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Analysis
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max time kernel
149s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18/05/2024, 11:41
Static task
static1
Behavioral task
behavioral1
Sample
58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe
Resource
win10v2004-20240508-en
General
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Target
58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe
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Size
4.1MB
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MD5
ed122d45a1b316d7faef68812dba0348
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SHA1
2b0aedb3d842f2b6573905065f155f75ca81ffe3
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SHA256
58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2
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SHA512
f62cf69cf084f7faea59dd131193fa54d72aae53b725540c37e09cb1da2af4f424f3b0dac69ec7145ddd44c19c6b1a7a11fa7f5ff2ae7dd038f9dd4fc3f3cdc4
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SSDEEP
98304:4Z9bi3QNEOtUId2petU9sYIhWVMAA4+HP:R303UIApyYIhWVMEe
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1824-2-0x0000000004D10000-0x00000000055FB000-memory.dmp family_glupteba behavioral1/memory/1824-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1824-82-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1824-130-0x0000000004D10000-0x00000000055FB000-memory.dmp family_glupteba behavioral1/memory/1744-135-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1824-159-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3408-211-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-224-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-228-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-243-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3408-258-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4604 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3408 csrss.exe 1768 injector.exe 2668 windefender.exe 2976 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000235c7-220.dat upx behavioral1/memory/2668-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2976-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2668-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2976-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2976-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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 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 -
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 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe File created C:\Windows\rss\csrss.exe 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.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 1416 sc.exe -
pid Process 1512 powershell.exe 1144 powershell.exe 1096 powershell.exe 956 powershell.exe 4960 powershell.exe 3152 powershell.exe 4424 powershell.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 3412 schtasks.exe 3040 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.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\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3152 powershell.exe 3152 powershell.exe 3152 powershell.exe 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 4424 powershell.exe 4424 powershell.exe 4424 powershell.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 1512 powershell.exe 1512 powershell.exe 1512 powershell.exe 1144 powershell.exe 1144 powershell.exe 1144 powershell.exe 1096 powershell.exe 1096 powershell.exe 1096 powershell.exe 956 powershell.exe 956 powershell.exe 956 powershell.exe 4960 powershell.exe 4960 powershell.exe 4960 powershell.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 3408 csrss.exe 3408 csrss.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 3408 csrss.exe 3408 csrss.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 3408 csrss.exe 3408 csrss.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe 1768 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3152 powershell.exe Token: SeDebugPrivilege 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Token: SeImpersonatePrivilege 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe Token: SeDebugPrivilege 4424 powershell.exe Token: SeDebugPrivilege 1512 powershell.exe Token: SeDebugPrivilege 1144 powershell.exe Token: SeDebugPrivilege 1096 powershell.exe Token: SeDebugPrivilege 956 powershell.exe Token: SeDebugPrivilege 4960 powershell.exe Token: SeSystemEnvironmentPrivilege 3408 csrss.exe Token: SeSecurityPrivilege 1416 sc.exe Token: SeSecurityPrivilege 1416 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1824 wrote to memory of 3152 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 94 PID 1824 wrote to memory of 3152 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 94 PID 1824 wrote to memory of 3152 1824 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 94 PID 1744 wrote to memory of 4424 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 104 PID 1744 wrote to memory of 4424 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 104 PID 1744 wrote to memory of 4424 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 104 PID 1744 wrote to memory of 3560 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 107 PID 1744 wrote to memory of 3560 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 107 PID 3560 wrote to memory of 4604 3560 cmd.exe 109 PID 3560 wrote to memory of 4604 3560 cmd.exe 109 PID 1744 wrote to memory of 1512 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 110 PID 1744 wrote to memory of 1512 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 110 PID 1744 wrote to memory of 1512 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 110 PID 1744 wrote to memory of 1144 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 114 PID 1744 wrote to memory of 1144 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 114 PID 1744 wrote to memory of 1144 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 114 PID 1744 wrote to memory of 3408 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 116 PID 1744 wrote to memory of 3408 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 116 PID 1744 wrote to memory of 3408 1744 58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe 116 PID 3408 wrote to memory of 1096 3408 csrss.exe 117 PID 3408 wrote to memory of 1096 3408 csrss.exe 117 PID 3408 wrote to memory of 1096 3408 csrss.exe 117 PID 3408 wrote to memory of 956 3408 csrss.exe 122 PID 3408 wrote to memory of 956 3408 csrss.exe 122 PID 3408 wrote to memory of 956 3408 csrss.exe 122 PID 3408 wrote to memory of 4960 3408 csrss.exe 125 PID 3408 wrote to memory of 4960 3408 csrss.exe 125 PID 3408 wrote to memory of 4960 3408 csrss.exe 125 PID 3408 wrote to memory of 1768 3408 csrss.exe 127 PID 3408 wrote to memory of 1768 3408 csrss.exe 127 PID 2668 wrote to memory of 1848 2668 windefender.exe 134 PID 2668 wrote to memory of 1848 2668 windefender.exe 134 PID 2668 wrote to memory of 1848 2668 windefender.exe 134 PID 1848 wrote to memory of 1416 1848 cmd.exe 135 PID 1848 wrote to memory of 1416 1848 cmd.exe 135 PID 1848 wrote to memory of 1416 1848 cmd.exe 135 -
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\58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe"C:\Users\Admin\AppData\Local\Temp\58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3152
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C:\Users\Admin\AppData\Local\Temp\58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.exe"C:\Users\Admin\AppData\Local\Temp\58e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2.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:1744 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4424
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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:3560 -
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:4604
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1512
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1144
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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:3408 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1096
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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:3040
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2000
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4960
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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:1768
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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:3412
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2668 -
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:1848 -
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:1416
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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 --field-trial-handle=4132,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:81⤵PID:3992
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2976
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
MD5cfdb5604077145511bd9ba8dd74a3ef1
SHA11a2ed399c3537437bc661a300fc01a6a9bc9ec04
SHA256a1ef8cfa7344e075ca4e5716ce5add389ae3c4b593cda589faef8f8889a58c7a
SHA512bfef13603cfbef1340b38745f20cb2533b1406bf216f585453e96ed76d29ca290ea6de380c2862513805607efccb18d720575b2f260be7a2cce02ddaa6313fc9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d34cf2ccc01ae73360fd42812e604c9
SHA1ac1d86781fb654c2330806a55247bb60977b7551
SHA2565ca7595a2ffc3327d2f7782880ef8209ce4cfa7874a6c05f33254db1a77a7617
SHA512a7ffe644c4ba0c0c579ccc73930ee426a1b32e4005097c8abb80afbf791651750981fe5c03d2d11bdd565440518dd03636d26a3aacda3f05dd8d7111a03c0496
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fb7c261742f2011b1d5ab754fae0cf84
SHA1ad8b484bd02a1aac242a8152fbb0e3ec8b4bed7b
SHA256b68c6ea84fdbd6e87e3bb9bb42187d0fc7d83ce5a2b6cd9a74a6f8a8a9974341
SHA512c7997d9594b40b506ecd58718bc661557b6dd9ae9bfdb458c4fa4c6562b74f96f994f7ebcc4377a98524ed5721c860f1f344eeb2bc98bc0401f06415eaadeb01
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD513af2a44d8c826e159adadbbd045fcab
SHA1ff2356ad211d5b92b7a418ab89638f58ee716f87
SHA256da2d258f77fa868c9af1dd8dab63551a8161ca8a8b7532f58fa9ebc7b7b91a7c
SHA5125fd8e819e91e2d27c575d9acbaa78ebd48ac875c0e77af785d9cb5168d75766a443bf1adbe9f03a82dd60a98f461b38e8674b007a267e95975f51b842370f596
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55c7177d2f4e7acbf72f7491aa64526df
SHA1a8b89e565d44b5ff1d14d2e8763148dcffa9710f
SHA2561c68fe8fadecc378beec1419af1fefded044d90d156f74a2f8211a7f53e7e3fd
SHA51222d3b1a82a5c36e1e745319b18fb9a9f7e5745050b01e01756bfd9702cb6ee4237e0b3e53a94f5cef89096c1fda06ce43774b130b7a2593f65530acdad5b68f7
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Filesize
4.1MB
MD5ed122d45a1b316d7faef68812dba0348
SHA12b0aedb3d842f2b6573905065f155f75ca81ffe3
SHA25658e269b892845283374913591e40029e0a6544388fca07fbec28cccfc8076af2
SHA512f62cf69cf084f7faea59dd131193fa54d72aae53b725540c37e09cb1da2af4f424f3b0dac69ec7145ddd44c19c6b1a7a11fa7f5ff2ae7dd038f9dd4fc3f3cdc4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec