Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230824-en -
resource tags
arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system -
submitted
31/08/2023, 15:49
Static task
static1
General
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Target
d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe
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Size
4.1MB
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MD5
2e0a924ba65d96a4d12b7833bee8531b
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SHA1
1961ed95cb1e9ce07ff1505c3efe7bd2ec7a2d42
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SHA256
d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931
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SHA512
ea08f803ccb2459179e67eb3d079e0056e7900e03ef7cd924d2340386fee7b3123c879656769a73526a367217cd19802ae451234ed189c2995832df8ef4d27c6
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SSDEEP
98304:FNl/Xc/Ol5lT6qAbMKykW4DKv+sro/Arph/5PAcHCJtY8Pz:7lz7lZAfTWaK2XAv9AcHCJ+k
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4628-9-0x0000000003A70000-0x000000000435B000-memory.dmp family_glupteba behavioral1/memory/4628-10-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/4628-29-0x0000000003A70000-0x000000000435B000-memory.dmp family_glupteba behavioral1/memory/4628-30-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/4628-60-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/5060-63-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/5060-89-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/5060-122-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/5060-155-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-159-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-188-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-232-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-253-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-262-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-265-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-268-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-271-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba behavioral1/memory/844-274-0x0000000000400000-0x000000000177E000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1596 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 844 csrss.exe 4780 injector.exe 4712 windefender.exe 1816 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023011-256.dat upx behavioral1/files/0x0009000000023011-257.dat upx behavioral1/files/0x0009000000023011-259.dat upx behavioral1/memory/4712-260-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1816-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1816-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1816-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\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 8 IoCs
description ioc Process 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 File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{6F98D894-7FC7-4F4A-AED3-A80BAA8D947E}.catalogItem svchost.exe File created 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 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe File created C:\Windows\rss\csrss.exe d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.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 5032 sc.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.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 3180 schtasks.exe 4364 schtasks.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-2372 = "Easter Island Standard Time" d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2736 powershell.exe 2736 powershell.exe 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 1880 powershell.exe 1880 powershell.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 3352 powershell.exe 3352 powershell.exe 2788 powershell.exe 2788 powershell.exe 1404 powershell.exe 1404 powershell.exe 1628 powershell.exe 1628 powershell.exe 1492 powershell.exe 1492 powershell.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 844 csrss.exe 844 csrss.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 844 csrss.exe 844 csrss.exe 4780 injector.exe 4780 injector.exe 844 csrss.exe 844 csrss.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe 4780 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2736 powershell.exe Token: SeDebugPrivilege 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Token: SeImpersonatePrivilege 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe Token: SeDebugPrivilege 1880 powershell.exe Token: SeDebugPrivilege 3352 powershell.exe Token: SeDebugPrivilege 2788 powershell.exe Token: SeDebugPrivilege 1404 powershell.exe Token: SeDebugPrivilege 1628 powershell.exe Token: SeDebugPrivilege 1492 powershell.exe Token: SeSystemEnvironmentPrivilege 844 csrss.exe Token: SeSecurityPrivilege 5032 sc.exe Token: SeSecurityPrivilege 5032 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4628 wrote to memory of 2736 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 88 PID 4628 wrote to memory of 2736 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 88 PID 4628 wrote to memory of 2736 4628 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 88 PID 5060 wrote to memory of 1880 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 94 PID 5060 wrote to memory of 1880 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 94 PID 5060 wrote to memory of 1880 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 94 PID 5060 wrote to memory of 3496 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 97 PID 5060 wrote to memory of 3496 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 97 PID 3496 wrote to memory of 1596 3496 cmd.exe 99 PID 3496 wrote to memory of 1596 3496 cmd.exe 99 PID 5060 wrote to memory of 3352 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 100 PID 5060 wrote to memory of 3352 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 100 PID 5060 wrote to memory of 3352 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 100 PID 5060 wrote to memory of 2788 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 102 PID 5060 wrote to memory of 2788 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 102 PID 5060 wrote to memory of 2788 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 102 PID 5060 wrote to memory of 844 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 104 PID 5060 wrote to memory of 844 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 104 PID 5060 wrote to memory of 844 5060 d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe 104 PID 844 wrote to memory of 1404 844 csrss.exe 109 PID 844 wrote to memory of 1404 844 csrss.exe 109 PID 844 wrote to memory of 1404 844 csrss.exe 109 PID 844 wrote to memory of 1628 844 csrss.exe 115 PID 844 wrote to memory of 1628 844 csrss.exe 115 PID 844 wrote to memory of 1628 844 csrss.exe 115 PID 844 wrote to memory of 1492 844 csrss.exe 117 PID 844 wrote to memory of 1492 844 csrss.exe 117 PID 844 wrote to memory of 1492 844 csrss.exe 117 PID 844 wrote to memory of 4780 844 csrss.exe 120 PID 844 wrote to memory of 4780 844 csrss.exe 120 PID 4712 wrote to memory of 1876 4712 windefender.exe 126 PID 4712 wrote to memory of 1876 4712 windefender.exe 126 PID 4712 wrote to memory of 1876 4712 windefender.exe 126 PID 1876 wrote to memory of 5032 1876 cmd.exe 127 PID 1876 wrote to memory of 5032 1876 cmd.exe 127 PID 1876 wrote to memory of 5032 1876 cmd.exe 127 -
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:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4948
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C:\Users\Admin\AppData\Local\Temp\d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe"C:\Users\Admin\AppData\Local\Temp\d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2736
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C:\Users\Admin\AppData\Local\Temp\d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.exe"C:\Users\Admin\AppData\Local\Temp\d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931.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:5060 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1880
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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:3496 -
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:1596
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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:3352
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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:2788
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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:844 -
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:1404
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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:3180
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1408
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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:1628
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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:1492
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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:4780
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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:4364
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4712 -
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:1876 -
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:5032
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1816
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
MD5c95b13448dda25d19dab0a9aeeed1901
SHA1a789c6548af6854d345c0f88146e33e235c0f946
SHA256e1ffe602965be66e808cb5b4a668b4f4e238d101552b6e81552598492b5feb87
SHA5127d2635a150b0d5701df1dfd6bcf3ca4c54446c90bef767bd416abe0061658212b0dd4d3462f2d9e4f0590ecdef2db00e41be16525fe53e5b96993e2b3f65c62b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5afbfbd2eb64f8b9878b2aeb7293b487f
SHA1c4efd92d5be28a3c780afe865b44aba05b09219a
SHA2563f4561b1107ecfef93ee43fd555177101246605b6e79be4ed5478f32d9a3d623
SHA512390645dd69858db38082bd5bbf31e42c5c43a84aa12f71d8ffaf64471b16ab31c6bd211063dc2d31f236b28dad98838e9dff8436c96bfab88a710263ae2fe3ad
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5735771869a92f4389177fe10f2a19540
SHA1a4d1e909aacaf3b855bc9252f8e0f5e195f0559b
SHA25633052c57934260fc42dd84f087691b2dd528108e54332abf48efb6565b24b73b
SHA51233dea6cd325a076a6e360a6b5bfdfded1ac8a38af78966b4751f783b80fc689a277d4feab7e1d644515104759dc6795d4dec9e3232bc53032b077f262a397d1b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD561efbeb06b3573a5cedc5e184e2cb515
SHA1b50c7005351ace241b79bb981b6505ace0fad328
SHA256ff75ca1463719188837143bb30739c1cc04b07709c25a9a9c6382a1d2eea8306
SHA5123fd5dbb86e835549aa70bf2e7fe3d8bb2f702a1506c3032c537a0dc6f0a70b69edd3fdaefc75cb1ad32bc216cd0a3af39229cb6ea0864df26eda7ae64252fa29
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56a77f072ec1a731a48666eb33442bd2f
SHA13e5d80d1b9a590a3ded2e0aadd1c4270708953a3
SHA256aa6f3f7aa8462eafbfb3d29c2c2c4b02b37cc531376364e1b57625e210d6068d
SHA5127a56c793e2f707072babfd001fa95c0f7ba8e36ed5f14202dadf8b10c884a13658762a8dd97da9f36fdedeb494b727f68216faa654430cac9c1326f50cefa746
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Filesize
4.1MB
MD52e0a924ba65d96a4d12b7833bee8531b
SHA11961ed95cb1e9ce07ff1505c3efe7bd2ec7a2d42
SHA256d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931
SHA512ea08f803ccb2459179e67eb3d079e0056e7900e03ef7cd924d2340386fee7b3123c879656769a73526a367217cd19802ae451234ed189c2995832df8ef4d27c6
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Filesize
4.1MB
MD52e0a924ba65d96a4d12b7833bee8531b
SHA11961ed95cb1e9ce07ff1505c3efe7bd2ec7a2d42
SHA256d873e994ad38af521f8c4daae61bc90551516753d675b42a1f53e89ed561e931
SHA512ea08f803ccb2459179e67eb3d079e0056e7900e03ef7cd924d2340386fee7b3123c879656769a73526a367217cd19802ae451234ed189c2995832df8ef4d27c6
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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