Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
01/05/2024, 19:12
Static task
static1
Behavioral task
behavioral1
Sample
084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe
Resource
win10v2004-20240419-en
General
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Target
084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe
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Size
4.2MB
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MD5
e09d2603fd67a5cd6bbe0c1f9011ba7e
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SHA1
63b13f4123026906a9eadabe58257bb11adc1df9
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SHA256
084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301
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SHA512
cde4267dd2e94b39d9e9b8b7ea53a3e451208b34ff8eff89e5650e057277811a56155bb54c3d342750c664f88bf6646f7a8d767916a7171aad6cb6eb1516966f
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SSDEEP
98304:duxePFYVIjI3jbs7rOr8XbapyaGMQmZfz2EGx2NuCSvblw8lkAbu0r:d44WVIjIkY8LanZfS12NDwpw8ljblr
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/636-2-0x00000000050D0000-0x00000000059BB000-memory.dmp family_glupteba behavioral1/memory/636-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/636-4-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/636-56-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/636-58-0x00000000050D0000-0x00000000059BB000-memory.dmp family_glupteba behavioral1/memory/636-83-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4164-82-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4164-137-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-162-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-220-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-231-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-234-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-237-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-240-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-243-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-246-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-249-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-252-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3824-255-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3272 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3824 csrss.exe 3216 injector.exe 1948 windefender.exe 712 windefender.exe -
resource yara_rule behavioral1/files/0x000c000000023bbe-224.dat upx behavioral1/memory/1948-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/712-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1948-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/712-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/712-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe File created C:\Windows\rss\csrss.exe 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.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 1168 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 3556 schtasks.exe 5040 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.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\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2371 = "Easter Island 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" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.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\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5092 powershell.exe 5092 powershell.exe 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4596 powershell.exe 4596 powershell.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 1156 powershell.exe 1156 powershell.exe 4340 powershell.exe 4340 powershell.exe 4824 powershell.exe 4824 powershell.exe 2748 powershell.exe 2748 powershell.exe 3012 powershell.exe 3012 powershell.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3824 csrss.exe 3824 csrss.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3824 csrss.exe 3824 csrss.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3824 csrss.exe 3824 csrss.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe 3216 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5092 powershell.exe Token: SeDebugPrivilege 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Token: SeImpersonatePrivilege 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe Token: SeDebugPrivilege 4596 powershell.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 4340 powershell.exe Token: SeDebugPrivilege 4824 powershell.exe Token: SeDebugPrivilege 2748 powershell.exe Token: SeDebugPrivilege 3012 powershell.exe Token: SeSystemEnvironmentPrivilege 3824 csrss.exe Token: SeSecurityPrivilege 1168 sc.exe Token: SeSecurityPrivilege 1168 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 636 wrote to memory of 5092 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 95 PID 636 wrote to memory of 5092 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 95 PID 636 wrote to memory of 5092 636 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 95 PID 4164 wrote to memory of 4596 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 100 PID 4164 wrote to memory of 4596 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 100 PID 4164 wrote to memory of 4596 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 100 PID 4164 wrote to memory of 4924 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 103 PID 4164 wrote to memory of 4924 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 103 PID 4924 wrote to memory of 3272 4924 cmd.exe 105 PID 4924 wrote to memory of 3272 4924 cmd.exe 105 PID 4164 wrote to memory of 1156 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 106 PID 4164 wrote to memory of 1156 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 106 PID 4164 wrote to memory of 1156 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 106 PID 4164 wrote to memory of 4340 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 108 PID 4164 wrote to memory of 4340 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 108 PID 4164 wrote to memory of 4340 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 108 PID 4164 wrote to memory of 3824 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 111 PID 4164 wrote to memory of 3824 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 111 PID 4164 wrote to memory of 3824 4164 084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe 111 PID 3824 wrote to memory of 4824 3824 csrss.exe 112 PID 3824 wrote to memory of 4824 3824 csrss.exe 112 PID 3824 wrote to memory of 4824 3824 csrss.exe 112 PID 3824 wrote to memory of 2748 3824 csrss.exe 118 PID 3824 wrote to memory of 2748 3824 csrss.exe 118 PID 3824 wrote to memory of 2748 3824 csrss.exe 118 PID 3824 wrote to memory of 3012 3824 csrss.exe 120 PID 3824 wrote to memory of 3012 3824 csrss.exe 120 PID 3824 wrote to memory of 3012 3824 csrss.exe 120 PID 3824 wrote to memory of 3216 3824 csrss.exe 122 PID 3824 wrote to memory of 3216 3824 csrss.exe 122 PID 1948 wrote to memory of 2448 1948 windefender.exe 128 PID 1948 wrote to memory of 2448 1948 windefender.exe 128 PID 1948 wrote to memory of 2448 1948 windefender.exe 128 PID 2448 wrote to memory of 1168 2448 cmd.exe 129 PID 2448 wrote to memory of 1168 2448 cmd.exe 129 PID 2448 wrote to memory of 1168 2448 cmd.exe 129 -
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\084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe"C:\Users\Admin\AppData\Local\Temp\084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5092
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C:\Users\Admin\AppData\Local\Temp\084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.exe"C:\Users\Admin\AppData\Local\Temp\084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301.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:4164 -
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:4596
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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:4924 -
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:3272
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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:1156
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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:4340
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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:3824 -
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:4824
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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:3556
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2160
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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:2748
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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:3012
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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:3216
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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:5040
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1948 -
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:2448 -
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:1168
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:712
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
MD5447575b8ddc83251de54b7d4d262f96e
SHA1a2c3177204c0eaaa9349efb2cd2f7936bd1ab7aa
SHA256968ff02a8d8878a893bed1e2103374e0c30d9692bc20afa112b2c10cfa290a66
SHA5122a4110e528d84d01881108b40c46d5eaa1d9f394d3df7eeeb3fdf3f620f86ec313e58b903287d9b67a93fc398bfd38e4c6f29f740de207f72150d407ef7f8ba8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52b04426e1abe9bc0eb0e9e3af4f8d42e
SHA18d87246c1fd6dea2bce24c917e9105ffb8d51b04
SHA2565b331f6a1722ad4e6f8ff28ea31ccaed7c7e6ec3a86055db5ed4e72b49f7fde9
SHA512ccfda4a1d84960c718bed846ea0bb1827bead17b66aadf1613a1ae0f9aa356347d80f6470d43bb0c668847029c6a00c6264a7672d6391666a6ff302a8baf2c24
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5389858cb0a3206a89a56e482f81888eb
SHA1e8c28725346d3c7c54b976e0a0fa931a257b9ae5
SHA256c52d2221f8de71593381d6a0db9451101415a7e09482b42d7de711ee1b68b4c9
SHA51209c070da9061280f68f34868c51b1f837b6df910295254bbcceef18e97d37d7c40e6e781ae3d62496459d3db6b2133783cc506eab23a5e630480c25df981b1f8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55050fc63ce2a90783c18b2058e84be15
SHA1be485ec95a22695d690bcb2be125ade94157b1ae
SHA256bb6ff6c2536c92a782c7a9738894260a253db6191687e7a8568c845fd2ca0fdf
SHA5128aa64d42d4a0e2a1df7351f2172a870b73141a7fb78fc2ecde57f28b8e68325c6d8cb4b63f497f56e88cc3079def2b4ce03e575d4f2b7f1f588f7eb79964dfc0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5685c0626eab870b22da8d93ae1056936
SHA114139899a86d2ff8f104fa79996139c528c9d2a8
SHA25602fdeaaf88ef9ef82b219ae2060c2265170ea71716891fd0dfbebfae977803fc
SHA512065b4b181f1567b4c1f4f86f86983e02d4fc1066f35494451ce22414954de6dbe64a4150de93cba9c23b794f0741ea6bee0f47dff109282450b12357c74d069e
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Filesize
4.2MB
MD5e09d2603fd67a5cd6bbe0c1f9011ba7e
SHA163b13f4123026906a9eadabe58257bb11adc1df9
SHA256084b5dbdee0cb6b5c4201f34cea964f50a370f192b2c07a3878654def4b21301
SHA512cde4267dd2e94b39d9e9b8b7ea53a3e451208b34ff8eff89e5650e057277811a56155bb54c3d342750c664f88bf6646f7a8d767916a7171aad6cb6eb1516966f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec