Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08/04/2024, 10:13
Static task
static1
Behavioral task
behavioral1
Sample
7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe
Resource
win10v2004-20240226-en
General
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Target
7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe
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Size
4.2MB
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MD5
2faa28f16a928db66b29c3140e8f22c1
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SHA1
e9a88006af7cd499f3085d22194e4ce7fecdf318
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SHA256
7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408
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SHA512
8d9a4fcd2c76e6b6b6a2b05303f5de7568e3bb3cebde8aab6cfc84a67f8a81de8b734f9626c3c60195353dd92489fc7d7dd0474f1cd1631856d06e51866854b7
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SSDEEP
98304:/l9W08YtDjWV+0XViQwsO3M4qhOaONscG:PW088DjWwSxO39S
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4552-2-0x0000000002D20000-0x000000000360B000-memory.dmp family_glupteba behavioral1/memory/4552-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4552-46-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4400-57-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4400-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4552-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4400-94-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4400-156-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-265-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-268-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-271-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-274-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-277-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-280-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-283-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-286-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4832-289-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2056 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4832 csrss.exe 3852 injector.exe 1840 windefender.exe 4860 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002332f-259.dat upx behavioral1/memory/1840-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4860-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4860-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
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 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe File created C:\Windows\rss\csrss.exe 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.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 3872 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 4836 schtasks.exe 3960 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.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\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2608 powershell.exe 2608 powershell.exe 2608 powershell.exe 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 3220 powershell.exe 3220 powershell.exe 3220 powershell.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 1840 powershell.exe 1840 powershell.exe 1840 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 1060 powershell.exe 1060 powershell.exe 1060 powershell.exe 1508 powershell.exe 1508 powershell.exe 1508 powershell.exe 1528 powershell.exe 1528 powershell.exe 1528 powershell.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 4832 csrss.exe 4832 csrss.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 4832 csrss.exe 4832 csrss.exe 3852 injector.exe 3852 injector.exe 4832 csrss.exe 4832 csrss.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe 3852 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2608 powershell.exe Token: SeDebugPrivilege 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Token: SeImpersonatePrivilege 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe Token: SeDebugPrivilege 3220 powershell.exe Token: SeDebugPrivilege 1840 powershell.exe Token: SeDebugPrivilege 3240 powershell.exe Token: SeDebugPrivilege 1060 powershell.exe Token: SeDebugPrivilege 1508 powershell.exe Token: SeDebugPrivilege 1528 powershell.exe Token: SeSystemEnvironmentPrivilege 4832 csrss.exe Token: SeSecurityPrivilege 3872 sc.exe Token: SeSecurityPrivilege 3872 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4552 wrote to memory of 2608 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 94 PID 4552 wrote to memory of 2608 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 94 PID 4552 wrote to memory of 2608 4552 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 94 PID 4400 wrote to memory of 3220 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 104 PID 4400 wrote to memory of 3220 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 104 PID 4400 wrote to memory of 3220 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 104 PID 4400 wrote to memory of 2424 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 106 PID 4400 wrote to memory of 2424 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 106 PID 2424 wrote to memory of 2056 2424 cmd.exe 108 PID 2424 wrote to memory of 2056 2424 cmd.exe 108 PID 4400 wrote to memory of 1840 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 109 PID 4400 wrote to memory of 1840 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 109 PID 4400 wrote to memory of 1840 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 109 PID 4400 wrote to memory of 3240 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 111 PID 4400 wrote to memory of 3240 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 111 PID 4400 wrote to memory of 3240 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 111 PID 4400 wrote to memory of 4832 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 114 PID 4400 wrote to memory of 4832 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 114 PID 4400 wrote to memory of 4832 4400 7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe 114 PID 4832 wrote to memory of 1060 4832 csrss.exe 115 PID 4832 wrote to memory of 1060 4832 csrss.exe 115 PID 4832 wrote to memory of 1060 4832 csrss.exe 115 PID 4832 wrote to memory of 1508 4832 csrss.exe 121 PID 4832 wrote to memory of 1508 4832 csrss.exe 121 PID 4832 wrote to memory of 1508 4832 csrss.exe 121 PID 4832 wrote to memory of 1528 4832 csrss.exe 123 PID 4832 wrote to memory of 1528 4832 csrss.exe 123 PID 4832 wrote to memory of 1528 4832 csrss.exe 123 PID 4832 wrote to memory of 3852 4832 csrss.exe 126 PID 4832 wrote to memory of 3852 4832 csrss.exe 126 PID 1840 wrote to memory of 1664 1840 windefender.exe 132 PID 1840 wrote to memory of 1664 1840 windefender.exe 132 PID 1840 wrote to memory of 1664 1840 windefender.exe 132 PID 1664 wrote to memory of 3872 1664 cmd.exe 133 PID 1664 wrote to memory of 3872 1664 cmd.exe 133 PID 1664 wrote to memory of 3872 1664 cmd.exe 133 -
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\7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe"C:\Users\Admin\AppData\Local\Temp\7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608
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C:\Users\Admin\AppData\Local\Temp\7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.exe"C:\Users\Admin\AppData\Local\Temp\7a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408.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:4400 -
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:3220
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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:2424 -
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:2056
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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:1840
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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:3240
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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:4832 -
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:1060
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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:4836
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3744
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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:1508
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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:1528
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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:3852
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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:3960
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1840 -
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:1664 -
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:3872
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2284,i,2771196087253062161,8107167670425198948,262144 --variations-seed-version /prefetch:81⤵PID:1100
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4860
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fed692667fcedf50a2bb65f5e382ea3d
SHA149a1f4af555982287a21252eb62bbc4a1dea4cb5
SHA2568ca69efb2e604811c3c9386210239104f2125a9f796ffb896716266fb02da26e
SHA5123cef6bf6af4b3e87bf090d8f7cae8b4c9ef5a6d85273ce20e048d74760e7ad162a0e96f11b97db8d40451ec14480f074649d710311e62d16acdf806ef3f2ac4e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD578e2a466bbe15e733fc59e5213588997
SHA186507fca924e40251814d2400f73bfcffff26133
SHA256c41cc6cdb799c91c1225a5d3ab2211ab08d9061236db7a4f354e7deebefda0da
SHA5121a7791f35deb1300da3d1a635cbf794bdcdc1d1f15675037be3e5f623eac52b6a8bb9727cc430dd91cc11ec0c60ee23c3e9aae77236e97c4d86c32bb0a339339
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5334c89530d1f7c6a45b5f789002c32ed
SHA162ae886657a5d69055f0fc70f92165c1e49ed475
SHA2568ec22f2652f4137640872d75cdb3f9a5614fcaca542566f33b3413e9f840a93c
SHA512205a33a9f6bb8f64f184c3b0775ca9464a4c0ac14d18b5cce3c6c545e150ce3f83ea5fc9998bb728b55580f77b735b601746fb9ef91fa808aebe1c554662680c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5be4af0fade880154f8b0c861db1aa765
SHA1c0b57f756cec30257e495087ba8cb7ba2d10051d
SHA256cc174bf285522f2edd45320dc6e386b6b3d8bbceb774e854d75ee214bfa2f38b
SHA512c9afb20400ff41994cf48416687f365cef6803155d733b4ec252c241583073c1314de41e221793d38d8cb68051699e0f7c7cc923aee0f9ec07df16436f7df54b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ce8c60d8b4d1f2ec18bce1d86563334b
SHA1da010d63ebf22a97488b3f794d04a4dde6091824
SHA256221249dc512fe84ced1cf5d8add6f983fa32f1ac8bc042f81949f56e4e6827d5
SHA5128b18619418a23b92a5e8d0aabcf5ff467bd9dc9f2e2f307532de43ab5ec836462608747b4f6a0d15cc36f8cfe633640016b7a0e425711fb4acf9835b4347263d
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Filesize
4.2MB
MD52faa28f16a928db66b29c3140e8f22c1
SHA1e9a88006af7cd499f3085d22194e4ce7fecdf318
SHA2567a2bdad6ad8eb23f66ed5494dc1bc471ed6c1c8c8c9d39e6d5b1446704454408
SHA5128d9a4fcd2c76e6b6b6a2b05303f5de7568e3bb3cebde8aab6cfc84a67f8a81de8b734f9626c3c60195353dd92489fc7d7dd0474f1cd1631856d06e51866854b7
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec