Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 01:43
Static task
static1
Behavioral task
behavioral1
Sample
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe
Resource
win10v2004-20240508-en
General
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Target
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe
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Size
4.1MB
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MD5
6ac575ef18db730bb63abfb7065f740e
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SHA1
645fbcdf9368b39c1b85728a506e34eee52777de
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SHA256
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0
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SHA512
67e10f860fac5e2fb1e9c64665e73d62d209a21dbb477533098d03fcdaf5487d5c3810ae8764753807c81cd0d5ff1bf5adefa18f80502437c7463b8e08a6882a
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SSDEEP
98304:6QGLdTw13YmTlGi/xMFRAVNS6wnhY59m5e0z8345C:6LpT0YNaxn5wu5s59YX
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/1808-2-0x00000000048E0000-0x00000000051CB000-memory.dmp family_glupteba behavioral1/memory/1808-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1808-79-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1808-105-0x00000000048E0000-0x00000000051CB000-memory.dmp family_glupteba behavioral1/memory/1808-135-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/896-133-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-210-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-225-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-227-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-230-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-232-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-235-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-239-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-242-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-245-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-247-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-252-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/4340-254-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5040 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4340 csrss.exe 4552 injector.exe 4360 windefender.exe 4456 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000233e7-218.dat upx behavioral1/memory/4360-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4360-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4456-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4456-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created 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 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2304 sc.exe -
pid Process 4948 powershell.exe 2916 powershell.exe 2132 powershell.exe 2956 powershell.exe 1724 powershell.exe 5068 powershell.exe 1844 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 2352 schtasks.exe 4424 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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,-772 = "Montevideo Standard Time" windefender.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" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 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" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1844 powershell.exe 1844 powershell.exe 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4948 powershell.exe 4948 powershell.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 2916 powershell.exe 2916 powershell.exe 2132 powershell.exe 2132 powershell.exe 2956 powershell.exe 2956 powershell.exe 1724 powershell.exe 1724 powershell.exe 5068 powershell.exe 5068 powershell.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4340 csrss.exe 4340 csrss.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4340 csrss.exe 4340 csrss.exe 4552 injector.exe 4552 injector.exe 4340 csrss.exe 4340 csrss.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe 4552 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1844 powershell.exe Token: SeDebugPrivilege 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Token: SeImpersonatePrivilege 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Token: SeDebugPrivilege 4948 powershell.exe Token: SeDebugPrivilege 2916 powershell.exe Token: SeDebugPrivilege 2132 powershell.exe Token: SeDebugPrivilege 2956 powershell.exe Token: SeDebugPrivilege 1724 powershell.exe Token: SeDebugPrivilege 5068 powershell.exe Token: SeSystemEnvironmentPrivilege 4340 csrss.exe Token: SeSecurityPrivilege 2304 sc.exe Token: SeSecurityPrivilege 2304 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1808 wrote to memory of 1844 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 83 PID 1808 wrote to memory of 1844 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 83 PID 1808 wrote to memory of 1844 1808 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 83 PID 896 wrote to memory of 4948 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 91 PID 896 wrote to memory of 4948 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 91 PID 896 wrote to memory of 4948 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 91 PID 896 wrote to memory of 3060 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 95 PID 896 wrote to memory of 3060 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 95 PID 3060 wrote to memory of 5040 3060 cmd.exe 97 PID 3060 wrote to memory of 5040 3060 cmd.exe 97 PID 896 wrote to memory of 2916 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 98 PID 896 wrote to memory of 2916 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 98 PID 896 wrote to memory of 2916 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 98 PID 896 wrote to memory of 2132 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 100 PID 896 wrote to memory of 2132 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 100 PID 896 wrote to memory of 2132 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 100 PID 896 wrote to memory of 4340 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 102 PID 896 wrote to memory of 4340 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 102 PID 896 wrote to memory of 4340 896 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 102 PID 4340 wrote to memory of 2956 4340 csrss.exe 103 PID 4340 wrote to memory of 2956 4340 csrss.exe 103 PID 4340 wrote to memory of 2956 4340 csrss.exe 103 PID 4340 wrote to memory of 1724 4340 csrss.exe 109 PID 4340 wrote to memory of 1724 4340 csrss.exe 109 PID 4340 wrote to memory of 1724 4340 csrss.exe 109 PID 4340 wrote to memory of 5068 4340 csrss.exe 111 PID 4340 wrote to memory of 5068 4340 csrss.exe 111 PID 4340 wrote to memory of 5068 4340 csrss.exe 111 PID 4340 wrote to memory of 4552 4340 csrss.exe 114 PID 4340 wrote to memory of 4552 4340 csrss.exe 114 PID 4360 wrote to memory of 4124 4360 windefender.exe 120 PID 4360 wrote to memory of 4124 4360 windefender.exe 120 PID 4360 wrote to memory of 4124 4360 windefender.exe 120 PID 4124 wrote to memory of 2304 4124 cmd.exe 121 PID 4124 wrote to memory of 2304 4124 cmd.exe 121 PID 4124 wrote to memory of 2304 4124 cmd.exe 121 -
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\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1844
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C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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:896 -
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:4948
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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:3060 -
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:5040
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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:2916
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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:2132
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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:4340 -
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:2956
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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:2352
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3616
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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:1724
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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:5068
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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:4552
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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:4424
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4360 -
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:4124 -
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:2304
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4456
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
MD531647f3b92c678c3e6e462d386a3aef3
SHA1f1a17160fb75ba647f02bf36b4b2778500c8af63
SHA256bc8b94ba690f7eacfeba912a14711a721c514d28cbebf380d5cb837bf9b03dae
SHA51216433114cfd30ced34febd118ad0ec21906e16cff673e2d148a75b4b61ac01e50f4377e2ecc5a9e144348133d888daa225ac833b2c99d93f69fa6ab67184f638
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5af4da9b873a913aad05486477f96b8ac
SHA15e2d64f86ea97d08ae23bc4911c79da292de2186
SHA256879d2a048da7eb19018daf5959b3a335c194f9902bcf8b95a8a1bb4e6b76d18c
SHA512ea99a01ebf30dbb546eaf624b73e5891a650e6026bc402276080825fdda2c98f9872e2d25d066386ac5ec38a1335199cb4f3f9ffb0e7312806c2c3fe0433e456
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53df12c53e22ef088b9b7427758b0d5db
SHA16574c49ad637456f930155066fd3bde5fc74904f
SHA256370c0d44ca2f39579eddebd8a6bc266e624e4531b62fe75090a005491db257bb
SHA512691acd993864d0f175e1ef19345ae97e1ac8eb9d44411bdd09e2a67f4e96bee33d35d113e5b8d4165316f6bfd646a959cae5037c739bc46d5726db4d3b5ba9d4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f93cd4af5fa8feff4c9bb4947a73b238
SHA17194cc832e5a55e66c0cea773fb7affd61361e63
SHA256435698923acf32d2ac324852bba71ceb8983d7d0fe46ef1a1c7a0c1903900c4c
SHA5120eed3a69b07ea1f02f94eef746d4db628040ae843ef45d4bb4857117582b6b68151a9cc60e441130543e893ddfd455092160f9e91da195f4467d3e7dcc7af3da
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d51c29bfeabbcc3accc9a33cd4d9e29d
SHA123f0b2cd415c5c7cb38522bf3a76d0378709a8b3
SHA25649c2da4beb403ad7bd7f9928c6f7652e06b7d7c55cf53cb75d416a8236551cbd
SHA512e4052f774d37d3231e8c0ec8a7dd62844f5179f41c05602a2617cc82cbc144568e380b3554c2a867e986e44c474f69853fb05d91f3d15d8a2c4990e47b496d51
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Filesize
4.1MB
MD56ac575ef18db730bb63abfb7065f740e
SHA1645fbcdf9368b39c1b85728a506e34eee52777de
SHA256edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0
SHA51267e10f860fac5e2fb1e9c64665e73d62d209a21dbb477533098d03fcdaf5487d5c3810ae8764753807c81cd0d5ff1bf5adefa18f80502437c7463b8e08a6882a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec