Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10/05/2024, 23:19
Static task
static1
Behavioral task
behavioral1
Sample
741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe
Resource
win10v2004-20240508-en
General
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Target
741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe
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Size
4.1MB
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MD5
3ce188e27a580c6b38ec7896216d770e
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SHA1
ed21c4e26313c31c7ec52eaa459aa09706eeb3fe
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SHA256
741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8
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SHA512
f972694ecbb9c1ce2c6980df863efe4b352f9e0e695b1c5b1db3a48c8236a96c80bd002e5859f5d6b8d4cc819fca505c7125fd25734aac2d1d7f8c310048dd75
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SSDEEP
98304:E7vAVQQP0QN7H9C17uv2Qp6vIfJnK4BKHz9EINvSf:CKQYZdC1722QWmKTNvSf
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/348-2-0x00000000049B0000-0x000000000529B000-memory.dmp family_glupteba behavioral1/memory/348-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/348-54-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/348-57-0x00000000049B0000-0x000000000529B000-memory.dmp family_glupteba behavioral1/memory/348-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3028-134-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-217-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-225-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-229-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-232-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-235-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-238-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-241-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-244-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba behavioral1/memory/4856-247-0x0000000000400000-0x000000000295C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4512 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4856 csrss.exe 1228 injector.exe 4624 windefender.exe 2776 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023430-221.dat upx behavioral1/memory/4624-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2776-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4624-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2776-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2776-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe File created C:\Windows\rss\csrss.exe 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.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 3228 sc.exe -
pid Process 2412 powershell.exe 100 powershell.exe 2932 powershell.exe 2740 powershell.exe 1248 powershell.exe 4884 powershell.exe 1196 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 4616 schtasks.exe 1216 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.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,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight 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" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4884 powershell.exe 4884 powershell.exe 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 1196 powershell.exe 1196 powershell.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 2412 powershell.exe 2412 powershell.exe 100 powershell.exe 100 powershell.exe 2932 powershell.exe 2932 powershell.exe 2740 powershell.exe 2740 powershell.exe 1248 powershell.exe 1248 powershell.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 4856 csrss.exe 4856 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 4856 csrss.exe 4856 csrss.exe 1228 injector.exe 1228 injector.exe 4856 csrss.exe 4856 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4884 powershell.exe Token: SeDebugPrivilege 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Token: SeImpersonatePrivilege 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe Token: SeDebugPrivilege 1196 powershell.exe Token: SeDebugPrivilege 2412 powershell.exe Token: SeDebugPrivilege 100 powershell.exe Token: SeDebugPrivilege 2932 powershell.exe Token: SeDebugPrivilege 2740 powershell.exe Token: SeDebugPrivilege 1248 powershell.exe Token: SeSystemEnvironmentPrivilege 4856 csrss.exe Token: SeSecurityPrivilege 3228 sc.exe Token: SeSecurityPrivilege 3228 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 348 wrote to memory of 4884 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 89 PID 348 wrote to memory of 4884 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 89 PID 348 wrote to memory of 4884 348 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 89 PID 3028 wrote to memory of 1196 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 95 PID 3028 wrote to memory of 1196 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 95 PID 3028 wrote to memory of 1196 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 95 PID 3028 wrote to memory of 2616 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 98 PID 3028 wrote to memory of 2616 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 98 PID 2616 wrote to memory of 4512 2616 cmd.exe 100 PID 2616 wrote to memory of 4512 2616 cmd.exe 100 PID 3028 wrote to memory of 2412 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 101 PID 3028 wrote to memory of 2412 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 101 PID 3028 wrote to memory of 2412 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 101 PID 3028 wrote to memory of 100 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 103 PID 3028 wrote to memory of 100 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 103 PID 3028 wrote to memory of 100 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 103 PID 3028 wrote to memory of 4856 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 105 PID 3028 wrote to memory of 4856 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 105 PID 3028 wrote to memory of 4856 3028 741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe 105 PID 4856 wrote to memory of 2932 4856 csrss.exe 106 PID 4856 wrote to memory of 2932 4856 csrss.exe 106 PID 4856 wrote to memory of 2932 4856 csrss.exe 106 PID 4856 wrote to memory of 2740 4856 csrss.exe 112 PID 4856 wrote to memory of 2740 4856 csrss.exe 112 PID 4856 wrote to memory of 2740 4856 csrss.exe 112 PID 4856 wrote to memory of 1248 4856 csrss.exe 114 PID 4856 wrote to memory of 1248 4856 csrss.exe 114 PID 4856 wrote to memory of 1248 4856 csrss.exe 114 PID 4856 wrote to memory of 1228 4856 csrss.exe 116 PID 4856 wrote to memory of 1228 4856 csrss.exe 116 PID 4624 wrote to memory of 1096 4624 windefender.exe 122 PID 4624 wrote to memory of 1096 4624 windefender.exe 122 PID 4624 wrote to memory of 1096 4624 windefender.exe 122 PID 1096 wrote to memory of 3228 1096 cmd.exe 123 PID 1096 wrote to memory of 3228 1096 cmd.exe 123 PID 1096 wrote to memory of 3228 1096 cmd.exe 123 -
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\741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe"C:\Users\Admin\AppData\Local\Temp\741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:348 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884
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C:\Users\Admin\AppData\Local\Temp\741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.exe"C:\Users\Admin\AppData\Local\Temp\741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8.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:3028 -
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:1196
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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:2616 -
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:4512
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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:2412
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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:100
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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:4856 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2932
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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:4616
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1120
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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:2740
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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:1248
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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:1228
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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:1216
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4624 -
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:1096 -
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:3228
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2776
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
MD57c28f17a6808ceccecabb783a185ffc8
SHA178d85743cb83e1fc140bec7f3dc003120a0fc4d9
SHA256413175278f4b65703693299326872f5797d41b5c245a60b60fdd5404293f7331
SHA512f844f06bf51aea4db6b905062dfdc272f6da4de11b7a0e8ff134b178fd501cb8fe398dbc29fcd4aa37b4267b0480c628f2414aabdc2b651ea8353532316a1d5c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d12b4ef3503cd344bbdbdf09be69a3cc
SHA126fe42f01fe3166d5b30d8c32a880098fc8e83d7
SHA256cfab2cee0a8315268404efb6eea9544de7dccbc2480822cdd173c205051a9727
SHA512e79d250f0fa5088cd854fce870b131edcda11464671d3c4ecb016fbcaf2e88de682ab892308fac66917f657c40abc32c766590e0c4032c07d233f15c288ab01c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fbff4b2c02f569619cf95a80acc467ef
SHA1d0454bc048b5dd4a8653b94092719a5fbfdae5e7
SHA2563ab7f5a5dcc2ddb36577f628f392559eab9cf46e3d245d56b06602f6fa8a1549
SHA51266f28bb85f6af75c280d013baf2d9dd9cad1eea75e721d5c3399a9b04ec0eaa4ca5aba78ea240034400b0678ccb6178038982ee49352973258f3653d5558e714
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59cf395e7e4984237772e9e00983df8e5
SHA1d922d9934a41df8a01137415d4588e9a37fa765d
SHA256b18b2d06b1a64f7f1e0b7abbfd927cb45942965e78f66dd1143dc30a99a1af56
SHA5122bd4bb252d9932e55137bd245f14b0ce91627c3a32195858bcbc6c9c334001b2569e5d6bd9023bfc9f61a5a0eaec88557c975d594c5c68f1657cecbc0acd6070
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f3ba965fd259bf15d00002bcbb22fdea
SHA169c427ad27eb1beeb421bbe4c466d14a4ae80cfe
SHA256f9d14993544073a1b6fb677c2851f2a42ccd870936422f14aed3448990e9995d
SHA512be4dba0da382dbf93822ab7109967540fa87e98ba8885067a5c0ea7f85751eca974412921a92a00f1ab61a93be71ed85dc803de48bbcdd22dfb3ad0c3e7fbf51
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Filesize
4.1MB
MD53ce188e27a580c6b38ec7896216d770e
SHA1ed21c4e26313c31c7ec52eaa459aa09706eeb3fe
SHA256741f323d6b12c7add05886acafce88e5cf007661c6e8b933b528e0f2144ec3b8
SHA512f972694ecbb9c1ce2c6980df863efe4b352f9e0e695b1c5b1db3a48c8236a96c80bd002e5859f5d6b8d4cc819fca505c7125fd25734aac2d1d7f8c310048dd75
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec