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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 01:43
Static task
static1
Behavioral task
behavioral1
Sample
7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe
Resource
win10v2004-20240426-en
General
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Target
7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe
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Size
4.1MB
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MD5
7389b1039dd4fdc304a75a791aa195ae
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SHA1
17414a5d34a6a79b1da1deb523ea45d4a8577d19
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SHA256
7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3
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SHA512
3c2d1e4ce8cbf849746b5ca561ae913bb60293350e0016a23eb7cee5d8ec50c8ec72f6317fd989bd2950f967cf29310c0f402198275a44ade065732ec7d5cc32
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SSDEEP
98304:aQGLdTw13YmTlGi/xMFRAVNS6wnhY59m5e0z8345A:aLpT0YNaxn5wu5s59Y1
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4800-2-0x00000000047F0000-0x00000000050DB000-memory.dmp family_glupteba behavioral1/memory/4800-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4800-144-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4800-185-0x00000000047F0000-0x00000000050DB000-memory.dmp family_glupteba behavioral1/memory/1756-184-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4800-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5020-215-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-227-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-231-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-235-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-239-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-243-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-247-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-251-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-255-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-259-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-263-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-267-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/5020-271-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 620 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5020 csrss.exe 3616 injector.exe 1600 windefender.exe 1252 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000234a2-219.dat upx behavioral1/memory/1600-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1252-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1600-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1252-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1252-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\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 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe File created C:\Windows\rss\csrss.exe 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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 2444 sc.exe -
pid Process 2056 powershell.exe 396 powershell.exe 3360 powershell.exe 2128 powershell.exe 892 powershell.exe 2832 powershell.exe 1280 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 932 schtasks.exe 2836 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,-172 = "Central Standard Time (Mexico)" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\@tzres.dll,-2511 = "Lord Howe 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" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.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,-448 = "Azerbaijan Daylight 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,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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,-302 = "Romance 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" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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,-722 = "Central Pacific Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2056 powershell.exe 2056 powershell.exe 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 396 powershell.exe 396 powershell.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 3360 powershell.exe 3360 powershell.exe 2128 powershell.exe 2128 powershell.exe 2128 powershell.exe 892 powershell.exe 892 powershell.exe 892 powershell.exe 2832 powershell.exe 2832 powershell.exe 1280 powershell.exe 1280 powershell.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 5020 csrss.exe 5020 csrss.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 5020 csrss.exe 5020 csrss.exe 3616 injector.exe 3616 injector.exe 5020 csrss.exe 5020 csrss.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe 3616 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2056 powershell.exe Token: SeDebugPrivilege 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Token: SeImpersonatePrivilege 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe Token: SeDebugPrivilege 396 powershell.exe Token: SeDebugPrivilege 3360 powershell.exe Token: SeDebugPrivilege 2128 powershell.exe Token: SeDebugPrivilege 892 powershell.exe Token: SeDebugPrivilege 2832 powershell.exe Token: SeDebugPrivilege 1280 powershell.exe Token: SeSystemEnvironmentPrivilege 5020 csrss.exe Token: SeSecurityPrivilege 2444 sc.exe Token: SeSecurityPrivilege 2444 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4800 wrote to memory of 2056 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 85 PID 4800 wrote to memory of 2056 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 85 PID 4800 wrote to memory of 2056 4800 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 85 PID 1756 wrote to memory of 396 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 95 PID 1756 wrote to memory of 396 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 95 PID 1756 wrote to memory of 396 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 95 PID 1756 wrote to memory of 1232 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 99 PID 1756 wrote to memory of 1232 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 99 PID 1232 wrote to memory of 620 1232 cmd.exe 101 PID 1232 wrote to memory of 620 1232 cmd.exe 101 PID 1756 wrote to memory of 3360 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 102 PID 1756 wrote to memory of 3360 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 102 PID 1756 wrote to memory of 3360 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 102 PID 1756 wrote to memory of 2128 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 106 PID 1756 wrote to memory of 2128 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 106 PID 1756 wrote to memory of 2128 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 106 PID 1756 wrote to memory of 5020 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 108 PID 1756 wrote to memory of 5020 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 108 PID 1756 wrote to memory of 5020 1756 7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe 108 PID 5020 wrote to memory of 892 5020 csrss.exe 109 PID 5020 wrote to memory of 892 5020 csrss.exe 109 PID 5020 wrote to memory of 892 5020 csrss.exe 109 PID 5020 wrote to memory of 2832 5020 csrss.exe 115 PID 5020 wrote to memory of 2832 5020 csrss.exe 115 PID 5020 wrote to memory of 2832 5020 csrss.exe 115 PID 5020 wrote to memory of 1280 5020 csrss.exe 117 PID 5020 wrote to memory of 1280 5020 csrss.exe 117 PID 5020 wrote to memory of 1280 5020 csrss.exe 117 PID 5020 wrote to memory of 3616 5020 csrss.exe 119 PID 5020 wrote to memory of 3616 5020 csrss.exe 119 PID 1600 wrote to memory of 1444 1600 windefender.exe 125 PID 1600 wrote to memory of 1444 1600 windefender.exe 125 PID 1600 wrote to memory of 1444 1600 windefender.exe 125 PID 1444 wrote to memory of 2444 1444 cmd.exe 126 PID 1444 wrote to memory of 2444 1444 cmd.exe 126 PID 1444 wrote to memory of 2444 1444 cmd.exe 126 -
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\7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe"C:\Users\Admin\AppData\Local\Temp\7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4800 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2056
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C:\Users\Admin\AppData\Local\Temp\7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.exe"C:\Users\Admin\AppData\Local\Temp\7d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3.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:1756 -
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:396
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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:1232 -
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:620
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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:3360
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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:2128
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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:5020 -
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:892
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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:932
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1580
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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:2832
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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:1280
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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:3616
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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:2836
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1600 -
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:1444 -
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:2444
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1252
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
MD52b20e04246027a5ab2463ac219a78602
SHA10ca7a847072373e05f27c1b1feb7de293fbe46eb
SHA256b78600320c16245abec94ed3df88e5d929f357faa998812ae899f7dc5261e7c4
SHA5125b127aa5ca4e9134e909ad50580d233402c1d15e77fd22a8a0d5e1657957af0a7f008a1d4e23327ea154ace02d625a59151a83ea3708ade6681dc8fe7fd7e956
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD541c37b5933348fce7949dc7ff7015574
SHA189ce89de390d4a47a48cba67541e2fcf02976d73
SHA25664bd9e52c4ceed5875ea005dae7764426ccc65d0e771bb0a4e0a0d08c58d0061
SHA5122b0468851a11502db6e31c1d7211d58a56fd5591c4c619b798156ff06264be10d02e869428da88ef64907afa61ad7f590b872ebc1d9e41314741b1343518df0d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50cb527487c91ed8137761e5c91efc3f1
SHA114514876c23247b450254e732c4b0a431f1c0213
SHA256fb575a31455fc9c25ca80a4524ae19bee7d0e6a0bacff65d3ea913d38819077d
SHA5126c89aa1f2dd153c01760cd5fb6a93002501182b023bff26914bac23ec42434eccf7784c252618bf524836566712b12091bf5253987df2d16f990ec8c0ab84829
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5db172e66626e671d7879b4111402d618
SHA1d87c5e3053333151a63ae4d9d36513f001e11e9e
SHA256db7b507ae25035fc015c38e70dc605203c12fa65319e660c573bdd3026d003a4
SHA5125fb5ff21a0ec3e384f3eeb166c3c4e322eead443b61873acb0a63d6ba2874f60d7efee0c1dcd8f55a57eca779ecaa31d62196dbd58011503f4e6f0f6794ccc64
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56c3b5f1b13a60ae398941e0b557a51b6
SHA1b6ad3041ca8706ac1600ba73c084f067e5de7428
SHA256707f2eb31dc14d6c8876deed71905d376da843f692337094c3773389e06decb6
SHA512805d738a986b7898bb443b4290fc72dbe7941b4a2103847766ba9e45ad3ba5237097b7714fa6b86b372579aa178e9e8b1586fba40fa55ea28f9fbbc651411d75
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Filesize
4.1MB
MD57389b1039dd4fdc304a75a791aa195ae
SHA117414a5d34a6a79b1da1deb523ea45d4a8577d19
SHA2567d96d90b0cdf8c3d62066c404a29c8c3975a321cd1ae12cf56bd9988ae1466d3
SHA5123c2d1e4ce8cbf849746b5ca561ae913bb60293350e0016a23eb7cee5d8ec50c8ec72f6317fd989bd2950f967cf29310c0f402198275a44ade065732ec7d5cc32
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec