Analysis
-
max time kernel
150s -
max time network
147s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/04/2024, 14:05
Static task
static1
Behavioral task
behavioral1
Sample
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe
Resource
win10v2004-20240412-en
General
-
Target
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe
-
Size
4.2MB
-
MD5
8f9e24d6ed40f77f07b4a63ecb0e36ba
-
SHA1
5d064315446c9e2e805ba0019a1895ab5c17cd83
-
SHA256
a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8
-
SHA512
bfb0441f116d71825c91f87120c668306fc321c948d9b817fa65b5339b0339b0eaf01130e3484bd6439a36033bcba53c9fd7693f95a9c8c84916a10948eee536
-
SSDEEP
98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYI:LaARFuKJWhQkavn//blllQdNaFDGXb
Malware Config
Signatures
-
Glupteba payload 21 IoCs
resource yara_rule behavioral2/memory/3476-2-0x0000000004070000-0x000000000495B000-memory.dmp family_glupteba behavioral2/memory/3476-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1496-52-0x0000000003F30000-0x000000000481B000-memory.dmp family_glupteba behavioral2/memory/1496-53-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3476-55-0x0000000004070000-0x000000000495B000-memory.dmp family_glupteba behavioral2/memory/3476-77-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1496-126-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1496-192-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-213-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-226-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-230-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-234-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-238-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-242-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-246-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-250-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-254-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-258-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-262-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-266-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1104-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4488 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1104 csrss.exe 2560 injector.exe 2092 windefender.exe 2496 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa13-219.dat upx behavioral2/memory/2092-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2496-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2496-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2496-248-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2718508534-2116753757-2794822388-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2718508534-2116753757-2794822388-1000\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 6 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 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 -
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 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe File created C:\Windows\rss\csrss.exe a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 428 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 4348 schtasks.exe 2548 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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\26\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4592 powershell.exe 4592 powershell.exe 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 4656 powershell.exe 4656 powershell.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 3252 powershell.exe 3252 powershell.exe 2632 powershell.exe 2632 powershell.exe 1344 powershell.exe 1344 powershell.exe 784 powershell.exe 784 powershell.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 1104 csrss.exe 1104 csrss.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 1104 csrss.exe 1104 csrss.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 1104 csrss.exe 1104 csrss.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe 2560 injector.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 4592 powershell.exe Token: SeDebugPrivilege 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Token: SeImpersonatePrivilege 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe Token: SeDebugPrivilege 4656 powershell.exe Token: SeDebugPrivilege 3252 powershell.exe Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 1344 powershell.exe Token: SeDebugPrivilege 784 powershell.exe Token: SeSystemEnvironmentPrivilege 1104 csrss.exe Token: SeSecurityPrivilege 428 sc.exe Token: SeSecurityPrivilege 428 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3476 wrote to memory of 4592 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 81 PID 3476 wrote to memory of 4592 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 81 PID 3476 wrote to memory of 4592 3476 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 81 PID 1496 wrote to memory of 4656 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 86 PID 1496 wrote to memory of 4656 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 86 PID 1496 wrote to memory of 4656 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 86 PID 1496 wrote to memory of 3020 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 88 PID 1496 wrote to memory of 3020 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 88 PID 3020 wrote to memory of 4488 3020 cmd.exe 90 PID 3020 wrote to memory of 4488 3020 cmd.exe 90 PID 1496 wrote to memory of 3252 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 91 PID 1496 wrote to memory of 3252 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 91 PID 1496 wrote to memory of 3252 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 91 PID 1496 wrote to memory of 2632 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 93 PID 1496 wrote to memory of 2632 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 93 PID 1496 wrote to memory of 2632 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 93 PID 1496 wrote to memory of 1104 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 95 PID 1496 wrote to memory of 1104 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 95 PID 1496 wrote to memory of 1104 1496 a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe 95 PID 1104 wrote to memory of 4128 1104 csrss.exe 96 PID 1104 wrote to memory of 4128 1104 csrss.exe 96 PID 1104 wrote to memory of 4128 1104 csrss.exe 96 PID 1104 wrote to memory of 1344 1104 csrss.exe 101 PID 1104 wrote to memory of 1344 1104 csrss.exe 101 PID 1104 wrote to memory of 1344 1104 csrss.exe 101 PID 1104 wrote to memory of 784 1104 csrss.exe 104 PID 1104 wrote to memory of 784 1104 csrss.exe 104 PID 1104 wrote to memory of 784 1104 csrss.exe 104 PID 1104 wrote to memory of 2560 1104 csrss.exe 106 PID 1104 wrote to memory of 2560 1104 csrss.exe 106 PID 2092 wrote to memory of 3624 2092 windefender.exe 112 PID 2092 wrote to memory of 3624 2092 windefender.exe 112 PID 2092 wrote to memory of 3624 2092 windefender.exe 112 PID 3624 wrote to memory of 428 3624 cmd.exe 113 PID 3624 wrote to memory of 428 3624 cmd.exe 113 PID 3624 wrote to memory of 428 3624 cmd.exe 113 -
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\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4592
-
-
C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.exe"C:\Users\Admin\AppData\Local\Temp\a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8.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:1496 -
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:4656
-
-
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:3020 -
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:4488
-
-
-
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:3252
-
-
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:2632
-
-
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:1104 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Modifies data under HKEY_USERS
PID:4128
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4348
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:956
-
-
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:1344
-
-
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:784
-
-
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:2560
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2548
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2092 -
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:3624 -
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:428
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2496
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5405e91b87663576f535150f1bf009bc0
SHA10a74f343844b7d035e0a721f878ae1f6d916ee99
SHA256918094480ee91b2505e5a3dc9546b4600c30b9ffab4c3ac3456d61c9fb8d0904
SHA5123025b0484264730345be74a83a0956a434f33946ed592eae47d962b6d467d4b81b5c6ab2e3afa5133d3f6bcd69d7df52cfd866e57e5fe0eb8998b610b4c19b0c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5925a075f8505c6dc26ab2fb83ed07b5c
SHA140d9b9307efbad9eadbe5c7f118e4511028345be
SHA25637c20d4e0ffbd89aeb557f9216b10441cff556b2094c28c8ac55e5fe5acc6664
SHA5129c87674517aab4e79bc3c1245a51bd504f9854c915b95dd0e176e102ae3b7570a803ba86108b8e154641aa3109cda051a0248e88221c033a4279448d2bfad387
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b31032d45075d35f21efc4cd0ee43fbf
SHA125f4a7ab7ef57d337fe41dc15b1d83582e5da486
SHA256beb470c41e98402dcf5d1d9f72749548bd299daccc6fd0091e4afdcff55a699a
SHA512d479034ceded1500083365d8ae286fe8f252633c65b3e63ce21cfdb99ee4d959ef156cb6eac452ebe258d1d1258e489b33777ff5c7c131daf59f42f469f2a6df
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a475055958253d3d855882d3cafde14
SHA133f1d615f39ae2b1545dcb4ed13cf90fe0bb9935
SHA25689a25d56f2e8bb19f74beec1adabf636c473a351eb88ab2e981797238643cd2c
SHA512b0b8a36cd70702a5bb1724c85e049b08fb4fc87ba69eaa232c8e989372e7553c69432023d4289b63855b507d2d728b311beb9fe67474cee5d489609ce8c78d9f
-
Filesize
4.2MB
MD58f9e24d6ed40f77f07b4a63ecb0e36ba
SHA15d064315446c9e2e805ba0019a1895ab5c17cd83
SHA256a07f8fcb935ff93a13e07c74f2705683d93fa71d7f7e494cb210225ac1eb8dc8
SHA512bfb0441f116d71825c91f87120c668306fc321c948d9b817fa65b5339b0339b0eaf01130e3484bd6439a36033bcba53c9fd7693f95a9c8c84916a10948eee536
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec