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Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10/04/2024, 04:48
Static task
static1
Behavioral task
behavioral1
Sample
3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe
Resource
win10v2004-20240226-en
General
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Target
3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe
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Size
4.2MB
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MD5
54f0c9fbff3cf8569a3b2a413397e618
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SHA1
acbaee9da9cfbc2b02d7babce4a3aa85856c897d
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SHA256
3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1
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SHA512
008d26cc8266861b190b058f0fee68c3b144a7fd7a6b4fde58c1de872621fd936e7cd77378a5b00b32e46ead6c17b085a2064144675760bd219cca3c61323bfd
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SSDEEP
98304:GECH+3DSWnI1KGGLxQ5XsnDnmKFULzGt/AOX9k/3NCXH+HNQDf1LiqQ:GtH+32WnIs1Fg8DnrtoOX9+mBzQ
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4408-2-0x0000000002EE0000-0x00000000037CB000-memory.dmp family_glupteba behavioral1/memory/4408-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4408-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4408-57-0x0000000002EE0000-0x00000000037CB000-memory.dmp family_glupteba behavioral1/memory/2516-58-0x0000000002B40000-0x0000000002F46000-memory.dmp family_glupteba behavioral1/memory/2516-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2516-137-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2516-159-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-265-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-268-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-272-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-276-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-281-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-285-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-288-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-292-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5004-298-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4804 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5004 csrss.exe 3068 injector.exe 3252 windefender.exe 3840 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023207-260.dat upx behavioral1/memory/3252-264-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3840-269-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3840-277-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe File created C:\Windows\rss\csrss.exe 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.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 560 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 5080 schtasks.exe 4860 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4464 powershell.exe 4464 powershell.exe 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 4912 powershell.exe 4912 powershell.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 4968 powershell.exe 4968 powershell.exe 4968 powershell.exe 2908 powershell.exe 2908 powershell.exe 1688 powershell.exe 1688 powershell.exe 4348 powershell.exe 4348 powershell.exe 2608 powershell.exe 2608 powershell.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 5004 csrss.exe 5004 csrss.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 5004 csrss.exe 5004 csrss.exe 3068 injector.exe 3068 injector.exe 5004 csrss.exe 5004 csrss.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe 3068 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Token: SeImpersonatePrivilege 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe Token: SeDebugPrivilege 4912 powershell.exe Token: SeDebugPrivilege 4968 powershell.exe Token: SeDebugPrivilege 2908 powershell.exe Token: SeDebugPrivilege 1688 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe Token: SeSystemEnvironmentPrivilege 5004 csrss.exe Token: SeSecurityPrivilege 560 sc.exe Token: SeSecurityPrivilege 560 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4408 wrote to memory of 4464 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 90 PID 4408 wrote to memory of 4464 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 90 PID 4408 wrote to memory of 4464 4408 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 90 PID 2516 wrote to memory of 4912 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 100 PID 2516 wrote to memory of 4912 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 100 PID 2516 wrote to memory of 4912 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 100 PID 2516 wrote to memory of 4432 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 102 PID 2516 wrote to memory of 4432 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 102 PID 4432 wrote to memory of 4804 4432 cmd.exe 104 PID 4432 wrote to memory of 4804 4432 cmd.exe 104 PID 2516 wrote to memory of 4968 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 105 PID 2516 wrote to memory of 4968 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 105 PID 2516 wrote to memory of 4968 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 105 PID 2516 wrote to memory of 2908 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 107 PID 2516 wrote to memory of 2908 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 107 PID 2516 wrote to memory of 2908 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 107 PID 2516 wrote to memory of 5004 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 109 PID 2516 wrote to memory of 5004 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 109 PID 2516 wrote to memory of 5004 2516 3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe 109 PID 5004 wrote to memory of 1688 5004 csrss.exe 111 PID 5004 wrote to memory of 1688 5004 csrss.exe 111 PID 5004 wrote to memory of 1688 5004 csrss.exe 111 PID 5004 wrote to memory of 4348 5004 csrss.exe 117 PID 5004 wrote to memory of 4348 5004 csrss.exe 117 PID 5004 wrote to memory of 4348 5004 csrss.exe 117 PID 5004 wrote to memory of 2608 5004 csrss.exe 119 PID 5004 wrote to memory of 2608 5004 csrss.exe 119 PID 5004 wrote to memory of 2608 5004 csrss.exe 119 PID 5004 wrote to memory of 3068 5004 csrss.exe 121 PID 5004 wrote to memory of 3068 5004 csrss.exe 121 PID 3252 wrote to memory of 3656 3252 windefender.exe 127 PID 3252 wrote to memory of 3656 3252 windefender.exe 127 PID 3252 wrote to memory of 3656 3252 windefender.exe 127 PID 3656 wrote to memory of 560 3656 cmd.exe 128 PID 3656 wrote to memory of 560 3656 cmd.exe 128 PID 3656 wrote to memory of 560 3656 cmd.exe 128 -
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\3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe"C:\Users\Admin\AppData\Local\Temp\3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4464
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C:\Users\Admin\AppData\Local\Temp\3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.exe"C:\Users\Admin\AppData\Local\Temp\3dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1.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:2516 -
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:4912
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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:4432 -
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:4804
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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:4968
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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:2908
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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:5004 -
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:1688
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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:5080
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3984
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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:4348
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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:2608
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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:3068
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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:4860
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3252 -
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:3656 -
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:560
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3840
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54a1dc1cc002ac59859c2ffde51af11d3
SHA1adfec08c6ed74db0fa59bca3629ed80f11056cf9
SHA256411619f625b54863470af80b4ee8caca48ffb5635a85035e774985f4970b424b
SHA512f73d9aba36a7b0b57c4f95b3632719b614e8854aae7fb0e8a6c9d3ee56ad2d9ad76133ce5fad802ca824c6c539097e6c469cfc781a33035564b994fdb477a54c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fda4d83eb3827c57d9615778d4c883c7
SHA1c5678da1b13af96ccfcd4ea79d9ca77ec38a44b1
SHA256345113be34a0fce34a65b62681048da008b2402723ab12792f70df3e0d6cf9af
SHA512d0040c27418e21edc40b84d620c07c85a4a85dba5179fb22fb2fad8479bac13f6637c8f4af60296b60046a4d3b921a0259419d148819fedc2ee2287bb60804bd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b4f6ba4be6bdfc139917ba31ad638776
SHA179d828b37e40389a057909cb8c72f704b085dbff
SHA256211710d5f3c6323983d925a829e3aab0b9526e7037b214027b6835d9f7f0650c
SHA512bf9a00af3352ef9b6adc65b6988fde5d4f3fd1e348ce073b290c1d854f1457eb1918681649c27d4913c2881c6e552ada2ac54b82b50fb7f09a53d704f4b762fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bb152e31a0ddb05eddd67dec6f77f5e9
SHA1c2266cf0d45384a4ab7f22507f4c0586d6509d0b
SHA25653375d3caaa4c3dc5091987a85f32f15627ee1e8cee640b82907bc9f36c2fd43
SHA512c0bd57ac759c3b067b4cb476951bd4e44e9e9e37ade06117747ad8c57497f17fc8ffdcdba4052a26ea7ddbd172a1eb77348b3af8050c316f6b3b024b832accf3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fa12c71c2eeb6d4370e8eacb8ba69f2a
SHA153463bf1feee2e89203c544d1df71f41d65de2de
SHA256c38f9ad69b16b78d735a486a3a04feeec33b6f337f5f444b92277038330af7b7
SHA512295fa4d2310ffbcec784e047f734644d9d3bcb363b29581fcb37f7e2da1e714f231c791d1947f1d8a7ffd7b5e0e99e985948eb4aacc783d449104a024367fe5c
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Filesize
4.2MB
MD554f0c9fbff3cf8569a3b2a413397e618
SHA1acbaee9da9cfbc2b02d7babce4a3aa85856c897d
SHA2563dd6be1b128a4863270df7887a2a438f221d5c12f1fba6039517d6d33a3f33d1
SHA512008d26cc8266861b190b058f0fee68c3b144a7fd7a6b4fde58c1de872621fd936e7cd77378a5b00b32e46ead6c17b085a2064144675760bd219cca3c61323bfd
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec