Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:23
Static task
static1
Behavioral task
behavioral1
Sample
8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe
Resource
win10v2004-20240426-en
General
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Target
8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe
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Size
4.1MB
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MD5
03a30eb13e8490af980a5dbf0021d981
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SHA1
562105f97ad38e74c214e5a1b1e4067d1f47bacd
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SHA256
8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc
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SHA512
ab440c14dbed6f6357a954e18ddba4e3163b44258964796a3407af81cc1f58668ee62578a26a0a471cff2893f36f08c02f3549811f7012ed5ff185d3ab3e5eab
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SSDEEP
98304:vQRIh4uLuEEVqS5oryfPYtPRvG0pG4X3BM:3K95KswtE0pG4BM
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/3132-2-0x0000000004C60000-0x000000000554B000-memory.dmp family_glupteba behavioral1/memory/3132-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3132-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3132-57-0x0000000004C60000-0x000000000554B000-memory.dmp family_glupteba behavioral1/memory/3132-54-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1220-149-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-221-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-247-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1996-259-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1508 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1996 csrss.exe 2624 injector.exe 3872 windefender.exe 3472 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023422-224.dat upx behavioral1/memory/3872-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3472-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3872-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3472-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3472-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\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 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.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 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe File created C:\Windows\rss\csrss.exe 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1964 sc.exe -
pid Process 2888 powershell.exe 936 powershell.exe 1388 powershell.exe 3036 powershell.exe 3056 powershell.exe 3436 powershell.exe 5108 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 388 schtasks.exe 2968 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process 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\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.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,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-41 = "E. South America Daylight Time" windefender.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,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji 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\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.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,-2571 = "Turks and Caicos Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2888 powershell.exe 2888 powershell.exe 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 936 powershell.exe 936 powershell.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 1388 powershell.exe 1388 powershell.exe 3036 powershell.exe 3036 powershell.exe 3056 powershell.exe 3056 powershell.exe 3436 powershell.exe 3436 powershell.exe 5108 powershell.exe 5108 powershell.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 1996 csrss.exe 1996 csrss.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 1996 csrss.exe 1996 csrss.exe 2624 injector.exe 2624 injector.exe 1996 csrss.exe 1996 csrss.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe 2624 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2888 powershell.exe Token: SeDebugPrivilege 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Token: SeImpersonatePrivilege 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe Token: SeDebugPrivilege 936 powershell.exe Token: SeDebugPrivilege 1388 powershell.exe Token: SeDebugPrivilege 3036 powershell.exe Token: SeDebugPrivilege 3056 powershell.exe Token: SeDebugPrivilege 3436 powershell.exe Token: SeDebugPrivilege 5108 powershell.exe Token: SeSystemEnvironmentPrivilege 1996 csrss.exe Token: SeSecurityPrivilege 1964 sc.exe Token: SeSecurityPrivilege 1964 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3132 wrote to memory of 2888 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 84 PID 3132 wrote to memory of 2888 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 84 PID 3132 wrote to memory of 2888 3132 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 84 PID 1220 wrote to memory of 936 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 95 PID 1220 wrote to memory of 936 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 95 PID 1220 wrote to memory of 936 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 95 PID 1220 wrote to memory of 4716 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 98 PID 1220 wrote to memory of 4716 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 98 PID 4716 wrote to memory of 1508 4716 cmd.exe 100 PID 4716 wrote to memory of 1508 4716 cmd.exe 100 PID 1220 wrote to memory of 1388 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 103 PID 1220 wrote to memory of 1388 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 103 PID 1220 wrote to memory of 1388 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 103 PID 1220 wrote to memory of 3036 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 105 PID 1220 wrote to memory of 3036 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 105 PID 1220 wrote to memory of 3036 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 105 PID 1220 wrote to memory of 1996 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 107 PID 1220 wrote to memory of 1996 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 107 PID 1220 wrote to memory of 1996 1220 8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe 107 PID 1996 wrote to memory of 3056 1996 csrss.exe 108 PID 1996 wrote to memory of 3056 1996 csrss.exe 108 PID 1996 wrote to memory of 3056 1996 csrss.exe 108 PID 1996 wrote to memory of 3436 1996 csrss.exe 114 PID 1996 wrote to memory of 3436 1996 csrss.exe 114 PID 1996 wrote to memory of 3436 1996 csrss.exe 114 PID 1996 wrote to memory of 5108 1996 csrss.exe 116 PID 1996 wrote to memory of 5108 1996 csrss.exe 116 PID 1996 wrote to memory of 5108 1996 csrss.exe 116 PID 1996 wrote to memory of 2624 1996 csrss.exe 118 PID 1996 wrote to memory of 2624 1996 csrss.exe 118 PID 3872 wrote to memory of 3864 3872 windefender.exe 125 PID 3872 wrote to memory of 3864 3872 windefender.exe 125 PID 3872 wrote to memory of 3864 3872 windefender.exe 125 PID 3864 wrote to memory of 1964 3864 cmd.exe 126 PID 3864 wrote to memory of 1964 3864 cmd.exe 126 PID 3864 wrote to memory of 1964 3864 cmd.exe 126 -
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\8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe"C:\Users\Admin\AppData\Local\Temp\8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2888
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C:\Users\Admin\AppData\Local\Temp\8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.exe"C:\Users\Admin\AppData\Local\Temp\8058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc.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:1220 -
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:936
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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:4716 -
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:1508
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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:1388
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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:3036
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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:1996 -
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:3056
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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:388
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4532
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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:3436
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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:5108
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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:2624
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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:2968
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3872 -
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:3864 -
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:1964
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3472
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
MD559f6204c3fc5a5b6ee7a01d9df37e05a
SHA109bea4f2e4020727cdd9e35a0dc2a51d7d43ec51
SHA25639929132ffca51cb662c32db01a344490e0e7228b409df93fb08b19c2ff50286
SHA5120e8b9c9074dc78a13042cd6f1610faf0a09ace37d83b687466cf8d37951de2fe95a9b0e35c6a7877da6a6fb11a414607104dac9bd859fb83ccd4a4904677240f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD584e5388eede8a600e49ae6a8c24217b4
SHA19fd38f5754322d840177751976f0964661ebb979
SHA256b0541bed09ea71cfefc03eebc133843f3c59bf7892b886d34b317124cb27fce6
SHA512b312dd511e80fd6e2ab37748e88f85a609a4f53d0917af3af3f2291d1dc85f4bcf2d03aee8cef17f212f8af06143912034d60082147f3b31d29a9e29c0896ff3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD566f302bd8f146651a4c3fb667110bf1f
SHA1f3af47fbe0754228169958c7f9ff25e4eac2ac01
SHA256789df657ea2d1e11c0a32b46251e9e4231862950065a7f5030b53c8e84f32395
SHA5128c23782c30974cf6bab63245c558e5ae7ac0123cf3ab86eb1be072d4de1745eb944f81cee72f6eaf30e51fd48a89c916034f7111ea46f09d0f9f8ad51f7287e0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56124fc9b7800f4dab440d8585a3b620c
SHA1c515bb3a848fc4deb10acd45d73c18bf1c1877f0
SHA25695e008f987c82e3bcf0922476b9d0f37b5158a35a1eba1300b0f2b427142d9ea
SHA512d938775551a9a00187745c8e2b9ad0ff45c4a52a83f01a384ffd3a4fdd930ba0e6200ec07cb3e7cbf691c8e1eb6cea93c4d0aaa6f2d7621c4e5f52ef2203c70c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f2cb6473f24301cc0b6a3fc806bc7ea7
SHA19e66ddb0e3b08818cc168e708ba9c6095d3acd73
SHA256529422550f3cab038c8a91c771574293c270eabc05e255533ad7866cd3707576
SHA5122755d51d244ba3f263294abe1c688941bc5ae193dbcdc79ce8566d0b7e522284ca341246c0357d2f889bc92bf3efd87b7fb2fa6175bf627bd2eb68e006d5668b
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Filesize
4.1MB
MD503a30eb13e8490af980a5dbf0021d981
SHA1562105f97ad38e74c214e5a1b1e4067d1f47bacd
SHA2568058f35faa86f1aa80417263e608f137a02a3c7a196462687b9182990b24e9dc
SHA512ab440c14dbed6f6357a954e18ddba4e3163b44258964796a3407af81cc1f58668ee62578a26a0a471cff2893f36f08c02f3549811f7012ed5ff185d3ab3e5eab
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec