec1605da319d808c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec