Analysis
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max time kernel
154s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 10:25
Static task
static1
Behavioral task
behavioral1
Sample
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe
Resource
win10v2004-20240226-en
General
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Target
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe
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Size
4.1MB
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MD5
ec673fca266176ed0324b61c6e20e8d4
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SHA1
a4b116c4b781c6b3cc2825972045226c5325cc01
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SHA256
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67
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SHA512
4668228725ff07bdbdae15e5f3276271cf5a8055f4b211ff11c57b732e74829a9e9d22096689b01216a78a3cba22465403af61d7117398edd541a81b30b4702f
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SSDEEP
98304:1BH5QtHgtXZGwxAeX68LG3wNCsYjHyiS0gsLIyJOWEFSdaDQG3a9ntJ:1BZQtHgtXlxHq4G3ixkyiJTOnSQDy9n3
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/3400-2-0x0000000002EF0000-0x00000000037DB000-memory.dmp family_glupteba behavioral1/memory/3400-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3400-4-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3400-24-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3400-27-0x0000000002EF0000-0x00000000037DB000-memory.dmp family_glupteba behavioral1/memory/3400-34-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3400-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3400-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5000-89-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5000-135-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5000-140-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-194-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 1084 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 5112 csrss.exe 320 injector.exe 884 windefender.exe 3720 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x000a00000002326e-228.dat upx behavioral1/memory/884-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/884-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3720-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3720-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3720-246-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe -
Drops file in Windows directory 4 IoCs
Processes:
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe File created C:\Windows\rss\csrss.exe 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.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.
Processes:
sc.exepid Process 4768 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 4240 powershell.exe 5064 powershell.exe 2496 powershell.exe 2356 powershell.exe 4848 powershell.exe 5072 powershell.exe 4496 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 3264 schtasks.exe 1364 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exe9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\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\22\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exepowershell.exe9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 5072 powershell.exe 5072 powershell.exe 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 4496 powershell.exe 4496 powershell.exe 4496 powershell.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 4240 powershell.exe 4240 powershell.exe 4240 powershell.exe 5064 powershell.exe 5064 powershell.exe 5064 powershell.exe 2496 powershell.exe 2496 powershell.exe 2496 powershell.exe 2356 powershell.exe 2356 powershell.exe 2356 powershell.exe 4848 powershell.exe 4848 powershell.exe 4848 powershell.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 5112 csrss.exe 5112 csrss.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 5112 csrss.exe 5112 csrss.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 5112 csrss.exe 5112 csrss.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe 320 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 5072 powershell.exe Token: SeDebugPrivilege 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Token: SeImpersonatePrivilege 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe Token: SeDebugPrivilege 4496 powershell.exe Token: SeDebugPrivilege 4240 powershell.exe Token: SeDebugPrivilege 5064 powershell.exe Token: SeDebugPrivilege 2496 powershell.exe Token: SeDebugPrivilege 2356 powershell.exe Token: SeDebugPrivilege 4848 powershell.exe Token: SeSystemEnvironmentPrivilege 5112 csrss.exe Token: SeSecurityPrivilege 4768 sc.exe Token: SeSecurityPrivilege 4768 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 3400 wrote to memory of 5072 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 92 PID 3400 wrote to memory of 5072 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 92 PID 3400 wrote to memory of 5072 3400 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 92 PID 5000 wrote to memory of 4496 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 103 PID 5000 wrote to memory of 4496 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 103 PID 5000 wrote to memory of 4496 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 103 PID 5000 wrote to memory of 3992 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 106 PID 5000 wrote to memory of 3992 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 106 PID 3992 wrote to memory of 1084 3992 cmd.exe 108 PID 3992 wrote to memory of 1084 3992 cmd.exe 108 PID 5000 wrote to memory of 4240 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 109 PID 5000 wrote to memory of 4240 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 109 PID 5000 wrote to memory of 4240 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 109 PID 5000 wrote to memory of 5064 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 111 PID 5000 wrote to memory of 5064 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 111 PID 5000 wrote to memory of 5064 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 111 PID 5000 wrote to memory of 5112 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 113 PID 5000 wrote to memory of 5112 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 113 PID 5000 wrote to memory of 5112 5000 9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe 113 PID 5112 wrote to memory of 2496 5112 csrss.exe 114 PID 5112 wrote to memory of 2496 5112 csrss.exe 114 PID 5112 wrote to memory of 2496 5112 csrss.exe 114 PID 5112 wrote to memory of 2356 5112 csrss.exe 120 PID 5112 wrote to memory of 2356 5112 csrss.exe 120 PID 5112 wrote to memory of 2356 5112 csrss.exe 120 PID 5112 wrote to memory of 4848 5112 csrss.exe 122 PID 5112 wrote to memory of 4848 5112 csrss.exe 122 PID 5112 wrote to memory of 4848 5112 csrss.exe 122 PID 5112 wrote to memory of 320 5112 csrss.exe 124 PID 5112 wrote to memory of 320 5112 csrss.exe 124 PID 884 wrote to memory of 2964 884 windefender.exe 130 PID 884 wrote to memory of 2964 884 windefender.exe 130 PID 884 wrote to memory of 2964 884 windefender.exe 130 PID 2964 wrote to memory of 4768 2964 cmd.exe 131 PID 2964 wrote to memory of 4768 2964 cmd.exe 131 PID 2964 wrote to memory of 4768 2964 cmd.exe 131 -
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\9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe"C:\Users\Admin\AppData\Local\Temp\9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3400 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5072
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C:\Users\Admin\AppData\Local\Temp\9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.exe"C:\Users\Admin\AppData\Local\Temp\9319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67.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:5000 -
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:4496
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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:3992 -
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:1084
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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:4240
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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:5064
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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:5112 -
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:2496
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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:3264
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4496
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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:2356
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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:4848
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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:320
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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:1364
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:884 -
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:2964 -
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:4768
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4068 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:81⤵PID:3528
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3720
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
MD5f7034013769d9329d0bfa6ea83387914
SHA17cb3cae7de922b4fe00894ee54e20976706c8e83
SHA25692ad9117875d77f284cc2b0055a9884ee54ef4f8f3459378dc95634fce8c0304
SHA512124c0832a1316ed6509ff664f9a25e901fbd1a2741103e30029955a29f34cf57fdf499057ccff18c5d37e92d0ae82737caba05725097346cf83262061f4e5936
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b85ee1278f032e6bbd0cfbdd6b8bca60
SHA161297c3ec849aaeee33129521a8cbe5ccc791dc5
SHA25645f5d0fa7f6cc4cfb27e816fd814cfbc1a91315fb4a8a5c67ab11e3e8af29cfd
SHA5121451b3a0bdfa2b1d829fffdfadef7ed6e3585a71ee6159f113a8518b2ce4f98c597324b8e9761803d70bdf93088de0cc16fbed5d12b4595565c9cd69cc66a8cc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56509d8e9a6ca63156a09aa025b9bda98
SHA112b9dedc463944516a1027f61f892bcba2a45a97
SHA25665e2910ea2b840702455594c29b108534f88b93d2267bc1a03024c616a7b3dcf
SHA512df03b286289b6a9b084dea297c8f449481800befe858219ac183e4233e9bec384044bb985347888b9f23ecb9a88978332b6c297de83af76dbccbd5d1afbdcef4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b0f981bafb7bfaa58a493ee79b8ea25
SHA152fda8f675b84ead340e88841ed9b3d1dd87f0f7
SHA2566ecb89bd1f201d821727c62d6799c9040d2f50b537ff7bda1ddf2fe37cc8462d
SHA512b560ced3f2feedb6b5ba50e48ed6d545f6e11a92744a57d3cea5da43b2e39a2b54bcd90147c7b92e476620b8a9b3e3e5b44224be150de1652ee0873f64f59c04
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c0fe9a9bb726fd202fa63cb40fc49860
SHA1f3a77d150c2aad9accfde26557a6046f7540285f
SHA2563ff81bb398bea5df770d9ea932472d5c5f8e6ef070e3f7935b53a09a961b0936
SHA51275a923757ea7e623a33fcb8a59fd98b79ee75c8ed334e6e92bdf0c5e7031e206b5df4429f52578488a6abd33016443731c40ae2dd100aad3877c98a7ab04b342
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Filesize
4.1MB
MD5ec673fca266176ed0324b61c6e20e8d4
SHA1a4b116c4b781c6b3cc2825972045226c5325cc01
SHA2569319ecf68e0e7e20df46c53fb9fddcba920be61bcbe56814ecb567922cbb9c67
SHA5124668228725ff07bdbdae15e5f3276271cf5a8055f4b211ff11c57b732e74829a9e9d22096689b01216a78a3cba22465403af61d7117398edd541a81b30b4702f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec