Analysis
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max time kernel
149s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 07:14
Static task
static1
Behavioral task
behavioral1
Sample
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe
Resource
win10v2004-20240426-en
General
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Target
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe
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Size
4.1MB
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MD5
b0a30015099852359b4a44a6a6cea925
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SHA1
c107c5755965ed697e5818bcec71136cd5838c36
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SHA256
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668
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SHA512
fa9baa336b37cf818a2d46bb5de89848f7981994080ec2f5a697e74bfd1a36e1669eda3c04fea485e0f8ef5fe226f499f91a49b6b3bbd3754a03737506358920
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SSDEEP
98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLL:bIU7SlV8K2X2AhEHFgekcM
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/4852-2-0x0000000004BE0000-0x00000000054CB000-memory.dmp family_glupteba behavioral1/memory/4852-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4852-55-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/4852-57-0x0000000004BE0000-0x00000000054CB000-memory.dmp family_glupteba behavioral1/memory/4852-86-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2884-85-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2884-149-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-217-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-229-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-232-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-236-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-240-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-244-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-248-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-252-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-256-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-260-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-265-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/2580-268-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2232 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 2580 csrss.exe 4344 injector.exe 1088 windefender.exe 5000 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/1088-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5000-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1088-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5000-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5000-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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.
Processes:
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe -
Drops file in Windows directory 4 IoCs
Processes:
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.execsrss.exedescription ioc process File opened for modification C:\Windows\rss 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe File created C:\Windows\rss\csrss.exe 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.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.
Processes:
sc.exepid process 920 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 1528 powershell.exe 1312 powershell.exe 1168 powershell.exe 1728 powershell.exe 2932 powershell.exe 1444 powershell.exe 2104 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4332 schtasks.exe 3256 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.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\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exepowershell.exe6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 1444 powershell.exe 1444 powershell.exe 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2104 powershell.exe 2104 powershell.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe 1528 powershell.exe 1528 powershell.exe 1312 powershell.exe 1312 powershell.exe 1168 powershell.exe 1168 powershell.exe 1728 powershell.exe 1728 powershell.exe 2932 powershell.exe 2932 powershell.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 2580 csrss.exe 2580 csrss.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 2580 csrss.exe 2580 csrss.exe 4344 injector.exe 4344 injector.exe 2580 csrss.exe 2580 csrss.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe 4344 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 1444 powershell.exe Token: SeDebugPrivilege 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Token: SeImpersonatePrivilege 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeDebugPrivilege 1528 powershell.exe Token: SeDebugPrivilege 1312 powershell.exe Token: SeDebugPrivilege 1168 powershell.exe Token: SeDebugPrivilege 1728 powershell.exe Token: SeDebugPrivilege 2932 powershell.exe Token: SeSystemEnvironmentPrivilege 2580 csrss.exe Token: SeSecurityPrivilege 920 sc.exe Token: SeSecurityPrivilege 920 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 4852 wrote to memory of 1444 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 4852 wrote to memory of 1444 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 4852 wrote to memory of 1444 4852 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 2104 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 2104 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 2104 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 912 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe cmd.exe PID 2884 wrote to memory of 912 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe cmd.exe PID 912 wrote to memory of 2232 912 cmd.exe netsh.exe PID 912 wrote to memory of 2232 912 cmd.exe netsh.exe PID 2884 wrote to memory of 1528 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 1528 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 1528 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 1312 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 1312 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 1312 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe powershell.exe PID 2884 wrote to memory of 2580 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe csrss.exe PID 2884 wrote to memory of 2580 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe csrss.exe PID 2884 wrote to memory of 2580 2884 6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe csrss.exe PID 2580 wrote to memory of 1168 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 1168 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 1168 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 1728 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 1728 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 1728 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 2932 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 2932 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 2932 2580 csrss.exe powershell.exe PID 2580 wrote to memory of 4344 2580 csrss.exe injector.exe PID 2580 wrote to memory of 4344 2580 csrss.exe injector.exe PID 1088 wrote to memory of 1932 1088 windefender.exe cmd.exe PID 1088 wrote to memory of 1932 1088 windefender.exe cmd.exe PID 1088 wrote to memory of 1932 1088 windefender.exe cmd.exe PID 1932 wrote to memory of 920 1932 cmd.exe sc.exe PID 1932 wrote to memory of 920 1932 cmd.exe sc.exe PID 1932 wrote to memory of 920 1932 cmd.exe sc.exe -
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\6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe"C:\Users\Admin\AppData\Local\Temp\6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1444 -
C:\Users\Admin\AppData\Local\Temp\6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.exe"C:\Users\Admin\AppData\Local\Temp\6d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668.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:2884 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2104 -
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:912 -
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:2232 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1528 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1312 -
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:2580 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1168 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4332 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3272
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1728 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2932 -
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:4344 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3256 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1088 -
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:1932 -
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:920
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5000
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
MD556085f09f45195564489d531c2c74e24
SHA1350a89fd99ef20ba7754ffdda9b793736a1d988e
SHA256604e5104474afa993fc5ade1b6ddb682325bd8b52c50a73f04db155feb0a8c35
SHA512b810fdb391e90617265059c5470c875d9f4f3a4250645dc8fe3dd1d19c79ebca1be0a1a255953d3df23f0f12e93e02178ccaedd3104661ec7959f6989995ed69
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a74767fe98a4e1ee2fc8975d0b057f4
SHA1e8a529a8708795b3f339734569ae789ffacc0cae
SHA25653e1654baa0ae8ad35a85bab0c54e55a19cb4bcc9dd4fce6fad34b8f2fe83e87
SHA512e73116626a79893b21e423ec0c984ad87e71e55aabc01df833fc20d0b1bc67ef46e6cf8754b75bb9c16ae9e53558b1bb8a68bb6669f5cb6bc8a4c08e0eceee93
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD534972727ce2610ca5c7c5f56d76194f7
SHA135043f777a3e76fba3fbb14a715040f3092d86ce
SHA256763fce48d0e382b5b6bdd2a0ecc1aafce1b43dd1b7a396f5197e25d0254b4b7f
SHA5124bbc8ddbd7414a1797f87b947e29b5572f43d1ae38c0c449ef0c8d84c0b19d485c37027f9d106e243e3ecb0caa029e7f49ccfbb4b5fc0f63fc79be39fc6f46a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD597a1c64221dce0e2cac8252b0155601c
SHA199e228b7d83e01636ff7ef368abe92e03d151309
SHA2569b657f3b0618608e7ec2998a91ef8ba5b200bc66ab27446d5052e4c605d9902f
SHA5126407b4a0058f1edc9e37cc23cb95aee8f79a913ed352bef946e9df3ad4ead5a735143de36c0c501e760aaf221747e708338d7eaba4886fade6ea41a7cece2f19
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a4d9bf5defa473c0ac8c9570355b327d
SHA11a14a638dc0bac16f333decbeb36e380ea3a0a22
SHA256675de0f1d8dfdf52ea4da03178a23a9075e4b05f015427b77d663301635e6ca5
SHA512952d1a22d2e10cc9aee078a2fee697f97d05869b7f988673f2b741283681fba05e887b2f2e05d5b4f5bf75bcd97142717d1217c2dfd8650c482f6885aa3856dd
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Filesize
4.1MB
MD5b0a30015099852359b4a44a6a6cea925
SHA1c107c5755965ed697e5818bcec71136cd5838c36
SHA2566d7ec59de31559ea511c57dfe4242d7ccaab88fe9560cd36d785dce5edef6668
SHA512fa9baa336b37cf818a2d46bb5de89848f7981994080ec2f5a697e74bfd1a36e1669eda3c04fea485e0f8ef5fe226f499f91a49b6b3bbd3754a03737506358920
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec