Analysis
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max time kernel
152s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2024, 16:24
Static task
static1
Behavioral task
behavioral1
Sample
8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe
Resource
win10v2004-20240226-en
General
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Target
8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe
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Size
4.1MB
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MD5
c96d7dc9071ad38a786411b450e6416c
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SHA1
2e6a28533e3028452db7e2fe3f97e6912c917a79
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SHA256
8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527
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SHA512
3ebc76a5f7d2e475de2f30e6cc677627bd27074617280271872565eca1b5fa138d98ba3905b4911d37342e4b0c5ce531d5ced1b3d0b430291391c3eb54ee98a2
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SSDEEP
98304:DQ7563KC9jkKrE+ec9qI4huzyKX+Bnj7yOCV6TAEHrHjyom:65CaAr9qJ1j7yOnASWB
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/1396-2-0x0000000003180000-0x0000000003A6B000-memory.dmp family_glupteba behavioral1/memory/1396-3-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/1396-25-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/1396-33-0x0000000003180000-0x0000000003A6B000-memory.dmp family_glupteba behavioral1/memory/1396-52-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2528-60-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/1396-92-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2528-95-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2528-126-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2528-155-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-206-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-257-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-267-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-270-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-273-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-276-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-279-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-282-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-285-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba behavioral1/memory/2312-288-0x0000000000400000-0x0000000000ECD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4328 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2312 csrss.exe 5052 injector.exe 1732 windefender.exe 2004 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023234-260.dat upx behavioral1/memory/1732-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2004-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2004-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe File created C:\Windows\rss\csrss.exe 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.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 456 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 4044 schtasks.exe 1264 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\22\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.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\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1496 powershell.exe 1496 powershell.exe 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2036 powershell.exe 2036 powershell.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 2384 powershell.exe 2384 powershell.exe 180 powershell.exe 180 powershell.exe 2504 powershell.exe 2504 powershell.exe 4972 powershell.exe 4972 powershell.exe 3448 powershell.exe 3448 powershell.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 2312 csrss.exe 2312 csrss.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 2312 csrss.exe 2312 csrss.exe 5052 injector.exe 5052 injector.exe 2312 csrss.exe 2312 csrss.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe 5052 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1496 powershell.exe Token: SeDebugPrivilege 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Token: SeImpersonatePrivilege 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe Token: SeDebugPrivilege 2036 powershell.exe Token: SeDebugPrivilege 2384 powershell.exe Token: SeDebugPrivilege 180 powershell.exe Token: SeDebugPrivilege 2504 powershell.exe Token: SeDebugPrivilege 4972 powershell.exe Token: SeDebugPrivilege 3448 powershell.exe Token: SeSystemEnvironmentPrivilege 2312 csrss.exe Token: SeSecurityPrivilege 456 sc.exe Token: SeSecurityPrivilege 456 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1396 wrote to memory of 1496 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 88 PID 1396 wrote to memory of 1496 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 88 PID 1396 wrote to memory of 1496 1396 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 88 PID 2528 wrote to memory of 2036 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 98 PID 2528 wrote to memory of 2036 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 98 PID 2528 wrote to memory of 2036 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 98 PID 2528 wrote to memory of 4368 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 101 PID 2528 wrote to memory of 4368 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 101 PID 4368 wrote to memory of 4328 4368 cmd.exe 103 PID 4368 wrote to memory of 4328 4368 cmd.exe 103 PID 2528 wrote to memory of 2384 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 104 PID 2528 wrote to memory of 2384 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 104 PID 2528 wrote to memory of 2384 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 104 PID 2528 wrote to memory of 180 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 106 PID 2528 wrote to memory of 180 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 106 PID 2528 wrote to memory of 180 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 106 PID 2528 wrote to memory of 2312 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 108 PID 2528 wrote to memory of 2312 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 108 PID 2528 wrote to memory of 2312 2528 8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe 108 PID 2312 wrote to memory of 2504 2312 csrss.exe 109 PID 2312 wrote to memory of 2504 2312 csrss.exe 109 PID 2312 wrote to memory of 2504 2312 csrss.exe 109 PID 2312 wrote to memory of 4972 2312 csrss.exe 115 PID 2312 wrote to memory of 4972 2312 csrss.exe 115 PID 2312 wrote to memory of 4972 2312 csrss.exe 115 PID 2312 wrote to memory of 3448 2312 csrss.exe 117 PID 2312 wrote to memory of 3448 2312 csrss.exe 117 PID 2312 wrote to memory of 3448 2312 csrss.exe 117 PID 2312 wrote to memory of 5052 2312 csrss.exe 119 PID 2312 wrote to memory of 5052 2312 csrss.exe 119 PID 1732 wrote to memory of 3064 1732 windefender.exe 125 PID 1732 wrote to memory of 3064 1732 windefender.exe 125 PID 1732 wrote to memory of 3064 1732 windefender.exe 125 PID 3064 wrote to memory of 456 3064 cmd.exe 126 PID 3064 wrote to memory of 456 3064 cmd.exe 126 PID 3064 wrote to memory of 456 3064 cmd.exe 126 -
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\8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe"C:\Users\Admin\AppData\Local\Temp\8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1496
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C:\Users\Admin\AppData\Local\Temp\8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.exe"C:\Users\Admin\AppData\Local\Temp\8797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527.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:2528 -
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:2036
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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:4368 -
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:4328
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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:2384
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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:180
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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:2312 -
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:2504
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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:4044
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4784
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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:4972
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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:3448
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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:5052
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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:1264
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1732 -
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:3064 -
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:456
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2004
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
MD5c4818d699664394c385c11e1f8193990
SHA1bb40f33d5d40e406f37937f4c0bef45c2f379775
SHA2567fefd3d48fce59657ff9e00bf5a228b46fc9f00840e317399ed61882668aa4ae
SHA5122c532e7b2706b72333bd36d3474e04a66a2a280d9882effcf2858fc63b44a600ac4b1c4395b4fc1577275e460fa14e85368d0262479afa5754eddae4d1c95ce1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51dae04eb86788c62f595c84a7425b069
SHA1b9cd4ffaf287a088c97ef97fb6269b975c4fe5d8
SHA256ee382ee0377e64634036476011af6705281f6955fafc049293f85f5bc396fe05
SHA51293682c4466e8bc6406ecaafb4ed8ff1bcbba2048d42af007fd247a5830195efccda4132f3deccd3d9c7a5219d759097c82e1701c55e1d0d891c35d8866b44151
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54a6d10727d53ca13f6f9949ff47519e2
SHA14093521e87e2d941e690826893d734cdd8f1ac9b
SHA25644394b950f024973ed17e63e246a9f17c9f3338befcd0d373b13416528624d0b
SHA512ec6a1d30b92bcd18edc2161763db9edbb1c5c9ad92ce1ddd5ea756faff40a53e288b7483a87351856cbe5f42794b1bd1d1dcdc9c4c31f28b504c59fd936ec926
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f4668507e43bb2fee4237f53cb838761
SHA1842eecadf0922da1dc5128452b41b833b67da27e
SHA256aa62937cd7368d6c69f19f57aade83cf87edc03c9df34dfcf1e42e6c2e12a069
SHA512c987b454f6409cf8534adc906f8a1990e448e76c43f88c9e028e4cae682c54832ef6fc3901aeca19c2e6ee720bcbbc9f69d960f239bc70a2d2a618a635d74069
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c4f3fc90e54229a663d25614b07054ad
SHA1d37a2067fa3b9a82c62674e4170530aa18812e07
SHA256553c7dedf61939355f69aacdbd42c88c7a69c0dda84f39633423325689354f84
SHA5128c2fca3421b258b0d387dfad5c028a80752b37d612a83100e7244e59b6782b862851dca25406dcfade328373a3234b8abb2fbbbd35f83f8facc4c0bf264441cb
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Filesize
4.1MB
MD5c96d7dc9071ad38a786411b450e6416c
SHA12e6a28533e3028452db7e2fe3f97e6912c917a79
SHA2568797f17ee6347ed098921d77c28ee7d3e2f7fc03673fb478a7ce8ac5c3768527
SHA5123ebc76a5f7d2e475de2f30e6cc677627bd27074617280271872565eca1b5fa138d98ba3905b4911d37342e4b0c5ce531d5ced1b3d0b430291391c3eb54ee98a2
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec