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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 01:31
Static task
static1
Behavioral task
behavioral1
Sample
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe
Resource
win10v2004-20240508-en
General
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Target
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe
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Size
4.1MB
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MD5
3e12c2841545c2d6b980885770ad2472
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SHA1
1ef686a2f2adb10e2aada4fc8ff29326816fbbaa
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SHA256
0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f
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SHA512
2f693dcaee505b1715e2f83dcd42aad8b9fb2290c52c76cc6d305bbf274267eaa36008ed2beb0bf1bb9e3ba4c308990235d315c84c42e3193d85eb5308f217f6
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SSDEEP
98304:yf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFk:Bos8riuQnYS21lsngzdH/0gK
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2140-2-0x0000000004950000-0x000000000523B000-memory.dmp family_glupteba behavioral1/memory/2140-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2140-92-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2140-133-0x0000000004950000-0x000000000523B000-memory.dmp family_glupteba behavioral1/memory/4436-132-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2140-207-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1948-214-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-225-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-228-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-231-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-234-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-237-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-240-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-243-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-246-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-249-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-252-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-255-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1948-258-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1376 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1948 csrss.exe 4644 injector.exe 3976 windefender.exe 2176 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002340c-217.dat upx behavioral1/memory/3976-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2176-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3976-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2176-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2176-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe File created C:\Windows\rss\csrss.exe 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe File created 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 2964 sc.exe -
pid Process 1368 powershell.exe 4384 powershell.exe 3648 powershell.exe 3168 powershell.exe 1228 powershell.exe 1996 powershell.exe 4772 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 3752 schtasks.exe 3572 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.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,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (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\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard 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" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3168 powershell.exe 3168 powershell.exe 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 1228 powershell.exe 1228 powershell.exe 1228 powershell.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 1996 powershell.exe 1996 powershell.exe 1996 powershell.exe 4772 powershell.exe 4772 powershell.exe 1368 powershell.exe 1368 powershell.exe 4384 powershell.exe 4384 powershell.exe 3648 powershell.exe 3648 powershell.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 1948 csrss.exe 1948 csrss.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 1948 csrss.exe 1948 csrss.exe 4644 injector.exe 4644 injector.exe 1948 csrss.exe 1948 csrss.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe 4644 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3168 powershell.exe Token: SeDebugPrivilege 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Token: SeImpersonatePrivilege 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe Token: SeDebugPrivilege 1228 powershell.exe Token: SeDebugPrivilege 1996 powershell.exe Token: SeDebugPrivilege 4772 powershell.exe Token: SeDebugPrivilege 1368 powershell.exe Token: SeDebugPrivilege 4384 powershell.exe Token: SeDebugPrivilege 3648 powershell.exe Token: SeSystemEnvironmentPrivilege 1948 csrss.exe Token: SeSecurityPrivilege 2964 sc.exe Token: SeSecurityPrivilege 2964 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2140 wrote to memory of 3168 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 87 PID 2140 wrote to memory of 3168 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 87 PID 2140 wrote to memory of 3168 2140 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 87 PID 4436 wrote to memory of 1228 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 98 PID 4436 wrote to memory of 1228 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 98 PID 4436 wrote to memory of 1228 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 98 PID 4436 wrote to memory of 4616 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 102 PID 4436 wrote to memory of 4616 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 102 PID 4616 wrote to memory of 1376 4616 cmd.exe 132 PID 4616 wrote to memory of 1376 4616 cmd.exe 132 PID 4436 wrote to memory of 1996 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 105 PID 4436 wrote to memory of 1996 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 105 PID 4436 wrote to memory of 1996 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 105 PID 4436 wrote to memory of 4772 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 108 PID 4436 wrote to memory of 4772 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 108 PID 4436 wrote to memory of 4772 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 108 PID 4436 wrote to memory of 1948 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 110 PID 4436 wrote to memory of 1948 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 110 PID 4436 wrote to memory of 1948 4436 0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe 110 PID 1948 wrote to memory of 1368 1948 csrss.exe 111 PID 1948 wrote to memory of 1368 1948 csrss.exe 111 PID 1948 wrote to memory of 1368 1948 csrss.exe 111 PID 1948 wrote to memory of 4384 1948 csrss.exe 116 PID 1948 wrote to memory of 4384 1948 csrss.exe 116 PID 1948 wrote to memory of 4384 1948 csrss.exe 116 PID 1948 wrote to memory of 3648 1948 csrss.exe 119 PID 1948 wrote to memory of 3648 1948 csrss.exe 119 PID 1948 wrote to memory of 3648 1948 csrss.exe 119 PID 1948 wrote to memory of 4644 1948 csrss.exe 121 PID 1948 wrote to memory of 4644 1948 csrss.exe 121 PID 3976 wrote to memory of 5076 3976 windefender.exe 127 PID 3976 wrote to memory of 5076 3976 windefender.exe 127 PID 3976 wrote to memory of 5076 3976 windefender.exe 127 PID 5076 wrote to memory of 2964 5076 cmd.exe 128 PID 5076 wrote to memory of 2964 5076 cmd.exe 128 PID 5076 wrote to memory of 2964 5076 cmd.exe 128 -
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\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3168
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C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.exe"C:\Users\Admin\AppData\Local\Temp\0af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f.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:4436 -
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:1228
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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:4616 -
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:1376
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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:1996
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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:4772
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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:1948 -
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:1368
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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:3572
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4380
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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:4384
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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:3648
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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:4644
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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:3752
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3976 -
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:5076 -
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:2964
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2176
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:1376
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
MD52bbb9da4ffc79d04b5b7285a9eb3a55e
SHA1ab795b67d6ca496b132368c987a070fd821df447
SHA256f683a64efc093b1ac7ade1a2d6a7204cd65a21e9517b4a0c809089127cf5b2ec
SHA51284848fccbc969eb3ebf3e68a9f1629b082bc8268a37b62b8e304938e4a20e0b1eb93b7d56fd52b27c018444a4378a29217ed6ce47796dc1596b824eb38bb41df
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bf456e0e914e1c7bc1352c65a639361e
SHA14f79ff83440f49c73b25a121d8ee02845514b4f3
SHA2567f1add2c96a75a60a73dbc73c0097bfc98a3a0759d40bf0bb6ebf7b15ffcd094
SHA512c31129949edc0f5fe635df9919d71bfbf4f5672089368656e936fe03e29672a76eeae6fb15f064a710604f112ea616c413bb761d7ec38cd48b1f63bf34437e87
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f89f41a4c906747cb6310db34973f54
SHA1f8d1d1d144aa11a05ee0e8c584aaa5b6af24bda1
SHA256a766b2138e970c19673a3c2c2f1bfd6a15be1456afb3ebe35bf56be4b5cc759c
SHA5126486636747184734bed38919deab769cac89c7a97e6f023766bf0aaa915da901b3209dfdf8dff4b833f296cccbe206d2134421a95477b64345adf82e136a1949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58c3ecdfde6ae95d9379a74bbc7d81bc0
SHA1a9ea88bae5396f9219cd1fd0d2f292943675f248
SHA256ca60bdfc045a45073dbc3d86dcb1659f1b0b43b6caf7e62f55023829f829e4f1
SHA5120af0851e40e84bdf0bf1ffd130ed14cdd3d64bdb8490e5de5839dd25568a38b827febe7773b95f98c5dd6cecff390696f667093cdaa33b38f232b59d36207f18
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD592608dbc58f2cd9704806c7d3f66fd33
SHA1d3d37a595a59c70866f33f07468838a5e1b3d17e
SHA2565140c51e8da44f27034e8fe383b841c6c43078228475edfd405e140a90b7a901
SHA512edd97b016254557236463bf2f4921b92cce6492ce226db44931dbc38e91232d00f516bb295b961161a723bc32034da1b312083d523d97c908de28c5fdffc9b04
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Filesize
4.1MB
MD53e12c2841545c2d6b980885770ad2472
SHA11ef686a2f2adb10e2aada4fc8ff29326816fbbaa
SHA2560af70315286a7a5b1a4c656c3e4483e7781637543ffbdffc4d30021389496c2f
SHA5122f693dcaee505b1715e2f83dcd42aad8b9fb2290c52c76cc6d305bbf274267eaa36008ed2beb0bf1bb9e3ba4c308990235d315c84c42e3193d85eb5308f217f6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec