Analysis
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max time kernel
149s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 04:10
Static task
static1
Behavioral task
behavioral1
Sample
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe
Resource
win10v2004-20240508-en
General
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Target
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe
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Size
4.1MB
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MD5
4aafdc4c598c33d6fdad61f712c86442
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SHA1
d9e42f0338fd23c46290305a5edc070e3bfd5f71
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SHA256
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4
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SHA512
29298416a819a4026600414767c65eac2db636471b5c819783737d1ddc7005e3b4c8d77ab524e6e02f7fcf65fa019effae2b96c281eddd461bdb826c31c17ebc
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SSDEEP
98304:uQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9n6:uQAQcDPYxuCJe7X5ghf6
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/5780-2-0x0000000004960000-0x000000000524B000-memory.dmp family_glupteba behavioral1/memory/5780-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5780-105-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/5780-136-0x0000000004960000-0x000000000524B000-memory.dmp family_glupteba behavioral1/memory/5780-159-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1920-158-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-217-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-228-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-231-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-237-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-241-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-244-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-247-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-251-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-257-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-260-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-263-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-267-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/3140-273-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2328 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 3140 csrss.exe 2872 injector.exe 760 windefender.exe 4684 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/760-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4684-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/760-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4684-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4684-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4684-252-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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.
Processes:
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe -
Drops file in Windows directory 4 IoCs
Processes:
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.execsrss.exedescription ioc process File opened for modification C:\Windows\rss d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe File created C:\Windows\rss\csrss.exe d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.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.
Processes:
sc.exepid process 3608 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 872 powershell.exe 4516 powershell.exe 2996 powershell.exe 2852 powershell.exe 3528 powershell.exe 4216 powershell.exe 5396 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4476 schtasks.exe 4400 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exewindefender.exed0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exed0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exepowershell.exed0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 3528 powershell.exe 3528 powershell.exe 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 4216 powershell.exe 4216 powershell.exe 4216 powershell.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe 5396 powershell.exe 5396 powershell.exe 872 powershell.exe 872 powershell.exe 4516 powershell.exe 4516 powershell.exe 4516 powershell.exe 2996 powershell.exe 2996 powershell.exe 2996 powershell.exe 2852 powershell.exe 2852 powershell.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 3140 csrss.exe 3140 csrss.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 3140 csrss.exe 3140 csrss.exe 2872 injector.exe 2872 injector.exe 3140 csrss.exe 3140 csrss.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe 2872 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exed0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Token: SeImpersonatePrivilege 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe Token: SeDebugPrivilege 4216 powershell.exe Token: SeDebugPrivilege 5396 powershell.exe Token: SeDebugPrivilege 872 powershell.exe Token: SeDebugPrivilege 4516 powershell.exe Token: SeDebugPrivilege 2996 powershell.exe Token: SeDebugPrivilege 2852 powershell.exe Token: SeSystemEnvironmentPrivilege 3140 csrss.exe Token: SeSecurityPrivilege 3608 sc.exe Token: SeSecurityPrivilege 3608 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exed0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 5780 wrote to memory of 3528 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 5780 wrote to memory of 3528 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 5780 wrote to memory of 3528 5780 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 4216 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 4216 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 4216 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 5936 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe cmd.exe PID 1920 wrote to memory of 5936 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe cmd.exe PID 5936 wrote to memory of 2328 5936 cmd.exe netsh.exe PID 5936 wrote to memory of 2328 5936 cmd.exe netsh.exe PID 1920 wrote to memory of 5396 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 5396 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 5396 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 872 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 872 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 872 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe powershell.exe PID 1920 wrote to memory of 3140 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe csrss.exe PID 1920 wrote to memory of 3140 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe csrss.exe PID 1920 wrote to memory of 3140 1920 d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe csrss.exe PID 3140 wrote to memory of 4516 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 4516 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 4516 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2996 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2996 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2996 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2852 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2852 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2852 3140 csrss.exe powershell.exe PID 3140 wrote to memory of 2872 3140 csrss.exe injector.exe PID 3140 wrote to memory of 2872 3140 csrss.exe injector.exe PID 760 wrote to memory of 5228 760 windefender.exe cmd.exe PID 760 wrote to memory of 5228 760 windefender.exe cmd.exe PID 760 wrote to memory of 5228 760 windefender.exe cmd.exe PID 5228 wrote to memory of 3608 5228 cmd.exe sc.exe PID 5228 wrote to memory of 3608 5228 cmd.exe sc.exe PID 5228 wrote to memory of 3608 5228 cmd.exe sc.exe -
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\d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe"C:\Users\Admin\AppData\Local\Temp\d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5780 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3528 -
C:\Users\Admin\AppData\Local\Temp\d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.exe"C:\Users\Admin\AppData\Local\Temp\d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4.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:1920 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4216 -
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:5936 -
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:2328 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5396 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:872 -
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:3140 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4476 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4316
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2996 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2852 -
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:2872 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4400 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:760 -
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:5228 -
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:3608
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4684
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9690aadbc89a3feaa7164e0091509d1
SHA1c3093cd5309fa39a91e58a151ebd4d5379a43c27
SHA256506b750d636ad2324e4fbc3bc86d834755add8f1d0694b0362d4e5776753dd54
SHA512b2fe6017dd3ed259ddd096261dd389baf6f60100485b68981f145a52734dd277ceb67dd14a855f4f3abc689d9a95f4a0c71d05cd449bc5a76a790bf5b3089086
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD545ad90ecf21492be3312d18bdd74f411
SHA16edf25f3d77c552b5bc5fca77cbff33994b8ca4f
SHA25687245c2a2786d1ae1f7ce2b6eb242332bd835160f3cac03ebc560a88c15866f4
SHA5125c8dde396bc9bf1394853d4fae0ffa4ea69496742b36e4e33129247413860e45e45b8adbd58119b09ce6fcb396ceb111369cc7281b5319b68c7253c21ad4df30
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56dbc4c30de5c03ace638c3cd5ada0092
SHA108bea5456880ba9190aae974c211a01cdc14945d
SHA256149ff57c8fefb00dc1a88c8730039590937b3d94794d0e692e6d731eda433ecb
SHA5121b533bf890ea39d765f84b65cbf947cb023eafd7168f6edf34f1d2c6e11767f006d24f3f679e6fae10c61b2fb11deb73084dc7bd677628bcbf3347f8bfeb0ecd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f5172950e4ebf689175b339ac4d364db
SHA1880dfa7a4a85a77f007055d68e22fe9711b4711d
SHA25688d35ca5c09ccb074d9b4fdca6e905bd5ff483964f7b63455ffabf032787111a
SHA5121041beca78c01140ccfa9fed3ae3203bcdacef95964cec8f14897823b9d55a049807bcb85a8d649c0f613fdcc582c20054ac5c8c10f00e1619cd144368698008
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df252c0ec10d530370b69993d4d26a4a
SHA16dd4e10b5b84aa790e8da7f664f706178b989b4b
SHA25624053b8d22279f5c1c14e3c6df8251e7c67ba727b05de857086f7952b553189e
SHA512a52c791223a07bf494e480e6797e1e81579871377a5f8e6fc2f2a91e6f3ca18b82a65dc1dc96e209e5afe1d72bf9fcdac5c574c0cf04521eece7f169e9488537
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Filesize
4.1MB
MD54aafdc4c598c33d6fdad61f712c86442
SHA1d9e42f0338fd23c46290305a5edc070e3bfd5f71
SHA256d0fd84f4319935f7089242e8ca7b97c8d7335d6939f6671b15f9d9422f03f5b4
SHA51229298416a819a4026600414767c65eac2db636471b5c819783737d1ddc7005e3b4c8d77ab524e6e02f7fcf65fa019effae2b96c281eddd461bdb826c31c17ebc
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec