Analysis
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max time kernel
146s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230824-en -
resource tags
arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2023 22:31
Static task
static1
General
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Target
41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe
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Size
4.2MB
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MD5
eb528b782c3dc73524ed6b2f893e93ed
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SHA1
cbeb24712350269050cedc4604c954357de43aad
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SHA256
41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b
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SHA512
a4b862472e28abd16146ee896d91e0f1a692a06b28c1e7b89376c6de2a63a16531aa9aa04131c89c41d6473776bcb5534ece2bb9e48d1065791a6484e02aef9b
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SSDEEP
98304:yQIDa0iMw2IOREmkvt7SRQ20cMpwf9F1mS/G:Aaow2w7eQakuFMh
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/4848-1-0x0000000004B90000-0x000000000547B000-memory.dmp family_glupteba behavioral1/memory/4848-2-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/4848-3-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/4848-5-0x0000000004B90000-0x000000000547B000-memory.dmp family_glupteba behavioral1/memory/4848-10-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/4848-54-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/2012-57-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/2012-85-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/2012-86-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/2012-142-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/2012-145-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-147-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-172-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-226-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-237-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-243-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-245-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-247-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-249-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-251-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba behavioral1/memory/1480-260-0x0000000000400000-0x0000000002818000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2916 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 1480 csrss.exe 4060 injector.exe 748 windefender.exe 2272 windefender.exe 1396 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000700000002301d-236.dat upx behavioral1/files/0x000700000002301d-238.dat upx behavioral1/files/0x000700000002301d-240.dat upx behavioral1/memory/748-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2272-244-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2272-248-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000a000000022ffa-255.dat upx behavioral1/files/0x000a000000022ffa-257.dat upx behavioral1/memory/2272-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1396-261-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/1396-263-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe File created C:\Windows\rss\csrss.exe 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.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 1244 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5020 4848 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2556 schtasks.exe 2820 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.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\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.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\1e\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 432 powershell.exe 432 powershell.exe 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 4040 powershell.exe 4040 powershell.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 5068 powershell.exe 5068 powershell.exe 656 powershell.exe 656 powershell.exe 3896 powershell.exe 3896 powershell.exe 2904 powershell.exe 2904 powershell.exe 4852 powershell.exe 4852 powershell.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 1480 csrss.exe 1480 csrss.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 1480 csrss.exe 1480 csrss.exe 4060 injector.exe 4060 injector.exe 1480 csrss.exe 1480 csrss.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe 4060 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 432 powershell.exe Token: SeDebugPrivilege 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Token: SeImpersonatePrivilege 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe Token: SeDebugPrivilege 4040 powershell.exe Token: SeDebugPrivilege 5068 powershell.exe Token: SeDebugPrivilege 656 powershell.exe Token: SeDebugPrivilege 3896 powershell.exe Token: SeDebugPrivilege 2904 powershell.exe Token: SeDebugPrivilege 4852 powershell.exe Token: SeSystemEnvironmentPrivilege 1480 csrss.exe Token: SeSecurityPrivilege 1244 sc.exe Token: SeSecurityPrivilege 1244 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4848 wrote to memory of 432 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 87 PID 4848 wrote to memory of 432 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 87 PID 4848 wrote to memory of 432 4848 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 87 PID 2012 wrote to memory of 4040 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 96 PID 2012 wrote to memory of 4040 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 96 PID 2012 wrote to memory of 4040 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 96 PID 2012 wrote to memory of 5064 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 99 PID 2012 wrote to memory of 5064 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 99 PID 5064 wrote to memory of 2916 5064 cmd.exe 100 PID 5064 wrote to memory of 2916 5064 cmd.exe 100 PID 2012 wrote to memory of 5068 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 101 PID 2012 wrote to memory of 5068 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 101 PID 2012 wrote to memory of 5068 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 101 PID 2012 wrote to memory of 656 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 103 PID 2012 wrote to memory of 656 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 103 PID 2012 wrote to memory of 656 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 103 PID 2012 wrote to memory of 1480 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 105 PID 2012 wrote to memory of 1480 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 105 PID 2012 wrote to memory of 1480 2012 41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe 105 PID 1480 wrote to memory of 3896 1480 csrss.exe 106 PID 1480 wrote to memory of 3896 1480 csrss.exe 106 PID 1480 wrote to memory of 3896 1480 csrss.exe 106 PID 1480 wrote to memory of 2904 1480 csrss.exe 112 PID 1480 wrote to memory of 2904 1480 csrss.exe 112 PID 1480 wrote to memory of 2904 1480 csrss.exe 112 PID 1480 wrote to memory of 4852 1480 csrss.exe 114 PID 1480 wrote to memory of 4852 1480 csrss.exe 114 PID 1480 wrote to memory of 4852 1480 csrss.exe 114 PID 1480 wrote to memory of 4060 1480 csrss.exe 116 PID 1480 wrote to memory of 4060 1480 csrss.exe 116 PID 748 wrote to memory of 3168 748 windefender.exe 122 PID 748 wrote to memory of 3168 748 windefender.exe 122 PID 748 wrote to memory of 3168 748 windefender.exe 122 PID 3168 wrote to memory of 1244 3168 cmd.exe 123 PID 3168 wrote to memory of 1244 3168 cmd.exe 123 PID 3168 wrote to memory of 1244 3168 cmd.exe 123 PID 1480 wrote to memory of 1396 1480 csrss.exe 127 PID 1480 wrote to memory of 1396 1480 csrss.exe 127 PID 1480 wrote to memory of 1396 1480 csrss.exe 127
Processes
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C:\Users\Admin\AppData\Local\Temp\41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe"C:\Users\Admin\AppData\Local\Temp\41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:432
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C:\Users\Admin\AppData\Local\Temp\41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.exe"C:\Users\Admin\AppData\Local\Temp\41aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b.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:2012 -
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:4040
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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:5064 -
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:2916
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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:5068
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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:656
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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:1480 -
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:3896
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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:2556
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:872
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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:2904
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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:4852
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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:4060
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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:2820
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:748 -
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:3168 -
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:1244
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:1396 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:2252
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:4792
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 6322⤵
- Program crash
PID:5020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4848 -ip 48481⤵PID:4172
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2272
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bfcbeba318b06d7d1fe51cdbffff0ba8
SHA1042cf783a17a80673cf1924197e733838eeb9934
SHA25656924b0aa230ff447e08b803d5bb8fac78f2bc33bccc7042984e9322ff147cf8
SHA512275ff143435748f31531e67b7d9a21e12d806482a48a73058505b84b466c64e5847b0affea44e119a8557516d9b670093b3f5e5dc85f44661138468296736010
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58fb8b24f57397968d5ac187340e3c518
SHA1965d648e4ac9f7db1db23ad0646cced5de8c2843
SHA2560b28e1d0d8168bde020affbf2f59a39d81da35bf7c3bebcff21ad4d46f175513
SHA5120cd04ee36824c8fcb68193a1e89738b0c868aa6e67073b311f6fe7d98e7e41605befa204bc2101242554f12578b82f369bdfd04307484cc62d20c155f3eaaf4d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55023ec6a02af1b2bb4afabfb65847c36
SHA1389aeb6adfe8faea0ddb132f5210c29a5035eaad
SHA2563a7d7a86ad288750bcb57ac529f752f87fee21cf6d8f158ceb0ee88fc9a6e7cd
SHA5124886ecad7aa5acc4feed0ce6bb9808f5abe49284b66c9db1099f60deded12211e42e1f26c745a2634b1eafdacd389d1c5db8d36b1ccc3842bf39ae7a417e22d9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ee02bcfbb263168977de4ea18d081d83
SHA1dee323772edcb28c80d52868a6365425b551b998
SHA25631b9f5cb5da1208ef75106138e402596a42291910b59356528289436ddd0b96f
SHA5127d9a690c269a5fe909abb00ec692debe2d1ff442ae866b09618a1da24ebd265869cd34e596ed3b8f3cca792f19f516853a57922b050432a8eb8aeda35f6e701d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD533d16715e9a1f72f24645e6d9d89ea20
SHA1d6d9d24b12bc65bbb0f91f4d0becfbdcc9af1b30
SHA2568758e7e8a7864ac449312db2836eff6e9124faa923fcc6f6050abf10574f9d0c
SHA51284c7f95893f4c3983e84885ac7a4eda7c4ef7e7f30779eae3b8a59ff53f75e8736e40f690b3b734e42c4f9b2299a5524028f4f30a3b2f9b3dc409cbe7ea83f83
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Filesize
4.2MB
MD5eb528b782c3dc73524ed6b2f893e93ed
SHA1cbeb24712350269050cedc4604c954357de43aad
SHA25641aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b
SHA512a4b862472e28abd16146ee896d91e0f1a692a06b28c1e7b89376c6de2a63a16531aa9aa04131c89c41d6473776bcb5534ece2bb9e48d1065791a6484e02aef9b
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Filesize
4.2MB
MD5eb528b782c3dc73524ed6b2f893e93ed
SHA1cbeb24712350269050cedc4604c954357de43aad
SHA25641aa0e99273394284d09be5a76722767cfc42ed7961a714bbb1409c53861662b
SHA512a4b862472e28abd16146ee896d91e0f1a692a06b28c1e7b89376c6de2a63a16531aa9aa04131c89c41d6473776bcb5534ece2bb9e48d1065791a6484e02aef9b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec