Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 12:47
Static task
static1
Behavioral task
behavioral1
Sample
9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe
Resource
win10v2004-20240426-en
General
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Target
9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe
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Size
4.1MB
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MD5
b2f1109b4dea51d37ea1a5dd80b1edca
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SHA1
dd22897f121e35502173928cb06bbcf56e7ed1f7
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SHA256
9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc
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SHA512
9e4a71f43ba0e3c0f073e05d832064787ab4dc15d00a9fcc48f705ec42a8c2903dcc39c66e72e84db10cd7d44c0a4576b5f995605c6c4453c56b0b4038c6beb0
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SSDEEP
98304:/BVs1p4PpCxl89qkqVHLjfQjDTn2r+Nbd:Ja1p4P0l8MfVLMTrd
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/2228-2-0x0000000004C40000-0x000000000552B000-memory.dmp family_glupteba behavioral1/memory/2228-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2228-28-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2228-57-0x0000000004C40000-0x000000000552B000-memory.dmp family_glupteba behavioral1/memory/2228-82-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2228-81-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1168-119-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1168-138-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-174-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-220-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-232-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-240-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-244-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-248-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-252-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-256-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-260-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-264-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3828-268-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4616 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3828 csrss.exe 2992 injector.exe 1036 windefender.exe 1436 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002342c-223.dat upx behavioral1/memory/1036-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1436-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1036-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1436-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1436-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\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 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 -
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 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe File created C:\Windows\rss\csrss.exe 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5072 sc.exe -
pid Process 624 powershell.exe 3928 powershell.exe 1724 powershell.exe 4936 powershell.exe 2352 powershell.exe 4920 powershell.exe 1096 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 3484 schtasks.exe 2100 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,-771 = "Montevideo Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.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,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.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" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.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" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight 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,-292 = "Central European Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.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" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4920 powershell.exe 4920 powershell.exe 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1096 powershell.exe 1096 powershell.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 624 powershell.exe 624 powershell.exe 3928 powershell.exe 3928 powershell.exe 1724 powershell.exe 1724 powershell.exe 4936 powershell.exe 4936 powershell.exe 2352 powershell.exe 2352 powershell.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 3828 csrss.exe 3828 csrss.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 3828 csrss.exe 3828 csrss.exe 2992 injector.exe 2992 injector.exe 3828 csrss.exe 3828 csrss.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4920 powershell.exe Token: SeDebugPrivilege 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Token: SeImpersonatePrivilege 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe Token: SeDebugPrivilege 1096 powershell.exe Token: SeDebugPrivilege 624 powershell.exe Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 1724 powershell.exe Token: SeDebugPrivilege 4936 powershell.exe Token: SeDebugPrivilege 2352 powershell.exe Token: SeSystemEnvironmentPrivilege 3828 csrss.exe Token: SeSecurityPrivilege 5072 sc.exe Token: SeSecurityPrivilege 5072 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2228 wrote to memory of 4920 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 94 PID 2228 wrote to memory of 4920 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 94 PID 2228 wrote to memory of 4920 2228 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 94 PID 1168 wrote to memory of 1096 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 100 PID 1168 wrote to memory of 1096 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 100 PID 1168 wrote to memory of 1096 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 100 PID 1168 wrote to memory of 508 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 102 PID 1168 wrote to memory of 508 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 102 PID 508 wrote to memory of 4616 508 cmd.exe 104 PID 508 wrote to memory of 4616 508 cmd.exe 104 PID 1168 wrote to memory of 624 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 105 PID 1168 wrote to memory of 624 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 105 PID 1168 wrote to memory of 624 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 105 PID 1168 wrote to memory of 3928 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 107 PID 1168 wrote to memory of 3928 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 107 PID 1168 wrote to memory of 3928 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 107 PID 1168 wrote to memory of 3828 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 109 PID 1168 wrote to memory of 3828 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 109 PID 1168 wrote to memory of 3828 1168 9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe 109 PID 3828 wrote to memory of 1724 3828 csrss.exe 112 PID 3828 wrote to memory of 1724 3828 csrss.exe 112 PID 3828 wrote to memory of 1724 3828 csrss.exe 112 PID 3828 wrote to memory of 4936 3828 csrss.exe 118 PID 3828 wrote to memory of 4936 3828 csrss.exe 118 PID 3828 wrote to memory of 4936 3828 csrss.exe 118 PID 3828 wrote to memory of 2352 3828 csrss.exe 120 PID 3828 wrote to memory of 2352 3828 csrss.exe 120 PID 3828 wrote to memory of 2352 3828 csrss.exe 120 PID 3828 wrote to memory of 2992 3828 csrss.exe 122 PID 3828 wrote to memory of 2992 3828 csrss.exe 122 PID 1036 wrote to memory of 4516 1036 windefender.exe 128 PID 1036 wrote to memory of 4516 1036 windefender.exe 128 PID 1036 wrote to memory of 4516 1036 windefender.exe 128 PID 4516 wrote to memory of 5072 4516 cmd.exe 129 PID 4516 wrote to memory of 5072 4516 cmd.exe 129 PID 4516 wrote to memory of 5072 4516 cmd.exe 129 -
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\9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe"C:\Users\Admin\AppData\Local\Temp\9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2228 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4920
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C:\Users\Admin\AppData\Local\Temp\9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.exe"C:\Users\Admin\AppData\Local\Temp\9e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc.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:1168 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1096
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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:508 -
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:4616
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:624
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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:3928
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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:3828 -
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\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3484
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1096
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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:4936
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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:2352
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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:2992
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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:2100
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1036 -
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:4516 -
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:5072
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1436
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
MD5afb5e7489f1985effc813d36ce7789a9
SHA119a401247945aede7fc1f6b1db248818659424f4
SHA256640f0d26eb10a01e159a8f7aa566b043148011481baa52e93134672e472e6375
SHA512079dbdb416e00280ca395474829410bfa5fb5846c16ac6cd8f0b3a7a9270cfd00a0b4c5b5dac92df4a32daa6c0871306233157adb213d30f6268ff7931de1a16
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52607bbe29669359ae437632a314a9e42
SHA1979468910407c810a5724f8416afe451cef8911b
SHA256e3866dacffdd63c4330313c309fc54fca0b4bb3447272cd8d93814a7622c042f
SHA512675c4c37268be851b6054173baff49c81d994613414d4c248f689f4cf675fe3d133f174f1a27c49959ce51f770043d646c896929150781af5dfb4d30e8791d17
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53dda630e7a767e5179807d69a8fb5d15
SHA118a515b555235b4a7168a1d4ea83f008204c0396
SHA256d6280178c87eed3ac25fb1f71b537d4885c936588f08b91d253d50f9fb265c37
SHA5126781413b652f96f80a4166b23cd073819aff54e1c4fae70c915131696559a02827bb00ac6e15e0ebcde52f0bf7d7f08e32b52a50a985e4673b5a5a6280585b7d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50f8c78d07e1ed510873cf01360bd9eb3
SHA19a3f903273bd9a5dcef058634835f32764b3232a
SHA2564f68dc4644584aa051377e85cb371a3c230db7e3ea6d746a677db3c3af89ab56
SHA51250c51a95c71eafe9835be30193897200a2144d692ca4249cbf7113bb4603efed767275784b4f26fe1bf42cd0fde15953c2201ae69a886794d31f16005e25427e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51e80f6b54292cb3e01258aa8d6faf20f
SHA116910b22c9f88475fa7b84b99c6052b83901d285
SHA256cd699e4c7eaac2ae40da65764cddf8409edd8484859c9165fd37f3ffd93d9971
SHA512020a976fc90e6adc5f060c2c01c6f1a5b943614432a2ab4354f04ac0640e65780737a15af103f14c640174293186ec8ef2f81279d1790b7977dc2499ba41413f
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Filesize
4.1MB
MD5b2f1109b4dea51d37ea1a5dd80b1edca
SHA1dd22897f121e35502173928cb06bbcf56e7ed1f7
SHA2569e9b5e77285ae7fbfa02b39385bcb6d6a68948fc386d7f58642bdcf5269e4ddc
SHA5129e4a71f43ba0e3c0f073e05d832064787ab4dc15d00a9fcc48f705ec42a8c2903dcc39c66e72e84db10cd7d44c0a4576b5f995605c6c4453c56b0b4038c6beb0
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec