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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
30/09/2023, 11:48
Static task
static1
General
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Target
badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe
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Size
4.1MB
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MD5
c03d424a7e4e44b0068dfe1a06262163
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SHA1
13208ed3e42aca05a8ba9d345a0d05231dd465d8
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SHA256
badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4
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SHA512
3727517a60fa195086eb6ec50582f5f56be0082d7621ab15fe8ff7e2542d4545bfd011af26077be765fe2dbf517138b6a04f22dc0cc921e2df481f4b44e9578a
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SSDEEP
49152:Evvs6bgkKPFLz+yPjob5CC1GsZg828PJ+wmn4g4LQNHVzn+PX/UHHwA9mwiWCqHC:EvvsOKhr8wqcnXlHt+GHjq1yqzeqsU
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4484-1-0x0000000002DD0000-0x00000000036BB000-memory.dmp family_glupteba behavioral1/memory/4484-2-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4484-38-0x0000000002DD0000-0x00000000036BB000-memory.dmp family_glupteba behavioral1/memory/4484-68-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4484-306-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/656-308-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/656-496-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/656-827-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/656-1052-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1054-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1302-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1650-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1801-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1802-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1803-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1804-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1805-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1806-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4420-1807-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4140 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 4420 csrss.exe 4380 injector.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.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\"" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.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\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe File created C:\Windows\rss\csrss.exe badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.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 3592 schtasks.exe 3896 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4492 powershell.exe 4492 powershell.exe 4492 powershell.exe 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 1808 powershell.exe 1808 powershell.exe 1808 powershell.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 4084 powershell.exe 4084 powershell.exe 4084 powershell.exe 3476 powershell.exe 3476 powershell.exe 3476 powershell.exe 3480 powershell.exe 3480 powershell.exe 3480 powershell.exe 4448 powershell.exe 4448 powershell.exe 4448 powershell.exe 3760 powershell.exe 3760 powershell.exe 3760 powershell.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4420 csrss.exe 4420 csrss.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4420 csrss.exe 4420 csrss.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe 4380 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 4492 powershell.exe Token: SeDebugPrivilege 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Token: SeImpersonatePrivilege 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe Token: SeDebugPrivilege 1808 powershell.exe Token: SeDebugPrivilege 4084 powershell.exe Token: SeDebugPrivilege 3476 powershell.exe Token: SeDebugPrivilege 3480 powershell.exe Token: SeDebugPrivilege 4448 powershell.exe Token: SeDebugPrivilege 3760 powershell.exe Token: SeSystemEnvironmentPrivilege 4420 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 4484 wrote to memory of 4492 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 71 PID 4484 wrote to memory of 4492 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 71 PID 4484 wrote to memory of 4492 4484 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 71 PID 656 wrote to memory of 1808 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 76 PID 656 wrote to memory of 1808 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 76 PID 656 wrote to memory of 1808 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 76 PID 656 wrote to memory of 1148 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 78 PID 656 wrote to memory of 1148 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 78 PID 1148 wrote to memory of 4140 1148 cmd.exe 80 PID 1148 wrote to memory of 4140 1148 cmd.exe 80 PID 656 wrote to memory of 4084 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 81 PID 656 wrote to memory of 4084 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 81 PID 656 wrote to memory of 4084 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 81 PID 656 wrote to memory of 3476 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 83 PID 656 wrote to memory of 3476 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 83 PID 656 wrote to memory of 3476 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 83 PID 656 wrote to memory of 4420 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 85 PID 656 wrote to memory of 4420 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 85 PID 656 wrote to memory of 4420 656 badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe 85 PID 4420 wrote to memory of 3480 4420 csrss.exe 86 PID 4420 wrote to memory of 3480 4420 csrss.exe 86 PID 4420 wrote to memory of 3480 4420 csrss.exe 86 PID 4420 wrote to memory of 4448 4420 csrss.exe 93 PID 4420 wrote to memory of 4448 4420 csrss.exe 93 PID 4420 wrote to memory of 4448 4420 csrss.exe 93 PID 4420 wrote to memory of 3760 4420 csrss.exe 95 PID 4420 wrote to memory of 3760 4420 csrss.exe 95 PID 4420 wrote to memory of 3760 4420 csrss.exe 95 PID 4420 wrote to memory of 4380 4420 csrss.exe 97 PID 4420 wrote to memory of 4380 4420 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
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C:\Users\Admin\AppData\Local\Temp\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe"C:\Users\Admin\AppData\Local\Temp\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4492
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C:\Users\Admin\AppData\Local\Temp\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.exe"C:\Users\Admin\AppData\Local\Temp\badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4.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:656 -
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:1808
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C:\Windows\System32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:1148 -
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:4140
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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:4084
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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:3476
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4420 -
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:3480
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3896
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4600
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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:4448
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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:3760
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4380
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3592
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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
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5cbdaf90818dc36ca326d2bad21d5c117
SHA1c27a9a76d23b53accfec206042ade771000d5ff2
SHA2560b8388165175bb6c0147076ee11df5a2697a17656756a3f98a73541c5abc2bb1
SHA51274bc5eecdef136e5a076b6062a461b801be97beb557039f5e138da29fb1f710a1cf57ed112b7d85275c50a2715cab6893977ddb5873b68d74476618df6a2649c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD534428604721b5e037555dcf1cf7de2e6
SHA1164c149a04db0a99398d7502067fa79b0aed4d4d
SHA2567b47a36f0c07e9516fcde79e228b0da4cc80e4e2077142b2304a5f4367b27386
SHA512e9c7183a5b5d91582088243e4fcfc4d4dc70a24ec1eec8c4aa926a664946ede03ee7959a4eb8bc1dc09ebea20ce71f345a677f0bb6604e9bd3216f2e3df4f817
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5406a11a0625709802ff6add527e6af9e
SHA1bf220840c4911d6e19dcbfae00c581f8058958c4
SHA2560aacb0259ec56fa6f2f5abffee7e9860762315725301c398534e1e92879653af
SHA51290ab67e0be4139c45b66669d9d429e1520410f36709a89d1fae412f0f130f646e2da10dd75078b0949f927bd234a5b8245a7b26afa27c9b36845e76152fe3f8e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD533641a6b8abaf0f527eeda9963955004
SHA1cad419a1cc37d30ad4c16eb64738db0f38e30d5f
SHA25693bab78757848c766cb4e81f3d1d497c718608293daa4961bfa0f59ed323fa9a
SHA51287c496959390994a6a7df2cce79061a1d1901b724a93a03e67da72f62346a8bfa859d78c15334b6ee09a6be74583898dec8915675777da923bf035f9452c058d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD545281bd80610fd313cf78fc0a4fbe56d
SHA1138b58f1500083a80d99e994861f725e7208928f
SHA2567d1a74543f347ee041b5eb5db3731ebd8db172090e650dcf6234a2312d074984
SHA5122624fa58a735dc2ff16237c4ae4635c7d628300f09373742b6738605cf586845968d1f84921b1c892390a139930ee43ec150477a654ab892d9408aee4bf6f821
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Filesize
4.1MB
MD5c03d424a7e4e44b0068dfe1a06262163
SHA113208ed3e42aca05a8ba9d345a0d05231dd465d8
SHA256badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4
SHA5123727517a60fa195086eb6ec50582f5f56be0082d7621ab15fe8ff7e2542d4545bfd011af26077be765fe2dbf517138b6a04f22dc0cc921e2df481f4b44e9578a
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Filesize
4.1MB
MD5c03d424a7e4e44b0068dfe1a06262163
SHA113208ed3e42aca05a8ba9d345a0d05231dd465d8
SHA256badd5a97600ae7232e658ab619332bcdff62cce5e83c5067d5dc6150488a6bf4
SHA5123727517a60fa195086eb6ec50582f5f56be0082d7621ab15fe8ff7e2542d4545bfd011af26077be765fe2dbf517138b6a04f22dc0cc921e2df481f4b44e9578a