Analysis
-
max time kernel
121s -
max time network
131s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-05-2024 11:13
Static task
static1
Behavioral task
behavioral1
Sample
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe
Resource
win10v2004-20240426-en
General
-
Target
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe
-
Size
4.1MB
-
MD5
cd6a9d6af27760faccc9744d28dfa20b
-
SHA1
20d2dae03950d62269fda4d883cf8edd03c771a4
-
SHA256
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59
-
SHA512
d54cf80e4b0dc3c4171bb2b8eadf69f052b17892882d1c97b3c88a8b1dabdfe541fb87551ce609c39e00e05246a9aa5a28a952f96957a23ee189a1da093b2444
-
SSDEEP
98304:dH+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2H:dH+PiSfw6Rz4ejOEAZ44S5J5ww2H
Malware Config
Signatures
-
Glupteba payload 17 IoCs
Processes:
resource yara_rule behavioral2/memory/3012-2-0x00000000044F0000-0x0000000004DDB000-memory.dmp family_glupteba behavioral2/memory/3012-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3012-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3012-54-0x00000000044F0000-0x0000000004DDB000-memory.dmp family_glupteba behavioral2/memory/3012-51-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4680-126-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-204-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-213-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-215-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-217-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-219-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-221-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-223-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-227-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-229-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-231-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/2716-233-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 3556 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2716 csrss.exe 2396 injector.exe 2856 windefender.exe 32 windefender.exe -
Processes:
resource yara_rule behavioral2/files/0x000200000002aa1a-207.dat upx behavioral2/memory/2856-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/32-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2856-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/32-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/32-218-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/32-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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.
Processes:
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe -
Drops file in Windows directory 4 IoCs
Processes:
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe File created C:\Windows\rss\csrss.exe e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.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.
Processes:
sc.exepid Process 3356 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2332 powershell.exe 868 powershell.exe 5000 powershell.exe 2928 powershell.exe 2772 powershell.exe 872 powershell.exe 4220 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2136 schtasks.exe 1500 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exewindefender.exepowershell.exee057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exepowershell.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" 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\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.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,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.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" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.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,-152 = "Central America Standard Time" windefender.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,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exee057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exepowershell.exee057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 4220 powershell.exe 4220 powershell.exe 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 2332 powershell.exe 2332 powershell.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 868 powershell.exe 868 powershell.exe 5000 powershell.exe 5000 powershell.exe 2928 powershell.exe 2928 powershell.exe 2772 powershell.exe 2772 powershell.exe 872 powershell.exe 872 powershell.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2716 csrss.exe 2716 csrss.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2716 csrss.exe 2716 csrss.exe 2396 injector.exe 2396 injector.exe 2716 csrss.exe 2716 csrss.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe 2396 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exee057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 4220 powershell.exe Token: SeDebugPrivilege 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Token: SeImpersonatePrivilege 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe Token: SeDebugPrivilege 2332 powershell.exe Token: SeDebugPrivilege 868 powershell.exe Token: SeDebugPrivilege 5000 powershell.exe Token: SeDebugPrivilege 2928 powershell.exe Token: SeDebugPrivilege 2772 powershell.exe Token: SeDebugPrivilege 872 powershell.exe Token: SeSystemEnvironmentPrivilege 2716 csrss.exe Token: SeSecurityPrivilege 3356 sc.exe Token: SeSecurityPrivilege 3356 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exee057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 3012 wrote to memory of 4220 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 82 PID 3012 wrote to memory of 4220 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 82 PID 3012 wrote to memory of 4220 3012 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 82 PID 4680 wrote to memory of 2332 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 87 PID 4680 wrote to memory of 2332 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 87 PID 4680 wrote to memory of 2332 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 87 PID 4680 wrote to memory of 4836 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 89 PID 4680 wrote to memory of 4836 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 89 PID 4836 wrote to memory of 3556 4836 cmd.exe 91 PID 4836 wrote to memory of 3556 4836 cmd.exe 91 PID 4680 wrote to memory of 868 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 92 PID 4680 wrote to memory of 868 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 92 PID 4680 wrote to memory of 868 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 92 PID 4680 wrote to memory of 5000 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 94 PID 4680 wrote to memory of 5000 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 94 PID 4680 wrote to memory of 5000 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 94 PID 4680 wrote to memory of 2716 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 96 PID 4680 wrote to memory of 2716 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 96 PID 4680 wrote to memory of 2716 4680 e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe 96 PID 2716 wrote to memory of 2928 2716 csrss.exe 97 PID 2716 wrote to memory of 2928 2716 csrss.exe 97 PID 2716 wrote to memory of 2928 2716 csrss.exe 97 PID 2716 wrote to memory of 2772 2716 csrss.exe 103 PID 2716 wrote to memory of 2772 2716 csrss.exe 103 PID 2716 wrote to memory of 2772 2716 csrss.exe 103 PID 2716 wrote to memory of 872 2716 csrss.exe 105 PID 2716 wrote to memory of 872 2716 csrss.exe 105 PID 2716 wrote to memory of 872 2716 csrss.exe 105 PID 2716 wrote to memory of 2396 2716 csrss.exe 107 PID 2716 wrote to memory of 2396 2716 csrss.exe 107 PID 2856 wrote to memory of 5096 2856 windefender.exe 113 PID 2856 wrote to memory of 5096 2856 windefender.exe 113 PID 2856 wrote to memory of 5096 2856 windefender.exe 113 PID 5096 wrote to memory of 3356 5096 cmd.exe 114 PID 5096 wrote to memory of 3356 5096 cmd.exe 114 PID 5096 wrote to memory of 3356 5096 cmd.exe 114 -
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\e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe"C:\Users\Admin\AppData\Local\Temp\e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4220
-
-
C:\Users\Admin\AppData\Local\Temp\e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.exe"C:\Users\Admin\AppData\Local\Temp\e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59.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:4680 -
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:2332
-
-
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:4836 -
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:3556
-
-
-
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:868
-
-
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:5000
-
-
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:2716 -
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:2928
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2136
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2656
-
-
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:2772
-
-
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:872
-
-
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:2396
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1500
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2856 -
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:5096 -
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:3356
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:32
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
MD5844f74b7f8daed2248f27d00f058cda0
SHA148ca52658b41574ba0a0c69d82239220f6f7a252
SHA256d7ba91ec5842e6992d0bf1a8a8245d8620676708dee23243e9f09401035b4ab3
SHA512a5736975c3044d93a2b49df8d2ae09839e0bf81029a9ed0c133b9dd0a90108c3a10bcdef86d961d02efbab155addc8afaad6ce1b6b236908c2709aab2cb36ff3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57ac97b782ea7c762c1edf9fc62203e5c
SHA1c8c7fad14aa24dece343a3084a97f99e69f83fb8
SHA256f64fdc3e3ad4d44aa1458551655599aae1da135d5a4bf88da15de834e806a013
SHA512f9d1cd5b6362e7148be5cf0adfe8cc54340ae00754448bbefe2edf084f5a257f6ff34f14581cadf04a7d59da39668a05c0d96970d85359551ac437f741055f6c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eb3768236dd9c88170ad80bc1fb86e8c
SHA1ff83376c44ed5443e22d4db09144b6e9880dd206
SHA256e348e19b73d0aa6b83e2931d9eabd47865d6a3d813a322826c90de785e8bdc30
SHA512b4430057205db8accf70f8763691747b1b73a19d86706808342ca67f2fb9b00d65a2650baaaed62300f7d5152b7264457a7d37a4eadcb9a611baf81eb55c49ab
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54e3ed3cdfcf486bda65249d911bd3a59
SHA11df0e8b6b4f064ee8f4e0383a6f4acbb98cf2c32
SHA256c34842edbf7192d76b0f253755b5edc9a71a6336d83ded2a96d38c0bc167e33d
SHA512bcc01382a074161fcc304ac870b1ec1220cc4095084a9f7ded0c880d0835d994dfa9fe40df01a40ad80069588e09bb3cc96d337a06d05e0b310215b1db558435
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52b67a043f339597d4af0681483ec500d
SHA1ffb5430501596daa94b6067f94e9cb25482d5cd4
SHA2562018d5152ddaa01a099315ce903e2c3785ee691abdfd479359c154e2a33cd64e
SHA512ee9e6246c93899af8b44484c4fc18b3ebd68e04af99d8e606557b36e65b4230d37fe1aab0755486081621d1270462b3a66559cb01dfb8d9a1ccaff97b671c856
-
Filesize
4.1MB
MD5cd6a9d6af27760faccc9744d28dfa20b
SHA120d2dae03950d62269fda4d883cf8edd03c771a4
SHA256e057863a480e83007204ca6c7df40f01e9193752db018a1567ce55d6e04b8e59
SHA512d54cf80e4b0dc3c4171bb2b8eadf69f052b17892882d1c97b3c88a8b1dabdfe541fb87551ce609c39e00e05246a9aa5a28a952f96957a23ee189a1da093b2444
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec