Analysis
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max time kernel
150s -
max time network
156s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 19:52
Static task
static1
Behavioral task
behavioral1
Sample
96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe
Resource
win10v2004-20240426-en
General
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Target
96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe
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Size
4.1MB
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MD5
4ce21b9eb72f6c85d577219a3399eaf6
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SHA1
f2c7e67ef73a1315c47a2f46fbd1e3ced422c2df
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SHA256
96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055
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SHA512
62ebbdf424c8aaca68819ecde52819baa7fde4c2889934d2f9019e6cb928a0e267c74e3d284393d7a67c4d3973da22ca41e3d3907f1e17ecbce5919a3746f142
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SSDEEP
49152:NKSHQE6bCrQt9J2m6qYk0f+BzgqdGFArOOO8EeNSlBbqHPgo81vjAIlxiZQJwc:N1wCr5kG+hEArjFEeNSldQg15xmhc
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/2932-2-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral2/memory/2932-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2932-128-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/2932-164-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral2/memory/1432-188-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/2932-194-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1408-196-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-208-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-212-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-220-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-224-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-228-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-248-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1408-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4512 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1408 csrss.exe 1748 injector.exe 1480 windefender.exe 1504 windefender.exe -
resource yara_rule behavioral2/memory/1480-202-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/files/0x000200000002aa10-203.dat upx behavioral2/memory/1504-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1480-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1504-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1504-218-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\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 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1756 sc.exe -
pid Process 580 powershell.exe 1724 powershell.exe 3464 powershell.exe 780 powershell.exe 2828 powershell.exe 4412 powershell.exe 3876 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2844 3876 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4656 schtasks.exe 4588 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.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" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.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,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT 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" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.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,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3876 powershell.exe 3876 powershell.exe 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 580 powershell.exe 580 powershell.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 1724 powershell.exe 1724 powershell.exe 3464 powershell.exe 3464 powershell.exe 780 powershell.exe 780 powershell.exe 2828 powershell.exe 2828 powershell.exe 4412 powershell.exe 4412 powershell.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1408 csrss.exe 1408 csrss.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1408 csrss.exe 1408 csrss.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1408 csrss.exe 1408 csrss.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe 1748 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3876 powershell.exe Token: SeDebugPrivilege 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Token: SeImpersonatePrivilege 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe Token: SeDebugPrivilege 580 powershell.exe Token: SeDebugPrivilege 1724 powershell.exe Token: SeDebugPrivilege 3464 powershell.exe Token: SeDebugPrivilege 780 powershell.exe Token: SeDebugPrivilege 2828 powershell.exe Token: SeDebugPrivilege 4412 powershell.exe Token: SeSystemEnvironmentPrivilege 1408 csrss.exe Token: SeSecurityPrivilege 1756 sc.exe Token: SeSecurityPrivilege 1756 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2932 wrote to memory of 3876 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 82 PID 2932 wrote to memory of 3876 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 82 PID 2932 wrote to memory of 3876 2932 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 82 PID 1432 wrote to memory of 580 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 91 PID 1432 wrote to memory of 580 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 91 PID 1432 wrote to memory of 580 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 91 PID 1432 wrote to memory of 428 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 93 PID 1432 wrote to memory of 428 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 93 PID 428 wrote to memory of 4512 428 cmd.exe 95 PID 428 wrote to memory of 4512 428 cmd.exe 95 PID 1432 wrote to memory of 1724 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 96 PID 1432 wrote to memory of 1724 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 96 PID 1432 wrote to memory of 1724 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 96 PID 1432 wrote to memory of 3464 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 98 PID 1432 wrote to memory of 3464 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 98 PID 1432 wrote to memory of 3464 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 98 PID 1432 wrote to memory of 1408 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 100 PID 1432 wrote to memory of 1408 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 100 PID 1432 wrote to memory of 1408 1432 96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe 100 PID 1408 wrote to memory of 780 1408 csrss.exe 101 PID 1408 wrote to memory of 780 1408 csrss.exe 101 PID 1408 wrote to memory of 780 1408 csrss.exe 101 PID 1408 wrote to memory of 2828 1408 csrss.exe 107 PID 1408 wrote to memory of 2828 1408 csrss.exe 107 PID 1408 wrote to memory of 2828 1408 csrss.exe 107 PID 1408 wrote to memory of 4412 1408 csrss.exe 109 PID 1408 wrote to memory of 4412 1408 csrss.exe 109 PID 1408 wrote to memory of 4412 1408 csrss.exe 109 PID 1408 wrote to memory of 1748 1408 csrss.exe 111 PID 1408 wrote to memory of 1748 1408 csrss.exe 111 PID 1480 wrote to memory of 3836 1480 windefender.exe 117 PID 1480 wrote to memory of 3836 1480 windefender.exe 117 PID 1480 wrote to memory of 3836 1480 windefender.exe 117 PID 3836 wrote to memory of 1756 3836 cmd.exe 118 PID 3836 wrote to memory of 1756 3836 cmd.exe 118 PID 3836 wrote to memory of 1756 3836 cmd.exe 118 -
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\96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe"C:\Users\Admin\AppData\Local\Temp\96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 25323⤵
- Program crash
PID:2844
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C:\Users\Admin\AppData\Local\Temp\96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.exe"C:\Users\Admin\AppData\Local\Temp\96baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055.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:1432 -
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:580
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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:428 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:4512
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1724
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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:3464
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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:1408 -
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:780
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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:4656
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2892
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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:2828
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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:4412
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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:1748
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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:4588
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1480 -
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:3836 -
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:1756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3876 -ip 38761⤵PID:2816
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1504
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577456eaeeea293f07ba95fb0cbc9fa99
SHA1dc2f321f3d30432626cfa4204df2c13ecf1f8c78
SHA2569ecc84bfa51769721bd730878872586f1618c309019a8e6e3209c940c0257a9d
SHA51276174a5aaa2286dc6fb36f64ab0af6a8b575db52a008c13add67864bbb19b37beee73aa12c768f7cc6fef73dcf335bd7c6f6341ec5b071d07dbd516e5a7562aa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c1dfd4e5343b4ece9a73e74b92e59064
SHA1f41717c1a9fd9b5a6b9441dae5ab7d1a3044b67c
SHA256597b75b6394411079f29297cb6a20a0356f16b3ed9a608d791db8d0b3e619088
SHA5123770425929fcf30142c8aa16bc6a841322cbd0f37f7f793e3a2ad9fad2be2508edbfcf55bf8637a91d93950b6ed8814290d160e31ed587c39aace9da811e3cac
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5702ac5e2267d68facc2205120b4d0778
SHA1d7a6d602eb98374b7c39898908417375f88e5484
SHA2569a97651b174d38da6762fae1a36fbb2e6030f331d0a6cef0306918a7aeb6fbdb
SHA512c458a3cecdcf081db0a8d4e2a9bc90c2adec86aec1454b634728e3573f030b3d1af6cccbd9b71e0b3bf6e5a2208fa9a124b454730d5402049fe72917cf3828bd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d5d76df54877fd919350b7b7c8d4b9b4
SHA132dbf987719e49c2c8ae755c8dc947489fd0d5b7
SHA2566e66f45e4426ddf69d8c0c8394ae1030595cf32dfe7895aeb6e47071257d3987
SHA512976f6a90cbbdc5dc029b7f2c4e231f49b285e6bc50ed7aa7f5bb201f9fe4e6674ff7dc685e56a2accfa03bd1541253fec59cfb9bb26ac9d5738972ce72a85923
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dce27f76b28b9242d66e4f203806707c
SHA16e78f8267b87fd74ee4fe420784d31653b9affc9
SHA256c8b2a0139d9fc778760787c4ab60179bd06340f4d344961c08da1f04d4a2fe3f
SHA512aae378cd735a18abde4792188f6bef9419f2ccddab1f9011311f77a1746e92310f3e0c52a174c11ab281655985312d09866a3c1a09fa470fb73b2d90f43025fe
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Filesize
4.1MB
MD54ce21b9eb72f6c85d577219a3399eaf6
SHA1f2c7e67ef73a1315c47a2f46fbd1e3ced422c2df
SHA25696baa793e6071cb4cabe3e8fdfeac69c4c3d606343930156587921b25495c055
SHA51262ebbdf424c8aaca68819ecde52819baa7fde4c2889934d2f9019e6cb928a0e267c74e3d284393d7a67c4d3973da22ca41e3d3907f1e17ecbce5919a3746f142
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec