Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 21:47
Static task
static1
Behavioral task
behavioral1
Sample
0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe
Resource
win10v2004-20240508-en
General
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Target
0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe
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Size
4.1MB
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MD5
ef9dd01fd12c30d526f3fd732e7db38a
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SHA1
309e0f49bad00a4fc434cf64f5a01470f6df6913
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SHA256
0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc
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SHA512
cce186e27469ade5c1639c26f0f3775bdd00a1bf7d049c1abfb5a880de7e2f28b047c84b9d613105af2bfde5baddf056b5d16f04e7af76273348b29fff97885d
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SSDEEP
98304:psVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXivk:ps5hioeyE6OsERj43nD
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3752-2-0x00000000049B0000-0x000000000529B000-memory.dmp family_glupteba behavioral1/memory/3752-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3752-56-0x00000000049B0000-0x000000000529B000-memory.dmp family_glupteba behavioral1/memory/3752-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3752-54-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3512-130-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3512-190-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-215-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-231-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-233-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-236-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-240-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-243-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-245-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-248-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-252-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-255-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-257-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/3604-260-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 464 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3604 csrss.exe 528 injector.exe 552 windefender.exe 3092 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023561-224.dat upx behavioral1/memory/552-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/552-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3092-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3092-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3092-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe File created C:\Windows\rss\csrss.exe 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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 4152 sc.exe -
pid Process 4476 powershell.exe 2612 powershell.exe 756 powershell.exe 2808 powershell.exe 2564 powershell.exe 1704 powershell.exe 4416 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 3908 schtasks.exe 4820 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,-1862 = "Russia TZ 6 Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight 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,-2002 = "Cabo Verde Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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,-2491 = "Aus Central W. Daylight 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\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4416 powershell.exe 4416 powershell.exe 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 4476 powershell.exe 4476 powershell.exe 4476 powershell.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 2612 powershell.exe 2612 powershell.exe 2612 powershell.exe 756 powershell.exe 756 powershell.exe 756 powershell.exe 2808 powershell.exe 2808 powershell.exe 2808 powershell.exe 2564 powershell.exe 2564 powershell.exe 2564 powershell.exe 1704 powershell.exe 1704 powershell.exe 1704 powershell.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 3604 csrss.exe 3604 csrss.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 3604 csrss.exe 3604 csrss.exe 528 injector.exe 528 injector.exe 3604 csrss.exe 3604 csrss.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe 528 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4416 powershell.exe Token: SeDebugPrivilege 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Token: SeImpersonatePrivilege 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 2612 powershell.exe Token: SeDebugPrivilege 756 powershell.exe Token: SeDebugPrivilege 2808 powershell.exe Token: SeDebugPrivilege 2564 powershell.exe Token: SeDebugPrivilege 1704 powershell.exe Token: SeSystemEnvironmentPrivilege 3604 csrss.exe Token: SeSecurityPrivilege 4152 sc.exe Token: SeSecurityPrivilege 4152 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3752 wrote to memory of 4416 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 92 PID 3752 wrote to memory of 4416 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 92 PID 3752 wrote to memory of 4416 3752 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 92 PID 3512 wrote to memory of 4476 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 104 PID 3512 wrote to memory of 4476 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 104 PID 3512 wrote to memory of 4476 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 104 PID 3512 wrote to memory of 4072 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 107 PID 3512 wrote to memory of 4072 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 107 PID 4072 wrote to memory of 464 4072 cmd.exe 109 PID 4072 wrote to memory of 464 4072 cmd.exe 109 PID 3512 wrote to memory of 2612 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 110 PID 3512 wrote to memory of 2612 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 110 PID 3512 wrote to memory of 2612 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 110 PID 3512 wrote to memory of 756 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 112 PID 3512 wrote to memory of 756 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 112 PID 3512 wrote to memory of 756 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 112 PID 3512 wrote to memory of 3604 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 114 PID 3512 wrote to memory of 3604 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 114 PID 3512 wrote to memory of 3604 3512 0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe 114 PID 3604 wrote to memory of 2808 3604 csrss.exe 115 PID 3604 wrote to memory of 2808 3604 csrss.exe 115 PID 3604 wrote to memory of 2808 3604 csrss.exe 115 PID 3604 wrote to memory of 2564 3604 csrss.exe 121 PID 3604 wrote to memory of 2564 3604 csrss.exe 121 PID 3604 wrote to memory of 2564 3604 csrss.exe 121 PID 3604 wrote to memory of 1704 3604 csrss.exe 123 PID 3604 wrote to memory of 1704 3604 csrss.exe 123 PID 3604 wrote to memory of 1704 3604 csrss.exe 123 PID 3604 wrote to memory of 528 3604 csrss.exe 126 PID 3604 wrote to memory of 528 3604 csrss.exe 126 PID 552 wrote to memory of 2788 552 windefender.exe 133 PID 552 wrote to memory of 2788 552 windefender.exe 133 PID 552 wrote to memory of 2788 552 windefender.exe 133 PID 2788 wrote to memory of 4152 2788 cmd.exe 134 PID 2788 wrote to memory of 4152 2788 cmd.exe 134 PID 2788 wrote to memory of 4152 2788 cmd.exe 134 -
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\0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe"C:\Users\Admin\AppData\Local\Temp\0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4416
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C:\Users\Admin\AppData\Local\Temp\0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.exe"C:\Users\Admin\AppData\Local\Temp\0d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc.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:3512 -
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:4476
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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:4072 -
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:464
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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:2612
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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:756
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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:3604 -
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:2808
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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:3908
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4928
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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:2564
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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:1704
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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:528
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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:4820
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:552 -
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:2788 -
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:4152
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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 --field-trial-handle=3148,i,1697479186275492802,18058102846092193784,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:81⤵PID:4656
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3092
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
MD5098a631f1f5f2cdecc0d101c270f5692
SHA1229fb6a0779e63f6c91465f1e8b3a59af0c0fa09
SHA2564413ff62d70eefeb5a7bed740f8c0d05cf6b312e36bd07816f0a91533032f5d0
SHA512eef154300d76b8af2c5ab35a1465eb26a565f4912d246006ff38e190571765f80cc2c0201c8dcbe49434143b1f4818ff8534b110c0525cb42e6c63a7c8cae9e9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d1cde3eceb782780031a9e1b8d5dc75f
SHA13bb3f1b4a764a4974f97244bcbe1f2fdf7af2f7c
SHA256470c0785f4bd6477c63133d92c7091c16193b63a451ac199b91c7015fa7c1468
SHA512568cf487f40fb0dfbe31067959ba38794f63a7b27edfefc8d5dd52377a0f5a2287af1d21cd844bec7f1b2e1bb2d9d019416848754a3c71cdeef0b8c179971c7e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5578d5cfc2c2332f16b7908c003e8eba1
SHA182cb175cfbe38261430c6310061c34e6cb25994f
SHA256d296010f137743edc7644a9a715dfd46ad528ccca3dbfeec48a7b88be1aa75b7
SHA5127330d7cb1c08b905b631f1db59f71f1b0cb7efe6f343f0a7b45ed4297ad4081db10e36bbcbf4da2a43e8ed2d4d47470510fea0942fd75cc19654cdf4a57de969
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c5af2635d38c027022d48015aed671de
SHA1787e96166122de14d4b86dc99fbd0a0867475765
SHA256a3bc19b0291b37327b9aeeba2b81eb1b986189d4045f6320cc47fddcc1b8d286
SHA512c5aaa4d174adf9434926366c3557798a9fd6a8409b834e88bb2099b4b6c537455d1f17006af9bdec3359b6ebe06a4dc9115309dbe10ce9159b8817c3bef8434d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD599597c340ce98b7590ed20b31fcff3a2
SHA1620c65545b217b9984e1d0dc7d2e0c73de5bab84
SHA25660782d4d86852ab8d53bd3293955511ecfb113c6ae1b1556bf11b3235f71530c
SHA5126e62b23439de3fc88d93d831193ba6a8cd855180f6b517e8a9f82f0ceb8e8a0bc0d1fcb5c41970aae987de36a6d7f67acf4df5d68156e5984ecbd79ce299b068
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Filesize
4.1MB
MD5ef9dd01fd12c30d526f3fd732e7db38a
SHA1309e0f49bad00a4fc434cf64f5a01470f6df6913
SHA2560d28ebfd3a7f6066fbe418ed81775c13c9a58cecc6640a2ee9b12e85bb0091fc
SHA512cce186e27469ade5c1639c26f0f3775bdd00a1bf7d049c1abfb5a880de7e2f28b047c84b9d613105af2bfde5baddf056b5d16f04e7af76273348b29fff97885d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec