Analysis
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max time kernel
150s -
max time network
153s -
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, 18:04
Static task
static1
Behavioral task
behavioral1
Sample
df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe
Resource
win10v2004-20240412-en
General
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Target
df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe
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Size
4.2MB
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MD5
08dc3333bd8bd2ff601a9d461a62ac69
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SHA1
4d29e94533c6b31b9d29aefc9fcc7de99e510aeb
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SHA256
df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140
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SHA512
19606962ed24e2046d8c1717f55ad10782f22d54bf609076adbc47dfe7de14588b9f44500730d4cb33af143e156a9644437d8728899a191143f5d7d0f206e631
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SSDEEP
98304:NBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCG:GAu+ENnjVyYiVNw4j
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3328-2-0x00000000040B0000-0x000000000499B000-memory.dmp family_glupteba behavioral1/memory/3328-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4804-55-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4804-56-0x0000000003EB0000-0x000000000479B000-memory.dmp family_glupteba behavioral1/memory/3328-90-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4804-221-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-259-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-274-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-278-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-286-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-290-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-294-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-298-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-302-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-306-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-310-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4524-314-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4788 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4524 csrss.exe 4288 injector.exe 2568 windefender.exe 3940 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023466-263.dat upx behavioral1/memory/2568-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3940-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3940-280-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3940-292-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\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 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe -
Drops file in Windows directory 4 IoCs
description ioc Process 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 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe File created C:\Windows\rss\csrss.exe df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2360 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 4144 schtasks.exe 1916 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process 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\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.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 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,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.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\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.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\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.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\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4356 powershell.exe 4356 powershell.exe 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 2220 powershell.exe 2220 powershell.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 2892 powershell.exe 2892 powershell.exe 1580 powershell.exe 1580 powershell.exe 4832 powershell.exe 4832 powershell.exe 216 powershell.exe 216 powershell.exe 3432 powershell.exe 3432 powershell.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4524 csrss.exe 4288 injector.exe 4524 csrss.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4524 csrss.exe 4524 csrss.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4524 csrss.exe 4524 csrss.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe 4288 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4356 powershell.exe Token: SeDebugPrivilege 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Token: SeImpersonatePrivilege 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe Token: SeDebugPrivilege 2220 powershell.exe Token: SeDebugPrivilege 2892 powershell.exe Token: SeDebugPrivilege 1580 powershell.exe Token: SeDebugPrivilege 4832 powershell.exe Token: SeDebugPrivilege 216 powershell.exe Token: SeDebugPrivilege 3432 powershell.exe Token: SeSystemEnvironmentPrivilege 4524 csrss.exe Token: SeSecurityPrivilege 2360 sc.exe Token: SeSecurityPrivilege 2360 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3328 wrote to memory of 4356 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 90 PID 3328 wrote to memory of 4356 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 90 PID 3328 wrote to memory of 4356 3328 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 90 PID 4804 wrote to memory of 2220 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 97 PID 4804 wrote to memory of 2220 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 97 PID 4804 wrote to memory of 2220 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 97 PID 4804 wrote to memory of 1084 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 99 PID 4804 wrote to memory of 1084 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 99 PID 1084 wrote to memory of 4788 1084 cmd.exe 101 PID 1084 wrote to memory of 4788 1084 cmd.exe 101 PID 4804 wrote to memory of 2892 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 102 PID 4804 wrote to memory of 2892 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 102 PID 4804 wrote to memory of 2892 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 102 PID 4804 wrote to memory of 1580 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 104 PID 4804 wrote to memory of 1580 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 104 PID 4804 wrote to memory of 1580 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 104 PID 4804 wrote to memory of 4524 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 106 PID 4804 wrote to memory of 4524 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 106 PID 4804 wrote to memory of 4524 4804 df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe 106 PID 4524 wrote to memory of 4832 4524 csrss.exe 107 PID 4524 wrote to memory of 4832 4524 csrss.exe 107 PID 4524 wrote to memory of 4832 4524 csrss.exe 107 PID 4524 wrote to memory of 216 4524 csrss.exe 113 PID 4524 wrote to memory of 216 4524 csrss.exe 113 PID 4524 wrote to memory of 216 4524 csrss.exe 113 PID 4524 wrote to memory of 3432 4524 csrss.exe 115 PID 4524 wrote to memory of 3432 4524 csrss.exe 115 PID 4524 wrote to memory of 3432 4524 csrss.exe 115 PID 4524 wrote to memory of 4288 4524 csrss.exe 117 PID 4524 wrote to memory of 4288 4524 csrss.exe 117 PID 2568 wrote to memory of 3868 2568 windefender.exe 123 PID 2568 wrote to memory of 3868 2568 windefender.exe 123 PID 2568 wrote to memory of 3868 2568 windefender.exe 123 PID 3868 wrote to memory of 2360 3868 cmd.exe 124 PID 3868 wrote to memory of 2360 3868 cmd.exe 124 PID 3868 wrote to memory of 2360 3868 cmd.exe 124 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe"C:\Users\Admin\AppData\Local\Temp\df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3328 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4356
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C:\Users\Admin\AppData\Local\Temp\df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.exe"C:\Users\Admin\AppData\Local\Temp\df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140.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:4804 -
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:2220
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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:1084 -
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:4788
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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:1580
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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:4524 -
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:4832
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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:4144
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3372
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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:216
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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:3432
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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:4288
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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:1916
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2568 -
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:3868 -
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:2360
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3940
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f9aae268c202fdf97a7e1013193cac75
SHA1b9668b15bb6625a41d34d553675e0674630b8239
SHA2564b785ec6cd81946a4f967aca0c0db2d567004e3e9394ef74d2b2df9f5fb451a2
SHA512a4067c85109b58a27cb5332f7e28bde19124e5241ec16a91aead04f17379d0d678941189433c426970f6fe2494da12fe1bb89ef751926cc51376392fa8b081a0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a7c648695b229239b727f5ee7f936906
SHA149eca9199e759d5b863399f4cf1732c3c507ca95
SHA256eb7ffb4106ccdd1e9af2227617280ce6a345588051e6d9e55e8e38c58197909c
SHA512badad5f259b03365de1893f079b1f974cb3be79703ab34f51e45eb5c250d62edab83e0378ef75ab2be1469f125de01aeccaff02be272e7152013e196a32d36ad
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51e26d0abc7cdd67b5d87cbc86c15edbf
SHA134a6529bcbeab308adacda967b09fc59fbad146b
SHA256facd720715c70500ac5b4449337ac994ead39b78d9a03b951750d2eb66d5b897
SHA512ecd25481d2edc6d2a0e90df665aaeaefe4887b71c285fcf07734790e85ee9cdfc3f112f83543b06e2338cf610b852481599c6052fb876332ba7a721b4bd88cad
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bbe8ec8872ccbab4b934cc0bee4230ac
SHA1827da4b347a1fba3ac82b5c24394093557de8120
SHA256543032ff684663c96ea2f08ad8dddac2a81a5f1434e611f1031b3d7ebe1e608c
SHA5128f8feb49af0be124da6aea8ae79f36c4c50039dd25c174a4845473f3f63ca1e970121d97ebac6ab3e013a3ddebfc15ae558742511b92394aacf11ea868f55ba6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d1db4004ab1f7f83484eed1b392d07ca
SHA1e83a41ebd799d2934bde763045b4acc9031a0d21
SHA256a3d7752411c6c93af0a8b6407491cbfc585fdf1e908e2ef40d33ac075a78a59d
SHA512e3a727a19229184280cd03ee16c3fa35f1871116d9e2bb3eb81eb995050de884e9c22b1918afd7d83c19005e1142e8382dd0e4ade504eb41c098bf3f78707f3e
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Filesize
4.2MB
MD508dc3333bd8bd2ff601a9d461a62ac69
SHA14d29e94533c6b31b9d29aefc9fcc7de99e510aeb
SHA256df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140
SHA51219606962ed24e2046d8c1717f55ad10782f22d54bf609076adbc47dfe7de14588b9f44500730d4cb33af143e156a9644437d8728899a191143f5d7d0f206e631
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec