Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 23:24
Static task
static1
Behavioral task
behavioral1
Sample
954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe
Resource
win7-20240215-en
General
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Target
954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe
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Size
4.1MB
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MD5
ff824ca743a82fd87784789e22cb9359
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SHA1
00c28b44a45f98e91b0fe9604ebd33b879188932
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SHA256
954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5
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SHA512
8f4d032813954093fb1188e0ea5e74c0d7a7ce5da5882e1ba6cea5a2d46ee57b4500eb07914f6c5300dabce8723f782fbe4d4deed5c63aba94ef74b694ba1b8c
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SSDEEP
98304:MmJz+EAFuKpzA6GjnwtAd4VH0G8BBOAZM6KCBe84c:Zh+Eouw86GbIivMwMVCB8c
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3972-2-0x0000000004B80000-0x000000000546B000-memory.dmp family_glupteba behavioral2/memory/3972-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3972-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3972-57-0x0000000004B80000-0x000000000546B000-memory.dmp family_glupteba behavioral2/memory/3972-54-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1308-134-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-218-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-230-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-238-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-240-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-242-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-245-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-248-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/1132-250-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1560 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1132 csrss.exe 3700 injector.exe 1108 windefender.exe 1060 windefender.exe -
resource yara_rule behavioral2/files/0x0008000000023377-222.dat upx behavioral2/memory/1108-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1060-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1108-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1060-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1060-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 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 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 -
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 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe -
Drops file in Windows directory 4 IoCs
description ioc Process 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 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe File created C:\Windows\rss\csrss.exe 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4744 sc.exe -
pid Process 4544 powershell.exe 2664 powershell.exe 1044 powershell.exe 468 powershell.exe 2316 powershell.exe 5028 powershell.exe 8 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 3996 schtasks.exe 4680 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,-1502 = "Turkey Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-981 = "Kamchatka 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,-104 = "Central Brazilian Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.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" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East 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\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia 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,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.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\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2316 powershell.exe 2316 powershell.exe 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 5028 powershell.exe 5028 powershell.exe 5028 powershell.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 8 powershell.exe 8 powershell.exe 8 powershell.exe 4544 powershell.exe 4544 powershell.exe 4544 powershell.exe 2664 powershell.exe 2664 powershell.exe 2664 powershell.exe 1044 powershell.exe 1044 powershell.exe 468 powershell.exe 468 powershell.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 1132 csrss.exe 1132 csrss.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 1132 csrss.exe 1132 csrss.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 1132 csrss.exe 1132 csrss.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe 3700 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2316 powershell.exe Token: SeDebugPrivilege 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Token: SeImpersonatePrivilege 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe Token: SeDebugPrivilege 5028 powershell.exe Token: SeDebugPrivilege 8 powershell.exe Token: SeDebugPrivilege 4544 powershell.exe Token: SeDebugPrivilege 2664 powershell.exe Token: SeDebugPrivilege 1044 powershell.exe Token: SeDebugPrivilege 468 powershell.exe Token: SeSystemEnvironmentPrivilege 1132 csrss.exe Token: SeSecurityPrivilege 4744 sc.exe Token: SeSecurityPrivilege 4744 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3972 wrote to memory of 2316 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 84 PID 3972 wrote to memory of 2316 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 84 PID 3972 wrote to memory of 2316 3972 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 84 PID 1308 wrote to memory of 5028 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 94 PID 1308 wrote to memory of 5028 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 94 PID 1308 wrote to memory of 5028 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 94 PID 1308 wrote to memory of 4080 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 99 PID 1308 wrote to memory of 4080 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 99 PID 4080 wrote to memory of 1560 4080 cmd.exe 101 PID 4080 wrote to memory of 1560 4080 cmd.exe 101 PID 1308 wrote to memory of 8 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 103 PID 1308 wrote to memory of 8 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 103 PID 1308 wrote to memory of 8 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 103 PID 1308 wrote to memory of 4544 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 105 PID 1308 wrote to memory of 4544 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 105 PID 1308 wrote to memory of 4544 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 105 PID 1308 wrote to memory of 1132 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 108 PID 1308 wrote to memory of 1132 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 108 PID 1308 wrote to memory of 1132 1308 954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe 108 PID 1132 wrote to memory of 2664 1132 csrss.exe 109 PID 1132 wrote to memory of 2664 1132 csrss.exe 109 PID 1132 wrote to memory of 2664 1132 csrss.exe 109 PID 1132 wrote to memory of 1044 1132 csrss.exe 114 PID 1132 wrote to memory of 1044 1132 csrss.exe 114 PID 1132 wrote to memory of 1044 1132 csrss.exe 114 PID 1132 wrote to memory of 468 1132 csrss.exe 117 PID 1132 wrote to memory of 468 1132 csrss.exe 117 PID 1132 wrote to memory of 468 1132 csrss.exe 117 PID 1132 wrote to memory of 3700 1132 csrss.exe 119 PID 1132 wrote to memory of 3700 1132 csrss.exe 119 PID 1108 wrote to memory of 2052 1108 windefender.exe 126 PID 1108 wrote to memory of 2052 1108 windefender.exe 126 PID 1108 wrote to memory of 2052 1108 windefender.exe 126 PID 2052 wrote to memory of 4744 2052 cmd.exe 127 PID 2052 wrote to memory of 4744 2052 cmd.exe 127 PID 2052 wrote to memory of 4744 2052 cmd.exe 127 -
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\954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe"C:\Users\Admin\AppData\Local\Temp\954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2316
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C:\Users\Admin\AppData\Local\Temp\954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.exe"C:\Users\Admin\AppData\Local\Temp\954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5.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:1308 -
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:5028
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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:4080 -
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:1560
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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:8
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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:4544
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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:1132 -
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:2664
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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:3996
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2780
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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:1044
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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:468
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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:3700
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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:4680
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1108 -
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:2052 -
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:4744
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1060
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
MD5da1079561a03d4d9c528693e3509fe32
SHA1c55ee687629652734d0f2ee1f75edd7d2fb03c2d
SHA25664c379e6208820968dc498a5e125cba2688fd16e68bd33adb4de01609c6c8c91
SHA51257323516926b3b09aa5de181e34ff51ff579ec9199af586a6dcb52fc8357e551e9957d6e58372322a96057004a735471cf58a4d7e49fae28eac2560526f77008
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5637f11df726d61094afb9bde87681c17
SHA1ba23cdfb5634f9e426f8c324e561d24472c8a433
SHA2569865f12aff4fb104862ca2f4f06d0f95f5e304c30e97c4d7f929695f548cf15a
SHA512e2e5646a2dd4ec8ccc198d6457dc0872d3b5aab48c379fc783963389a5041906853a821d92afa8a6742a7bee3d549da641a9014800703588d8191cac4f300a10
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58a6ae3aaf161e8d61f5249313ec0b35e
SHA1561314ff6d29eae257ff39b3acc3bbef17ca8a40
SHA2561e7d36ad6438d1b3606f7aae2d860337306853332fd33dad7570c53f6b427db3
SHA51277c892fbb18be351882bfc7f0f90439a4819e103dce417d9c86d65491426779d25e4020cf2612839c78da04c42377146c131521758e8076f68e952f332621454
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD571edeed5d57c338770473d7c40b7f083
SHA11f155976494fcfde9e06740ef8ff7944ba98bf03
SHA2560ffa4425329835ae63d3b3f006c8a67722fb0f7d7bda861e0173ae891f048ae6
SHA512f5c537bcf70f5ab8bc3fd5f7831bc77ce3894be6f37f01a2a923a2091864c9a8c841a6012873f97360ea4d1d4cc2cb60dd14ce50122805c4a67b5b92fed61dac
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52195c8102df1dbb18b6287c5ae2d98be
SHA14b411194b9b14d057c831f0c6ae0d5ea61aa26d5
SHA256d8a8d0c9f42f7b49897f371427dbdb527dbfc2830641777871955fae77d0799f
SHA5129c77b2c0ee84a746abba5c8b6065b39d932767ba14c092ae5a0f33f7f41d67d1e7fbd6351f3431dd4e442e6124ceff16dd0cb46b87260200ba67e2d183641c42
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Filesize
4.1MB
MD5ff824ca743a82fd87784789e22cb9359
SHA100c28b44a45f98e91b0fe9604ebd33b879188932
SHA256954bd00450b73c0fe55e63e72af5c0655685190a1e7c009a0b8bb2a8ffaaedd5
SHA5128f4d032813954093fb1188e0ea5e74c0d7a7ce5da5882e1ba6cea5a2d46ee57b4500eb07914f6c5300dabce8723f782fbe4d4deed5c63aba94ef74b694ba1b8c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec