Analysis
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max time kernel
149s -
max time network
148s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/04/2024, 18:04
Static task
static1
Behavioral task
behavioral1
Sample
e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe
Resource
win10v2004-20240412-en
General
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Target
e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe
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Size
4.2MB
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MD5
1d213c7a8ede391edda993d04596fabc
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SHA1
ad1db6c10cc4d965304f82e67e06e3ac76968a8a
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SHA256
e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05
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SHA512
ae3102df6674be740c85d435f3a33e42f9ffc28e9bdcd7cdfe6ab8665f2b18861bc4a09dd365c3effc1fcceb554e37bde8eedf798806d4962168dd595c51b97c
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SSDEEP
98304:1By5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCg:uAu+ENnjVyYiVNw4N
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/4836-2-0x00000000041A0000-0x0000000004A8B000-memory.dmp family_glupteba behavioral2/memory/4836-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2136-53-0x0000000004050000-0x000000000493B000-memory.dmp family_glupteba behavioral2/memory/2136-54-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4836-68-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2136-128-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2136-203-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-237-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-248-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-252-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-256-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-260-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-268-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-272-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-276-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-280-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-284-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/2608-292-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1752 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2608 csrss.exe 3428 injector.exe 3776 windefender.exe 1108 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa06-241.dat upx behavioral2/memory/3776-246-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1108-251-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1108-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2718508534-2116753757-2794822388-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\S-1-5-21-2718508534-2116753757-2794822388-1000\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 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe File created C:\Windows\rss\csrss.exe e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.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 3568 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 4700 schtasks.exe 4964 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,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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,-371 = "Jerusalem Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.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\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.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\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.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\26\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\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\26\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.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\26\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 964 powershell.exe 964 powershell.exe 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 672 powershell.exe 672 powershell.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 1588 powershell.exe 1588 powershell.exe 4556 powershell.exe 4556 powershell.exe 2304 powershell.exe 2304 powershell.exe 1748 powershell.exe 1748 powershell.exe 2628 powershell.exe 2628 powershell.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 2608 csrss.exe 2608 csrss.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 2608 csrss.exe 2608 csrss.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 2608 csrss.exe 2608 csrss.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe 3428 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 964 powershell.exe Token: SeDebugPrivilege 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Token: SeImpersonatePrivilege 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe Token: SeDebugPrivilege 672 powershell.exe Token: SeDebugPrivilege 1588 powershell.exe Token: SeDebugPrivilege 4556 powershell.exe Token: SeDebugPrivilege 2304 powershell.exe Token: SeDebugPrivilege 1748 powershell.exe Token: SeDebugPrivilege 2628 powershell.exe Token: SeSystemEnvironmentPrivilege 2608 csrss.exe Token: SeSecurityPrivilege 3568 sc.exe Token: SeSecurityPrivilege 3568 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4836 wrote to memory of 964 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 82 PID 4836 wrote to memory of 964 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 82 PID 4836 wrote to memory of 964 4836 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 82 PID 2136 wrote to memory of 672 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 87 PID 2136 wrote to memory of 672 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 87 PID 2136 wrote to memory of 672 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 87 PID 2136 wrote to memory of 2784 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 89 PID 2136 wrote to memory of 2784 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 89 PID 2784 wrote to memory of 1752 2784 cmd.exe 91 PID 2784 wrote to memory of 1752 2784 cmd.exe 91 PID 2136 wrote to memory of 1588 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 92 PID 2136 wrote to memory of 1588 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 92 PID 2136 wrote to memory of 1588 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 92 PID 2136 wrote to memory of 4556 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 94 PID 2136 wrote to memory of 4556 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 94 PID 2136 wrote to memory of 4556 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 94 PID 2136 wrote to memory of 2608 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 96 PID 2136 wrote to memory of 2608 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 96 PID 2136 wrote to memory of 2608 2136 e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe 96 PID 2608 wrote to memory of 2304 2608 csrss.exe 97 PID 2608 wrote to memory of 2304 2608 csrss.exe 97 PID 2608 wrote to memory of 2304 2608 csrss.exe 97 PID 2608 wrote to memory of 1748 2608 csrss.exe 103 PID 2608 wrote to memory of 1748 2608 csrss.exe 103 PID 2608 wrote to memory of 1748 2608 csrss.exe 103 PID 2608 wrote to memory of 2628 2608 csrss.exe 105 PID 2608 wrote to memory of 2628 2608 csrss.exe 105 PID 2608 wrote to memory of 2628 2608 csrss.exe 105 PID 2608 wrote to memory of 3428 2608 csrss.exe 107 PID 2608 wrote to memory of 3428 2608 csrss.exe 107 PID 3776 wrote to memory of 3532 3776 windefender.exe 113 PID 3776 wrote to memory of 3532 3776 windefender.exe 113 PID 3776 wrote to memory of 3532 3776 windefender.exe 113 PID 3532 wrote to memory of 3568 3532 cmd.exe 114 PID 3532 wrote to memory of 3568 3532 cmd.exe 114 PID 3532 wrote to memory of 3568 3532 cmd.exe 114 -
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\e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe"C:\Users\Admin\AppData\Local\Temp\e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4836 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:964
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C:\Users\Admin\AppData\Local\Temp\e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.exe"C:\Users\Admin\AppData\Local\Temp\e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05.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:2136 -
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:672
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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:2784 -
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:1752
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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:1588
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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:4556
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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:2608 -
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:2304
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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:4964
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1052
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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:1748
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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:2628
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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:3428
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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:4700
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3776 -
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:3532 -
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:3568
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1108
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50b454591cf43738b0e6900adb3b6f384
SHA1d140448908c1807a0738ad34c77ed69c0a2855d8
SHA2569f027614d9ace4f256fd5cd0fedfdd0ae01dbe3681d5d3e91a21413bc9ebe3d4
SHA512d556e5be7f09ce16af568aa3850a70e0b620e80bc8f75e2715a2f35e5a664af38d248b0fea9262dc03a47f39bb4bcf84f9b0128532cedde2200b30c2d95b7a78
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5834d803c69a14c590b169085925bbf79
SHA1059ca2911eaa1ebb69045769ef806f713eb70651
SHA256b27108d0a1e5e5431479cbc8c229fcdbe7c8258350f1fa91433cc2c118636af9
SHA512cea00ea63a3c8ef34e16545fa9be4b1ab1a7d3bf9a743ec7f520709ca1aec6b872aa1ab1d68ec008b6e942a3c65e50ec570dc806c567d93d31fffeae99d806bb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50d2e0ad5a06c3f84dea90698f2ae3a38
SHA18eaaebb0de80868a7d9cc8188b981bee1e796060
SHA256752cfcc6682fc075714f90a8a275982236b77d83152a26597d1dca28aa24788b
SHA51228bac07d569c8483a9107ae159a6a3ae5a33d9cec937cf39f826596f5c9f14d37446fb79debc57d46a3e7962c777d07ed98037f80ec6c4f905c55f8eeefbafd8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f0f1e9d8b626d65d4345f79da07960da
SHA128be31f46b78875ab542bac540d19c22edd4b7d6
SHA256270e284f979631cc81aca9aeb55ddd905bd695aa116324b18f59b43e34c13555
SHA5129e7ccbdfb04a315294e2ed2a36314a3b7e57b17a215116266828daa73eff4fdc007c41fa12e4a7b1c3c0c0344309fd97302765b3062822ce1f04188cdda13192
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a83f274a456cbcbd5d6d15acaebb5526
SHA1834ecbe3bb5fd3a3fff1c9c171e52ebb1ffedd04
SHA2561e7435e9ec43837c42261d9f1e627471cf2341f9038f29f4fd4098b270233b4e
SHA5124c05c758da59c0cd6ecbf185e2b21425df07d280696587c0a01a6ea87f1b9b023633aa445f0f0622b8db201f258ca738a3ceb8271078f99f5463c2acaac6d1ee
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Filesize
4.2MB
MD51d213c7a8ede391edda993d04596fabc
SHA1ad1db6c10cc4d965304f82e67e06e3ac76968a8a
SHA256e3b7410f25d23aa9fd638e0dbe56ef735151d8b47f13ab2f0cb173943c182b05
SHA512ae3102df6674be740c85d435f3a33e42f9ffc28e9bdcd7cdfe6ab8665f2b18861bc4a09dd365c3effc1fcceb554e37bde8eedf798806d4962168dd595c51b97c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec