Analysis
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max time kernel
149s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/03/2024, 21:04
Static task
static1
Behavioral task
behavioral1
Sample
8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe
Resource
win10v2004-20240226-en
General
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Target
8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe
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Size
4.1MB
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MD5
4b24544ea7a07da37a71ee361bd4cc52
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SHA1
3f43bd5b6e016df59624f987a86bdbdafa899958
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SHA256
8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587
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SHA512
50be32b8e1c76f9c0b25b3d564f09c4627e23a07a4c54b7eea3bf4e9dc31a9c28e832b65ae1ee002fbce1a28dd8aa6d92a7aeb110ad6173e618999ac842c5a4c
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SSDEEP
98304:O4lk+YdmqgfknygZmAS7e7tY4V/3ScWgvbhGdO/y:zlk+YwuyCk7epY4V/3SiTh2O/y
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3484-2-0x0000000002ED0000-0x00000000037BB000-memory.dmp family_glupteba behavioral1/memory/3484-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4296-56-0x0000000002EC0000-0x00000000037AB000-memory.dmp family_glupteba behavioral1/memory/4296-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3484-59-0x0000000002ED0000-0x00000000037BB000-memory.dmp family_glupteba behavioral1/memory/3484-85-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4296-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-270-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-274-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-278-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-282-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-286-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-290-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-294-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-298-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-302-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-306-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-310-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/516-314-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2516 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 516 csrss.exe 3784 injector.exe 880 windefender.exe 1380 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023266-263.dat upx behavioral1/memory/880-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1380-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1380-280-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\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 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe File created C:\Windows\rss\csrss.exe 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3216 sc.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 2712 schtasks.exe 5060 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\22\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\22\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.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\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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\22\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1056 powershell.exe 1056 powershell.exe 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 5032 powershell.exe 5032 powershell.exe 5032 powershell.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 2360 powershell.exe 2360 powershell.exe 2360 powershell.exe 1392 powershell.exe 1392 powershell.exe 1392 powershell.exe 4984 powershell.exe 4984 powershell.exe 4984 powershell.exe 4052 powershell.exe 4052 powershell.exe 4052 powershell.exe 2784 powershell.exe 2784 powershell.exe 2784 powershell.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 516 csrss.exe 516 csrss.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 516 csrss.exe 516 csrss.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 516 csrss.exe 516 csrss.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe 3784 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1056 powershell.exe Token: SeDebugPrivilege 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Token: SeImpersonatePrivilege 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe Token: SeDebugPrivilege 5032 powershell.exe Token: SeDebugPrivilege 2360 powershell.exe Token: SeDebugPrivilege 1392 powershell.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeSystemEnvironmentPrivilege 516 csrss.exe Token: SeSecurityPrivilege 3216 sc.exe Token: SeSecurityPrivilege 3216 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3484 wrote to memory of 1056 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 93 PID 3484 wrote to memory of 1056 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 93 PID 3484 wrote to memory of 1056 3484 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 93 PID 4296 wrote to memory of 5032 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 98 PID 4296 wrote to memory of 5032 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 98 PID 4296 wrote to memory of 5032 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 98 PID 4296 wrote to memory of 4828 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 100 PID 4296 wrote to memory of 4828 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 100 PID 4828 wrote to memory of 2516 4828 cmd.exe 102 PID 4828 wrote to memory of 2516 4828 cmd.exe 102 PID 4296 wrote to memory of 2360 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 105 PID 4296 wrote to memory of 2360 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 105 PID 4296 wrote to memory of 2360 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 105 PID 4296 wrote to memory of 1392 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 108 PID 4296 wrote to memory of 1392 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 108 PID 4296 wrote to memory of 1392 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 108 PID 4296 wrote to memory of 516 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 110 PID 4296 wrote to memory of 516 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 110 PID 4296 wrote to memory of 516 4296 8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe 110 PID 516 wrote to memory of 4984 516 csrss.exe 111 PID 516 wrote to memory of 4984 516 csrss.exe 111 PID 516 wrote to memory of 4984 516 csrss.exe 111 PID 516 wrote to memory of 4052 516 csrss.exe 118 PID 516 wrote to memory of 4052 516 csrss.exe 118 PID 516 wrote to memory of 4052 516 csrss.exe 118 PID 516 wrote to memory of 2784 516 csrss.exe 121 PID 516 wrote to memory of 2784 516 csrss.exe 121 PID 516 wrote to memory of 2784 516 csrss.exe 121 PID 516 wrote to memory of 3784 516 csrss.exe 123 PID 516 wrote to memory of 3784 516 csrss.exe 123 PID 880 wrote to memory of 4620 880 windefender.exe 130 PID 880 wrote to memory of 4620 880 windefender.exe 130 PID 880 wrote to memory of 4620 880 windefender.exe 130 PID 4620 wrote to memory of 3216 4620 cmd.exe 131 PID 4620 wrote to memory of 3216 4620 cmd.exe 131 PID 4620 wrote to memory of 3216 4620 cmd.exe 131 -
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\8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe"C:\Users\Admin\AppData\Local\Temp\8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1056
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C:\Users\Admin\AppData\Local\Temp\8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.exe"C:\Users\Admin\AppData\Local\Temp\8454980baef577d11f0843b9452888e5e72a9651ddf506f7b41526bf8f49b587.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:4296 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5032
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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:4828 -
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:2516
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2360
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1392
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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:516 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984
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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:5060
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3772
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4052
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2784
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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:3784
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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:2712
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:880 -
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:4620 -
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:3216
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1380
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
MD578578cf28c1f8e03f07271e558f604e7
SHA126236547bc2ddf354b2001b1f22635e3de72dd58
SHA256d2a61dc2eaae108fd96e3cd3a4d76d334bf7304d94729ebf05a7de50ee256b07
SHA51245fa390d43e5a990c3c1fd751b6856ad79485dc99290bb8c3e83e25ecc39c946bd3bc1752222e21dd9da3c58442315610b76aa770644db2c902d0fe2c39fa891
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fb43103c4333d2088dd462f9123fd280
SHA190d71da53a31062c6d2555865adcaa7854f46849
SHA2560ce1f5f1cf953298394791a4c6f1a3a8a1c41d3169f9d9a323d113bc3a597c23
SHA512182f86aaece478ed1a2b4a14a352e4fa2cf07ba9162f9ed4804097089d91a9c805798021d772275f40aa416658b4f43e188d852dea9611db47407afe04f19e36
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize1KB
MD5dc1ec53c3755eeb5d3da1e6b9e64a704
SHA16ffe0e911461a6d28f758d0c96fafacf61912de0
SHA256d2d9ca451065774443cb50c83c76bc70c8abc362a3ab929e2df22b786ab44813
SHA512c076107d7d3834a8b2fa18c5b4860b72cda466813b997d5ec809a84068b7a5105c7f347e3fcf2fd0c2c2391da39efbd7c94fecd6fe01e3208bb0dc01b3b2ed78
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50aea26fad3a0469356df2c8aac7c27db
SHA1a293b60755ae7b4a532000850bf6cffc5a9362f5
SHA256ead6815d83acdb0e4d888a9274442bcf1388d3530cac7ae90f2c449f318e5893
SHA512a74335f19c3272697458a128fb7037910c6fed54f15b9ba76cf0503170b1ae58d82bea6ce96b771fd0c36c79b251369d1719c9c708520de2fd0963dda6f0d75f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5142740ac9b043cfb0e8c62f8d0d7c7c4
SHA1380a6634d8585ba2fdeae5cb37701d11841d99a9
SHA25601b864133f87d76891221c82d8e9e9cba5c77b2de80dd9ac91700e0230855ed0
SHA5128edb39e81258010c347104c9c361368cc6f2601dc043d29c812c2ca9fd195bd652a46bcf06f525d2336391946bb77bfb0ff662976d365edff725d309d19314ab
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Filesize
136KB
MD5f1c81c1c27472be565be40d21c5d6f47
SHA1bc780cd0630c0712bd94e197f94c13c4858c90e5
SHA2567b17ef245973a83cf5bd7b5b94e4945f6e159d6e377828c8d847c61195bd71af
SHA51286f49d8cbb826b004b559e3ae9f1889704346e188f33bb2c0c415131e7816d8f266e379231bc7286c5be0428d984c5964edd75f4b773aece05bee6dc4d009945
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Filesize
104KB
MD5368fc30523b6722fe0c5516f3fbf256e
SHA197af8e3457ac98fef7a6e005292476e65eceebf3
SHA25678c73dcbe75468f850f2775b1704e9585a840ed38301f1b34b21c9a9b72e0d75
SHA5123f3fc4a8a2b118942bdd3429bf382b56934d4e246171ae13b103193758abcf94468a5c7630a7241fe046468035759987394b058958f791b14744fc9d08e134fe
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec