Analysis
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max time kernel
161s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 19:06
Static task
static1
Behavioral task
behavioral1
Sample
6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe
Resource
win10v2004-20240412-en
General
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Target
6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe
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Size
4.2MB
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MD5
064ed882f2f65436f878975e2016a90b
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SHA1
17d7fc2b5bc1f142479f66b6768c73306e4eb48a
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SHA256
6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1
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SHA512
507cfc1f1ab91b9f033746f8091427e3842366e8f257f36a1d3dce88ad2aa6d268869518222b5bd32a6c7bd6b251a1c9623ba465b083de37fefd1a71b1f8ed79
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SSDEEP
98304:e+HT2dFOlkJa7jNZC2ePu9ILkthheCYlOak:nzMKBrC2kuA8hntn
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3924-2-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral1/memory/3924-3-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/3924-24-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/3924-55-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/3924-56-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral1/memory/2676-58-0x0000000004E40000-0x0000000005242000-memory.dmp family_glupteba behavioral1/memory/2676-59-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/2676-88-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/2676-94-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/2676-158-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-195-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-257-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-268-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-274-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-277-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-280-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-283-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-286-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba behavioral1/memory/1180-289-0x0000000000400000-0x000000000310E000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4804 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1180 csrss.exe 1668 injector.exe 4660 windefender.exe 1100 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233ff-265.dat upx behavioral1/memory/4660-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1100-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1100-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe File created C:\Windows\rss\csrss.exe 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3360 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 2808 schtasks.exe 4260 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\26\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.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,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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 (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,-461 = "Afghanistan Daylight Time" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.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\26\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 516 powershell.exe 516 powershell.exe 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2416 powershell.exe 2416 powershell.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 4944 powershell.exe 4944 powershell.exe 4740 powershell.exe 4740 powershell.exe 1280 powershell.exe 1280 powershell.exe 2760 powershell.exe 2760 powershell.exe 4772 powershell.exe 4772 powershell.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1180 csrss.exe 1180 csrss.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1180 csrss.exe 1180 csrss.exe 1668 injector.exe 1668 injector.exe 1180 csrss.exe 1180 csrss.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 516 powershell.exe Token: SeDebugPrivilege 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Token: SeImpersonatePrivilege 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe Token: SeDebugPrivilege 2416 powershell.exe Token: SeDebugPrivilege 4944 powershell.exe Token: SeDebugPrivilege 4740 powershell.exe Token: SeDebugPrivilege 1280 powershell.exe Token: SeDebugPrivilege 2760 powershell.exe Token: SeDebugPrivilege 4772 powershell.exe Token: SeSystemEnvironmentPrivilege 1180 csrss.exe Token: SeSecurityPrivilege 3360 sc.exe Token: SeSecurityPrivilege 3360 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3924 wrote to memory of 516 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 85 PID 3924 wrote to memory of 516 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 85 PID 3924 wrote to memory of 516 3924 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 85 PID 2676 wrote to memory of 2416 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 91 PID 2676 wrote to memory of 2416 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 91 PID 2676 wrote to memory of 2416 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 91 PID 2676 wrote to memory of 3604 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 93 PID 2676 wrote to memory of 3604 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 93 PID 3604 wrote to memory of 4804 3604 cmd.exe 95 PID 3604 wrote to memory of 4804 3604 cmd.exe 95 PID 2676 wrote to memory of 4944 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 96 PID 2676 wrote to memory of 4944 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 96 PID 2676 wrote to memory of 4944 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 96 PID 2676 wrote to memory of 4740 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 100 PID 2676 wrote to memory of 4740 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 100 PID 2676 wrote to memory of 4740 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 100 PID 2676 wrote to memory of 1180 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 102 PID 2676 wrote to memory of 1180 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 102 PID 2676 wrote to memory of 1180 2676 6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe 102 PID 1180 wrote to memory of 1280 1180 csrss.exe 103 PID 1180 wrote to memory of 1280 1180 csrss.exe 103 PID 1180 wrote to memory of 1280 1180 csrss.exe 103 PID 1180 wrote to memory of 2760 1180 csrss.exe 109 PID 1180 wrote to memory of 2760 1180 csrss.exe 109 PID 1180 wrote to memory of 2760 1180 csrss.exe 109 PID 1180 wrote to memory of 4772 1180 csrss.exe 111 PID 1180 wrote to memory of 4772 1180 csrss.exe 111 PID 1180 wrote to memory of 4772 1180 csrss.exe 111 PID 1180 wrote to memory of 1668 1180 csrss.exe 113 PID 1180 wrote to memory of 1668 1180 csrss.exe 113 PID 4660 wrote to memory of 4572 4660 windefender.exe 119 PID 4660 wrote to memory of 4572 4660 windefender.exe 119 PID 4660 wrote to memory of 4572 4660 windefender.exe 119 PID 4572 wrote to memory of 3360 4572 cmd.exe 120 PID 4572 wrote to memory of 3360 4572 cmd.exe 120 PID 4572 wrote to memory of 3360 4572 cmd.exe 120 -
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\6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe"C:\Users\Admin\AppData\Local\Temp\6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:516
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C:\Users\Admin\AppData\Local\Temp\6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.exe"C:\Users\Admin\AppData\Local\Temp\6c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1.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:2676 -
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:2416
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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:3604 -
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:4804
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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:4944
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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:4740
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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:1180 -
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:1280
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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:2808
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2568
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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:2760
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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:4772
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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:1668
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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:4260
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4660 -
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:4572 -
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:3360
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1100
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
MD5ba217346b9673c8463842ad8c4813ef0
SHA19518cba14131e1d499472a11f4d89e947f08fcf2
SHA2562b696fe54a2ab82cae79b0089a1e5bcefa089e923ee1d348bba2dfd3f0bddca6
SHA512855aace1e25c74379a684732587a4ef3149a6486bfd1a17361ece202d7d2cd3978664fc3184dfcc59b04dd77f14aff5fcfa23681d4a8faebfaa701c06007b956
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55c40eccfa90554b8826f9cd5dcbe43af
SHA1629e349ad02385f19e6a7073ba9d49d1753f2d50
SHA256cb3f249e2aa172024a528ce1671222a2c33a3ad783c15331ccaf39f9523ea299
SHA512bd01b0f2744ca412e3ea67a60b577e04567c5cfde51f7ddbb23c3c5a9c7989880d7913ba0549a0ac63bd97c688922706b7d71b451ae17fc6f7b79cbb96718958
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53a50a9fae755f5d10536a0bb0d280243
SHA1c055117951cbc9bef067acfdd4506eddb0bbb695
SHA2566d169c3cd045097cc53c07efb42d154180061a9b2bd2f17810e98d1297680531
SHA512e89bcad13f48055ecaec99b7d4f1808504f0f15baa90cc30ebfdeab63acc3181293cd5d1b2e5b2b0dd6975a013c8dca767b7871799181a02282f3bd79d914be7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD566fa6e7fcc50a60a7987ee330a99f7cd
SHA17d9c353bc9e39b1e85750fed4c7d62b3b6f7f2a4
SHA2567ccf503ae93635b9c820792054effef8bdf12547588df39e0a89134e35b97b15
SHA512d89013413c29a80e76f2cce891618630da8b841de276743cd4484497f3333a67e44fdd9265e554f5cc979a1ce75312aace64a382b3cb2f1999338eb3510265e0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f86c980e22ac1bd0897f490116a6167f
SHA1e1f67cafa6b73fcf5c93a9747b58e547ca12d6a7
SHA256da2999b93ab04859feb8a6f2226035c2357651a38b8543248e0c3faf825a7c47
SHA51254a17645ce62eb91f06624d962b7036e30fb2da4b7ff20e0a42749438e8cc9fce1da8beff9ba81ca447e581a6c9213b3a05a07a680fda1f65c11d7824096fc77
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Filesize
4.2MB
MD5064ed882f2f65436f878975e2016a90b
SHA117d7fc2b5bc1f142479f66b6768c73306e4eb48a
SHA2566c0e9b80ad0aa476b430ed152146326a7f1278f7ab0e6d7e53030d830f0faab1
SHA512507cfc1f1ab91b9f033746f8091427e3842366e8f257f36a1d3dce88ad2aa6d268869518222b5bd32a6c7bd6b251a1c9623ba465b083de37fefd1a71b1f8ed79
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec