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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
08/08/2023, 05:03
Static task
static1
General
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Target
3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe
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Size
4.2MB
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MD5
5f9aabf8cf0aa3ef9f5699efc3cf33ec
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SHA1
2c3595a19c6f421e3c6cd92f010d8625f718997a
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SHA256
3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868
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SHA512
4b9f09dde4f5991fbdc52f083012cd54a3182ba2ede709b8a7c1867de9cd42b3d8710270d232f6397e704357a67563f8d333d3595dffc0c8b9e9a905b6aecb23
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SSDEEP
98304:d7KhZewihuTkDiVkC+BU1Z5qSDeXjE2KZLQmjoaCdKosoTi:d7KjHihu1+C+aP5qFTEKm4dVdTi
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4052-135-0x0000000004A20000-0x000000000530B000-memory.dmp family_glupteba behavioral1/memory/4052-136-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4052-141-0x0000000004A20000-0x000000000530B000-memory.dmp family_glupteba behavioral1/memory/4052-157-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4052-190-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4104-192-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4104-218-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4104-250-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/4104-282-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-287-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-360-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-382-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-391-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-394-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-397-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-400-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-403-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-406-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba behavioral1/memory/896-409-0x0000000000400000-0x00000000026D7000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 960 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 896 csrss.exe 4704 injector.exe 3208 windefender.exe 3536 windefender.exe -
resource yara_rule behavioral1/files/0x0003000000022518-386.dat upx behavioral1/files/0x0003000000022518-388.dat upx behavioral1/files/0x0003000000022518-389.dat upx behavioral1/memory/3208-390-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3536-393-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3536-399-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
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 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 -
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 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe File created C:\Windows\rss\csrss.exe 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.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 4816 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 4060 schtasks.exe 3856 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\1e\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4744 powershell.exe 4744 powershell.exe 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4724 powershell.exe 4724 powershell.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 3560 powershell.exe 3560 powershell.exe 2460 powershell.exe 2460 powershell.exe 2952 powershell.exe 2952 powershell.exe 2160 powershell.exe 2160 powershell.exe 5020 powershell.exe 5020 powershell.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 896 csrss.exe 896 csrss.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 896 csrss.exe 896 csrss.exe 4704 injector.exe 4704 injector.exe 896 csrss.exe 896 csrss.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe 4704 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4744 powershell.exe Token: SeDebugPrivilege 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Token: SeImpersonatePrivilege 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe Token: SeDebugPrivilege 4724 powershell.exe Token: SeDebugPrivilege 3560 powershell.exe Token: SeDebugPrivilege 2460 powershell.exe Token: SeDebugPrivilege 2952 powershell.exe Token: SeDebugPrivilege 2160 powershell.exe Token: SeDebugPrivilege 5020 powershell.exe Token: SeSystemEnvironmentPrivilege 896 csrss.exe Token: SeSecurityPrivilege 4816 sc.exe Token: SeSecurityPrivilege 4816 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4052 wrote to memory of 4744 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 85 PID 4052 wrote to memory of 4744 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 85 PID 4052 wrote to memory of 4744 4052 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 85 PID 4104 wrote to memory of 4724 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 93 PID 4104 wrote to memory of 4724 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 93 PID 4104 wrote to memory of 4724 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 93 PID 4104 wrote to memory of 4860 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 96 PID 4104 wrote to memory of 4860 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 96 PID 4860 wrote to memory of 960 4860 cmd.exe 98 PID 4860 wrote to memory of 960 4860 cmd.exe 98 PID 4104 wrote to memory of 3560 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 99 PID 4104 wrote to memory of 3560 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 99 PID 4104 wrote to memory of 3560 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 99 PID 4104 wrote to memory of 2460 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 101 PID 4104 wrote to memory of 2460 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 101 PID 4104 wrote to memory of 2460 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 101 PID 4104 wrote to memory of 896 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 103 PID 4104 wrote to memory of 896 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 103 PID 4104 wrote to memory of 896 4104 3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe 103 PID 896 wrote to memory of 2952 896 csrss.exe 104 PID 896 wrote to memory of 2952 896 csrss.exe 104 PID 896 wrote to memory of 2952 896 csrss.exe 104 PID 896 wrote to memory of 2160 896 csrss.exe 110 PID 896 wrote to memory of 2160 896 csrss.exe 110 PID 896 wrote to memory of 2160 896 csrss.exe 110 PID 896 wrote to memory of 5020 896 csrss.exe 112 PID 896 wrote to memory of 5020 896 csrss.exe 112 PID 896 wrote to memory of 5020 896 csrss.exe 112 PID 896 wrote to memory of 4704 896 csrss.exe 114 PID 896 wrote to memory of 4704 896 csrss.exe 114 PID 3208 wrote to memory of 760 3208 windefender.exe 120 PID 3208 wrote to memory of 760 3208 windefender.exe 120 PID 3208 wrote to memory of 760 3208 windefender.exe 120 PID 760 wrote to memory of 4816 760 cmd.exe 121 PID 760 wrote to memory of 4816 760 cmd.exe 121 PID 760 wrote to memory of 4816 760 cmd.exe 121
Processes
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C:\Users\Admin\AppData\Local\Temp\3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe"C:\Users\Admin\AppData\Local\Temp\3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4052 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4744
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C:\Users\Admin\AppData\Local\Temp\3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.exe"C:\Users\Admin\AppData\Local\Temp\3cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868.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:4104 -
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:4724
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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:4860 -
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:960
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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:3560
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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:2460
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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:896 -
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:2952
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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:3856
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1200
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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:2160
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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:5020
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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:4704
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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:4060
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3208 -
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:760 -
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:4816
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3536
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
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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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
MD5cef192533b8bb560c1428380a0f490d7
SHA1132043ba530175de8327a4c1675bdee836cddeef
SHA256e2355c34cd1642160d3711043e824654101792f356de48f961cfe704530da9b2
SHA5122b128b86138acaf3dacccd3f2748d38481e6268e624ffe094230865f7376d7e4d7750b4b864c720d197d0daaf8f221d1bb24b9203888fbeaea34afb3accdeff4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5510f24b9178e85c39a31ba6193de9e7b
SHA1ec78d769145d699f38b70c948b91a6cd384f9272
SHA2569323ce7668049bf438d6c6b1a8f3b3c66d4c296d845d9fe58329a471fd49be69
SHA5120bb543d036d87ae627395c034f3d719c0ccfb9440e29b75b6b4f6548f706d0f9727ac29692ad5eaac8ef3a58dbe6f4bb4fc7e9280027b7947c71514425eb62dd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b2fb11495dbf2459f2099e1882ba5703
SHA1418526b591dff03deaf62c75f2ff93ac654d51dc
SHA256b199f151ffc49b54341e152e9f28955729f4d18690a3236718a33569edbd5469
SHA512cf8297e643159924f9403951719dd3a128821c352d9a2d11061769191cf1e44624c4a0f5905b20e3b06ec31f6e6b44765545062ead5d3c623283a74e4df8c51b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b2e048fce718d4c5763da4b2c151974b
SHA1473934e5c9a92859fab8d2769aaebe550da6b6a5
SHA256dda82efa625a38d8176c653cf03f62ccfae73254d434cbd1594b0ce3ddd04b45
SHA51270989064078600dc2b6548f56f1854c61d91f18500ffe0f1207e6195dd824f37e3ba9bbdc4f99abcfbe773497ccb383d380bc78e67bab72d0cf4f83394267e67
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5382214bed9f7d8e3e3db6982abdde07e
SHA17a565ed9815139c49b8f7f53c1495fda523e0ce7
SHA256810a4ba952ebf9080f0dfca9e2b4d067224aa3f3d8e6e9e29b759aab4f63d2d4
SHA5125c6e26133fb6dcdcba2fd53cf788f255601c70afd728a1e2d59e9b9a8982c38b533727a2c374e631327c978d950535ceb1f4ac322a7579bbaec8d95518ba0196
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Filesize
4.2MB
MD55f9aabf8cf0aa3ef9f5699efc3cf33ec
SHA12c3595a19c6f421e3c6cd92f010d8625f718997a
SHA2563cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868
SHA5124b9f09dde4f5991fbdc52f083012cd54a3182ba2ede709b8a7c1867de9cd42b3d8710270d232f6397e704357a67563f8d333d3595dffc0c8b9e9a905b6aecb23
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Filesize
4.2MB
MD55f9aabf8cf0aa3ef9f5699efc3cf33ec
SHA12c3595a19c6f421e3c6cd92f010d8625f718997a
SHA2563cd05ab4c75e3a2bf624640bf02bfda2ee7f0f609cebfe36b1feb9c5e926f868
SHA5124b9f09dde4f5991fbdc52f083012cd54a3182ba2ede709b8a7c1867de9cd42b3d8710270d232f6397e704357a67563f8d333d3595dffc0c8b9e9a905b6aecb23
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec