Analysis
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max time kernel
150s -
max time network
159s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
04-08-2023 12:52
Static task
static1
General
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Target
c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe
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Size
4.2MB
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MD5
398b9cba547113d092dd239f2ddb119a
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SHA1
8981c859fd718ffb87c81b99c9d8069b99d3ae94
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SHA256
c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648
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SHA512
116f248f0b115a4a11421286499961ef241bf97b3d4310aa3ca5ee6cfeb00d7f53d989b2002063c1c04b1f52d8d6442b97a58b0060bb472604795118cccf7a63
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SSDEEP
98304:uO14eNHTmQgSj9z34DCdSTKWHkgAYj4ljhc0eIK998:/14gTEShzqKWHmLeIE+
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3704-122-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/3704-123-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/3704-146-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/3704-164-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/3704-424-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4752-428-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4752-529-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4752-772-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4752-1164-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1167-0x0000000004E00000-0x00000000056EB000-memory.dmp family_glupteba behavioral1/memory/4196-1168-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1200-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1574-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1913-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1921-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1923-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1925-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1927-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1929-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba behavioral1/memory/4196-1931-0x0000000000400000-0x00000000026D9000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 5056 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4196 csrss.exe 3100 injector.exe 4940 windefender.exe 4984 windefender.exe 2168 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000700000001aff5-1916.dat upx behavioral1/files/0x000700000001aff5-1918.dat upx behavioral1/files/0x000700000001aff5-1919.dat upx behavioral1/memory/4940-1920-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4984-1922-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4984-1926-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4984-1932-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000001aff6-1936.dat upx behavioral1/files/0x000700000001aff6-1938.dat upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe = "0" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3229013990-3330391637-2814184332-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\S-1-5-21-3229013990-3330391637-2814184332-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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\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 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe File created C:\Windows\rss\csrss.exe c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.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 5048 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 512 schtasks.exe 2760 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.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" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.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\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.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\AutoDetect = "0" powershell.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,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.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,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1556 powershell.exe 1556 powershell.exe 1556 powershell.exe 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 2036 powershell.exe 2036 powershell.exe 2036 powershell.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 4276 powershell.exe 4276 powershell.exe 4276 powershell.exe 2568 powershell.exe 2568 powershell.exe 2568 powershell.exe 224 powershell.exe 224 powershell.exe 224 powershell.exe 2548 powershell.exe 2548 powershell.exe 2548 powershell.exe 4552 powershell.exe 4552 powershell.exe 4552 powershell.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 4196 csrss.exe 4196 csrss.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 4196 csrss.exe 4196 csrss.exe 3100 injector.exe 3100 injector.exe 4196 csrss.exe 4196 csrss.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1556 powershell.exe Token: SeDebugPrivilege 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Token: SeImpersonatePrivilege 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe Token: SeDebugPrivilege 2036 powershell.exe Token: SeDebugPrivilege 4276 powershell.exe Token: SeDebugPrivilege 2568 powershell.exe Token: SeDebugPrivilege 224 powershell.exe Token: SeDebugPrivilege 2548 powershell.exe Token: SeDebugPrivilege 4552 powershell.exe Token: SeSystemEnvironmentPrivilege 4196 csrss.exe Token: SeSecurityPrivilege 5048 sc.exe Token: SeSecurityPrivilege 5048 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 3704 wrote to memory of 1556 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 71 PID 3704 wrote to memory of 1556 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 71 PID 3704 wrote to memory of 1556 3704 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 71 PID 4752 wrote to memory of 2036 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 76 PID 4752 wrote to memory of 2036 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 76 PID 4752 wrote to memory of 2036 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 76 PID 4752 wrote to memory of 1348 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 78 PID 4752 wrote to memory of 1348 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 78 PID 1348 wrote to memory of 5056 1348 cmd.exe 80 PID 1348 wrote to memory of 5056 1348 cmd.exe 80 PID 4752 wrote to memory of 4276 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 81 PID 4752 wrote to memory of 4276 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 81 PID 4752 wrote to memory of 4276 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 81 PID 4752 wrote to memory of 2568 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 83 PID 4752 wrote to memory of 2568 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 83 PID 4752 wrote to memory of 2568 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 83 PID 4752 wrote to memory of 4196 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 85 PID 4752 wrote to memory of 4196 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 85 PID 4752 wrote to memory of 4196 4752 c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe 85 PID 4196 wrote to memory of 224 4196 csrss.exe 86 PID 4196 wrote to memory of 224 4196 csrss.exe 86 PID 4196 wrote to memory of 224 4196 csrss.exe 86 PID 4196 wrote to memory of 2548 4196 csrss.exe 93 PID 4196 wrote to memory of 2548 4196 csrss.exe 93 PID 4196 wrote to memory of 2548 4196 csrss.exe 93 PID 4196 wrote to memory of 4552 4196 csrss.exe 95 PID 4196 wrote to memory of 4552 4196 csrss.exe 95 PID 4196 wrote to memory of 4552 4196 csrss.exe 95 PID 4196 wrote to memory of 3100 4196 csrss.exe 97 PID 4196 wrote to memory of 3100 4196 csrss.exe 97 PID 4940 wrote to memory of 2552 4940 windefender.exe 104 PID 4940 wrote to memory of 2552 4940 windefender.exe 104 PID 4940 wrote to memory of 2552 4940 windefender.exe 104 PID 2552 wrote to memory of 5048 2552 cmd.exe 105 PID 2552 wrote to memory of 5048 2552 cmd.exe 105 PID 2552 wrote to memory of 5048 2552 cmd.exe 105 PID 4196 wrote to memory of 2168 4196 csrss.exe 108 PID 4196 wrote to memory of 2168 4196 csrss.exe 108 PID 4196 wrote to memory of 2168 4196 csrss.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe"C:\Users\Admin\AppData\Local\Temp\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1556
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C:\Users\Admin\AppData\Local\Temp\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe"C:\Users\Admin\AppData\Local\Temp\c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:4752 -
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:2036
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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:1348 -
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
- Modifies data under HKEY_USERS
PID:5056
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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:4276
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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:2568
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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:4196 -
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:224
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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:512
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3400
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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:2548
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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:4552
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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:3100
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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:2760
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4940 -
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:2552 -
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:5048
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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:2168
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4984
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
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
672KB
MD5e8810145b7d2790f9d6a268839accdc0
SHA162b66fe640984bd9f21084a1452598effbec5749
SHA256ac77d701d9a7476cc9587db530b6a504f6fc2a31b5f54fe44a18ac7747d76c04
SHA512352bec7ba7b7562dbaa7fa7fff072c24d0625dd094e292a3f7cd126a0a37114e1a024ec7aaa9f3ab569c3ebea453e8521d1caf959175b60ac52b1f9d5d35536b
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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
MD5db01a2c1c7e70b2b038edf8ad5ad9826
SHA1540217c647a73bad8d8a79e3a0f3998b5abd199b
SHA256413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d
SHA512c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5c0f13fdcb70ceda17bf5650ae5e6f433
SHA1b7e778a4ebea93662f5fcb758af077cf98085fcc
SHA256c249e0734202f09052082e663b37b884a0edd5f0dfb68791b40580a26f2e68ec
SHA512a053a84c82122c90070cee034803c6b199a065d7305ce003240eb846ff94672e11476cb74f838de830918fdab602844b8a317fdec5a6ecf8548cd6f079993a6a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD546df8426af67ed93e081c7c2d52955bd
SHA1462986049f7601efb264a243c443e63083eaf2d7
SHA256284700fc8e139577ca702302dcde9809b37c970322d17ae2a01241a02046d98f
SHA51279ce9f996b60be3901f7850c501f7f4245d47de859c0ac3299599eb9aebd629462ff96f9486b47468d89b6bee4f377041f68db566273d70e8ca3e301a7557df4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD52e8a6838cf8cf780d9ef972a31ab5df9
SHA14ddae333891924aea8203c29c9140386bf4a784b
SHA25607540484c277a9e49ad3d0ca86630969a0fed70c49549bd4f58b6d54502df4f8
SHA51278efc2c5aa4e00c6fb72a9cbb11305d4d737e193a1cc70b9111ba47a1a7a953df3a5de38bd2f05d56060eb7998ae161dcd8df9d4ec57412e4eebab5d60b7df67
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD527a2d87ad3e7c525310c97f4a93edc0b
SHA1264af54a31b10e80074a21185bec878f4aeed4b2
SHA2566b1aa1fb7134e22518a6163730d09c1918504f62d8623c2c07acbb258fe60197
SHA51279affa9045cf780d24286890f57206986164b94b9711b857dbb10f1884c6087798536cb80ff432938260dcf7dd39a80bd48283db6da729b1424d25d9fea31386
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5b384498d05f2555ff8cfb74001384f68
SHA193c2d934fc74cb6d9fa7007c7f901c69d41c97d7
SHA2568d23aaaa38aa32739058794bb76232502b069c6bc1d80a5c09149cd148af95d8
SHA51285c6367734b313899c8d85a1e77ff64a7c27afd5236fe75d8164a27a3ad33ac6db17c0c181a8394f324a29402b527cc39bcc84dbbe3dc90cf74a9edb854e1898
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Filesize
4.2MB
MD5398b9cba547113d092dd239f2ddb119a
SHA18981c859fd718ffb87c81b99c9d8069b99d3ae94
SHA256c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648
SHA512116f248f0b115a4a11421286499961ef241bf97b3d4310aa3ca5ee6cfeb00d7f53d989b2002063c1c04b1f52d8d6442b97a58b0060bb472604795118cccf7a63
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Filesize
4.2MB
MD5398b9cba547113d092dd239f2ddb119a
SHA18981c859fd718ffb87c81b99c9d8069b99d3ae94
SHA256c06af603aaa20b60961ff4fb0e9a8290736d33563679ca88688d7391e5809648
SHA512116f248f0b115a4a11421286499961ef241bf97b3d4310aa3ca5ee6cfeb00d7f53d989b2002063c1c04b1f52d8d6442b97a58b0060bb472604795118cccf7a63
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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