Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 23:41
Static task
static1
Behavioral task
behavioral1
Sample
97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe
Resource
win11-20240419-en
General
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Target
97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe
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Size
4.1MB
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MD5
eb0c23667b0e7d145dd28a02cb81632f
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SHA1
59bfcf527af7d62d8d5e3eead1467bd9bd05dd42
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SHA256
97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527
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SHA512
2775278bc425f84c0db9d855deaedb8a288cef216dd7f710e916eb0954bcfde650123500c12633d5b440e1f6ce1bfa68f34aefdf63568ae6d6e5f1ed20c9f1f6
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SSDEEP
98304:ieUiHluf0rQLB7qDC2cDnv7XkMmFoNL2AuFwfBpDq4kblyNxxbhOzhGQ:igHncLBP5HkIsFwf3u4kByfxbhO3
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3652-2-0x0000000002D50000-0x000000000363B000-memory.dmp family_glupteba behavioral1/memory/3652-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1420-56-0x0000000002D60000-0x000000000364B000-memory.dmp family_glupteba behavioral1/memory/3652-83-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3652-109-0x0000000002D50000-0x000000000363B000-memory.dmp family_glupteba behavioral1/memory/1420-131-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1420-136-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-251-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4016-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4616 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4016 csrss.exe 1400 injector.exe 4472 windefender.exe 736 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023441-221.dat upx behavioral1/memory/4472-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/736-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4472-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/736-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/736-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe File created C:\Windows\rss\csrss.exe 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4336 sc.exe -
pid Process 1400 powershell.exe 4340 powershell.exe 880 powershell.exe 676 powershell.exe 232 powershell.exe 3628 powershell.exe 2244 powershell.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 988 schtasks.exe 4780 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.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\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.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\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3628 powershell.exe 3628 powershell.exe 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 2244 powershell.exe 2244 powershell.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 1400 powershell.exe 1400 powershell.exe 4340 powershell.exe 4340 powershell.exe 880 powershell.exe 880 powershell.exe 676 powershell.exe 676 powershell.exe 232 powershell.exe 232 powershell.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 4016 csrss.exe 4016 csrss.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 4016 csrss.exe 4016 csrss.exe 1400 injector.exe 1400 injector.exe 4016 csrss.exe 4016 csrss.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe 1400 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3628 powershell.exe Token: SeDebugPrivilege 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Token: SeImpersonatePrivilege 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe Token: SeDebugPrivilege 2244 powershell.exe Token: SeDebugPrivilege 1400 powershell.exe Token: SeDebugPrivilege 4340 powershell.exe Token: SeDebugPrivilege 880 powershell.exe Token: SeDebugPrivilege 676 powershell.exe Token: SeDebugPrivilege 232 powershell.exe Token: SeSystemEnvironmentPrivilege 4016 csrss.exe Token: SeSecurityPrivilege 4336 sc.exe Token: SeSecurityPrivilege 4336 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3652 wrote to memory of 3628 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 86 PID 3652 wrote to memory of 3628 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 86 PID 3652 wrote to memory of 3628 3652 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 86 PID 1420 wrote to memory of 2244 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 96 PID 1420 wrote to memory of 2244 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 96 PID 1420 wrote to memory of 2244 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 96 PID 1420 wrote to memory of 1548 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 99 PID 1420 wrote to memory of 1548 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 99 PID 1548 wrote to memory of 4616 1548 cmd.exe 101 PID 1548 wrote to memory of 4616 1548 cmd.exe 101 PID 1420 wrote to memory of 1400 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 102 PID 1420 wrote to memory of 1400 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 102 PID 1420 wrote to memory of 1400 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 102 PID 1420 wrote to memory of 4340 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 104 PID 1420 wrote to memory of 4340 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 104 PID 1420 wrote to memory of 4340 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 104 PID 1420 wrote to memory of 4016 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 106 PID 1420 wrote to memory of 4016 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 106 PID 1420 wrote to memory of 4016 1420 97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe 106 PID 4016 wrote to memory of 880 4016 csrss.exe 107 PID 4016 wrote to memory of 880 4016 csrss.exe 107 PID 4016 wrote to memory of 880 4016 csrss.exe 107 PID 4016 wrote to memory of 676 4016 csrss.exe 112 PID 4016 wrote to memory of 676 4016 csrss.exe 112 PID 4016 wrote to memory of 676 4016 csrss.exe 112 PID 4016 wrote to memory of 232 4016 csrss.exe 115 PID 4016 wrote to memory of 232 4016 csrss.exe 115 PID 4016 wrote to memory of 232 4016 csrss.exe 115 PID 4016 wrote to memory of 1400 4016 csrss.exe 118 PID 4016 wrote to memory of 1400 4016 csrss.exe 118 PID 4472 wrote to memory of 4268 4472 windefender.exe 125 PID 4472 wrote to memory of 4268 4472 windefender.exe 125 PID 4472 wrote to memory of 4268 4472 windefender.exe 125 PID 4268 wrote to memory of 4336 4268 cmd.exe 126 PID 4268 wrote to memory of 4336 4268 cmd.exe 126 PID 4268 wrote to memory of 4336 4268 cmd.exe 126 -
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\97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe"C:\Users\Admin\AppData\Local\Temp\97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3628
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C:\Users\Admin\AppData\Local\Temp\97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.exe"C:\Users\Admin\AppData\Local\Temp\97e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527.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:1420 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2244
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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:1548 -
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:4616
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1400
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4340
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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:4016 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:880
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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:4780
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3104
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:676
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:232
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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:1400
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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:988
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4472 -
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:4268 -
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:4336
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:736
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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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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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
MD56574221a8237c469a44067b1ab39bfa1
SHA1af86c8ef833d9e435d31af6b9be83189a3454596
SHA2561e1f0ba3ad06012f0fe0d0ec592588546f4debe617ec35646ac1de7cc8c1660b
SHA512768e3365fdbb3670b9328112e8ca31be797d585a37751b9f2b423c532532a2e9e9af3b1f944617eee3d351c8ba8beba61ef5cb53108b9879b31b93250d87aa61
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51f1928a8c6893a4b52fec1360c0de9a0
SHA1ed323ad84f65f797d3435c2f46387deb5fe7cab9
SHA25615c87972989b737ed8ba481459aa28a3ac13f7d28e9b2a0906209cf4ca5cc8ea
SHA512fd9262950d7f570b9e700f361fca459e07096d7c7b8a4c3f129fbefdcc5023fa87ba84264f64077cff80b541c4cd2c9fbb1d599e365bcd72421159b753db0818
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e120a45565c97556c9fddd08bccf1b03
SHA14498fcfb909ab0381d4dd243770b2787d615c7b6
SHA2563e2a91256f28e8cbab41a77682d602d7f017d53b165ae77f27a43c06f42b85a4
SHA512ac050910fb71b38e25bdc726cba79c1f3696ece0b20165bda5e02726c1baf8171d892edda416bb77ed0c6ac6275adae32be1fe8b52515ffd046b715e74034267
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e8a7e57bfd739d543fdb203577088a59
SHA1bff3b2e0bc09b7e3a5d72974766624d179bae6bf
SHA256a7824e948a4a58fdfd19b7d496018e7a4ae23ad3411219cb13203ab280f9e27d
SHA51258cbec9206b1375dc5ee50912afd9ddf1fa357b27b4bb0b912080e0ae46d4506c56184a097e34046a63341b840013c9dec544d6e64855d20322a8c7d6cd28536
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b376bdc61e0bc36847bfdd99857c7df7
SHA17d283720732a668c6619a35b9c20003c1b319a60
SHA25639563e970c8bb796291fb2836e6b4297cd38a7697a059af573c79bd380a44134
SHA5122eff32bd17494bbd1f01faf579c54470bdd1f5cb02460d89ff7b92e962f8b804aef5f97c59236e9d2255321ffcda13ee018c18d8cf8b2eac7eca277c2832632a
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Filesize
4.1MB
MD5eb0c23667b0e7d145dd28a02cb81632f
SHA159bfcf527af7d62d8d5e3eead1467bd9bd05dd42
SHA25697e725cd9215b53ff3ccb83ca257c5f755f1ae6d9ade3769fe93a8673c696527
SHA5122775278bc425f84c0db9d855deaedb8a288cef216dd7f710e916eb0954bcfde650123500c12633d5b440e1f6ce1bfa68f34aefdf63568ae6d6e5f1ed20c9f1f6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec