Analysis
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max time kernel
136s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2023 20:35
Static task
static1
General
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Target
14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe
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Size
4.2MB
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MD5
4feb9ab87c9d2cbb3b709d79004f7a7a
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SHA1
3b160517a51631545d42bb8d4f8f0a23e5256023
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SHA256
14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043
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SHA512
a41a4ceec756283736391b3d1dfec38d7436b9972231286540574aa1c460fef2783614d5628f90f039c9833b9e73ae662f2503215116c4433e853eb603aa6448
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SSDEEP
98304:VYuRYwzQA+vkoa/XareQaM/koG08BaYz0z2zaLQ13sWatiD5:tmw0fvkoCar9P/I08B5juQ18va
Malware Config
Signatures
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Glupteba payload 11 IoCs
resource yara_rule behavioral1/memory/3336-134-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral1/memory/3336-157-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3336-180-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3008-232-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3008-264-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-328-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-350-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-359-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-361-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-363-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4780-371-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2460 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4780 csrss.exe 2360 injector.exe 2124 windefender.exe 4968 windefender.exe 1316 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000023139-353.dat upx behavioral1/files/0x0007000000023139-354.dat upx behavioral1/files/0x0007000000023139-355.dat upx behavioral1/memory/2124-357-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2124-356-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4968-358-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4968-360-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4968-364-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x003300000001ee7c-368.dat upx behavioral1/files/0x003300000001ee7c-369.dat upx behavioral1/memory/4968-370-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1316-372-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/1316-374-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/1316-376-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
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 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe File created C:\Windows\rss\csrss.exe 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.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 3000 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3040 3336 WerFault.exe 84 2580 4780 WerFault.exe 107 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4292 schtasks.exe 4888 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\@tzres.dll,-111 = "Eastern Daylight Time" windefender.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\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.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\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.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\IntranetName = "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\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.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\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5072 powershell.exe 5072 powershell.exe 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 2712 powershell.exe 2712 powershell.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 1256 powershell.exe 1256 powershell.exe 5008 powershell.exe 5008 powershell.exe 1552 powershell.exe 1552 powershell.exe 4392 powershell.exe 4392 powershell.exe 5064 powershell.exe 5064 powershell.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 4780 csrss.exe 4780 csrss.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 4780 csrss.exe 4780 csrss.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 4780 csrss.exe 4780 csrss.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe 2360 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5072 powershell.exe Token: SeDebugPrivilege 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Token: SeImpersonatePrivilege 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe Token: SeDebugPrivilege 2712 powershell.exe Token: SeDebugPrivilege 1256 powershell.exe Token: SeDebugPrivilege 5008 powershell.exe Token: SeDebugPrivilege 1552 powershell.exe Token: SeDebugPrivilege 4392 powershell.exe Token: SeDebugPrivilege 5064 powershell.exe Token: SeSystemEnvironmentPrivilege 4780 csrss.exe Token: SeSecurityPrivilege 3000 sc.exe Token: SeSecurityPrivilege 3000 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3336 wrote to memory of 5072 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 85 PID 3336 wrote to memory of 5072 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 85 PID 3336 wrote to memory of 5072 3336 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 85 PID 3008 wrote to memory of 2712 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 97 PID 3008 wrote to memory of 2712 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 97 PID 3008 wrote to memory of 2712 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 97 PID 3008 wrote to memory of 1200 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 99 PID 3008 wrote to memory of 1200 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 99 PID 1200 wrote to memory of 2460 1200 cmd.exe 101 PID 1200 wrote to memory of 2460 1200 cmd.exe 101 PID 3008 wrote to memory of 1256 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 102 PID 3008 wrote to memory of 1256 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 102 PID 3008 wrote to memory of 1256 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 102 PID 3008 wrote to memory of 5008 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 104 PID 3008 wrote to memory of 5008 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 104 PID 3008 wrote to memory of 5008 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 104 PID 3008 wrote to memory of 4780 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 107 PID 3008 wrote to memory of 4780 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 107 PID 3008 wrote to memory of 4780 3008 14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe 107 PID 4780 wrote to memory of 1552 4780 csrss.exe 108 PID 4780 wrote to memory of 1552 4780 csrss.exe 108 PID 4780 wrote to memory of 1552 4780 csrss.exe 108 PID 4780 wrote to memory of 4392 4780 csrss.exe 114 PID 4780 wrote to memory of 4392 4780 csrss.exe 114 PID 4780 wrote to memory of 4392 4780 csrss.exe 114 PID 4780 wrote to memory of 5064 4780 csrss.exe 116 PID 4780 wrote to memory of 5064 4780 csrss.exe 116 PID 4780 wrote to memory of 5064 4780 csrss.exe 116 PID 4780 wrote to memory of 2360 4780 csrss.exe 118 PID 4780 wrote to memory of 2360 4780 csrss.exe 118 PID 2124 wrote to memory of 2452 2124 windefender.exe 124 PID 2124 wrote to memory of 2452 2124 windefender.exe 124 PID 2124 wrote to memory of 2452 2124 windefender.exe 124 PID 2452 wrote to memory of 3000 2452 cmd.exe 125 PID 2452 wrote to memory of 3000 2452 cmd.exe 125 PID 2452 wrote to memory of 3000 2452 cmd.exe 125 PID 4780 wrote to memory of 1316 4780 csrss.exe 127 PID 4780 wrote to memory of 1316 4780 csrss.exe 127 PID 4780 wrote to memory of 1316 4780 csrss.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:\Users\Admin\AppData\Local\Temp\14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe"C:\Users\Admin\AppData\Local\Temp\14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5072
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C:\Users\Admin\AppData\Local\Temp\14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.exe"C:\Users\Admin\AppData\Local\Temp\14dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043.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:3008 -
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:2712
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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:1200 -
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:2460
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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:1256
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5008
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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:4780 -
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:1552
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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:4292
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4120
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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:4392
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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:5064
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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:2360
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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:4888
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2124 -
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:2452 -
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:3000
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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:1316 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:4640
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 6244⤵
- Program crash
PID:2580
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3336 -s 8402⤵
- Program crash
PID:3040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3336 -ip 33361⤵PID:1976
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4780 -ip 47801⤵PID:3312
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
MD5bd307672a34b411eb4dae710e2073aaf
SHA1bfbe3775c730f0ce12f236d4793989bfba815e22
SHA256fa8b6d71a24a452ec8c4fcfa628c4376e8e242e7215145c3e71f31626195f2fa
SHA5124a98b96ce6e7d77f27a38cd6b1f3249575e27c17b43b63147a4c525eef7e97584b7b31240e7fbcc650f422b1a11b3379ead062d50cd4a3ae8950973b190890b8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59e77e97843edff572f2d63e6948c5f11
SHA1bb97b71150c3ec2a3a52dad27bb7c7806b5c12b8
SHA2564f0a924c2b7383bc413bea0cee83817f49a839adc07a615ec6e8bc4debd73d10
SHA5123463619b2b204f6e00bd8eac19c81584628ba56e3728979573d2015a4cd1ba856779b07d303907912e610398b611bf9b4ff66ad76774815bbb954c3494686c09
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD555a4184f5ac69d1c7e15d53fe702a9ba
SHA1a8ba289d0ba36a56f43f3e6b884be2051b856932
SHA256e3524d5d878d4e1e526ffc346a0d77b5458e3da32fc58f4b2d56a6648e265f3e
SHA51292ed8bdadebee28239d47ce042c5d9a41bbfdabe4b5209cbdb100fd13e1642ec759916cd5f8f06d914b7f8caa2a048b648b500c2f67582131abfdbdb08e8fd10
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58c4e0a1be56a8430a64738e354187b36
SHA1d54b9a9e5f7ffac2c90e0907f3c145df92b03d7a
SHA256c741fb85a38913e00f7d49867894e36b4ea4a86adc6d9e6820ff8dd6b579805e
SHA51228d53c8fc7e3dd9303e73ade3608bdacba322d089e5054602b0aa8dc24676245d9080d548c2b461dc347ff1b4016d9085c1819be797dde431c256c698e1f234d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD570eeadc33b818b8a60683b73c50c9828
SHA1001661e2e1090a0952d52afa4d3df4f9d9c9977c
SHA2562b376e416f45c663bf19369da326e07ce43b8178377593b9c2f1b89f963b8f87
SHA512ff6eb3a880c7386697b83413dbdb0c74868925c75443e6efb750c07d139877559cea85caa476b423ccc6d405d6e6caa5ed48bacbc0da5968009f319930321200
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Filesize
4.2MB
MD54feb9ab87c9d2cbb3b709d79004f7a7a
SHA13b160517a51631545d42bb8d4f8f0a23e5256023
SHA25614dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043
SHA512a41a4ceec756283736391b3d1dfec38d7436b9972231286540574aa1c460fef2783614d5628f90f039c9833b9e73ae662f2503215116c4433e853eb603aa6448
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Filesize
4.2MB
MD54feb9ab87c9d2cbb3b709d79004f7a7a
SHA13b160517a51631545d42bb8d4f8f0a23e5256023
SHA25614dd6c90dc96a00cdd0385ad47f8d9f7d509d6384fc38779b4ef65e07549a043
SHA512a41a4ceec756283736391b3d1dfec38d7436b9972231286540574aa1c460fef2783614d5628f90f039c9833b9e73ae662f2503215116c4433e853eb603aa6448
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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