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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 01:57
Static task
static1
Behavioral task
behavioral1
Sample
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe
Resource
win10v2004-20240508-en
General
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Target
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe
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Size
4.1MB
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MD5
e1a785d17cba022cbc8aaab43a2660c5
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SHA1
b8b1d310937bd2789c753cc59a75618da2baa3bd
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SHA256
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73
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SHA512
97af8352207b3598d15d29763977d5edbcc6568d9403b16ac407d10facf2d0b84386d8772432ecf768a48ebbc1731cbb775a6c7175a4f4a9878d878800137837
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SSDEEP
98304:8rbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu229:8rcnZFqd2LRPP3hYhQZ9
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2364-2-0x0000000004600000-0x0000000004EEB000-memory.dmp family_glupteba behavioral1/memory/2364-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2364-80-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/1552-132-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2364-145-0x0000000004600000-0x0000000004EEB000-memory.dmp family_glupteba behavioral1/memory/2364-169-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5048-209-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-220-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-228-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-231-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-234-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-237-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-240-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-243-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-246-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-249-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-252-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-255-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/5048-258-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 972 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5048 csrss.exe 3608 injector.exe 3016 windefender.exe 1508 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023434-219.dat upx behavioral1/memory/3016-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3016-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1508-248-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe File created C:\Windows\rss\csrss.exe 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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 4176 sc.exe -
pid Process 2352 powershell.exe 4432 powershell.exe 1700 powershell.exe 5104 powershell.exe 3524 powershell.exe 2864 powershell.exe 532 powershell.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 1652 schtasks.exe 1960 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1700 powershell.exe 1700 powershell.exe 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 5104 powershell.exe 5104 powershell.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3524 powershell.exe 3524 powershell.exe 2864 powershell.exe 2864 powershell.exe 532 powershell.exe 532 powershell.exe 2352 powershell.exe 2352 powershell.exe 4432 powershell.exe 4432 powershell.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 5048 csrss.exe 5048 csrss.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 5048 csrss.exe 5048 csrss.exe 3608 injector.exe 3608 injector.exe 5048 csrss.exe 5048 csrss.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe 3608 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1700 powershell.exe Token: SeDebugPrivilege 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Token: SeImpersonatePrivilege 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Token: SeDebugPrivilege 5104 powershell.exe Token: SeDebugPrivilege 3524 powershell.exe Token: SeDebugPrivilege 2864 powershell.exe Token: SeDebugPrivilege 532 powershell.exe Token: SeDebugPrivilege 2352 powershell.exe Token: SeDebugPrivilege 4432 powershell.exe Token: SeSystemEnvironmentPrivilege 5048 csrss.exe Token: SeSecurityPrivilege 4176 sc.exe Token: SeSecurityPrivilege 4176 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2364 wrote to memory of 1700 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 84 PID 2364 wrote to memory of 1700 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 84 PID 2364 wrote to memory of 1700 2364 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 84 PID 1552 wrote to memory of 5104 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 95 PID 1552 wrote to memory of 5104 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 95 PID 1552 wrote to memory of 5104 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 95 PID 1552 wrote to memory of 2272 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 98 PID 1552 wrote to memory of 2272 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 98 PID 2272 wrote to memory of 972 2272 cmd.exe 100 PID 2272 wrote to memory of 972 2272 cmd.exe 100 PID 1552 wrote to memory of 3524 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 102 PID 1552 wrote to memory of 3524 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 102 PID 1552 wrote to memory of 3524 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 102 PID 1552 wrote to memory of 2864 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 104 PID 1552 wrote to memory of 2864 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 104 PID 1552 wrote to memory of 2864 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 104 PID 1552 wrote to memory of 5048 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 106 PID 1552 wrote to memory of 5048 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 106 PID 1552 wrote to memory of 5048 1552 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 106 PID 5048 wrote to memory of 532 5048 csrss.exe 107 PID 5048 wrote to memory of 532 5048 csrss.exe 107 PID 5048 wrote to memory of 532 5048 csrss.exe 107 PID 5048 wrote to memory of 2352 5048 csrss.exe 112 PID 5048 wrote to memory of 2352 5048 csrss.exe 112 PID 5048 wrote to memory of 2352 5048 csrss.exe 112 PID 5048 wrote to memory of 4432 5048 csrss.exe 115 PID 5048 wrote to memory of 4432 5048 csrss.exe 115 PID 5048 wrote to memory of 4432 5048 csrss.exe 115 PID 5048 wrote to memory of 3608 5048 csrss.exe 118 PID 5048 wrote to memory of 3608 5048 csrss.exe 118 PID 3016 wrote to memory of 4564 3016 windefender.exe 125 PID 3016 wrote to memory of 4564 3016 windefender.exe 125 PID 3016 wrote to memory of 4564 3016 windefender.exe 125 PID 4564 wrote to memory of 4176 4564 cmd.exe 126 PID 4564 wrote to memory of 4176 4564 cmd.exe 126 PID 4564 wrote to memory of 4176 4564 cmd.exe 126 -
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\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1700
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C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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:1552 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5104
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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:2272 -
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:972
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3524
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2864
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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:5048 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:532
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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:1652
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:8
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4432
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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:3608
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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:1960
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3016 -
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:4564 -
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:4176
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1508
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
MD58369d4dbaa02ae3c8432affe7e4ec252
SHA1ee5cc871913292ca4e2263bd26ae278224090651
SHA256655f0c5857c21862e9f5a89f6480e61a4756c311555e4981ffe6834a8799475b
SHA51297219f54131961a1217139a48cea0835db4e8942f09a49dc89d18bf3cfc152153967614a7f037fb5bfee3189bf099e463c88c1138fcf103481bc731505943d6c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5700db769e11e94bbe6c42c329e45e39c
SHA143f0337daf7772251f4ca6abdc666fe395d3a417
SHA2563c3f96084aedbf333a01c7e854c1e3cdd114733bb662f145f789dc574b838206
SHA5125adfba0b91e3e581e249f43addac277c83ffa51beec51db9f3d508cdbaff09518f3d6ff7fa7c3f4c1dd1b6817cfe2659ab5a317a02da3b90b552d85516ca4f9d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cba94cb255667df79623937f9c68ae4b
SHA1deb62af6a3d84fffa749f120d265f44904c233d9
SHA2562cee831e95380a3229cae37a1248d4a19dc4eecc618cb49b300db9709ad5dbb0
SHA512c4b090d693e634cfd8247d96ce2802b71d1abaac8e60d5542ea1c9cc8b9ea861f03c9b034decc4f870cc2fba9b097ca642148a8e7f840b91ce5f5a0ec6ea2aae
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ff4b6d66c547663b6b9541b206990e58
SHA1307dcd6de4eab4781522e88dc011066350bd5ee1
SHA256ed7523f5ae1feb13dc299a3aa92088fb69a5b4d5e27f7a84a120312ce93a6474
SHA512818be2997764aae3ab5be50a1e44858349273a874be0daadf7868b08da6095311faa02552b6b2a0da6bde5f5bcc08734c9ba7836851f35e4408b6da9aae43e2d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50c0527b632cbe5012fa2e2358ef77eb3
SHA1b53ebcfd8bdc62b8ebb7fe3f54ad159059789675
SHA256c2710b530485109c0b75735f525bf67a04f65c4e3bd632e20a59d57aafb65e75
SHA512837c20daada061ba91f19fff2a07418b3903b81a20ca0ab47de4621fe651b95ff324dfb417ed0bed72cd412485513facb70194dd36bf54285be7b830458fba89
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Filesize
4.1MB
MD5e1a785d17cba022cbc8aaab43a2660c5
SHA1b8b1d310937bd2789c753cc59a75618da2baa3bd
SHA2567a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73
SHA51297af8352207b3598d15d29763977d5edbcc6568d9403b16ac407d10facf2d0b84386d8772432ecf768a48ebbc1731cbb775a6c7175a4f4a9878d878800137837
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec