Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
11/05/2024, 14:28
Static task
static1
Behavioral task
behavioral1
Sample
9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe
Resource
win10v2004-20240508-en
General
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Target
9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe
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Size
4.1MB
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MD5
19807e27b15c252501194eb6ccb8936a
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SHA1
8143632776497a6b3c39e97ab18249bad340bd4f
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SHA256
9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca
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SHA512
53839ddf689d097db91853560103cb472d3338444acf9b13635f0b5e22b83a80563c89a51b6bc86df1fb6d565576a09682c6b3caa6e68d24992e8b00edae8602
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SSDEEP
98304:1vk3KE87Zg8PM2ulELve/Kwh7mr5ruaseWQ6fvV7UOPIhnNP6Xo:pv7Zg8025LGiRr5ruas3QSvFUzhnNgo
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4068-2-0x00000000049A0000-0x000000000528B000-memory.dmp family_glupteba behavioral1/memory/4068-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4068-54-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/4068-81-0x00000000049A0000-0x000000000528B000-memory.dmp family_glupteba behavioral1/memory/4068-137-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3708-136-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-201-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-221-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-232-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-236-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-240-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-244-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-248-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-252-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-256-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-260-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-264-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/396-268-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1152 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 396 csrss.exe 64 injector.exe 5104 windefender.exe 4616 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000233dc-224.dat upx behavioral1/memory/5104-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4616-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5104-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4616-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4616-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4616-253-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 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 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe File created C:\Windows\rss\csrss.exe 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 808 sc.exe -
pid Process 4396 powershell.exe 1512 powershell.exe 1156 powershell.exe 3980 powershell.exe 2100 powershell.exe 376 powershell.exe 2464 powershell.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 4492 schtasks.exe 2628 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\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.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\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.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\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4396 powershell.exe 4396 powershell.exe 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 1512 powershell.exe 1512 powershell.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 1156 powershell.exe 1156 powershell.exe 3980 powershell.exe 3980 powershell.exe 2100 powershell.exe 2100 powershell.exe 376 powershell.exe 376 powershell.exe 2464 powershell.exe 2464 powershell.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 396 csrss.exe 396 csrss.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 396 csrss.exe 396 csrss.exe 64 injector.exe 64 injector.exe 396 csrss.exe 396 csrss.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe 64 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4396 powershell.exe Token: SeDebugPrivilege 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Token: SeImpersonatePrivilege 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe Token: SeDebugPrivilege 1512 powershell.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 3980 powershell.exe Token: SeDebugPrivilege 2100 powershell.exe Token: SeDebugPrivilege 376 powershell.exe Token: SeDebugPrivilege 2464 powershell.exe Token: SeSystemEnvironmentPrivilege 396 csrss.exe Token: SeSecurityPrivilege 808 sc.exe Token: SeSecurityPrivilege 808 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4068 wrote to memory of 4396 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 82 PID 4068 wrote to memory of 4396 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 82 PID 4068 wrote to memory of 4396 4068 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 82 PID 3708 wrote to memory of 1512 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 87 PID 3708 wrote to memory of 1512 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 87 PID 3708 wrote to memory of 1512 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 87 PID 3708 wrote to memory of 560 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 89 PID 3708 wrote to memory of 560 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 89 PID 560 wrote to memory of 1152 560 cmd.exe 91 PID 560 wrote to memory of 1152 560 cmd.exe 91 PID 3708 wrote to memory of 1156 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 92 PID 3708 wrote to memory of 1156 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 92 PID 3708 wrote to memory of 1156 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 92 PID 3708 wrote to memory of 3980 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 94 PID 3708 wrote to memory of 3980 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 94 PID 3708 wrote to memory of 3980 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 94 PID 3708 wrote to memory of 396 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 96 PID 3708 wrote to memory of 396 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 96 PID 3708 wrote to memory of 396 3708 9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe 96 PID 396 wrote to memory of 2100 396 csrss.exe 97 PID 396 wrote to memory of 2100 396 csrss.exe 97 PID 396 wrote to memory of 2100 396 csrss.exe 97 PID 396 wrote to memory of 376 396 csrss.exe 103 PID 396 wrote to memory of 376 396 csrss.exe 103 PID 396 wrote to memory of 376 396 csrss.exe 103 PID 396 wrote to memory of 2464 396 csrss.exe 106 PID 396 wrote to memory of 2464 396 csrss.exe 106 PID 396 wrote to memory of 2464 396 csrss.exe 106 PID 396 wrote to memory of 64 396 csrss.exe 108 PID 396 wrote to memory of 64 396 csrss.exe 108 PID 5104 wrote to memory of 1608 5104 windefender.exe 114 PID 5104 wrote to memory of 1608 5104 windefender.exe 114 PID 5104 wrote to memory of 1608 5104 windefender.exe 114 PID 1608 wrote to memory of 808 1608 cmd.exe 115 PID 1608 wrote to memory of 808 1608 cmd.exe 115 PID 1608 wrote to memory of 808 1608 cmd.exe 115 -
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\9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe"C:\Users\Admin\AppData\Local\Temp\9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4396
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C:\Users\Admin\AppData\Local\Temp\9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.exe"C:\Users\Admin\AppData\Local\Temp\9943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca.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:3708 -
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:1512
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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:560 -
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:1152
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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:1156
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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:3980
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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:396 -
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:2100
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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:4492
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4688
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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:376
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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:2464
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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:64
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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:2628
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5104 -
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:1608 -
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:808
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4616
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
MD559a6656f8ec7be311173401a298b06c2
SHA1b7d1f2d8292800d1bb8c410baecbeb9d7c3479c2
SHA256c79990353d131f7e3ba82297244fae7267ffa7e4f5aff76ad7eff7752739333d
SHA512ed86c8532a518f2ee5454b7f18c9d7204998b9378c25de4b0963a5ba315190aff7b8b100f73794052596b69f40060a78289a29fcf0b60491644f9ec63e32a097
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD597e816abc771c3e2b626b84f202e9def
SHA15da50b1a516e85dcfcd1cc83c83c47eb5fe9af1d
SHA256ad0ede45099d70b63a07295c60741a4d8c9eb088c4597449108e4e414adcbfe7
SHA512382f0181d1464b58276d016986a1f94f6a283e90506dc41e92b0a7ccda3ab6d07620157cd5081991c9a0af90a87d5b399db60108ab7bc372479193627c43a860
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c01ca85d781a0136cd09e3875a31e156
SHA17c0c444e5463e1e3f6087ae29837f89feb57dff4
SHA256c96d75a6825e540fcc8e9d504e68987a0e4909d913028a438261d984adda91b8
SHA512af82351f990b58d0d916b680fa745e91b91fb248790f909363c5d6e17075121b6702ab3e0c96da190f0cd1daaae919e4aa085c2872a9a47a3206d4a0699cc88b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59beb46756868d6e9dddc80cfa4f33b82
SHA14b0e0753321bea09b6cb453170355822325ef770
SHA25664dc6f7a682a933c0ceedf99d8232b33df3c8239d1cfe5d98ffab9e4f2c0064b
SHA5127bcbf613cada5a20f94eb2da39b5a9d7f84447c61dc20d91e3200fd94fc2d2b73ca82ae29071c3ef897902088db7049c5ac6d1c5adc00e78356ac2ba1d3ab769
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bd46219d80ce71e1c6b84ba0252d0bff
SHA19661b23b4ebe37950b626c3b7b0c3540b8cbb687
SHA256c99ec03edea043f9ae6db523d133cd8fac51680832173df8bce8de17a04bb573
SHA5121cead2149185a72540085f63dda17c3393888e92473a80433e80c7fca2a3d592d843b6ef0fb252dcc4d8bda4d2d2838474993882bbb5bed83cd7bc6fbe58bb62
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Filesize
4.1MB
MD519807e27b15c252501194eb6ccb8936a
SHA18143632776497a6b3c39e97ab18249bad340bd4f
SHA2569943f5b2d2db95a2efa34b196d8fc94bda4a976036384557937dcebe177a2dca
SHA51253839ddf689d097db91853560103cb472d3338444acf9b13635f0b5e22b83a80563c89a51b6bc86df1fb6d565576a09682c6b3caa6e68d24992e8b00edae8602
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec