Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
18/08/2023, 04:55
Static task
static1
General
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Target
b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe
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Size
4.1MB
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MD5
95eb5de07760354e6cfd53d71e319636
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SHA1
4f75b5d316388c974964d73b83fee57dddb9fb91
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SHA256
b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329
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SHA512
4ea897bf495d07eaac2bcee7c40bb3f7edb3f95d1f27669dcb6a3c1ecb3bcef33990e05497cb0e78838a1fa35e66de5e4c0064da89a0bc9bd6ff02dbf253929e
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SSDEEP
98304:PMsNBclsZXBxG6zVUpkrCaOkTsxJyhxrRx4FuNAnKgoImA:ks8lsZXu6ypkrCH1yhxrvPezx
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/212-134-0x0000000003D30000-0x000000000461B000-memory.dmp family_glupteba behavioral1/memory/212-135-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/212-154-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/212-157-0x0000000003D30000-0x000000000461B000-memory.dmp family_glupteba behavioral1/memory/2688-188-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/212-189-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/2688-214-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/2688-218-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/2688-248-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-282-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/2688-283-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-312-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-374-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-385-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-389-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-393-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-397-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-401-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-405-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba behavioral1/memory/4620-415-0x0000000000400000-0x0000000001C9A000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3928 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4620 csrss.exe 452 injector.exe 4832 windefender.exe 5028 windefender.exe 4004 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000900000002241e-379.dat upx behavioral1/files/0x000900000002241e-381.dat upx behavioral1/files/0x000900000002241e-382.dat upx behavioral1/memory/4832-384-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-388-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-400-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0003000000000715-411.dat upx behavioral1/files/0x0003000000000715-413.dat upx behavioral1/memory/5028-414-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4004-418-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4004-420-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe File created C:\Windows\rss\csrss.exe b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.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 4692 sc.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 1528 schtasks.exe 556 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\1e\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\CA\CTLs 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.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\1e\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2748 powershell.exe 2748 powershell.exe 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 1724 powershell.exe 1724 powershell.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 4692 powershell.exe 4692 powershell.exe 4176 powershell.exe 4176 powershell.exe 1640 powershell.exe 1640 powershell.exe 2956 powershell.exe 2956 powershell.exe 1816 powershell.exe 1816 powershell.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 4620 csrss.exe 4620 csrss.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 4620 csrss.exe 4620 csrss.exe 452 injector.exe 452 injector.exe 4620 csrss.exe 4620 csrss.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe 452 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2748 powershell.exe Token: SeDebugPrivilege 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Token: SeImpersonatePrivilege 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe Token: SeDebugPrivilege 1724 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeDebugPrivilege 4176 powershell.exe Token: SeDebugPrivilege 1640 powershell.exe Token: SeDebugPrivilege 2956 powershell.exe Token: SeDebugPrivilege 1816 powershell.exe Token: SeSystemEnvironmentPrivilege 4620 csrss.exe Token: SeSecurityPrivilege 4692 sc.exe Token: SeSecurityPrivilege 4692 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 212 wrote to memory of 2748 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 86 PID 212 wrote to memory of 2748 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 86 PID 212 wrote to memory of 2748 212 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 86 PID 2688 wrote to memory of 1724 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 93 PID 2688 wrote to memory of 1724 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 93 PID 2688 wrote to memory of 1724 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 93 PID 2688 wrote to memory of 1100 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 95 PID 2688 wrote to memory of 1100 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 95 PID 1100 wrote to memory of 3928 1100 cmd.exe 98 PID 1100 wrote to memory of 3928 1100 cmd.exe 98 PID 2688 wrote to memory of 4692 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 99 PID 2688 wrote to memory of 4692 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 99 PID 2688 wrote to memory of 4692 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 99 PID 2688 wrote to memory of 4176 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 101 PID 2688 wrote to memory of 4176 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 101 PID 2688 wrote to memory of 4176 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 101 PID 2688 wrote to memory of 4620 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 103 PID 2688 wrote to memory of 4620 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 103 PID 2688 wrote to memory of 4620 2688 b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe 103 PID 4620 wrote to memory of 1640 4620 csrss.exe 104 PID 4620 wrote to memory of 1640 4620 csrss.exe 104 PID 4620 wrote to memory of 1640 4620 csrss.exe 104 PID 4620 wrote to memory of 2956 4620 csrss.exe 110 PID 4620 wrote to memory of 2956 4620 csrss.exe 110 PID 4620 wrote to memory of 2956 4620 csrss.exe 110 PID 4620 wrote to memory of 1816 4620 csrss.exe 112 PID 4620 wrote to memory of 1816 4620 csrss.exe 112 PID 4620 wrote to memory of 1816 4620 csrss.exe 112 PID 4620 wrote to memory of 452 4620 csrss.exe 114 PID 4620 wrote to memory of 452 4620 csrss.exe 114 PID 4832 wrote to memory of 1040 4832 windefender.exe 120 PID 4832 wrote to memory of 1040 4832 windefender.exe 120 PID 4832 wrote to memory of 1040 4832 windefender.exe 120 PID 1040 wrote to memory of 4692 1040 cmd.exe 121 PID 1040 wrote to memory of 4692 1040 cmd.exe 121 PID 1040 wrote to memory of 4692 1040 cmd.exe 121 PID 4620 wrote to memory of 4004 4620 csrss.exe 124 PID 4620 wrote to memory of 4004 4620 csrss.exe 124 PID 4620 wrote to memory of 4004 4620 csrss.exe 124
Processes
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C:\Users\Admin\AppData\Local\Temp\b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe"C:\Users\Admin\AppData\Local\Temp\b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:212 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2748
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C:\Users\Admin\AppData\Local\Temp\b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.exe"C:\Users\Admin\AppData\Local\Temp\b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329.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:2688 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1724
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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:1100 -
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:3928
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4692
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4176
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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:4620 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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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:1528
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2608
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2956
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1816
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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:452
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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:556
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4832 -
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:1040 -
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:4692
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:4004 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:3904
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2876
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5028
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
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD5fb3caad34eede8c4f172b9fcd841509a
SHA13d31423278b24dee3c2a35a4d37f904a88c141e1
SHA256bd0670ff42ce9bfbb7dcf219a4b9ce1f7bff0ded61ff9bebc733e0b64bca8456
SHA512556f1c2e54c9587fd955dab343599d399e51cc183f49abb25258da00ee9819968abfa404aa1862eab21b17f1971e412b0e23033b852c6136ad833b0b50ed0111
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a9d9af612f678e29c4f3d27dde61b0f6
SHA1fb9087ac7443b66f402f8d7ef131f68479d6ec8e
SHA256e278a929a1659e0eb2e96f7e9b26c750b87f7b67b4928e4e53cfbcef68a3ac18
SHA512ab47cc6a63c81cb841bb0b54cf3e8b14695e3c4583add2b3a650391553f311145addc6d463ba94f9eba059fe58129f51477e3d54eac30311e35971f7b94bc806
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD594542cc0cb1419c754b2883a01d11a25
SHA1c81ea9d497ba2be2e7e6293dc859e562f1699f91
SHA256db03c174f864f2bd0402747b942cab1e93d4164cc12a74eece0e0bb7dc6dc549
SHA51205e33f0680bb5208dc5f3d61b7fc66938e8e309116dc1f006f8cc8c075efcaf3e7c38e520bc7a81cace9d54f266ca602dc5f9f25f1396e028486f649a1c801b0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c45932a543a270274635999c991f3424
SHA1611b6d7150f6d6190da83b3694399490c5bfc063
SHA256fc35228522592f579b82bb6d220f8908a2564be121f7cfc886eb1a4ec3f92962
SHA512eac93288a379a16d6431dda1883b0226f59b6d1a8204053aad7d56976759372dcace195bea0493f7e4a81cd4d2c57fd6488426bf8a7715e5ea44d9db0a9b1039
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5131aecc16a374988693bf3bdc02ef562
SHA12304b8564d7a6680d32b2cfd66c99080bc88d676
SHA2560d345cba14d234540b687ae03441d0cbb01c4520aff8a4670bf8cba0e9ca2dad
SHA512177fb00ed19d4df1f92bc067ab08ad2dc9049966208da6cf692446e8bc2d452536ff166465c4944f59a3832da8f80830772e2cf1668757bed71d80816159dd85
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Filesize
4.1MB
MD595eb5de07760354e6cfd53d71e319636
SHA14f75b5d316388c974964d73b83fee57dddb9fb91
SHA256b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329
SHA5124ea897bf495d07eaac2bcee7c40bb3f7edb3f95d1f27669dcb6a3c1ecb3bcef33990e05497cb0e78838a1fa35e66de5e4c0064da89a0bc9bd6ff02dbf253929e
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Filesize
4.1MB
MD595eb5de07760354e6cfd53d71e319636
SHA14f75b5d316388c974964d73b83fee57dddb9fb91
SHA256b3000b358452ece8d67bbd9423948eb28c9010ca02929ed8abd54dc5c8ea0329
SHA5124ea897bf495d07eaac2bcee7c40bb3f7edb3f95d1f27669dcb6a3c1ecb3bcef33990e05497cb0e78838a1fa35e66de5e4c0064da89a0bc9bd6ff02dbf253929e
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec