Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-05-2024 11:19
Static task
static1
Behavioral task
behavioral1
Sample
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe
Resource
win10v2004-20240426-en
General
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Target
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe
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Size
4.1MB
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MD5
66ff09574e96adff8845da27c707257b
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SHA1
aad5dcc13c09f0984c35717225e945c0c60b4133
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SHA256
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31
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SHA512
58b665dc8dddd722c7a34157ca4dcf2191afb520c5af54dc4d66e4c929796e1ae28923a863655357b85f6ff48bd06e7e14aafe9e4deef8e920d161afa6810714
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SSDEEP
98304:dH+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2r:dH+PiSfw6Rz4ejOEAZ44S5J5ww2r
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral2/memory/4548-2-0x0000000004590000-0x0000000004E7B000-memory.dmp family_glupteba behavioral2/memory/4548-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4548-54-0x0000000004590000-0x0000000004E7B000-memory.dmp family_glupteba behavioral2/memory/4548-51-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4548-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2128-126-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-205-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-206-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-207-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-208-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-209-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-210-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-211-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-212-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-221-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-222-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-224-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-226-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/3084-229-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 1880 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 3084 csrss.exe 1192 injector.exe 224 windefender.exe 4464 windefender.exe -
Processes:
resource yara_rule behavioral2/files/0x000300000002a9cf-215.dat upx behavioral2/memory/224-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4464-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/224-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4464-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4464-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe -
Drops file in Windows directory 4 IoCs
Processes:
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe File created C:\Windows\rss\csrss.exe 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.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 2084 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 1752 powershell.exe 4492 powershell.exe 3248 powershell.exe 1296 powershell.exe 2608 powershell.exe 1916 powershell.exe 1980 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 1944 schtasks.exe 1388 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exe0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.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\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight 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,-1971 = "Belarus Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exepowershell.exe0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 3248 powershell.exe 3248 powershell.exe 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 1296 powershell.exe 1296 powershell.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 2608 powershell.exe 2608 powershell.exe 1916 powershell.exe 1916 powershell.exe 1980 powershell.exe 1980 powershell.exe 1752 powershell.exe 1752 powershell.exe 4492 powershell.exe 4492 powershell.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 3084 csrss.exe 3084 csrss.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 3084 csrss.exe 3084 csrss.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe 1192 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 3248 powershell.exe Token: SeDebugPrivilege 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Token: SeImpersonatePrivilege 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe Token: SeDebugPrivilege 1296 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe Token: SeDebugPrivilege 1916 powershell.exe Token: SeDebugPrivilege 1980 powershell.exe Token: SeDebugPrivilege 1752 powershell.exe Token: SeDebugPrivilege 4492 powershell.exe Token: SeSystemEnvironmentPrivilege 3084 csrss.exe Token: SeSecurityPrivilege 2084 sc.exe Token: SeSecurityPrivilege 2084 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 4548 wrote to memory of 3248 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 79 PID 4548 wrote to memory of 3248 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 79 PID 4548 wrote to memory of 3248 4548 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 79 PID 2128 wrote to memory of 1296 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 84 PID 2128 wrote to memory of 1296 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 84 PID 2128 wrote to memory of 1296 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 84 PID 2128 wrote to memory of 1208 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 86 PID 2128 wrote to memory of 1208 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 86 PID 1208 wrote to memory of 1880 1208 cmd.exe 88 PID 1208 wrote to memory of 1880 1208 cmd.exe 88 PID 2128 wrote to memory of 2608 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 89 PID 2128 wrote to memory of 2608 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 89 PID 2128 wrote to memory of 2608 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 89 PID 2128 wrote to memory of 1916 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 91 PID 2128 wrote to memory of 1916 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 91 PID 2128 wrote to memory of 1916 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 91 PID 2128 wrote to memory of 3084 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 93 PID 2128 wrote to memory of 3084 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 93 PID 2128 wrote to memory of 3084 2128 0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe 93 PID 3084 wrote to memory of 1980 3084 csrss.exe 94 PID 3084 wrote to memory of 1980 3084 csrss.exe 94 PID 3084 wrote to memory of 1980 3084 csrss.exe 94 PID 3084 wrote to memory of 1752 3084 csrss.exe 100 PID 3084 wrote to memory of 1752 3084 csrss.exe 100 PID 3084 wrote to memory of 1752 3084 csrss.exe 100 PID 3084 wrote to memory of 4492 3084 csrss.exe 102 PID 3084 wrote to memory of 4492 3084 csrss.exe 102 PID 3084 wrote to memory of 4492 3084 csrss.exe 102 PID 3084 wrote to memory of 1192 3084 csrss.exe 104 PID 3084 wrote to memory of 1192 3084 csrss.exe 104 PID 224 wrote to memory of 3532 224 windefender.exe 110 PID 224 wrote to memory of 3532 224 windefender.exe 110 PID 224 wrote to memory of 3532 224 windefender.exe 110 PID 3532 wrote to memory of 2084 3532 cmd.exe 111 PID 3532 wrote to memory of 2084 3532 cmd.exe 111 PID 3532 wrote to memory of 2084 3532 cmd.exe 111 -
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\0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe"C:\Users\Admin\AppData\Local\Temp\0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3248
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C:\Users\Admin\AppData\Local\Temp\0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.exe"C:\Users\Admin\AppData\Local\Temp\0af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31.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:2128 -
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:1296
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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:1208 -
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:1880
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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:2608
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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:1916
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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:3084 -
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:1980
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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:1944
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1312
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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:1752
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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:4492
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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:1192
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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:1388
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:224 -
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:3532 -
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:2084
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4464
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51caa76218225604a602ac32e3f5ac01c
SHA1e3e0718a5c3b54a855378b04e656b72d74dd1810
SHA256e38e06da09718f6eb32894bcc4f8f8416eec5312b9f9a35622023fa1f6cc740b
SHA512110c20ae49287324c8919c5b006a60f428fe8a0f5e46e1299474a6beaebb9f7c96d609450ebecfad7d453de70e26e86b667df03fd078da2e2d3ac7aacad898ba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5064e2e0d174a7e06b1c7fb31df0fc56a
SHA146e23a1d0cbaccfb31c81313089e0494ecea4045
SHA2566491ee5801a7405f55f94991e16d79df12f9e1e60df6fd8cf74f3ec64d25f725
SHA5120945e69d414d52ca70aa745d8486c84b6d98c3fbecc98267accc6c235b0da391755f53fb6b3c7c0f581dc682f9c18423892c3cf35bd602dac0e4d83dae72d5d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD520badb6f70e518c6d8021e058e0ae403
SHA17ddb8797c31c8caf0fcecf5bd3feabfb86858292
SHA256d03442714cadad58b4f2ead7168b6bb540705efb269f81e2582aa85fa5b8790d
SHA5128e76cb23b54283ec4921c3a9ce72c50c8a20dabd5e8b0c023fa9250495b9feb9a8b5602cfb8ca59fd4ad69a41cb5661495a9a3b3d1c7acc1c5a0c11e61b8152a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59239ba34e4f4b37ad7dfdc188a3fb0ba
SHA1e627a8a71f4f05d3af296395ad247bc4aaed721d
SHA25659c74dfd9b03ef63c43cd6f19bcf495a8841d6c9f7132268513105f4e58e5609
SHA512256f562973d3575d267037f5d17fcdf6c5527209e5fb7ae89ce7c4529ca6e826fe69bee504424c7e46135b502a5f0e8275d0813c4e8efd79cab2002aeb99a435
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5995c6ddfe2937fc7337cd4f18920bbca
SHA1fde9298e3a0f1dcfe3e1d5880fd39c6ece60a119
SHA2569709f986e50b1d3635f38e35e0511353f8f95d77874757c65062e7d14f3e6781
SHA512c94270b7e98e24793d56b5b028b67d65210f0f1beb3f11e1babfc542c52a87eb8eed1040442ef55144ad2f883281c6f8eef892feb5c174dad7bc7043346ea505
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Filesize
4.1MB
MD566ff09574e96adff8845da27c707257b
SHA1aad5dcc13c09f0984c35717225e945c0c60b4133
SHA2560af02b6e098be7ec5f4adc71f06a7007deebcab528c2aba02ad363ab19aa6e31
SHA51258b665dc8dddd722c7a34157ca4dcf2191afb520c5af54dc4d66e4c929796e1ae28923a863655357b85f6ff48bd06e7e14aafe9e4deef8e920d161afa6810714
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec