Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 13:12
Static task
static1
Behavioral task
behavioral1
Sample
e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe
Resource
win10v2004-20240426-en
General
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Target
e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe
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Size
4.1MB
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MD5
ccc8cc4308c52c082727f69e9dc2a335
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SHA1
124b76890647957832a44cf8e6ba5aae1cb8b577
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SHA256
e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a
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SHA512
c109fcb687a78fe6b76d93c4d5fc73658f8bbec1815f05d8f45f0cdb4b686995c58e68f4818d0417a440c11439a62ae4af546c62f49a901679b3cc501677ec5d
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SSDEEP
98304:0l9GTbLtL99uWlQGfUFGGhNMfnjCzwWu2csDCx3z+t5:ZT3oWlQMUAMlWxj+t5
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2912-2-0x0000000002DA0000-0x000000000368B000-memory.dmp family_glupteba behavioral1/memory/2912-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2912-50-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2912-51-0x0000000002DA0000-0x000000000368B000-memory.dmp family_glupteba behavioral1/memory/728-129-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-224-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-231-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2064-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4388 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2064 csrss.exe 4540 injector.exe 4308 windefender.exe 5028 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023436-216.dat upx behavioral1/memory/4308-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4308-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 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 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5024 sc.exe -
pid Process 1200 powershell.exe 1440 powershell.exe 5008 powershell.exe 1876 powershell.exe 2056 powershell.exe 784 powershell.exe 1268 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 1544 schtasks.exe 2444 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,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight 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" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.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,-2002 = "Cabo Verde Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight 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,-1801 = "Line Islands Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.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,-2181 = "Astrakhan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard 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,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.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,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5008 powershell.exe 5008 powershell.exe 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 1876 powershell.exe 1876 powershell.exe 1876 powershell.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 2056 powershell.exe 2056 powershell.exe 2056 powershell.exe 784 powershell.exe 784 powershell.exe 784 powershell.exe 1268 powershell.exe 1268 powershell.exe 1200 powershell.exe 1200 powershell.exe 1440 powershell.exe 1440 powershell.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 2064 csrss.exe 2064 csrss.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 2064 csrss.exe 2064 csrss.exe 4540 injector.exe 4540 injector.exe 2064 csrss.exe 2064 csrss.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe 4540 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5008 powershell.exe Token: SeDebugPrivilege 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Token: SeImpersonatePrivilege 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe Token: SeDebugPrivilege 1876 powershell.exe Token: SeDebugPrivilege 2056 powershell.exe Token: SeDebugPrivilege 784 powershell.exe Token: SeDebugPrivilege 1268 powershell.exe Token: SeDebugPrivilege 1200 powershell.exe Token: SeDebugPrivilege 1440 powershell.exe Token: SeSystemEnvironmentPrivilege 2064 csrss.exe Token: SeSecurityPrivilege 5024 sc.exe Token: SeSecurityPrivilege 5024 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2912 wrote to memory of 5008 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 88 PID 2912 wrote to memory of 5008 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 88 PID 2912 wrote to memory of 5008 2912 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 88 PID 728 wrote to memory of 1876 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 97 PID 728 wrote to memory of 1876 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 97 PID 728 wrote to memory of 1876 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 97 PID 728 wrote to memory of 724 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 102 PID 728 wrote to memory of 724 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 102 PID 724 wrote to memory of 4388 724 cmd.exe 104 PID 724 wrote to memory of 4388 724 cmd.exe 104 PID 728 wrote to memory of 2056 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 106 PID 728 wrote to memory of 2056 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 106 PID 728 wrote to memory of 2056 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 106 PID 728 wrote to memory of 784 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 108 PID 728 wrote to memory of 784 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 108 PID 728 wrote to memory of 784 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 108 PID 728 wrote to memory of 2064 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 110 PID 728 wrote to memory of 2064 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 110 PID 728 wrote to memory of 2064 728 e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe 110 PID 2064 wrote to memory of 1268 2064 csrss.exe 111 PID 2064 wrote to memory of 1268 2064 csrss.exe 111 PID 2064 wrote to memory of 1268 2064 csrss.exe 111 PID 2064 wrote to memory of 1200 2064 csrss.exe 117 PID 2064 wrote to memory of 1200 2064 csrss.exe 117 PID 2064 wrote to memory of 1200 2064 csrss.exe 117 PID 2064 wrote to memory of 1440 2064 csrss.exe 119 PID 2064 wrote to memory of 1440 2064 csrss.exe 119 PID 2064 wrote to memory of 1440 2064 csrss.exe 119 PID 2064 wrote to memory of 4540 2064 csrss.exe 121 PID 2064 wrote to memory of 4540 2064 csrss.exe 121 PID 4308 wrote to memory of 1688 4308 windefender.exe 129 PID 4308 wrote to memory of 1688 4308 windefender.exe 129 PID 4308 wrote to memory of 1688 4308 windefender.exe 129 PID 1688 wrote to memory of 5024 1688 cmd.exe 130 PID 1688 wrote to memory of 5024 1688 cmd.exe 130 PID 1688 wrote to memory of 5024 1688 cmd.exe 130 -
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\e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe"C:\Users\Admin\AppData\Local\Temp\e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5008
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C:\Users\Admin\AppData\Local\Temp\e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.exe"C:\Users\Admin\AppData\Local\Temp\e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a.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:728 -
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:1876
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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:724 -
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:4388
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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:2056
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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:784
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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:2064 -
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:1268
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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:1544
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1080
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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:1200
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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:1440
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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:4540
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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:2444
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4308 -
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:1688 -
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:5024
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5028
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
MD5d2d8c25cfdb22a5f50b68edb2737e134
SHA148e2f0abf194785166265ed252c0ef9842438616
SHA256f9cf241269129c18590ed8fb2dc7b97c6fe72804af9b72a115d6c3553088ccab
SHA512aeaee4e6cf0f434355c23ece677bf3e91137233ca47d6ad9a50e7436d70a69818bdf269cfc773a3a25ab97e06ffd29002e1e5ccb65abbbea1c86c1e3eabbbf30
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5853924ec5b005086e9cf40bdc195146f
SHA139b141da922628a51dae8d03f5766394ca8715bb
SHA256a3f18a8d38e4181d1bffd8756113b33f0c993bfa1423c6efcff6318d439a7ab6
SHA512668dc79e0465d2ada604a534487a2fccece427763a484054a6beff5ba616d99558ff8293abed5c53b94a3b811c692b82a4b765f2d23d17be26b070a425950429
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bd4e422a5711ca4931e07935e93c2e2f
SHA1d9166fca4bf4e96074aceb2f651072902c5ab632
SHA256254a1a5311b4d09952f81968957b91bc42f7d0420c9e446ad438ce177431c038
SHA5123714696e5a92c4ac5e3c4a9c1d0e3d4ef46865ada0a6d9e4a09f01bbb0496a1d728df1734af79b983b2f55746b7f2e15831ea3cca7f27da7bdf1ce913e2c3897
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5528129ee8b970b14a0aa03ff5263f8ac
SHA1d227f0f2119a457ee8fe287964bc077e0fc0c3c0
SHA256cd32d46659122a86c807e4c18b65a78af7e238c136e87f723b59c071308105e6
SHA512dccdc6593783d5b7cfcdaf33b764f739fd1f16586420dbd4a01368d7cd53762d5411c17a1d675c857cac10e644eb410c4d141b75eb152985cc63acbac03ea902
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfc9203698d51a54ef0234f2acb55cfd
SHA14d8f68e000a3d75a5d75eb58de685c18e6b3ab29
SHA2561ad8333aabc9c0d029da28de6b3b0863773982f578394eed98a563b493b73435
SHA512cb8429f7f361b617e0533789649fdb709fd9119ac536e9468d829721d89a8588d260756243c1305624ec0e913a455a324ef0b065d510a5d21a42334b69e5e2ad
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Filesize
4.1MB
MD5ccc8cc4308c52c082727f69e9dc2a335
SHA1124b76890647957832a44cf8e6ba5aae1cb8b577
SHA256e05af0da9db955113148b2f7210fdf56bc55e5d5b3602761c6acfdd87674c88a
SHA512c109fcb687a78fe6b76d93c4d5fc73658f8bbec1815f05d8f45f0cdb4b686995c58e68f4818d0417a440c11439a62ae4af546c62f49a901679b3cc501677ec5d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec