Analysis
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max time kernel
149s -
max time network
138s -
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, 15:59
Static task
static1
Behavioral task
behavioral1
Sample
885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe
Resource
win10v2004-20240412-en
General
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Target
885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe
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Size
4.2MB
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MD5
0752e6bbcf73d611cd3fb9050bf22554
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SHA1
546d13876ac7dbc4e035d926c452d841afe6fafd
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SHA256
885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b
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SHA512
1ed59f770a9cea6e5aca93ce882bdbe84748fd1be26c92b840230e34332c7cd6ba02162ee2ce262e2e50ac9ef99dafd96f9821aeb3552235bf000f5807e36b19
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SSDEEP
98304:noZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJeF:n3OuIEug7vwUGt7S+nKL
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/4492-2-0x0000000003E40000-0x000000000472B000-memory.dmp family_glupteba behavioral1/memory/4492-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4924-57-0x0000000003E00000-0x00000000046EB000-memory.dmp family_glupteba behavioral1/memory/4924-58-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4492-69-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4924-120-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4924-124-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4924-203-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-259-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-266-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-277-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-281-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-289-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-293-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-301-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-305-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2956-309-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4260 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2956 csrss.exe 4164 injector.exe 3416 windefender.exe 3476 windefender.exe -
resource yara_rule behavioral1/files/0x000f000000023379-265.dat upx behavioral1/memory/3416-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3476-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3476-286-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\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\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 File created 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 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe File created C:\Windows\rss\csrss.exe 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.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 4284 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 3104 schtasks.exe 1316 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\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.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,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.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,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2188 powershell.exe 2188 powershell.exe 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 2780 powershell.exe 2780 powershell.exe 2780 powershell.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 2892 powershell.exe 2892 powershell.exe 2860 powershell.exe 2860 powershell.exe 2624 powershell.exe 2624 powershell.exe 468 powershell.exe 468 powershell.exe 4816 powershell.exe 4816 powershell.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 2956 csrss.exe 2956 csrss.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 2956 csrss.exe 2956 csrss.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 2956 csrss.exe 2956 csrss.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe 4164 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2188 powershell.exe Token: SeDebugPrivilege 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Token: SeImpersonatePrivilege 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe Token: SeDebugPrivilege 2780 powershell.exe Token: SeDebugPrivilege 2892 powershell.exe Token: SeDebugPrivilege 2860 powershell.exe Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 468 powershell.exe Token: SeDebugPrivilege 4816 powershell.exe Token: SeSystemEnvironmentPrivilege 2956 csrss.exe Token: SeSecurityPrivilege 4284 sc.exe Token: SeSecurityPrivilege 4284 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4492 wrote to memory of 2188 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 88 PID 4492 wrote to memory of 2188 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 88 PID 4492 wrote to memory of 2188 4492 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 88 PID 4924 wrote to memory of 2780 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 96 PID 4924 wrote to memory of 2780 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 96 PID 4924 wrote to memory of 2780 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 96 PID 4924 wrote to memory of 5076 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 99 PID 4924 wrote to memory of 5076 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 99 PID 5076 wrote to memory of 4260 5076 cmd.exe 101 PID 5076 wrote to memory of 4260 5076 cmd.exe 101 PID 4924 wrote to memory of 2892 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 102 PID 4924 wrote to memory of 2892 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 102 PID 4924 wrote to memory of 2892 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 102 PID 4924 wrote to memory of 2860 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 104 PID 4924 wrote to memory of 2860 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 104 PID 4924 wrote to memory of 2860 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 104 PID 4924 wrote to memory of 2956 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 106 PID 4924 wrote to memory of 2956 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 106 PID 4924 wrote to memory of 2956 4924 885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe 106 PID 2956 wrote to memory of 2624 2956 csrss.exe 107 PID 2956 wrote to memory of 2624 2956 csrss.exe 107 PID 2956 wrote to memory of 2624 2956 csrss.exe 107 PID 2956 wrote to memory of 468 2956 csrss.exe 113 PID 2956 wrote to memory of 468 2956 csrss.exe 113 PID 2956 wrote to memory of 468 2956 csrss.exe 113 PID 2956 wrote to memory of 4816 2956 csrss.exe 116 PID 2956 wrote to memory of 4816 2956 csrss.exe 116 PID 2956 wrote to memory of 4816 2956 csrss.exe 116 PID 2956 wrote to memory of 4164 2956 csrss.exe 118 PID 2956 wrote to memory of 4164 2956 csrss.exe 118 PID 3416 wrote to memory of 3692 3416 windefender.exe 125 PID 3416 wrote to memory of 3692 3416 windefender.exe 125 PID 3416 wrote to memory of 3692 3416 windefender.exe 125 PID 3692 wrote to memory of 4284 3692 cmd.exe 126 PID 3692 wrote to memory of 4284 3692 cmd.exe 126 PID 3692 wrote to memory of 4284 3692 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\885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe"C:\Users\Admin\AppData\Local\Temp\885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2188
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C:\Users\Admin\AppData\Local\Temp\885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.exe"C:\Users\Admin\AppData\Local\Temp\885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b.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:4924 -
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:2780
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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:5076 -
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:4260
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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:2892
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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:2860
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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:2956 -
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:2624
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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:3104
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1716
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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:468
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816
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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:4164
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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:1316
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3416 -
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:3692 -
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:4284
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3476
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
MD584f728797279c6b078bd026dda261dba
SHA1d4adb26397caaeacaae049324166b7da22a2ed42
SHA2563ab3e46a8610f50de246f931768e1babe2303f636f37539049f35a3957dae87f
SHA51208a687116b3f48847e5c1cbb543543aa410ff086dd4c13464f89141144f591d0b3584b4e1fbd1994cf653c289e3d2d9cc260ccb277307fd2f3d87c64e9bad317
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f6356d404f7a44ec18c1d339767272e7
SHA1a0f2391d2feb862eb552ee493fd30bf6541a21e7
SHA2564956d3e123c9c34accbacbfed06a8819bcd86bd518d6029f066fe80c6d690574
SHA51237e20daaa7ba3090b05ab016278a861ef3f77aeaae4d3b8d5015a17759427aec92ca4ecf44a8c8fbb37ff7b6d49a8eb60462fc683a856ae00be5daf073e9b877
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a43a4d89d496bb6c9ef8b26aec5457bb
SHA1dc1fef5a9d91812c67c630426c2e9242d9fcb0f4
SHA256bd6baf4be2adc1c270a190d876f4bef5eeca9d188f3958c6909af3bad6421b81
SHA512972c513219c949045b2ce23c53aa2fd667f68bf3a25f779f0c86ebf020d36f7b1fc8e807ea4b19692fd97dffeaf043cca35a933edb22ded78f6de75a06ec0187
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD553ac85e1f788ca3ab394bf60c20e7231
SHA1eab284c0a14f037c7913f075909a5667b11e9812
SHA256ab306992bc892732493758bcf082e9cfdc5b25d6b75eb131187a694ebad0b370
SHA512e078caa49e7cca355487f3518605f131b59cf4a5f5437550501d78f79d2e90964bb75fa5e1e1e646ed2460c81053aa7f418eb4dbf0873f7e90492546f0c70ea8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD518b32760275f3d43f81b12872b068b6f
SHA1538cbdd4c722d99050ce1242d013910545433d8b
SHA25697633dff5906c612620f6bf8d35fcbf877a1d9bc37dd246c6c2ec9fa4397991c
SHA5124d78737db551b9a66cf6220a88ae8b9812be51eac30ae5318cf5b83aa588530dc170e3ec184cddf367a47dc8dc9feb5e78c046cef721dba37cdbae1968e5f2b8
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Filesize
4.2MB
MD50752e6bbcf73d611cd3fb9050bf22554
SHA1546d13876ac7dbc4e035d926c452d841afe6fafd
SHA256885a119b2f65c029a58db3eee2cf50402bee07b5a026a5beed40b074382e253b
SHA5121ed59f770a9cea6e5aca93ce882bdbe84748fd1be26c92b840230e34332c7cd6ba02162ee2ce262e2e50ac9ef99dafd96f9821aeb3552235bf000f5807e36b19
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec