Analysis
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max time kernel
149s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 22:45
Static task
static1
Behavioral task
behavioral1
Sample
2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe
Resource
win10v2004-20240412-en
General
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Target
2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe
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Size
4.2MB
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MD5
3c2ca248add7f3cd420d2efe789b5457
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SHA1
4f91c6e9a3137914e2c83f6fbfdab880d6a1fde3
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SHA256
2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf
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SHA512
b210fd51bbbc88fdf4a0ed407aa10dd750c82148b61cc63a5dc44e3a3f71dfd75b9baa91a4f0adc58cbcee373bd1669a2cdcc1099be58eb3e7c24093ab40968b
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SSDEEP
98304:f/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfGu:XdVQtLoTZDg5GO9Bqlc2
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/2300-2-0x0000000004040000-0x000000000492B000-memory.dmp family_glupteba behavioral1/memory/2300-3-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/2300-54-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/2300-56-0x0000000004040000-0x000000000492B000-memory.dmp family_glupteba behavioral1/memory/4872-58-0x0000000003EF0000-0x00000000047DB000-memory.dmp family_glupteba behavioral1/memory/4872-59-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4872-137-0x0000000003AE0000-0x0000000003EE8000-memory.dmp family_glupteba behavioral1/memory/4872-158-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-264-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-273-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-274-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-276-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-278-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-280-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-283-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-284-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-286-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-288-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-290-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-293-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/1904-294-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2504 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1904 csrss.exe 1128 injector.exe 4428 windefender.exe 5016 windefender.exe -
resource yara_rule behavioral1/files/0x000d000000023350-267.dat upx behavioral1/memory/4428-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5016-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5016-279-0x0000000000400000-0x00000000008DF000-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\"" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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\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 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 -
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 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe File created C:\Windows\rss\csrss.exe 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 420 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2604 schtasks.exe 2416 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight 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\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe 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,-2771 = "Omsk Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.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\TrustedPeople\CTLs 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\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3500 powershell.exe 3500 powershell.exe 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 4156 powershell.exe 4156 powershell.exe 4156 powershell.exe 1144 powershell.exe 1144 powershell.exe 1144 powershell.exe 412 powershell.exe 412 powershell.exe 412 powershell.exe 2076 powershell.exe 2076 powershell.exe 2076 powershell.exe 556 powershell.exe 556 powershell.exe 556 powershell.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1904 csrss.exe 1904 csrss.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1904 csrss.exe 1904 csrss.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1904 csrss.exe 1904 csrss.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe 1128 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3500 powershell.exe Token: SeDebugPrivilege 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Token: SeImpersonatePrivilege 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe Token: SeDebugPrivilege 1820 powershell.exe Token: SeDebugPrivilege 4156 powershell.exe Token: SeDebugPrivilege 1144 powershell.exe Token: SeDebugPrivilege 412 powershell.exe Token: SeDebugPrivilege 2076 powershell.exe Token: SeDebugPrivilege 556 powershell.exe Token: SeSystemEnvironmentPrivilege 1904 csrss.exe Token: SeSecurityPrivilege 420 sc.exe Token: SeSecurityPrivilege 420 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2300 wrote to memory of 3500 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 89 PID 2300 wrote to memory of 3500 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 89 PID 2300 wrote to memory of 3500 2300 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 89 PID 4872 wrote to memory of 1820 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 97 PID 4872 wrote to memory of 1820 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 97 PID 4872 wrote to memory of 1820 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 97 PID 4872 wrote to memory of 5068 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 100 PID 4872 wrote to memory of 5068 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 100 PID 5068 wrote to memory of 2504 5068 cmd.exe 102 PID 5068 wrote to memory of 2504 5068 cmd.exe 102 PID 4872 wrote to memory of 4156 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 104 PID 4872 wrote to memory of 4156 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 104 PID 4872 wrote to memory of 4156 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 104 PID 4872 wrote to memory of 1144 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 106 PID 4872 wrote to memory of 1144 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 106 PID 4872 wrote to memory of 1144 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 106 PID 4872 wrote to memory of 1904 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 109 PID 4872 wrote to memory of 1904 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 109 PID 4872 wrote to memory of 1904 4872 2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe 109 PID 1904 wrote to memory of 412 1904 csrss.exe 110 PID 1904 wrote to memory of 412 1904 csrss.exe 110 PID 1904 wrote to memory of 412 1904 csrss.exe 110 PID 1904 wrote to memory of 2076 1904 csrss.exe 115 PID 1904 wrote to memory of 2076 1904 csrss.exe 115 PID 1904 wrote to memory of 2076 1904 csrss.exe 115 PID 1904 wrote to memory of 556 1904 csrss.exe 118 PID 1904 wrote to memory of 556 1904 csrss.exe 118 PID 1904 wrote to memory of 556 1904 csrss.exe 118 PID 1904 wrote to memory of 1128 1904 csrss.exe 120 PID 1904 wrote to memory of 1128 1904 csrss.exe 120 PID 4428 wrote to memory of 2936 4428 windefender.exe 129 PID 4428 wrote to memory of 2936 4428 windefender.exe 129 PID 4428 wrote to memory of 2936 4428 windefender.exe 129 PID 2936 wrote to memory of 420 2936 cmd.exe 130 PID 2936 wrote to memory of 420 2936 cmd.exe 130 PID 2936 wrote to memory of 420 2936 cmd.exe 130 -
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\2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe"C:\Users\Admin\AppData\Local\Temp\2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2300 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3500
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C:\Users\Admin\AppData\Local\Temp\2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe"C:\Users\Admin\AppData\Local\Temp\2d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1820
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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:5068 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:2504
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4156
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1144
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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.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:412
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2604
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3104
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2076
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:556
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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:1128
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2416
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4428 -
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)5⤵
- Suspicious use of WriteProcessMemory
PID:2936 -
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)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:420
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5016
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
MD58a85959228f0c3a845e3acf7abcc76b3
SHA15482aa4ca1392fa977e18f07521f4f3a0f8fe00e
SHA25637461ead509e64c1130d88da5f0093ca9c4dd8a5677b2edadef610e988b895f1
SHA51242e0f586311f05b49d82f86f1d0257e8105b4700a4d18ca912367969c1ff08e1d1945eddddc2aff0fb65bbe3b6a1e7b3f1e043d4d6376828ad13f41abbddd12d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51d23ce03068a0736694e2ad91511f898
SHA1fb08646bdff254fa853e78e2c8e75f85bbd83d9f
SHA256675cd3dd964ab035ebab905b03eaf6027a18b45436982816451c17e20dd10979
SHA512da5c4bdd44a84d5d1e787450cd0e44e71e5baf167c023bbb2d13d0a3a3b9978ed7d346e0aacedfd4d1d82146c550ac7c3bbcbffe6b3c6890651d8bc5d3ad8350
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52ed9d6795d9c1eaef88d0a74cbdde0f3
SHA1a07243bc88e0622e8a962fa745707111e11e4a49
SHA256f5dd3fa2e246c0ae851242152742fba15f020ffb4e63c8e6386b73ab2836d0a9
SHA5127d278509f747ca33189dc7e513a6b763a34905adfb474d1f36ba19ca34faef0f6a23206d26903609100a853521fb84433c6fbf7c5e8c8df15cb84c65b2eefbe3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5331cf7d633cb4af83b12361fd09cdf9d
SHA1217adcc1ace94d23fe5f27b07db3a4b9c42e14dc
SHA25641668d850021cee07e0bb15327de733c54cec3cba3f370abcc5acaf082db31fa
SHA51248ba8f611407def985c04edb5ffdd2a823ac66da3a93490f2bff67d86971649f2d54399bf859529d12ea33119d5749d5a2db9e56c81c02ab0f9df15512b9fa3b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfd22cb0b9e66f4309e494e75b7144f5
SHA13e93020707da44fe6cdd85870012cc19f0683ecf
SHA256cdb785dad216c61e735db11824dfabd58dd477b4901b0adf1a2373fe01207724
SHA51295d1328aec25d6453e9766a0f7bfe1b24b90231d5480385f3d76e79d1bb56b91734ff68212725ea3ee5d3e65f879d2ae06aaf2a106abc3c9716ad1b84013da2b
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Filesize
4.2MB
MD53c2ca248add7f3cd420d2efe789b5457
SHA14f91c6e9a3137914e2c83f6fbfdab880d6a1fde3
SHA2562d9f8dedcd0763e47a8c0adc514992596e7dcc0bc00260a8721a1dcea9d686bf
SHA512b210fd51bbbc88fdf4a0ed407aa10dd750c82148b61cc63a5dc44e3a3f71dfd75b9baa91a4f0adc58cbcee373bd1669a2cdcc1099be58eb3e7c24093ab40968b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec