Analysis
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max time kernel
149s -
max time network
150s -
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 07:08
Static task
static1
Behavioral task
behavioral1
Sample
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe
Resource
win10v2004-20240508-en
General
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Target
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe
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Size
4.1MB
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MD5
215a5f99738548fb93b934c6a7dd1245
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SHA1
30b8acf03ef1a5769a1f55e7eb8f3e579a1d16a1
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SHA256
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f
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SHA512
40302955cad481e8e76675c70ca15b11320e5e556b08ce4369162c0493c75642d272d012e64e048b362e64793c73bbcaeb2a341136742a376d37e7c65e5fb3a4
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SSDEEP
98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiL9U:bIU7SlV8K2X2AhEHFgekcV
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/1284-2-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral1/memory/1284-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1284-8-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1284-56-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/1284-68-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral1/memory/1284-84-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3848-83-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3848-137-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-174-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-220-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-229-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-231-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-235-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-238-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-241-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-243-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-247-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-250-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral1/memory/3520-253-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 428 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 3520 csrss.exe 3316 injector.exe 3100 windefender.exe 2316 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral1/memory/3100-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3100-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2316-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2316-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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 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 -
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.
Processes:
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exe111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exedescription 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 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe File created C:\Windows\rss\csrss.exe 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 808 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 1764 powershell.exe 1904 powershell.exe 980 powershell.exe 4712 powershell.exe 4924 powershell.exe 116 powershell.exe 3032 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 5044 schtasks.exe 1080 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\@tzres.dll,-722 = "Central Pacific Standard 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" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard 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" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.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,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain 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,-2161 = "Altai Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania 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" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.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,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exepowershell.exe111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 116 powershell.exe 116 powershell.exe 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3032 powershell.exe 3032 powershell.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe 1764 powershell.exe 1764 powershell.exe 1904 powershell.exe 1904 powershell.exe 980 powershell.exe 980 powershell.exe 4712 powershell.exe 4712 powershell.exe 4924 powershell.exe 4924 powershell.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3520 csrss.exe 3520 csrss.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3520 csrss.exe 3520 csrss.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3520 csrss.exe 3520 csrss.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe 3316 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 116 powershell.exe Token: SeDebugPrivilege 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Token: SeImpersonatePrivilege 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe Token: SeDebugPrivilege 3032 powershell.exe Token: SeDebugPrivilege 1764 powershell.exe Token: SeDebugPrivilege 1904 powershell.exe Token: SeDebugPrivilege 980 powershell.exe Token: SeDebugPrivilege 4712 powershell.exe Token: SeDebugPrivilege 4924 powershell.exe Token: SeSystemEnvironmentPrivilege 3520 csrss.exe Token: SeSecurityPrivilege 808 sc.exe Token: SeSecurityPrivilege 808 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 1284 wrote to memory of 116 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 1284 wrote to memory of 116 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 1284 wrote to memory of 116 1284 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 3032 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 3032 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 3032 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 5036 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe cmd.exe PID 3848 wrote to memory of 5036 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe cmd.exe PID 5036 wrote to memory of 428 5036 cmd.exe netsh.exe PID 5036 wrote to memory of 428 5036 cmd.exe netsh.exe PID 3848 wrote to memory of 1764 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 1764 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 1764 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 1904 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 1904 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 1904 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe powershell.exe PID 3848 wrote to memory of 3520 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe csrss.exe PID 3848 wrote to memory of 3520 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe csrss.exe PID 3848 wrote to memory of 3520 3848 111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe csrss.exe PID 3520 wrote to memory of 980 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 980 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 980 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4712 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4712 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4712 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4924 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4924 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 4924 3520 csrss.exe powershell.exe PID 3520 wrote to memory of 3316 3520 csrss.exe injector.exe PID 3520 wrote to memory of 3316 3520 csrss.exe injector.exe PID 3100 wrote to memory of 1004 3100 windefender.exe cmd.exe PID 3100 wrote to memory of 1004 3100 windefender.exe cmd.exe PID 3100 wrote to memory of 1004 3100 windefender.exe cmd.exe PID 1004 wrote to memory of 808 1004 cmd.exe sc.exe PID 1004 wrote to memory of 808 1004 cmd.exe sc.exe PID 1004 wrote to memory of 808 1004 cmd.exe sc.exe -
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\111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe"C:\Users\Admin\AppData\Local\Temp\111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:116 -
C:\Users\Admin\AppData\Local\Temp\111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.exe"C:\Users\Admin\AppData\Local\Temp\111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f.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:3848 -
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:3032 -
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:5036 -
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:428 -
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:1764 -
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:1904 -
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:3520 -
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:980 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5044 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2020
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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:4712 -
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:4924 -
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:3316 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1080 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3100 -
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:1004 -
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:808
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2316
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
MD56faf8ff0decafd3e7009260e4c6b8ff1
SHA17d627afe230d584f784e1f3eaad825f8a28f75a0
SHA256a3eb4442c75d8f44bc0e1a24b55c131189c07ed9efc8088da6f24f007ddc5351
SHA512ece0211c7c1decb01b4ed023daef073517b52174f6a404ee499b3b1bbc3d7e10bd1e713e1bc9c79e0bea1020576eb19ef4d962e2fa4085ce447bf5b70a1dcc24
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d3ac0d33a2b591224f65c62a8e2f0568
SHA140f2300ab52f0dea29de4fe5a045ca61ca983b3d
SHA2569a32d9cd4e9b2ca778bacd8063a1a4b249d040b8883ca02055b6e1938d82407b
SHA512c0cb563e55a0c4f512ed5697c4ee697d6c59d1ed65381fa26f1b71c30e2c84102addd4496081377269446282466c3f37a8ee55d7541f51701f9a4b4ee8fb7e55
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d3d03f9276e1a93518fb54770dd11b8
SHA193e9a0f0c356e2f10e1c2b703071e921e2ecd67f
SHA25629132b49e27bb2b046d3b68bc66c0c7a6bb84d194f6fe98111d78a8758055fe6
SHA51266d35500d693ea9cd1df6fa1a00979fe4ddbfe5737074f407a150670f20a5d2e6368d5069fd256648c776a826822aadf100062ffbc151f34d2c2d727ba8a6e30
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58ae3b4a7fd60c63e48ad68ba8490bf1f
SHA13ba7a0b1e396195d5c06f896950c47b4d0c1265b
SHA25624788e44992817c1cb207a18077e7cd13d79928c07dbd10353b606ee7a9c6277
SHA512bca87f8aca7924360d30ef0942c0cd07e6a488bc5379852d4cb34847104bb91ee080251b463a17fbab17f8a750635b0d202b5a73c28dc3beec0563cebb9bfa52
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f9a7f26b8562f62beac962d2be732da
SHA14560b14f1c190d40f8fe968177c67b5d4ea94d43
SHA256468f211d6f0488630192753e56877f94fad02ddccc661534c2a01f53df49ec47
SHA5122124e70e4dd7b4891d97bd6325d9f70000e7bbe8f54466bbd4e12bfc92e640c6206780f8fd04aa184828d8c1e50a29e82bdfe3e65173f81a56ada8df623957ca
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Filesize
4.1MB
MD5215a5f99738548fb93b934c6a7dd1245
SHA130b8acf03ef1a5769a1f55e7eb8f3e579a1d16a1
SHA256111c364de2057c601502b59c4e11f5d3bf58a028f99e09e77f94d04199bfa42f
SHA51240302955cad481e8e76675c70ca15b11320e5e556b08ce4369162c0493c75642d272d012e64e048b362e64793c73bbcaeb2a341136742a376d37e7c65e5fb3a4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec