Analysis
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max time kernel
152s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
15-04-2024 05:16
Static task
static1
Behavioral task
behavioral1
Sample
56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe
Resource
win10v2004-20240226-en
General
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Target
56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe
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Size
4.2MB
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MD5
5e194d8e5f5d1e7a27c129e7bcae247e
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SHA1
dadbf816011361c85bded977c83d17106f47a1f9
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SHA256
56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e
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SHA512
5b4c4be70e36e70b1d06ecca446cf72888d2d6b2b907a82361701a500a3bdfde6073c3813cd87206f3599692a43811c306d81ca2285ecf47802699b239d289e1
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SSDEEP
98304:qY0iiOGs4kNz5RsnY94XbhU2588fOMkamQm2P/zAYFx94o:/AOR4kNz52Y2mz+DmQxP/MYFx91
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/372-2-0x0000000005170000-0x0000000005A5B000-memory.dmp family_glupteba behavioral1/memory/372-3-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/372-21-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/372-29-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/372-45-0x0000000005170000-0x0000000005A5B000-memory.dmp family_glupteba behavioral1/memory/372-56-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/372-58-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-61-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-76-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-96-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-112-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-127-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4976-158-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-197-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-258-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-274-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-277-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-279-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-281-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral1/memory/4004-283-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1976 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4004 csrss.exe 4612 injector.exe 4908 injector.exe 3120 windefender.exe 1556 windefender.exe -
resource yara_rule behavioral1/files/0x0004000000000735-270.dat upx behavioral1/memory/3120-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1556-282-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe File created C:\Windows\rss\csrss.exe 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.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 2932 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 3792 schtasks.exe 2316 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\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.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\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\22\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\22\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\Policies\Microsoft\SystemCertificates\Disallowed 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\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.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\22\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 228 powershell.exe 228 powershell.exe 228 powershell.exe 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4516 powershell.exe 4516 powershell.exe 4516 powershell.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 2068 powershell.exe 2068 powershell.exe 2068 powershell.exe 556 powershell.exe 556 powershell.exe 556 powershell.exe 2740 powershell.exe 2740 powershell.exe 2740 powershell.exe 4524 powershell.exe 4524 powershell.exe 4524 powershell.exe 8 powershell.exe 8 powershell.exe 8 powershell.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4004 csrss.exe 4004 csrss.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4004 csrss.exe 4004 csrss.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4612 injector.exe 4612 injector.exe 4908 injector.exe 4908 injector.exe 4004 csrss.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 228 powershell.exe Token: SeDebugPrivilege 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Token: SeImpersonatePrivilege 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe Token: SeDebugPrivilege 4516 powershell.exe Token: SeDebugPrivilege 2068 powershell.exe Token: SeDebugPrivilege 556 powershell.exe Token: SeDebugPrivilege 2740 powershell.exe Token: SeDebugPrivilege 4524 powershell.exe Token: SeDebugPrivilege 8 powershell.exe Token: SeSystemEnvironmentPrivilege 4004 csrss.exe Token: SeSecurityPrivilege 2932 sc.exe Token: SeSecurityPrivilege 2932 sc.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 372 wrote to memory of 228 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 94 PID 372 wrote to memory of 228 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 94 PID 372 wrote to memory of 228 372 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 94 PID 4976 wrote to memory of 4516 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 103 PID 4976 wrote to memory of 4516 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 103 PID 4976 wrote to memory of 4516 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 103 PID 4976 wrote to memory of 852 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 106 PID 4976 wrote to memory of 852 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 106 PID 852 wrote to memory of 1976 852 cmd.exe 108 PID 852 wrote to memory of 1976 852 cmd.exe 108 PID 4976 wrote to memory of 2068 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 109 PID 4976 wrote to memory of 2068 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 109 PID 4976 wrote to memory of 2068 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 109 PID 4976 wrote to memory of 556 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 111 PID 4976 wrote to memory of 556 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 111 PID 4976 wrote to memory of 556 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 111 PID 4976 wrote to memory of 4004 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 113 PID 4976 wrote to memory of 4004 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 113 PID 4976 wrote to memory of 4004 4976 56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe 113 PID 4004 wrote to memory of 2740 4004 csrss.exe 114 PID 4004 wrote to memory of 2740 4004 csrss.exe 114 PID 4004 wrote to memory of 2740 4004 csrss.exe 114 PID 4004 wrote to memory of 4524 4004 csrss.exe 119 PID 4004 wrote to memory of 4524 4004 csrss.exe 119 PID 4004 wrote to memory of 4524 4004 csrss.exe 119 PID 4004 wrote to memory of 8 4004 csrss.exe 122 PID 4004 wrote to memory of 8 4004 csrss.exe 122 PID 4004 wrote to memory of 8 4004 csrss.exe 122 PID 4004 wrote to memory of 4612 4004 csrss.exe 124 PID 4004 wrote to memory of 4612 4004 csrss.exe 124 PID 4004 wrote to memory of 4908 4004 csrss.exe 126 PID 4004 wrote to memory of 4908 4004 csrss.exe 126 PID 3120 wrote to memory of 4896 3120 windefender.exe 132 PID 3120 wrote to memory of 4896 3120 windefender.exe 132 PID 3120 wrote to memory of 4896 3120 windefender.exe 132 PID 4896 wrote to memory of 2932 4896 cmd.exe 133 PID 4896 wrote to memory of 2932 4896 cmd.exe 133 PID 4896 wrote to memory of 2932 4896 cmd.exe 133 -
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\56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe"C:\Users\Admin\AppData\Local\Temp\56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:228
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C:\Users\Admin\AppData\Local\Temp\56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.exe"C:\Users\Admin\AppData\Local\Temp\56c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e.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:4976 -
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:4516
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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:852 -
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:1976
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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:2068
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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:556
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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:4004 -
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:2740
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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:3792
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3400
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4524
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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:8
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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:4612
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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:4908
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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:2316
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3120 -
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:4896 -
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:2932
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3708 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:81⤵PID:1028
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1556
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
MD5756f793aeffa49e4ff1edb4dbe55a6fe
SHA1a7ca5e719cbcbba6cfe788fc61027b11fa67a2f8
SHA256a3740182a08f846d1f72b3b26b0f235482a3bea51c73927122cf2f96e38242be
SHA51247896656bfb621182c284cca42feb09be04b0b3b4d75f75fab3b61480f8984d6decbf708e07c4632021b330091e5eca0928d6de3eba3dfd737760dcaa3e8e941
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56dcd77cb1d80a1b012a3508204759eab
SHA1078ef9a63e88dbac0ed98189eef5ffd522b78951
SHA25610876eb19c3a739f80149c20b85f608ef4ab9bd48d7628bb53baf41523f5ea27
SHA512ef822e0e3c0e6b9bc9c843b73e1a1485bf23c32242c1f88c086f88016f2091bb2f62da541d0f28a6386f0904f7755a925d87143047ff40d0d740c53099efc800
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD504f79f1363482e972ff3fd9a53495e44
SHA108b7443437e72f447297d8c9b84d09238f2e6505
SHA2569d471e571111f29d641fd4e6509f45ab806b8acc8854be4841ba2222dff594b2
SHA512ed45fe53c8539e55754db1b908407731a4d74eefd27c1dcf8d8e3ccb9d1f5b0c4461d00c8393691c39ac31255baf25606470b3729ec2f6828f3ba68f0b81d79b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dd65ea79d58ba9aeeae3fe0e233f578c
SHA1ee2a8deefe87adeed22297fc99f68a7b3543e5c6
SHA256d5f110ab2e0e0d6368d4c27abce59a89d8adacc617eb0dfc157bb44b8c54f028
SHA512d4956307dc5759c07b9167a170c454016ec8f1212c3e48e93974057db2c075d06657f14ce22bc4ca560a6bff5ea211083396eb94ae93f5a03a0b2784ff7d6208
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c838ccb2d7732f50e620ec70604ade89
SHA155ac992cad7ed322288a2ebbe31cafcb4df12a19
SHA2560c678d59ee13d892b98c9d8b51e944f19e6d3e76e7cc288a83951d0a30ad20b8
SHA512f188e9f2fa7e7d648709283c34aa8501615a96ebfa264c9959a90b4843da9f365df76dce97c0ab946d38c5cc8200ea3d30a7a21febe091d2c7dfd6ae4f51bd80
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Filesize
4.2MB
MD55e194d8e5f5d1e7a27c129e7bcae247e
SHA1dadbf816011361c85bded977c83d17106f47a1f9
SHA25656c6835040863948e4f05d5acd0f88df63046d6c61dceb541a3e4e0f9fe8fc2e
SHA5125b4c4be70e36e70b1d06ecca446cf72888d2d6b2b907a82361701a500a3bdfde6073c3813cd87206f3599692a43811c306d81ca2285ecf47802699b239d289e1
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec