Analysis
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max time kernel
150s -
max time network
138s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
14/07/2023, 23:49
Static task
static1
General
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Target
13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe
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Size
4.1MB
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MD5
9eee7883c97a52e466c194d447d56ab0
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SHA1
38b246f033020523d228c00af4ec6fd3fd2d7bd5
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SHA256
13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49
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SHA512
6841fa5abf39123462cec16c4598b1e3d8e4d88770a41f9d23df07669b51388f767855a6cb177c7981b9c25b68fba5433636076042f672f8c14e38645e4a918e
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SSDEEP
98304:gsgV7Kg5+bA/jKDTZvEBDItvwHQVtwvT5+Q86YGqL9V7pQADu1j2xZp7c:IKgg6jKNEatoH62b44WQAmq0
Malware Config
Signatures
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Glupteba payload 23 IoCs
resource yara_rule behavioral1/memory/1944-119-0x0000000002E80000-0x000000000376B000-memory.dmp family_glupteba behavioral1/memory/1944-120-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1944-121-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1944-136-0x0000000002E80000-0x000000000376B000-memory.dmp family_glupteba behavioral1/memory/1944-326-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1944-422-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-425-0x0000000002E00000-0x00000000036EB000-memory.dmp family_glupteba behavioral1/memory/480-426-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-434-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-532-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-682-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-1087-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/480-1165-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1169-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1190-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1521-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1913-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1922-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1924-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1926-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1928-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1930-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3656-1932-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 924 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3656 csrss.exe 1376 injector.exe 3540 windefender.exe 4100 windefender.exe -
resource yara_rule behavioral1/files/0x000700000001afec-1916.dat upx behavioral1/files/0x000700000001afec-1918.dat upx behavioral1/files/0x000700000001afec-1919.dat upx behavioral1/memory/3540-1921-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4100-1923-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4100-1927-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-488886677-2269338296-1239465872-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\S-1-5-21-488886677-2269338296-1239465872-1000\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 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 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 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe File created C:\Windows\rss\csrss.exe 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.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 208 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 4500 schtasks.exe 1360 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,-512 = "Central Asia 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,-2182 = "Astrakhan Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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 Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace\Session netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4200 powershell.exe 4200 powershell.exe 4200 powershell.exe 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 2672 powershell.exe 2672 powershell.exe 2672 powershell.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 5104 powershell.exe 5104 powershell.exe 5104 powershell.exe 1044 powershell.exe 1044 powershell.exe 1044 powershell.exe 4404 powershell.exe 4404 powershell.exe 4404 powershell.exe 3724 powershell.exe 3724 powershell.exe 3724 powershell.exe 4456 powershell.exe 4456 powershell.exe 4456 powershell.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 3656 csrss.exe 3656 csrss.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 3656 csrss.exe 3656 csrss.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 3656 csrss.exe 3656 csrss.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe 1376 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4200 powershell.exe Token: SeDebugPrivilege 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Token: SeImpersonatePrivilege 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe Token: SeDebugPrivilege 2672 powershell.exe Token: SeDebugPrivilege 5104 powershell.exe Token: SeDebugPrivilege 1044 powershell.exe Token: SeDebugPrivilege 4404 powershell.exe Token: SeDebugPrivilege 3724 powershell.exe Token: SeDebugPrivilege 4456 powershell.exe Token: SeSystemEnvironmentPrivilege 3656 csrss.exe Token: SeSecurityPrivilege 208 sc.exe Token: SeSecurityPrivilege 208 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1944 wrote to memory of 4200 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 71 PID 1944 wrote to memory of 4200 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 71 PID 1944 wrote to memory of 4200 1944 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 71 PID 480 wrote to memory of 2672 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 76 PID 480 wrote to memory of 2672 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 76 PID 480 wrote to memory of 2672 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 76 PID 480 wrote to memory of 3524 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 79 PID 480 wrote to memory of 3524 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 79 PID 3524 wrote to memory of 924 3524 cmd.exe 80 PID 3524 wrote to memory of 924 3524 cmd.exe 80 PID 480 wrote to memory of 5104 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 81 PID 480 wrote to memory of 5104 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 81 PID 480 wrote to memory of 5104 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 81 PID 480 wrote to memory of 1044 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 83 PID 480 wrote to memory of 1044 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 83 PID 480 wrote to memory of 1044 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 83 PID 480 wrote to memory of 3656 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 85 PID 480 wrote to memory of 3656 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 85 PID 480 wrote to memory of 3656 480 13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe 85 PID 3656 wrote to memory of 4404 3656 csrss.exe 86 PID 3656 wrote to memory of 4404 3656 csrss.exe 86 PID 3656 wrote to memory of 4404 3656 csrss.exe 86 PID 3656 wrote to memory of 3724 3656 csrss.exe 92 PID 3656 wrote to memory of 3724 3656 csrss.exe 92 PID 3656 wrote to memory of 3724 3656 csrss.exe 92 PID 3656 wrote to memory of 4456 3656 csrss.exe 95 PID 3656 wrote to memory of 4456 3656 csrss.exe 95 PID 3656 wrote to memory of 4456 3656 csrss.exe 95 PID 3656 wrote to memory of 1376 3656 csrss.exe 97 PID 3656 wrote to memory of 1376 3656 csrss.exe 97 PID 3540 wrote to memory of 2128 3540 windefender.exe 104 PID 3540 wrote to memory of 2128 3540 windefender.exe 104 PID 3540 wrote to memory of 2128 3540 windefender.exe 104 PID 2128 wrote to memory of 208 2128 cmd.exe 105 PID 2128 wrote to memory of 208 2128 cmd.exe 105 PID 2128 wrote to memory of 208 2128 cmd.exe 105 -
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\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe"C:\Users\Admin\AppData\Local\Temp\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4200
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C:\Users\Admin\AppData\Local\Temp\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.exe"C:\Users\Admin\AppData\Local\Temp\13bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49.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:480 -
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:2672
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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:3524 -
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:924
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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:5104
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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:1044
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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:3656 -
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:4404
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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:4500
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1944
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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:3724
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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:4456
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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:1376
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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:1360
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3540 -
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:2128 -
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:208
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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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
MD5e24f15d7430218f5e5278d83dfb26d32
SHA1ebdf59da8746e6f70c74cb6bba72c87ca563734d
SHA2562cfb25616c5d8a8a10abc3ec5a1915aeff0faacc58f165d28ed39abda9550053
SHA512543fefa49895522fc24038d16323f999bfff49b31c0f30cc7e6e3c858ccd54dc19428cc914909921dee5eef352db669b4bd9996a384c786d8225ebac4ea56345
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5920a6ec79c209084325f0f028f45d082
SHA16f6eee8954302e0b8928d5da5c4d40787f0f618d
SHA25613eccb3216fb61279efc0a43edeff70fd967a39b660ceb567d4b57b49d5f7ad2
SHA5123586e79d10d328779821a31543e047d6ef4f028ac524002ed96de36a903cdde760800bd13cbf25196818c55fbdc9e425054a25850c553d56d1579c77c469c7f8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD52548bdd11f4eaa6db5d96699c21c26de
SHA19ae2eea54634594fe386ddf3d9f174de999b25db
SHA2569bd3cc90006d15dbcb4341d5144436c9c7be8eb9058fc9bd3e0d7f15dca62c49
SHA512793161dc10680c25bffca40cd5f6b05f02f9d61ed433bcd89b04eb56f1fdc6462ff616d6a380e5aa624815ae9f05fc2bf9febf24efe9701e6634f2422f2fae35
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5990770b4b57214048f822d5e92a7ac40
SHA1f6a700c6adc3eb0b59f3042e1cf081ed2bbcdaf0
SHA256a32788523145987b8f52455af45d39fa8b748c35e74a9a6e030b007e2f47c689
SHA5128c3ba4777c37a7febbdb3d8d29c8b31ba167fbda6ed278c727d066aa60a4f9e89d272bc3522da2611bb418a0c85cdd6faaddd3d2430eb413e8aa6adcd08979c2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5708207013593f86e529b19aaf7aee161
SHA10e4d9903e3f5b91d899cf92ce5b970e0b0ac4651
SHA2561cbb0d5d9a5554ea3706606aa4ceee51aa655a3d0b273829455b1e1e08f5b72a
SHA5124600b4060916dff0a40464a4ea8bec7386778adc8e5bf6d005174afbe33c2d39f4ae26f959b2abe9f9f8cadb61fa4e68d9fcac3d65518794035cf6ac7241775f
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Filesize
4.1MB
MD59eee7883c97a52e466c194d447d56ab0
SHA138b246f033020523d228c00af4ec6fd3fd2d7bd5
SHA25613bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49
SHA5126841fa5abf39123462cec16c4598b1e3d8e4d88770a41f9d23df07669b51388f767855a6cb177c7981b9c25b68fba5433636076042f672f8c14e38645e4a918e
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Filesize
4.1MB
MD59eee7883c97a52e466c194d447d56ab0
SHA138b246f033020523d228c00af4ec6fd3fd2d7bd5
SHA25613bd34902fc80d53cd16081211e6c4525e80381e66eec6885bb7fc9e7689ba49
SHA5126841fa5abf39123462cec16c4598b1e3d8e4d88770a41f9d23df07669b51388f767855a6cb177c7981b9c25b68fba5433636076042f672f8c14e38645e4a918e
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec