Analysis
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max time kernel
142s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
13-07-2023 20:08
Static task
static1
General
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Target
8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe
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Size
4.1MB
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MD5
ae1f300f8bfa8ab0a321a135a2d7e55c
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SHA1
7bee4c6b787753474d8695bb601dc58bf9d47895
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SHA256
8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6
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SHA512
46089e352c79548b0021ea8dda51efd85a5e2633826f8492d4a35afe4c58e92375e87f19900cb792a0b5962d27cdd0dfde5dc97af1a2baff2762688f69b8a01c
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SSDEEP
98304:1digYjF39jUtoX74cvNom2bgc7EUu6tSvHJkfHab3iSM:1MgYjXjWoX9VomrcHu6YBYaBM
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral1/memory/3052-135-0x0000000005190000-0x0000000005A7B000-memory.dmp family_glupteba behavioral1/memory/3052-136-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3052-156-0x0000000005190000-0x0000000005A7B000-memory.dmp family_glupteba behavioral1/memory/3052-158-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3052-160-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3052-187-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3496-190-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3496-216-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3496-279-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-285-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3496-316-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-379-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-390-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-394-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-398-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba behavioral1/memory/3384-409-0x0000000000400000-0x0000000002F2B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2212 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3384 csrss.exe 2612 injector.exe 2052 windefender.exe 1684 windefender.exe 2156 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0008000000022710-382.dat upx behavioral1/files/0x0008000000022710-384.dat upx behavioral1/files/0x0008000000022710-385.dat upx behavioral1/memory/2052-387-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1684-391-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1684-399-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000a0000000230fa-403.dat upx behavioral1/files/0x000a0000000230fa-405.dat upx behavioral1/memory/1684-406-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2156-410-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/2156-415-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\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 Conhost.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 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe File created C:\Windows\rss\csrss.exe 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4388 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3424 schtasks.exe 4084 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,-171 = "Central Daylight Time (Mexico)" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates Conhost.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\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.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\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.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\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.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,-531 = "Sri Lanka Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2860 powershell.exe 2860 powershell.exe 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 1808 powershell.exe 1808 powershell.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 892 powershell.exe 892 powershell.exe 3760 Conhost.exe 3760 Conhost.exe 1452 powershell.exe 1452 powershell.exe 1452 powershell.exe 3728 powershell.exe 3728 powershell.exe 3728 powershell.exe 4180 powershell.exe 4180 powershell.exe 4180 powershell.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 3384 csrss.exe 3384 csrss.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 3384 csrss.exe 3384 csrss.exe 2612 injector.exe 2612 injector.exe 3384 csrss.exe 3384 csrss.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe 2612 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2860 powershell.exe Token: SeDebugPrivilege 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Token: SeImpersonatePrivilege 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe Token: SeDebugPrivilege 1808 powershell.exe Token: SeDebugPrivilege 892 powershell.exe Token: SeDebugPrivilege 3760 Conhost.exe Token: SeDebugPrivilege 1452 powershell.exe Token: SeDebugPrivilege 3728 powershell.exe Token: SeDebugPrivilege 4180 powershell.exe Token: SeSystemEnvironmentPrivilege 3384 csrss.exe Token: SeSecurityPrivilege 4388 sc.exe Token: SeSecurityPrivilege 4388 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2860 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 87 PID 3052 wrote to memory of 2860 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 87 PID 3052 wrote to memory of 2860 3052 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 87 PID 3496 wrote to memory of 1808 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 95 PID 3496 wrote to memory of 1808 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 95 PID 3496 wrote to memory of 1808 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 95 PID 3496 wrote to memory of 4552 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 99 PID 3496 wrote to memory of 4552 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 99 PID 4552 wrote to memory of 2212 4552 cmd.exe 100 PID 4552 wrote to memory of 2212 4552 cmd.exe 100 PID 3496 wrote to memory of 892 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 101 PID 3496 wrote to memory of 892 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 101 PID 3496 wrote to memory of 892 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 101 PID 3496 wrote to memory of 3760 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 118 PID 3496 wrote to memory of 3760 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 118 PID 3496 wrote to memory of 3760 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 118 PID 3496 wrote to memory of 3384 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 106 PID 3496 wrote to memory of 3384 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 106 PID 3496 wrote to memory of 3384 3496 8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe 106 PID 3384 wrote to memory of 1452 3384 csrss.exe 108 PID 3384 wrote to memory of 1452 3384 csrss.exe 108 PID 3384 wrote to memory of 1452 3384 csrss.exe 108 PID 3384 wrote to memory of 3728 3384 csrss.exe 115 PID 3384 wrote to memory of 3728 3384 csrss.exe 115 PID 3384 wrote to memory of 3728 3384 csrss.exe 115 PID 3384 wrote to memory of 4180 3384 csrss.exe 117 PID 3384 wrote to memory of 4180 3384 csrss.exe 117 PID 3384 wrote to memory of 4180 3384 csrss.exe 117 PID 3384 wrote to memory of 2612 3384 csrss.exe 121 PID 3384 wrote to memory of 2612 3384 csrss.exe 121 PID 2052 wrote to memory of 2036 2052 windefender.exe 129 PID 2052 wrote to memory of 2036 2052 windefender.exe 129 PID 2052 wrote to memory of 2036 2052 windefender.exe 129 PID 2036 wrote to memory of 4388 2036 cmd.exe 130 PID 2036 wrote to memory of 4388 2036 cmd.exe 130 PID 2036 wrote to memory of 4388 2036 cmd.exe 130 PID 3384 wrote to memory of 2156 3384 csrss.exe 133 PID 3384 wrote to memory of 2156 3384 csrss.exe 133 PID 3384 wrote to memory of 2156 3384 csrss.exe 133 -
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\8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe"C:\Users\Admin\AppData\Local\Temp\8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2860
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C:\Users\Admin\AppData\Local\Temp\8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.exe"C:\Users\Admin\AppData\Local\Temp\8ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6.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:3496 -
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:4552 -
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:2212
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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:892
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:3760
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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:3384 -
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
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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:3424
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:500
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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:3728
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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:4180 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵
- 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:2612
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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:4084
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2052 -
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:2036 -
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:4388
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:2156 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:4700
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:3212
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1684
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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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
MD5dc6d782c707737ed789fc3618c8095ea
SHA1d99719c8dbf5319e90bd955e5d2144e149a87140
SHA256eda6ea772401391043667576da6b1d18c6ec2c868a534f8913d335cb459252f3
SHA512e6f7c9a684b57cd981ad436a5da82c0ef7087e15a03d604148e5edec70f39f578f436225bbd987f9bbee9db5bd12b78a4e2aa7babc7f953296371c7f01e39027
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ad4a672f1c88fc0eaf934a5593ffa710
SHA13da87d233ff9deb99fa777ad11f7a6b3207ce914
SHA256161fed75d6ffaaf78309cb8a7f4334d86b6eea008307ab5346b6987befb11f90
SHA5125e2ee0232c0295123b9d6cb085e8d29befc99de5b0d481536e5f68d34ccae20c98c585374ee8ab301f7946751362047723a902e2fa4afc7030ddae39685a36fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54fb341b8ed5a0f98abe7d759ec1447c8
SHA13dde14f9df6963b7ee8f3034fb803728f88e4246
SHA25625aef8509d4e4968ce7e113de642bc2a338af98de360bcd26cd8d9682ee11476
SHA512bb3a4bb0aadaffba7cd40bea8388ccf238cacefb8d6dfef2ad0334f70d150877d077bdc83b44e14da890f30798f09b1deb685f91ea65fe75f57c9d128f182fb4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfe08ac91597d888851ba789551324b0
SHA104b9afee9417e0c5e365649de56e32b51cf5b89b
SHA2567608b41df509a69a51458b7d8bbc4191499fee5a80738d1774907b215bf89021
SHA5129fee1a2280ba442bc5651dedb37f76cb748ddad05645dae643599a720a17ebade8b24c0616141f2ea0d5637a5c8d5969b2c5c7935426c0cca457480b18cc7839
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5405669e9ad6bab08e7681f52f43c200b
SHA1f6cd0aa153e85144356f6c1dbccc8524971c84a4
SHA2569334ae6b6aa149172df45c2ff5690bd9cc34be778e57d0e81d81365b00ae833f
SHA512ece8aa6f3b3da7603f201c949efbf33e0cfe68d2a44ebaa74a22a883403a74ce49e2672a1da1522838be177c645950fa119d8eddea3b77cab6105440700bf475
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Filesize
4.1MB
MD5ae1f300f8bfa8ab0a321a135a2d7e55c
SHA17bee4c6b787753474d8695bb601dc58bf9d47895
SHA2568ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6
SHA51246089e352c79548b0021ea8dda51efd85a5e2633826f8492d4a35afe4c58e92375e87f19900cb792a0b5962d27cdd0dfde5dc97af1a2baff2762688f69b8a01c
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Filesize
4.1MB
MD5ae1f300f8bfa8ab0a321a135a2d7e55c
SHA17bee4c6b787753474d8695bb601dc58bf9d47895
SHA2568ba0e78ba0a1c91f2bae4f90b70b9cfa5bf152c25c71e1f32d836ec4c26858d6
SHA51246089e352c79548b0021ea8dda51efd85a5e2633826f8492d4a35afe4c58e92375e87f19900cb792a0b5962d27cdd0dfde5dc97af1a2baff2762688f69b8a01c
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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