Analysis
-
max time kernel
150s -
max time network
138s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
17-09-2023 12:09
Static task
static1
General
-
Target
e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe
-
Size
4.1MB
-
MD5
9dc322be85cf4d6bf7992dad07d8ed28
-
SHA1
b3e7dd20e3fc01403c92800be7e92eb44055e896
-
SHA256
e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c
-
SHA512
c91b585ee687c8f6ed5753859f8dd6a3ecc448d83ef9897315d9da91a8b85173033895300f7ffa16427b721f3229c4610e9e5fbf1ad24d42e082699744e916aa
-
SSDEEP
98304:8W+dvbXW43PB1Oquxod3aHYyxuubZoHSYxLcEKSMhWazyRQU+W0YH93zTuE2:81JXW43PN44yxuu9GJcTSMW883SYHQ9
Malware Config
Signatures
-
Glupteba payload 23 IoCs
resource yara_rule behavioral1/memory/3800-2-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral1/memory/3800-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3800-28-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral1/memory/3800-77-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3800-156-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3800-308-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-311-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-560-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-563-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-1021-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-1053-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1057-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1544-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1804-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1805-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1806-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1807-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1808-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1809-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1810-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1811-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1812-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4836-1813-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2012 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 4836 csrss.exe 3040 injector.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1894964180-3551943068-3090682958-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1894964180-3551943068-3090682958-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.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\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe File opened for modification C:\Windows\rss e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.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 1528 schtasks.exe 4472 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 792 powershell.exe 792 powershell.exe 792 powershell.exe 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3260 powershell.exe 3260 powershell.exe 3260 powershell.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 1332 powershell.exe 1332 powershell.exe 1332 powershell.exe 4756 powershell.exe 4756 powershell.exe 4756 powershell.exe 1452 powershell.exe 1452 powershell.exe 1452 powershell.exe 968 powershell.exe 968 powershell.exe 968 powershell.exe 2544 powershell.exe 2544 powershell.exe 2544 powershell.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 4836 csrss.exe 3040 injector.exe 4836 csrss.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 4836 csrss.exe 4836 csrss.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe 3040 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 792 powershell.exe Token: SeDebugPrivilege 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Token: SeImpersonatePrivilege 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe Token: SeDebugPrivilege 3260 powershell.exe Token: SeDebugPrivilege 1332 powershell.exe Token: SeDebugPrivilege 4756 powershell.exe Token: SeDebugPrivilege 1452 powershell.exe Token: SeDebugPrivilege 968 powershell.exe Token: SeDebugPrivilege 2544 powershell.exe Token: SeSystemEnvironmentPrivilege 4836 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3800 wrote to memory of 792 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 71 PID 3800 wrote to memory of 792 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 71 PID 3800 wrote to memory of 792 3800 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 71 PID 3592 wrote to memory of 3260 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 76 PID 3592 wrote to memory of 3260 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 76 PID 3592 wrote to memory of 3260 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 76 PID 3592 wrote to memory of 3684 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 78 PID 3592 wrote to memory of 3684 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 78 PID 3684 wrote to memory of 2012 3684 cmd.exe 80 PID 3684 wrote to memory of 2012 3684 cmd.exe 80 PID 3592 wrote to memory of 1332 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 81 PID 3592 wrote to memory of 1332 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 81 PID 3592 wrote to memory of 1332 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 81 PID 3592 wrote to memory of 4756 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 83 PID 3592 wrote to memory of 4756 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 83 PID 3592 wrote to memory of 4756 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 83 PID 3592 wrote to memory of 4836 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 85 PID 3592 wrote to memory of 4836 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 85 PID 3592 wrote to memory of 4836 3592 e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe 85 PID 4836 wrote to memory of 1452 4836 csrss.exe 86 PID 4836 wrote to memory of 1452 4836 csrss.exe 86 PID 4836 wrote to memory of 1452 4836 csrss.exe 86 PID 4836 wrote to memory of 968 4836 csrss.exe 93 PID 4836 wrote to memory of 968 4836 csrss.exe 93 PID 4836 wrote to memory of 968 4836 csrss.exe 93 PID 4836 wrote to memory of 2544 4836 csrss.exe 95 PID 4836 wrote to memory of 2544 4836 csrss.exe 95 PID 4836 wrote to memory of 2544 4836 csrss.exe 95 PID 4836 wrote to memory of 3040 4836 csrss.exe 97 PID 4836 wrote to memory of 3040 4836 csrss.exe 97 -
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\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe"C:\Users\Admin\AppData\Local\Temp\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:792
-
-
C:\Users\Admin\AppData\Local\Temp\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe"C:\Users\Admin\AppData\Local\Temp\e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:3592 -
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:3260
-
-
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:3684 -
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:2012
-
-
-
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:1332
-
-
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:4756
-
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4836 -
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:1452
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1528
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3656
-
-
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:968
-
-
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:2544
-
-
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:3040
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4472
-
-
-
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
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
-
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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD50292f7d66f7ef15db188356dc254427a
SHA17b887ab2676f888291242cae673811c4e3c30b3d
SHA256b104b88709a3a1f0c68f9b9bf2e8859a3b8884cae17ab0c630446bb854793986
SHA5123a9f109a5698bb42852731ea9f47dfd0fc551c7524b5e33b8b453cd5364c12e9306d111434f4929fa2763f4178d3964dd61d97f2924d7490b5ed280db95e9f95
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD591e64b5cec468f7253b06a33c616ed4b
SHA1efe4418733f397e8975466490dc123dbaa5b9257
SHA256fa8222219ad668b78ba4342f2b033029675f90279ac7026a03acfa6af4b920ef
SHA512f5b1fd2efee0ae527d1d166cafbf221230140bfe113b8f09205eb872828e49f44de414706d98d511c8d92a0a152fd164cead48b9793cd5378a396d497d0392b2
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5dddbff14d7bf5d494beab01ef7b23e5e
SHA19440650f7635a43ef4c5080f4c4cab1623789da2
SHA256b6bd60bd86e68cc8cb18ae203be01b7e20cb1d2f19f6bd19d77a920b2b2ec3eb
SHA512e20eb3a85ec36ba65e0f2547f740f4d69f71e76e584e22f00a2a6f11b781b8885abad495d1cc49f50f8502814a5a296a3c286f1204ff447d70cb6c4a370b3a2a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD53e3b88f3b344a303bf4ce58dcc21425d
SHA177bc6d7b8290e1c55d4d519c9a2426d3389c10a8
SHA256c997d99052e1f82aec07b0ff7326f495ec3a1497f5383ec4bff8d1be565a3142
SHA51251e884513b95368882e8a5bbe1d039987763049bcdf5483513ac8190882d16a4f045dd3107b14388d8e7a42fe9a4e5f4b71c7d7a0dbd7b2f8c7dc08f0c95642e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5572f40c9bd0bc1cdf88d514f6c697b99
SHA1827a3d25581797ff53302ced66aa4c0a8b4a1f80
SHA256a27f4fa559d098874b746d10cf9787c142fc367ff8b99a5f4d742ddbdc07f95d
SHA51250a489016eee01ca5dffb71f0cf94aa1d9d6b0df421b58bd8d1fdf1b5bd4230425ec14deec92823b750eb762f0e890bd20c00ce1e79c775701dc1d0b3f108156
-
Filesize
4.1MB
MD59dc322be85cf4d6bf7992dad07d8ed28
SHA1b3e7dd20e3fc01403c92800be7e92eb44055e896
SHA256e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c
SHA512c91b585ee687c8f6ed5753859f8dd6a3ecc448d83ef9897315d9da91a8b85173033895300f7ffa16427b721f3229c4610e9e5fbf1ad24d42e082699744e916aa
-
Filesize
4.1MB
MD59dc322be85cf4d6bf7992dad07d8ed28
SHA1b3e7dd20e3fc01403c92800be7e92eb44055e896
SHA256e7842b156944cb494e606ddca5eaac4bd453a41d9e9f773bc2004d924c198a9c
SHA512c91b585ee687c8f6ed5753859f8dd6a3ecc448d83ef9897315d9da91a8b85173033895300f7ffa16427b721f3229c4610e9e5fbf1ad24d42e082699744e916aa