Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19-04-2024 07:03
Static task
static1
Behavioral task
behavioral1
Sample
54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe
Resource
win10v2004-20240412-en
General
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Target
54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe
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Size
4.2MB
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MD5
252592cd6e55d92793e5e528150da5ba
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SHA1
336040826dbafbc59e772f83833b53a5bb68d86b
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SHA256
54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1
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SHA512
f6168e606009491a746632dbba00e2e2ccb1ae526efeb7f7be116ad357344d53c0c32108dc8c5d1063eb66e6757892bf99c5c87fb22006b9c53fa236149a51e4
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SSDEEP
98304:XNkDk7Y2e9fhWY+LbgLFpBVAayCN/CB0J4dlv7S/k29jp/4u:+k7LeNhW/+FpBVAa19Ce4dlv7wZ4u
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2856-2-0x00000000052B0000-0x0000000005B9B000-memory.dmp family_glupteba behavioral1/memory/2856-3-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3332-56-0x00000000051E0000-0x0000000005ACB000-memory.dmp family_glupteba behavioral1/memory/3332-58-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/2856-84-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3332-137-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3332-255-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-256-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-267-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-270-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-274-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-278-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-282-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-287-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-291-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-295-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-299-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba behavioral1/memory/3684-303-0x0000000000400000-0x0000000003111000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4660 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3684 csrss.exe 1356 injector.exe 4624 windefender.exe 2916 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023422-260.dat upx behavioral1/memory/4624-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2916-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2916-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\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 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 -
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 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe File created C:\Windows\rss\csrss.exe 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.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 3100 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 3716 schtasks.exe 1184 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.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\26\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2108 powershell.exe 2108 powershell.exe 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 936 powershell.exe 936 powershell.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 4592 powershell.exe 4592 powershell.exe 3988 powershell.exe 3988 powershell.exe 1688 powershell.exe 1688 powershell.exe 4800 powershell.exe 4800 powershell.exe 4948 powershell.exe 4948 powershell.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 3684 csrss.exe 3684 csrss.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 3684 csrss.exe 3684 csrss.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 3684 csrss.exe 3684 csrss.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe 1356 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2108 powershell.exe Token: SeDebugPrivilege 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Token: SeImpersonatePrivilege 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe Token: SeDebugPrivilege 936 powershell.exe Token: SeDebugPrivilege 4592 powershell.exe Token: SeDebugPrivilege 3988 powershell.exe Token: SeDebugPrivilege 1688 powershell.exe Token: SeDebugPrivilege 4800 powershell.exe Token: SeDebugPrivilege 4948 powershell.exe Token: SeSystemEnvironmentPrivilege 3684 csrss.exe Token: SeSecurityPrivilege 3100 sc.exe Token: SeSecurityPrivilege 3100 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2108 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 89 PID 2856 wrote to memory of 2108 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 89 PID 2856 wrote to memory of 2108 2856 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 89 PID 3332 wrote to memory of 936 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 94 PID 3332 wrote to memory of 936 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 94 PID 3332 wrote to memory of 936 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 94 PID 3332 wrote to memory of 4716 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 98 PID 3332 wrote to memory of 4716 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 98 PID 4716 wrote to memory of 4660 4716 cmd.exe 100 PID 4716 wrote to memory of 4660 4716 cmd.exe 100 PID 3332 wrote to memory of 4592 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 101 PID 3332 wrote to memory of 4592 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 101 PID 3332 wrote to memory of 4592 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 101 PID 3332 wrote to memory of 3988 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 103 PID 3332 wrote to memory of 3988 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 103 PID 3332 wrote to memory of 3988 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 103 PID 3332 wrote to memory of 3684 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 105 PID 3332 wrote to memory of 3684 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 105 PID 3332 wrote to memory of 3684 3332 54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe 105 PID 3684 wrote to memory of 1688 3684 csrss.exe 106 PID 3684 wrote to memory of 1688 3684 csrss.exe 106 PID 3684 wrote to memory of 1688 3684 csrss.exe 106 PID 3684 wrote to memory of 4800 3684 csrss.exe 111 PID 3684 wrote to memory of 4800 3684 csrss.exe 111 PID 3684 wrote to memory of 4800 3684 csrss.exe 111 PID 3684 wrote to memory of 4948 3684 csrss.exe 114 PID 3684 wrote to memory of 4948 3684 csrss.exe 114 PID 3684 wrote to memory of 4948 3684 csrss.exe 114 PID 3684 wrote to memory of 1356 3684 csrss.exe 116 PID 3684 wrote to memory of 1356 3684 csrss.exe 116 PID 4624 wrote to memory of 4272 4624 windefender.exe 123 PID 4624 wrote to memory of 4272 4624 windefender.exe 123 PID 4624 wrote to memory of 4272 4624 windefender.exe 123 PID 4272 wrote to memory of 3100 4272 cmd.exe 124 PID 4272 wrote to memory of 3100 4272 cmd.exe 124 PID 4272 wrote to memory of 3100 4272 cmd.exe 124 -
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\54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe"C:\Users\Admin\AppData\Local\Temp\54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2108
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C:\Users\Admin\AppData\Local\Temp\54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.exe"C:\Users\Admin\AppData\Local\Temp\54882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1.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:3332 -
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:936
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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:4716 -
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:4660
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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:4592
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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:3988
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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:3684 -
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:1688
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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:1184
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4492
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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:4800
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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:4948
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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:1356
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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:3716
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4624 -
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:4272 -
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:3100
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2916
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57080667a3606e0f2ebe0b36e5e823102
SHA131eb855e437f2d883fe68f34b9f8b8c73d67a126
SHA2568262c285427b913322c05cbfbb70a3ba86c09827ecf8fb8d808887f91e76ff11
SHA5122daced7e274431b1194d1d09b9b066be0249dc1bfae7205a30aad8555649775b5115499242d2ca59ecad99f8ca3ef4163e5c806243914347843e353856e53f89
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a92eb131578d600b929efd7ee82d6ad8
SHA1d5899a99520f4be732da04f6fd55a444b3767064
SHA2569af4c72e0b4abf48df0ed573634b57b113dc618db4ecdf540543b2254c475593
SHA51200590d6d707c7689fb4cec5b625120230c93345c7704ba68befd0769d352aa4ae2854941bc53a74291edbaeb794c432fcdde770c2a75499c16b6f0162b55a940
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58e212eefa1256bfd90c321474e0ff2a1
SHA17203ae8c9678472609e0d078603a9b3a7013cd50
SHA256a7886dde86ca4b4ebb7bf189f99efe53fe58820455de209c81c69df9f7347e59
SHA512d155cc83a095e017d942aa20434302dded588d23bb811854906758417e7d5fe1c487645f39f6bffff9d67150dd64f2ccee7f6cb741cdc2e88d84e2e1c01ace4b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55a11b86c3a9714d75f2684bac6bee07e
SHA13c25b614e201e2d1918cdee9b328b3b4323ab7bb
SHA256f383cbe34f8297044cdba650a1c382bd572caa523d9cbc921dc2ab4f468b24c6
SHA5124a58df47186a90fc415edc0cda50d47066140906842ffc273b6ee3b314ee7d34e1599494329b7e26c87491fbe39682f04e61aeff48218364badfc12a660146cd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5794daed267cd6693e48e4803462114db
SHA19b43e1ed3df1147886036db26b4a606656b7dca5
SHA256b6805676481ffbf8e5d5f87efd50358c18aad9097895b9729cfb7d57f7a525c4
SHA512373b7122767534ffd964040e7fc54e72abe53c49260cefbfd8124748aeefa9cf95c5eb2032b4e9517230697c48b4e1959a81f4b88e850100d3c7f34505c89e04
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Filesize
4.2MB
MD5252592cd6e55d92793e5e528150da5ba
SHA1336040826dbafbc59e772f83833b53a5bb68d86b
SHA25654882bd0faf32aac1a6b948ef31f7e8d2d2649b34236746cb0c2ced68f6a67d1
SHA512f6168e606009491a746632dbba00e2e2ccb1ae526efeb7f7be116ad357344d53c0c32108dc8c5d1063eb66e6757892bf99c5c87fb22006b9c53fa236149a51e4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec