Analysis
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max time kernel
150s -
max time network
135s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 10:37
Static task
static1
Behavioral task
behavioral1
Sample
7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe
Resource
win10v2004-20240426-en
General
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Target
7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe
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Size
4.1MB
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MD5
de097d845dab14b23a7bb3e734c11da7
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SHA1
6a9d685b7890154f99e882426557dcdb77cea9cf
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SHA256
7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09
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SHA512
2ea6de5f30516aca6e1b456377f248916f8fe40e3bb50452d3a6100196af6b53845e598602980df19883bc6717d6125582951cb2f2200e5aa3a1977282efeb7f
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SSDEEP
98304:lBH5QtHgtXZGwxAeX68LG3wNCsYjHyiS0gsLIyJOWEFSdaDQG3a9ntu:lBZQtHgtXlxHq4G3ixkyiJTOnSQDy9nc
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral2/memory/1152-2-0x0000000002E30000-0x000000000371B000-memory.dmp family_glupteba behavioral2/memory/1152-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1152-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1152-76-0x0000000002E30000-0x000000000371B000-memory.dmp family_glupteba behavioral2/memory/3704-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-201-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-209-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-216-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-219-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-231-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3592-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1456 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3592 csrss.exe 2940 injector.exe 1200 windefender.exe 1220 windefender.exe -
resource yara_rule behavioral2/files/0x001a00000002ab58-205.dat upx behavioral2/memory/1200-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1200-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1220-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1220-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe File created C:\Windows\rss\csrss.exe 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.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 1296 sc.exe -
pid Process 2200 powershell.exe 2964 powershell.exe 3736 powershell.exe 4108 powershell.exe 4688 powershell.exe 1500 powershell.exe 1500 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 3148 schtasks.exe 5000 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,-671 = "AUS Eastern Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.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,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.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\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.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\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline 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,-842 = "Argentina Standard Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1500 powershell.exe 1500 powershell.exe 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 2200 powershell.exe 2200 powershell.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 2964 powershell.exe 2964 powershell.exe 3736 powershell.exe 3736 powershell.exe 4108 powershell.exe 4108 powershell.exe 4688 powershell.exe 4688 powershell.exe 1500 powershell.exe 1500 powershell.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 3592 csrss.exe 3592 csrss.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 3592 csrss.exe 3592 csrss.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 3592 csrss.exe 3592 csrss.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe 2940 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1500 powershell.exe Token: SeDebugPrivilege 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Token: SeImpersonatePrivilege 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe Token: SeDebugPrivilege 2200 powershell.exe Token: SeDebugPrivilege 2964 powershell.exe Token: SeDebugPrivilege 3736 powershell.exe Token: SeDebugPrivilege 4108 powershell.exe Token: SeDebugPrivilege 4688 powershell.exe Token: SeDebugPrivilege 1500 powershell.exe Token: SeSystemEnvironmentPrivilege 3592 csrss.exe Token: SeSecurityPrivilege 1296 sc.exe Token: SeSecurityPrivilege 1296 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1152 wrote to memory of 1500 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 82 PID 1152 wrote to memory of 1500 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 82 PID 1152 wrote to memory of 1500 1152 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 82 PID 3704 wrote to memory of 2200 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 88 PID 3704 wrote to memory of 2200 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 88 PID 3704 wrote to memory of 2200 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 88 PID 3704 wrote to memory of 1580 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 90 PID 3704 wrote to memory of 1580 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 90 PID 1580 wrote to memory of 1456 1580 cmd.exe 92 PID 1580 wrote to memory of 1456 1580 cmd.exe 92 PID 3704 wrote to memory of 2964 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 93 PID 3704 wrote to memory of 2964 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 93 PID 3704 wrote to memory of 2964 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 93 PID 3704 wrote to memory of 3736 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 95 PID 3704 wrote to memory of 3736 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 95 PID 3704 wrote to memory of 3736 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 95 PID 3704 wrote to memory of 3592 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 97 PID 3704 wrote to memory of 3592 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 97 PID 3704 wrote to memory of 3592 3704 7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe 97 PID 3592 wrote to memory of 4108 3592 csrss.exe 98 PID 3592 wrote to memory of 4108 3592 csrss.exe 98 PID 3592 wrote to memory of 4108 3592 csrss.exe 98 PID 3592 wrote to memory of 4688 3592 csrss.exe 104 PID 3592 wrote to memory of 4688 3592 csrss.exe 104 PID 3592 wrote to memory of 4688 3592 csrss.exe 104 PID 3592 wrote to memory of 1500 3592 csrss.exe 106 PID 3592 wrote to memory of 1500 3592 csrss.exe 106 PID 3592 wrote to memory of 1500 3592 csrss.exe 106 PID 3592 wrote to memory of 2940 3592 csrss.exe 108 PID 3592 wrote to memory of 2940 3592 csrss.exe 108 PID 1200 wrote to memory of 2320 1200 windefender.exe 114 PID 1200 wrote to memory of 2320 1200 windefender.exe 114 PID 1200 wrote to memory of 2320 1200 windefender.exe 114 PID 2320 wrote to memory of 1296 2320 cmd.exe 115 PID 2320 wrote to memory of 1296 2320 cmd.exe 115 PID 2320 wrote to memory of 1296 2320 cmd.exe 115 -
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\7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe"C:\Users\Admin\AppData\Local\Temp\7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500
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C:\Users\Admin\AppData\Local\Temp\7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.exe"C:\Users\Admin\AppData\Local\Temp\7072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09.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:3704 -
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:2200
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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:1580 -
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:1456
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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:2964
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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:3736
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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:3592 -
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:4108
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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:3148
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1604
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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:4688
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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:1500
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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:2940
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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:5000
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1200 -
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:2320 -
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:1296
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1220
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5871b511cb7fff6d964bf497cf3c2da6d
SHA16a96e435f35368e17873541ee3d4f43cd09d8b84
SHA2566a54feb409d7c66d8b0efa7d3865648f2fc42381307baca417110512b2a802df
SHA5129b22b899e23af86de6358e6b0378c53661eea566f851fe99a0aa19886ffe9ca2e8f9b2e5769e542011707356d101c0bad7a01a1ac87490bb8fdadad53ca420e1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50de314198bcf91e291025f3774c96f00
SHA1516d4f04667ecaff50414e67126c46b5c9f8b07e
SHA25676be51eafd54294e4714df717423772979950bc287e4928b7cf85cee0782d1e3
SHA512cc63542632c665ccc8431be459919caefd48b2a881a49759c2fa5dadb2a7769362dfea6eb93dfd366ede6ca3af29ba08d0bdb3c3d77853e24e29224cda7baee9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e695eb9a8d62615de92b492d503e225b
SHA19cc10f2d5d65b19c6e44bd8401676adc192f45ef
SHA25620765bcde9301d26d7482cbe13a5cf17dc1da4a8152ab902abe2d533361273e8
SHA512216d5a015b2a6a910369831dad70a8a1a6c014316a9e12499513541669058149a70514148e69fc143707e6c2aaeada9159f7f2756aea4f9ce8f85a50b125f427
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57c3fe555e74ff093ec431256b621003f
SHA19f54dfae894809b2a31bd4d757023b11eecb9a44
SHA256e01e6cf188fe224945fab3b848b24f0a645bdcabb9aa95974d858ff6ded5a745
SHA512530d4c4a9bc223be53319169cadb0c7133c5d6ad4597f75443706b6017138b24868bb4c6102fb3b2767cdd485a22f0cbea1666646a58bd8b4de83e79421fde0b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59cfd4befb17db2e8727afa59f8f788f1
SHA10e9f4525405ca71a43c902b2f1eb3a936756b15b
SHA2569ae43fc2d8d1e7f332c43a58f22710f2936e18373eea5fb5b58e75485b882ce8
SHA51233148c59f04820cf70ecfec78a37bce099ad97e29409e94aafa8136332faa207ef353c61a554d1b54ed4a7995d075148f275414ca841b91738b7adc919e673df
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Filesize
4.1MB
MD5de097d845dab14b23a7bb3e734c11da7
SHA16a9d685b7890154f99e882426557dcdb77cea9cf
SHA2567072697bbfe801658e5ce10642e62ac1d6e9f27527007e1e2a4446c6b26f0a09
SHA5122ea6de5f30516aca6e1b456377f248916f8fe40e3bb50452d3a6100196af6b53845e598602980df19883bc6717d6125582951cb2f2200e5aa3a1977282efeb7f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec