Analysis
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max time kernel
150s -
max time network
155s -
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, 18:03
Static task
static1
Behavioral task
behavioral1
Sample
e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe
Resource
win10v2004-20240412-en
General
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Target
e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe
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Size
4.2MB
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MD5
b3dfe493bea72db1cf25c2ecf858f2f6
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SHA1
4e38e39c15cf96bd1ed9d5a85ba09f35a1bc6219
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SHA256
e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f
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SHA512
271642301a276cfa2dd674f41468cf5254438665dc2dc1fdfdd0d43beb84cc7de803486e10431190b2009f2048467c284be5ed114d2c3519b679e909c02033d2
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SSDEEP
98304:VBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCi:OAu+ENnjVyYiVNw4D
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4004-2-0x00000000040C0000-0x00000000049AB000-memory.dmp family_glupteba behavioral1/memory/4004-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1384-57-0x0000000003EF0000-0x00000000047DB000-memory.dmp family_glupteba behavioral1/memory/1384-58-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4004-70-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1384-301-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-337-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-348-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-352-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-356-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-360-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-364-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-368-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-372-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-376-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-380-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-384-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-388-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4572-392-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5084 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4572 csrss.exe 4052 injector.exe 3284 windefender.exe 4904 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023428-341.dat upx behavioral1/memory/3284-346-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4904-350-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4904-358-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4904-370-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3644 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 2472 schtasks.exe 1544 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\26\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\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\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.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,-632 = "Tokyo Standard Time" e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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,-161 = "Central Daylight 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4772 powershell.exe 4772 powershell.exe 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 3492 powershell.exe 3492 powershell.exe 3492 powershell.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 1416 powershell.exe 1416 powershell.exe 1416 powershell.exe 2732 powershell.exe 2732 powershell.exe 1692 powershell.exe 1692 powershell.exe 2672 powershell.exe 2672 powershell.exe 4512 powershell.exe 4512 powershell.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4572 csrss.exe 4572 csrss.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4572 csrss.exe 4572 csrss.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4572 csrss.exe 4572 csrss.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe 4052 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4772 powershell.exe Token: SeDebugPrivilege 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Token: SeImpersonatePrivilege 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe Token: SeDebugPrivilege 3492 powershell.exe Token: SeDebugPrivilege 1416 powershell.exe Token: SeDebugPrivilege 2732 powershell.exe Token: SeDebugPrivilege 1692 powershell.exe Token: SeDebugPrivilege 2672 powershell.exe Token: SeDebugPrivilege 4512 powershell.exe Token: SeSystemEnvironmentPrivilege 4572 csrss.exe Token: SeSecurityPrivilege 3644 sc.exe Token: SeSecurityPrivilege 3644 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4004 wrote to memory of 4772 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 94 PID 4004 wrote to memory of 4772 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 94 PID 4004 wrote to memory of 4772 4004 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 94 PID 1384 wrote to memory of 3492 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 101 PID 1384 wrote to memory of 3492 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 101 PID 1384 wrote to memory of 3492 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 101 PID 1384 wrote to memory of 1968 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 103 PID 1384 wrote to memory of 1968 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 103 PID 1968 wrote to memory of 5084 1968 cmd.exe 105 PID 1968 wrote to memory of 5084 1968 cmd.exe 105 PID 1384 wrote to memory of 1416 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 122 PID 1384 wrote to memory of 1416 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 122 PID 1384 wrote to memory of 1416 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 122 PID 1384 wrote to memory of 2732 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 108 PID 1384 wrote to memory of 2732 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 108 PID 1384 wrote to memory of 2732 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 108 PID 1384 wrote to memory of 4572 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 110 PID 1384 wrote to memory of 4572 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 110 PID 1384 wrote to memory of 4572 1384 e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe 110 PID 4572 wrote to memory of 1692 4572 csrss.exe 111 PID 4572 wrote to memory of 1692 4572 csrss.exe 111 PID 4572 wrote to memory of 1692 4572 csrss.exe 111 PID 4572 wrote to memory of 2672 4572 csrss.exe 117 PID 4572 wrote to memory of 2672 4572 csrss.exe 117 PID 4572 wrote to memory of 2672 4572 csrss.exe 117 PID 4572 wrote to memory of 4512 4572 csrss.exe 119 PID 4572 wrote to memory of 4512 4572 csrss.exe 119 PID 4572 wrote to memory of 4512 4572 csrss.exe 119 PID 4572 wrote to memory of 4052 4572 csrss.exe 121 PID 4572 wrote to memory of 4052 4572 csrss.exe 121 PID 3284 wrote to memory of 2844 3284 windefender.exe 127 PID 3284 wrote to memory of 2844 3284 windefender.exe 127 PID 3284 wrote to memory of 2844 3284 windefender.exe 127 PID 2844 wrote to memory of 3644 2844 cmd.exe 128 PID 2844 wrote to memory of 3644 2844 cmd.exe 128 PID 2844 wrote to memory of 3644 2844 cmd.exe 128 -
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\e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe"C:\Users\Admin\AppData\Local\Temp\e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4004 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4772
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C:\Users\Admin\AppData\Local\Temp\e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.exe"C:\Users\Admin\AppData\Local\Temp\e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f.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:1384 -
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:3492
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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:1968 -
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:5084
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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:1416
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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:2732
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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:4572 -
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:1692
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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:2472
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2180
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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:2672
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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:4512
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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:4052 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:1416
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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:1544
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3284 -
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:2844 -
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:3644
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4904
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
MD5fc500a7f3142a15127a631181c995564
SHA1f2390677ae59a07f111e2abd2dfaa8d7827cca8c
SHA25622e7b0c7011b4f9bbb49ee5bef3f955c4b213aac7d1b14badb9e958b2a15468e
SHA512462ff72bfb7ebaa4fa4fd03939977767c883cab1e7d50f565eb5c175b7d081035f9a50f8b9636145bcba05c1efb1c81cd937e73fe2593f02c0875a0894462fe8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a8d31a519c858468b4c85dea7f1642b
SHA19b8935774d9b7c514524341f80b2c13268a82dff
SHA256679c3d69c87ee1b03567f9d2ed4ed5e3e22af160c00cbe11ad747132e16d25bb
SHA512b4223444de28ea70465b4f63bc33c33fee22679487aaecf49b48a44a08655328bf82c078c96683c33c6a8862a06f37445089bf70d8574989bfb961e4d547b875
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD511230620ba86ca6fecd783237f50c4e2
SHA16a3880a13fec23a95bf60c8a9a10ee3593cdf1ec
SHA256d8e61f5710010c2fa8e7fbdfa85cfdbf28e6cd25b70dea8a095554265207e33c
SHA512c3e67e8608a04cceb205364ce74241b692e79f752cdae49025873d306eb999370bbb5ab395ee9e1d063ce880d0e5df7feb4742304fbefd22ecd5bcfcc2bf803b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b831dfeaf20770096cba36e5d9996b5
SHA103c5aede80148f6ddf6f45cbc0c8b8f429e59f57
SHA25679caf0a2d57b20adc4b473dc303420a5fe2793688cb3af0196f1e263ff430a81
SHA512a103ff2e98ae1bb479ee99db224bcd4a524242f41a706eb75443e477e793cb7e94be15bd93aa7c20647d65a30bdc482e6d463c9f125fc810056252fb1ae42664
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ebc39a5cec57ed1ef8c86a77e2cbeb22
SHA11078f351c74156fb21d96a718fe9eea5746e6d71
SHA256968db8c600cfb4a4e5be44f4671f5fec71f386835972d6b7418ad55bf25766aa
SHA51271a75062824537060e12ddf7bc841237a10300deed197d2193c3f61cc0b70c8401a1a0bdc5f39dde02a6779d83b6e4c60cdf40d653c72effd0be0d4dfc3c5f87
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Filesize
4.2MB
MD5b3dfe493bea72db1cf25c2ecf858f2f6
SHA14e38e39c15cf96bd1ed9d5a85ba09f35a1bc6219
SHA256e45c74fce0369066e0918bf98bbb75af67642036dae661878f125afd98e67e2f
SHA512271642301a276cfa2dd674f41468cf5254438665dc2dc1fdfdd0d43beb84cc7de803486e10431190b2009f2048467c284be5ed114d2c3519b679e909c02033d2
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec