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Analysis
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max time kernel
149s -
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
03/05/2024, 08:15
Static task
static1
Behavioral task
behavioral1
Sample
f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe
Resource
win10v2004-20240426-en
General
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Target
f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe
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Size
4.2MB
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MD5
71c244bbd9fcdf8138a7de96ca86a47b
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SHA1
48144fb371e4101c23f3a142eacbf1dd2da6c6d9
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SHA256
f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203
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SHA512
2af1b45cea90475d682372da2a75e5b9dcaffa341cb880f384f154057636ebb3f77a6cd5b6adffef540564c0193bc6d9eb4c50cfeff48194d5e5397050a0f265
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SSDEEP
98304:snfNS32KMrteVgkOwZku81o6S1qOcRI8Pa1SlFBmt8:m223eVgkHX8m6mD58P0S388
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1548-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1548-2-0x0000000003E60000-0x000000000474B000-memory.dmp family_glupteba behavioral1/memory/1548-127-0x0000000003E60000-0x000000000474B000-memory.dmp family_glupteba behavioral1/memory/1548-126-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/436-133-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/1548-207-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2232-214-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-225-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-228-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-231-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-234-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-237-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-240-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-243-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-246-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-249-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-252-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-255-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba behavioral1/memory/2232-258-0x0000000000400000-0x0000000001DFE000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3632 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2232 csrss.exe 3032 injector.exe 1480 windefender.exe 3192 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002342f-217.dat upx behavioral1/memory/1480-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3192-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1480-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3192-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3192-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3192-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\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 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 -
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 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe File created C:\Windows\rss\csrss.exe f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.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 4580 sc.exe -
pid Process 624 powershell.exe 4168 powershell.exe 3528 powershell.exe 3796 powershell.exe 4208 powershell.exe 4980 powershell.exe 3676 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 3144 schtasks.exe 2052 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\@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,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.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,-1022 = "Bangladesh Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.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\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.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,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 624 powershell.exe 624 powershell.exe 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 4168 powershell.exe 4168 powershell.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 3528 powershell.exe 3528 powershell.exe 3796 powershell.exe 3796 powershell.exe 4208 powershell.exe 4208 powershell.exe 4980 powershell.exe 4980 powershell.exe 3676 powershell.exe 3676 powershell.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 2232 csrss.exe 2232 csrss.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 2232 csrss.exe 2232 csrss.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 2232 csrss.exe 2232 csrss.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe 3032 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 624 powershell.exe Token: SeDebugPrivilege 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Token: SeImpersonatePrivilege 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe Token: SeDebugPrivilege 4168 powershell.exe Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 3796 powershell.exe Token: SeDebugPrivilege 4208 powershell.exe Token: SeDebugPrivilege 4980 powershell.exe Token: SeDebugPrivilege 3676 powershell.exe Token: SeSystemEnvironmentPrivilege 2232 csrss.exe Token: SeSecurityPrivilege 4580 sc.exe Token: SeSecurityPrivilege 4580 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1548 wrote to memory of 624 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 86 PID 1548 wrote to memory of 624 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 86 PID 1548 wrote to memory of 624 1548 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 86 PID 436 wrote to memory of 4168 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 91 PID 436 wrote to memory of 4168 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 91 PID 436 wrote to memory of 4168 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 91 PID 436 wrote to memory of 3544 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 95 PID 436 wrote to memory of 3544 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 95 PID 3544 wrote to memory of 3632 3544 cmd.exe 97 PID 3544 wrote to memory of 3632 3544 cmd.exe 97 PID 436 wrote to memory of 3528 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 98 PID 436 wrote to memory of 3528 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 98 PID 436 wrote to memory of 3528 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 98 PID 436 wrote to memory of 3796 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 100 PID 436 wrote to memory of 3796 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 100 PID 436 wrote to memory of 3796 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 100 PID 436 wrote to memory of 2232 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 105 PID 436 wrote to memory of 2232 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 105 PID 436 wrote to memory of 2232 436 f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe 105 PID 2232 wrote to memory of 4208 2232 csrss.exe 106 PID 2232 wrote to memory of 4208 2232 csrss.exe 106 PID 2232 wrote to memory of 4208 2232 csrss.exe 106 PID 2232 wrote to memory of 4980 2232 csrss.exe 111 PID 2232 wrote to memory of 4980 2232 csrss.exe 111 PID 2232 wrote to memory of 4980 2232 csrss.exe 111 PID 2232 wrote to memory of 3676 2232 csrss.exe 114 PID 2232 wrote to memory of 3676 2232 csrss.exe 114 PID 2232 wrote to memory of 3676 2232 csrss.exe 114 PID 2232 wrote to memory of 3032 2232 csrss.exe 116 PID 2232 wrote to memory of 3032 2232 csrss.exe 116 PID 1480 wrote to memory of 2056 1480 windefender.exe 122 PID 1480 wrote to memory of 2056 1480 windefender.exe 122 PID 1480 wrote to memory of 2056 1480 windefender.exe 122 PID 2056 wrote to memory of 4580 2056 cmd.exe 123 PID 2056 wrote to memory of 4580 2056 cmd.exe 123 PID 2056 wrote to memory of 4580 2056 cmd.exe 123 -
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\f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe"C:\Users\Admin\AppData\Local\Temp\f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:624
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C:\Users\Admin\AppData\Local\Temp\f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.exe"C:\Users\Admin\AppData\Local\Temp\f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203.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:436 -
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:4168
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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:3544 -
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:3632
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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:3528
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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:3796
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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:2232 -
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:4208
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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:3144
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2580
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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:4980
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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:3676
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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:3032
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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:2052
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1480 -
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:2056 -
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:4580
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3192
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dc558f732a5327e7b5cd927dcd4f4082
SHA1debf6fc3db68ba3697807098b0c5631420bcf99e
SHA256b9b96f447440f95dd48607b2a47dc17fe94692eee127a2e86cbade7f8e60db60
SHA512f9edd9fddcf04fbac16e9fea82bc0412a3edcb588e19606e529cf5f04fd03793a35e52e8adb5a6f968edabf29b5c0303df190efe6c5bfa9830a4866770bd3e19
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ae55f36d80a7a7fa0804af9f1084801e
SHA15f6747e1df894b15530ccd59a5b70bb31a1549d7
SHA2560a6ce6fd5668b73ad27c3130e8e8fa3725326356b21e81f5f31c5d3d8859112e
SHA5129ccd3c4dca08ca69f96bfe7fef0d1a2b19fb0ffc6d34d94b3f1040be619c29ee6d4990a5c73981bfe38d043fa3c3d699853b834fbe469693e699e255ebdd538f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d48e45a764061ef71628416f71263aa3
SHA1c7e37fb3388fd51fe749a9f97d5b473c91417af5
SHA2569683c8e76077569b8cdc5f282954541b4acf9fcaa85569d604b28607d1bb1a2a
SHA512b41e19b0648e0e2c76945e7928bbd7db7e99f5a6977904ee3b3fb8e46c7a2406431ec14026e07a4b3029dd190087e250fa66c2fd5856be8b1821c6592ff8f484
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD537ba91d9b14d8f8e8bf105152e9832a7
SHA117448ed76a0d498fa0f8367f22ba860653fb5173
SHA2567828d926f0de90340786b9864a5907801370a39eb958edffdcf1083a0935e885
SHA51242e7b6ea1035c0ba99be306794d2aa5f067e9e45e4cda609a3b61ee5f1e59ffde261a82fbda6f1b2cf84eb85d45c5e63ae8aa1bdf235100bc9e6f3351c30ef2c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52f2a33a00939d9f4d52878a0bd057207
SHA16fa1d0bc176b3345980eea648ae510d5d9901188
SHA256950a9247c606700de8b2875dec556d6e65d3845c1bff142357b5792c80479b9f
SHA512cfdff67182521725df683024a2010cbf0f8b3b220b5791fee36e7a41a90241303a153286fb3acb4e9a4f1a62e669255395a0834583e81429fdd7a2ac821b6530
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Filesize
4.2MB
MD571c244bbd9fcdf8138a7de96ca86a47b
SHA148144fb371e4101c23f3a142eacbf1dd2da6c6d9
SHA256f47b1879694eaded047bec8cab2a70be018a81f55a5f72e62b5f3ee5995fe203
SHA5122af1b45cea90475d682372da2a75e5b9dcaffa341cb880f384f154057636ebb3f77a6cd5b6adffef540564c0193bc6d9eb4c50cfeff48194d5e5397050a0f265
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec