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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 19:18
Static task
static1
Behavioral task
behavioral1
Sample
e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe
Resource
win10v2004-20240508-en
General
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Target
e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe
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Size
4.1MB
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MD5
dee362007009b1225368f3ee43f5d978
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SHA1
e478b2a57e1a3db831e2e188c1ce417b7d6f197c
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SHA256
e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1
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SHA512
67d8b1d309657225c71253b9188f7bbe43f7976d23e76af2fb997edf37ee1c1683dce85da8740a4bfc435463447dfa17a4d6f539c463cc777a99c6a283785c8e
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SSDEEP
98304:npLl5dh/cY//0ytMliSDJIrO0tWgVy355J08nZmlsCR:pLlNLHtGNcOLFp5JFwlsCR
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/1004-2-0x0000000005050000-0x000000000593B000-memory.dmp family_glupteba behavioral1/memory/1004-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1004-8-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1004-56-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1004-58-0x0000000005050000-0x000000000593B000-memory.dmp family_glupteba behavioral1/memory/1004-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3228-81-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/3228-136-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-217-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-228-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-231-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-234-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-237-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-240-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-243-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-246-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-249-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1376-252-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1468 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1376 csrss.exe 3736 injector.exe 4812 windefender.exe 3784 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023558-221.dat upx behavioral1/memory/4812-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3784-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4812-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3784-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3784-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3784-245-0x0000000000400000-0x00000000008DF000-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\"" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.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 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe File created C:\Windows\rss\csrss.exe e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe File created 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 4484 sc.exe -
pid Process 3940 powershell.exe 3888 powershell.exe 4508 powershell.exe 1952 powershell.exe 2464 powershell.exe 3004 powershell.exe 2144 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 372 schtasks.exe 608 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,-651 = "AUS Central Daylight Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\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,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard 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" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.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\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-11 = "Azores Daylight Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.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,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1952 powershell.exe 1952 powershell.exe 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 2464 powershell.exe 2464 powershell.exe 2464 powershell.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 3004 powershell.exe 3004 powershell.exe 3004 powershell.exe 2144 powershell.exe 2144 powershell.exe 2144 powershell.exe 3940 powershell.exe 3940 powershell.exe 3888 powershell.exe 3888 powershell.exe 4508 powershell.exe 4508 powershell.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 1376 csrss.exe 1376 csrss.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 1376 csrss.exe 1376 csrss.exe 3736 injector.exe 3736 injector.exe 1376 csrss.exe 1376 csrss.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe 3736 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1952 powershell.exe Token: SeDebugPrivilege 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Token: SeImpersonatePrivilege 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe Token: SeDebugPrivilege 2464 powershell.exe Token: SeDebugPrivilege 3004 powershell.exe Token: SeDebugPrivilege 2144 powershell.exe Token: SeDebugPrivilege 3940 powershell.exe Token: SeDebugPrivilege 3888 powershell.exe Token: SeDebugPrivilege 4508 powershell.exe Token: SeSystemEnvironmentPrivilege 1376 csrss.exe Token: SeSecurityPrivilege 4484 sc.exe Token: SeSecurityPrivilege 4484 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1004 wrote to memory of 1952 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 97 PID 1004 wrote to memory of 1952 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 97 PID 1004 wrote to memory of 1952 1004 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 97 PID 3228 wrote to memory of 2464 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 102 PID 3228 wrote to memory of 2464 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 102 PID 3228 wrote to memory of 2464 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 102 PID 3228 wrote to memory of 816 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 105 PID 3228 wrote to memory of 816 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 105 PID 816 wrote to memory of 1468 816 cmd.exe 107 PID 816 wrote to memory of 1468 816 cmd.exe 107 PID 3228 wrote to memory of 3004 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 108 PID 3228 wrote to memory of 3004 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 108 PID 3228 wrote to memory of 3004 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 108 PID 3228 wrote to memory of 2144 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 110 PID 3228 wrote to memory of 2144 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 110 PID 3228 wrote to memory of 2144 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 110 PID 3228 wrote to memory of 1376 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 113 PID 3228 wrote to memory of 1376 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 113 PID 3228 wrote to memory of 1376 3228 e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe 113 PID 1376 wrote to memory of 3940 1376 csrss.exe 114 PID 1376 wrote to memory of 3940 1376 csrss.exe 114 PID 1376 wrote to memory of 3940 1376 csrss.exe 114 PID 1376 wrote to memory of 3888 1376 csrss.exe 119 PID 1376 wrote to memory of 3888 1376 csrss.exe 119 PID 1376 wrote to memory of 3888 1376 csrss.exe 119 PID 1376 wrote to memory of 4508 1376 csrss.exe 122 PID 1376 wrote to memory of 4508 1376 csrss.exe 122 PID 1376 wrote to memory of 4508 1376 csrss.exe 122 PID 1376 wrote to memory of 3736 1376 csrss.exe 124 PID 1376 wrote to memory of 3736 1376 csrss.exe 124 PID 4812 wrote to memory of 2464 4812 windefender.exe 130 PID 4812 wrote to memory of 2464 4812 windefender.exe 130 PID 4812 wrote to memory of 2464 4812 windefender.exe 130 PID 2464 wrote to memory of 4484 2464 cmd.exe 131 PID 2464 wrote to memory of 4484 2464 cmd.exe 131 PID 2464 wrote to memory of 4484 2464 cmd.exe 131 -
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\e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe"C:\Users\Admin\AppData\Local\Temp\e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1004 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1952
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C:\Users\Admin\AppData\Local\Temp\e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.exe"C:\Users\Admin\AppData\Local\Temp\e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1.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:3228 -
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:2464
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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:816 -
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:1468
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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:3004
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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:2144
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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:1376 -
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:3940
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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:372
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3748
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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:3888
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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:4508
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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:3736
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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:608
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4812 -
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:2464 -
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:4484
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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=3628,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3888 /prefetch:81⤵PID:376
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3784
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
MD506c95d40e8db9c1374476eca8c725f73
SHA16fbff874e75efbd9253bd64a39038609b457e919
SHA256f2aa29012521f4f75e20c13875d7f7d626c31ba3b404277d9f5ae191e813f29f
SHA5123cbc229b28adcdf9ab83736ddba5fa1ff5f16cef607039b5a47eeecb3d8d3879f0bd42cd3b5bada39c61497ca4397b318b8584090b0ee0518c815620a2ac9f0d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a37b752c4ee834d1dcd5ab3ca268d4d9
SHA138923fd68ad7db7181f9afa14ef81e07b91f5f89
SHA2565f31ac89fe7e49899c9dcffbbaa4c922717a8e20a3cfa1825c042ccb1c6cf048
SHA5124e87b2de886ae45a2e85aa662ad85f1f8f998d7dd96e18c36dfb5f27b8a93dad9f9a099944f3da26a1e08222433e8eb482998eae1bf19a07454cde5d78ba0b38
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5afb94a16e8395386a873308fc2d06804
SHA1140810083f3637a082f8f3dfe00f84e1fb671de7
SHA2562bb37c44f9c59539de2b220cbe413395a8a7d920681fc6e0f4c53652602ea445
SHA512133b65bb3e35637a78ecb482e8c498a63f54f4327a3486c772f9ea0c545baac37a61983dabdcd36bb42db3686f4e63f0fc7744d709cd20b0d93c4f32061b09c5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b23fa939cf83697feab7b9f629c71dcd
SHA182b0da03ee9738b12eee1acbd10edde3c17f7af8
SHA25619a0ce11ee60c474412d0b3e54ffff0aed6ace45d133d68fea05868a4a9e48e0
SHA512568d9e2dc6293730a7960d3448814098f2d39a9e402a4ecbc1fbb47edeeb5745c5706284d7264ddc3930ad6b9a9c49cf244d6009b79da58bcb443d93b3538bf7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5864a9872e1a5f7f3ce6b25f3cc3121fe
SHA1f2ea27bd65e9aa5de9a2e53473103280161c4c32
SHA2565c0ea88251f488ec5f6db91ed8beed75e56857b53a374f08d7af2eb633c2832e
SHA5124a3b7799d271460e98765fc4c3ce9d330bd75a5f90fab2792601efe319ba1d70fab7d142328a7c7bda99d987f4d096dad8e3a90a4811e06bdaf1c000f0922d8d
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Filesize
4.1MB
MD5dee362007009b1225368f3ee43f5d978
SHA1e478b2a57e1a3db831e2e188c1ce417b7d6f197c
SHA256e5abf996f36ed6a82e19c80efc9dcf594166577caed14569c14c8dee1ed3c4b1
SHA51267d8b1d309657225c71253b9188f7bbe43f7976d23e76af2fb997edf37ee1c1683dce85da8740a4bfc435463447dfa17a4d6f539c463cc777a99c6a283785c8e
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec