Analysis
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max time kernel
151s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2023 07:53
Static task
static1
Behavioral task
behavioral1
Sample
eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe
Resource
win7-20230831-en
General
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Target
eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe
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Size
4.2MB
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MD5
2acdb4828e203e87ea6087ca6e49bf98
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SHA1
90c63f344377a1797f925de778af87543201555c
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SHA256
eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c
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SHA512
fdf8b962ad26b8bb4d9843ba40471718d07fe4cd18781feada5c6ebe20bb868af7f23ed885433307e357eaec175011a556a382076392a271b4e6f594608a656c
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SSDEEP
98304:+s1KgtX6PUl913lbPQnPAQTys2gRcwRkvQ+YcQpDEoRFqdvIR:sBUr117Qdys2g2wCucwR8vIR
Malware Config
Signatures
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Glupteba payload 14 IoCs
resource yara_rule behavioral2/memory/3016-2-0x0000000002FA0000-0x000000000388B000-memory.dmp family_glupteba behavioral2/memory/3016-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3016-8-0x0000000002FA0000-0x000000000388B000-memory.dmp family_glupteba behavioral2/memory/3016-9-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3016-38-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/2772-68-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/3016-67-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/2772-70-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/2772-104-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/2772-167-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4280-261-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4280-269-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4280-278-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral2/memory/4280-280-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 836 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4280 csrss.exe 4712 injector.exe 4572 windefender.exe 2196 windefender.exe -
resource yara_rule behavioral2/files/0x000500000001e752-272.dat upx behavioral2/files/0x000500000001e752-274.dat upx behavioral2/files/0x000500000001e752-275.dat upx behavioral2/memory/4572-277-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2196-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\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 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 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe File created C:\Windows\rss\csrss.exe eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4960 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5104 2772 WerFault.exe 102 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1464 schtasks.exe 2448 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,-832 = "SA Eastern Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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,-872 = "Pakistan Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-104 = "Central Brazilian Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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,-192 = "Mountain Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1100 powershell.exe 1100 powershell.exe 1100 powershell.exe 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 5104 powershell.exe 5104 powershell.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 2768 powershell.exe 2768 powershell.exe 636 powershell.exe 636 powershell.exe 3224 powershell.exe 3224 powershell.exe 3224 powershell.exe 4348 powershell.exe 4348 powershell.exe 4348 powershell.exe 2332 powershell.exe 2332 powershell.exe 2332 powershell.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4280 csrss.exe 4280 csrss.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4280 csrss.exe 4280 csrss.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4712 injector.exe 4280 csrss.exe 4280 csrss.exe 4712 injector.exe 4712 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1100 powershell.exe Token: SeDebugPrivilege 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Token: SeImpersonatePrivilege 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe Token: SeDebugPrivilege 5104 powershell.exe Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 636 powershell.exe Token: SeDebugPrivilege 3224 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 2332 powershell.exe Token: SeSystemEnvironmentPrivilege 4280 csrss.exe Token: SeSecurityPrivilege 4960 sc.exe Token: SeSecurityPrivilege 4960 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3016 wrote to memory of 1100 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 88 PID 3016 wrote to memory of 1100 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 88 PID 3016 wrote to memory of 1100 3016 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 88 PID 2772 wrote to memory of 5104 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 103 PID 2772 wrote to memory of 5104 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 103 PID 2772 wrote to memory of 5104 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 103 PID 2772 wrote to memory of 4652 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 106 PID 2772 wrote to memory of 4652 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 106 PID 4652 wrote to memory of 836 4652 cmd.exe 108 PID 4652 wrote to memory of 836 4652 cmd.exe 108 PID 2772 wrote to memory of 2768 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 109 PID 2772 wrote to memory of 2768 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 109 PID 2772 wrote to memory of 2768 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 109 PID 2772 wrote to memory of 636 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 111 PID 2772 wrote to memory of 636 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 111 PID 2772 wrote to memory of 636 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 111 PID 2772 wrote to memory of 4280 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 115 PID 2772 wrote to memory of 4280 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 115 PID 2772 wrote to memory of 4280 2772 eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe 115 PID 4280 wrote to memory of 3224 4280 csrss.exe 119 PID 4280 wrote to memory of 3224 4280 csrss.exe 119 PID 4280 wrote to memory of 3224 4280 csrss.exe 119 PID 4280 wrote to memory of 4348 4280 csrss.exe 125 PID 4280 wrote to memory of 4348 4280 csrss.exe 125 PID 4280 wrote to memory of 4348 4280 csrss.exe 125 PID 4280 wrote to memory of 2332 4280 csrss.exe 127 PID 4280 wrote to memory of 2332 4280 csrss.exe 127 PID 4280 wrote to memory of 2332 4280 csrss.exe 127 PID 4280 wrote to memory of 4712 4280 csrss.exe 129 PID 4280 wrote to memory of 4712 4280 csrss.exe 129 PID 4572 wrote to memory of 3680 4572 windefender.exe 136 PID 4572 wrote to memory of 3680 4572 windefender.exe 136 PID 4572 wrote to memory of 3680 4572 windefender.exe 136 PID 3680 wrote to memory of 4960 3680 cmd.exe 137 PID 3680 wrote to memory of 4960 3680 cmd.exe 137 PID 3680 wrote to memory of 4960 3680 cmd.exe 137 -
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\eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe"C:\Users\Admin\AppData\Local\Temp\eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1100
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C:\Users\Admin\AppData\Local\Temp\eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.exe"C:\Users\Admin\AppData\Local\Temp\eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c.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:2772 -
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:5104
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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:4652 -
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:836
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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:2768
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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:636
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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.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4280 -
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:3224
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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:1464
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3724
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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:4348
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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:2332
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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:4712
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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:2448
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4572 -
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:3680 -
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:4960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 9243⤵
- Program crash
PID:5104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2772 -ip 27721⤵PID:5048
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
PID:2196
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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fb4b8d3b8b56773621441014a17fc2f7
SHA11757449762420f715e2cabbaa46d248ffe15fc75
SHA256f2907484859242472f9f9a5c8ca084874e826c049d6806b9dfe30d91851ad24e
SHA512e34f2d48c77038b660b971dd7ba3ecbcc35465c1ff0ae2fd73ca8053afd31096fc34c0e33fe05af9d5e6c3c6451379aa5753ffb793eaea8606ca9c1e03e1cb09
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51c814aa0fc4750875739e79da1e5d1f0
SHA19f68e07a8cc235a12fd839b00caae41a4f0f7889
SHA2564b5479f22ef3accbd6d2fb01b8cf6b598af57d35a953e6da2eb1d15fb0df2b1f
SHA512e83a3c8eb0ca622ccf9f7ee763aa53200692c5628877788522d693321922c3025505ea86a32576739b296bb25e306ffffd56eea3e5cde8dfcfa1807b5962ad0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d38b7acd5df857d2e31c876a57c0cd15
SHA140152d4d2aee73aa9a3fc190b91422f50dbfb1e9
SHA2560dded9b03b0f565230cbdeab633ed323cd9c542840a0d9daa3356cd5a2d152e5
SHA512425814185ee87c0418cf6d526ea4f30910f5515b0285e6815ea160bc87cb24d353d96ab2e3f659c7fe137a13d97b0582240c24fd61c6045b1654bf710ab374da
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a000d3f05d64c54d7e5960b25eeb589c
SHA11ce3afbcae5109829e5b6f40ef33c80399aff1a7
SHA25608bfbf3bf821832dbf04b264d13de1eeaeda041ca3e4f3a41174af3298c5231f
SHA5124d6341c570211380ef3a338a398f30fb88a28a0b682598a59670df8c4fe3b14c32470f66de21ec9b734191fe7f440f2274bbeeea393346ca2c246deb6b2df314
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f9188e0aba85127b297d561d198c33cc
SHA1dadcd6be77e7b15b65c239afdb503f0671963365
SHA256f919bc56c3272d84f3493b69ab7e6268420951fb2f591ecf43754601fd73fb1c
SHA5120d40b445932128200dd1ef87219df760e0d7d00fef8db5fefef81ce81f1d60b0fbbe1755db03cedf74ce42f7d29863b2ed5cbdc4b865a829e43d62df0610b970
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Filesize
4.2MB
MD52acdb4828e203e87ea6087ca6e49bf98
SHA190c63f344377a1797f925de778af87543201555c
SHA256eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c
SHA512fdf8b962ad26b8bb4d9843ba40471718d07fe4cd18781feada5c6ebe20bb868af7f23ed885433307e357eaec175011a556a382076392a271b4e6f594608a656c
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Filesize
4.2MB
MD52acdb4828e203e87ea6087ca6e49bf98
SHA190c63f344377a1797f925de778af87543201555c
SHA256eb508330fac21c2893627a6dcdd21f7112ea8a5b574d56e6624c93c14224443c
SHA512fdf8b962ad26b8bb4d9843ba40471718d07fe4cd18781feada5c6ebe20bb868af7f23ed885433307e357eaec175011a556a382076392a271b4e6f594608a656c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec