Analysis
-
max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2023 19:33
Static task
static1
General
-
Target
5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe
-
Size
4.2MB
-
MD5
879235a3cedc9b28556ea5e15ef4ff3e
-
SHA1
03c180fe7085abeb98d2c2e3dea5d6fe83537956
-
SHA256
5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968
-
SHA512
6dac27b99ae6395046928da0fe2b8fd654d29b7218efbf12924e256ea78203ab8fdc5f716495ea3eaffa6f6853a746a4a08cb491f1ea385f8da7b00014253a91
-
SSDEEP
49152:pyK637QtKoH4+ANeIYPbgImLWtTChchZ7v0WxIkBpHxkma6aWZiUVB0RDB6Q9gny:IR7QcBYDgzLs+YbzvPZijR9sE9NOiD
Malware Config
Signatures
-
Glupteba payload 16 IoCs
resource yara_rule behavioral1/memory/1496-134-0x0000000002DA0000-0x000000000368B000-memory.dmp family_glupteba behavioral1/memory/1496-151-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1496-173-0x0000000002DA0000-0x000000000368B000-memory.dmp family_glupteba behavioral1/memory/1496-181-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4068-234-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4068-264-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-330-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-351-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-360-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-362-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-364-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-366-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-368-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-370-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-372-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2380-380-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4564 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 2380 csrss.exe 3376 injector.exe 1704 windefender.exe 4516 windefender.exe 4352 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000023174-354.dat upx behavioral1/memory/1704-355-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0007000000023174-356.dat upx behavioral1/files/0x0007000000023174-357.dat upx behavioral1/memory/1704-358-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4516-359-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4516-365-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000300000001e2aa-376.dat upx behavioral1/files/0x000300000001e2aa-377.dat upx behavioral1/memory/4352-378-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4516-379-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4352-381-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4352-383-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\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.
-
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\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 File created 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 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe File created C:\Windows\rss\csrss.exe 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.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 3808 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 564 schtasks.exe 2704 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\1e\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.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\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\1e\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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\1e\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2748 powershell.exe 2748 powershell.exe 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 2000 powershell.exe 2000 powershell.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 2372 powershell.exe 2372 powershell.exe 4660 powershell.exe 4660 powershell.exe 4168 powershell.exe 4168 powershell.exe 4732 powershell.exe 4732 powershell.exe 3952 powershell.exe 3952 powershell.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 2380 csrss.exe 2380 csrss.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 2380 csrss.exe 2380 csrss.exe 3376 injector.exe 3376 injector.exe 2380 csrss.exe 2380 csrss.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe 3376 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2748 powershell.exe Token: SeDebugPrivilege 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Token: SeImpersonatePrivilege 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe Token: SeDebugPrivilege 2000 powershell.exe Token: SeDebugPrivilege 2372 powershell.exe Token: SeDebugPrivilege 4660 powershell.exe Token: SeDebugPrivilege 4168 powershell.exe Token: SeDebugPrivilege 4732 powershell.exe Token: SeDebugPrivilege 3952 powershell.exe Token: SeSystemEnvironmentPrivilege 2380 csrss.exe Token: SeSecurityPrivilege 3808 sc.exe Token: SeSecurityPrivilege 3808 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1496 wrote to memory of 2748 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 82 PID 1496 wrote to memory of 2748 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 82 PID 1496 wrote to memory of 2748 1496 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 82 PID 4068 wrote to memory of 2000 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 87 PID 4068 wrote to memory of 2000 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 87 PID 4068 wrote to memory of 2000 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 87 PID 4068 wrote to memory of 4524 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 92 PID 4068 wrote to memory of 4524 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 92 PID 4524 wrote to memory of 4564 4524 cmd.exe 94 PID 4524 wrote to memory of 4564 4524 cmd.exe 94 PID 4068 wrote to memory of 2372 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 96 PID 4068 wrote to memory of 2372 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 96 PID 4068 wrote to memory of 2372 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 96 PID 4068 wrote to memory of 4660 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 100 PID 4068 wrote to memory of 4660 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 100 PID 4068 wrote to memory of 4660 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 100 PID 4068 wrote to memory of 2380 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 102 PID 4068 wrote to memory of 2380 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 102 PID 4068 wrote to memory of 2380 4068 5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe 102 PID 2380 wrote to memory of 4168 2380 csrss.exe 103 PID 2380 wrote to memory of 4168 2380 csrss.exe 103 PID 2380 wrote to memory of 4168 2380 csrss.exe 103 PID 2380 wrote to memory of 4732 2380 csrss.exe 109 PID 2380 wrote to memory of 4732 2380 csrss.exe 109 PID 2380 wrote to memory of 4732 2380 csrss.exe 109 PID 2380 wrote to memory of 3952 2380 csrss.exe 111 PID 2380 wrote to memory of 3952 2380 csrss.exe 111 PID 2380 wrote to memory of 3952 2380 csrss.exe 111 PID 2380 wrote to memory of 3376 2380 csrss.exe 113 PID 2380 wrote to memory of 3376 2380 csrss.exe 113 PID 1704 wrote to memory of 3444 1704 windefender.exe 119 PID 1704 wrote to memory of 3444 1704 windefender.exe 119 PID 1704 wrote to memory of 3444 1704 windefender.exe 119 PID 3444 wrote to memory of 3808 3444 cmd.exe 120 PID 3444 wrote to memory of 3808 3444 cmd.exe 120 PID 3444 wrote to memory of 3808 3444 cmd.exe 120 PID 2380 wrote to memory of 4352 2380 csrss.exe 122 PID 2380 wrote to memory of 4352 2380 csrss.exe 122 PID 2380 wrote to memory of 4352 2380 csrss.exe 122 -
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
-
C:\Users\Admin\AppData\Local\Temp\5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe"C:\Users\Admin\AppData\Local\Temp\5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2748
-
-
C:\Users\Admin\AppData\Local\Temp\5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.exe"C:\Users\Admin\AppData\Local\Temp\5fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968.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:4068 -
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:2000
-
-
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:4524 -
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:4564
-
-
-
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:2372
-
-
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:4660
-
-
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:2380 -
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:4168
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:564
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4944
-
-
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:4732
-
-
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:3952
-
-
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:3376
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2704
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1704 -
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:3444 -
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:3808
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:4352 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:2732
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2896
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4516
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bc0f71b80d60384916f1e38dffd2e1e5
SHA1fc048700e0fbeb075182a63554a2d0c39528f83e
SHA256efe5b81e7e5cd529709517e93c4d5e41c7c11a155eff91cb04ded981fc7952a5
SHA5129bfe28c8abe82fc8264eab0e2c1346bcb52aad34d9fec4c4ce75190021310c00d1dec38aa2daf1627c92192c22b28ffbe3e2e4b09f4afb905464a5610488c75f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54465c36dcf702af129ba6a81b252ea0c
SHA1d4067d823134d947a2783b5b9a3f8aa40a70086c
SHA256e97741161f31ccfc74b0db05d8655ab9c501b0cb404955a7cca6c75aa3b8d277
SHA51239c176f03348120f5a0b70951347a365dd4ba775684aa53fc284ac8845233731d8b737a90f01d9eb39663e0eb1165c7eb2eaa07b63b827983cfc3e8d2c8e2d93
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56f16435fa5039a5ef67bbcdf2739d61a
SHA15e629c44cdac6cb74179e816bfc7107c500b84cd
SHA256a9c2bb6c5bbaa48cf4e1ad92f68cc319c835a3414a78732a3d2d93124fd6229c
SHA512a86c8930b1338cb41fcd90d66be5449a93ad32716082ac5617d6db91838903844bfa8f2f7f9b7affeb90b9d326672b91439137eec9b5a2f2ac10ceb9ec06b481
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aeb23d00a3b2bffcae10d8f2ecf5e904
SHA139045eed734046de6ef185e228c100618cad5ade
SHA256c43172e238c4e8fcd62e77360e85110c02e31856dc100dc18de7751c6f158cd9
SHA512748ac3ec648dd4587fcdae7539b001b4d6441826cf8c3eee96cb5e3526e974242badea2959ddb9a41a91b42177c61b00230f7749f7f08519c3ec56eea0b7a191
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5260b536b4dbc3a9c4887f9fba957772c
SHA1752a0e67456717906c076bf4993b4be1c8a847fc
SHA25628eeea3847e60982e2d66221427424c33d7df9f374e10c35c9d00a0bacf3d82f
SHA512426b71b1c55f729bc128d2870f92bc853ce71c1644ab40d7d23eb7686d8859d48662dea407b02d6e39c78e3af95928b4761b51234ff41d4e2432f79751749423
-
Filesize
4.2MB
MD5879235a3cedc9b28556ea5e15ef4ff3e
SHA103c180fe7085abeb98d2c2e3dea5d6fe83537956
SHA2565fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968
SHA5126dac27b99ae6395046928da0fe2b8fd654d29b7218efbf12924e256ea78203ab8fdc5f716495ea3eaffa6f6853a746a4a08cb491f1ea385f8da7b00014253a91
-
Filesize
4.2MB
MD5879235a3cedc9b28556ea5e15ef4ff3e
SHA103c180fe7085abeb98d2c2e3dea5d6fe83537956
SHA2565fae1a2f4dbb01cd5424709d7ee379a00b713987921f23f3d7045fad73bfe968
SHA5126dac27b99ae6395046928da0fe2b8fd654d29b7218efbf12924e256ea78203ab8fdc5f716495ea3eaffa6f6853a746a4a08cb491f1ea385f8da7b00014253a91
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec