Analysis
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max time kernel
149s -
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
14/05/2024, 07:29
Static task
static1
Behavioral task
behavioral1
Sample
7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe
Resource
win10v2004-20240508-en
General
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Target
7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe
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Size
4.1MB
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MD5
c5e5240ae7970b561c6d9bb762989a6f
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SHA1
b8085c7d6c88bccb5b94371ea48aa889e0760168
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SHA256
7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4
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SHA512
ee3caefbd1994728b43f376e21d6480639a99439afe4ef91e54e3d0601ae293dfc93c51eb505d312a364b23d3f16cd4a30478ab80a4c9b17b8f7345395f2e975
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SSDEEP
49152:1xy3MosfgXDzBbVjTL+ojlT7Gqy8qbM+gyKbuZpPIaCQALO/aG8q2Nr6K0b8um+g:aBzBxBRyGJk3ClTN+KaS+/5DX/2zKrvo
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/240-2-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/240-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/240-54-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/240-76-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2188-120-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2188-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-201-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-205-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-217-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2844-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3364 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2844 csrss.exe 1296 injector.exe 1156 windefender.exe 756 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa2c-204.dat upx behavioral2/memory/1156-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/756-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1156-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/756-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/756-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe File created C:\Windows\rss\csrss.exe 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.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 4496 sc.exe -
pid Process 1104 powershell.exe 1416 powershell.exe 1308 powershell.exe 2552 powershell.exe 1172 powershell.exe 3688 powershell.exe 1988 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 1704 schtasks.exe 1332 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.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,-1912 = "Russia TZ 10 Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.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\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.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,-402 = "Arabic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.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\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.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" 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2552 powershell.exe 2552 powershell.exe 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 1172 powershell.exe 1172 powershell.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 3688 powershell.exe 3688 powershell.exe 1988 powershell.exe 1988 powershell.exe 1104 powershell.exe 1104 powershell.exe 1416 powershell.exe 1416 powershell.exe 1308 powershell.exe 1308 powershell.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 2844 csrss.exe 1296 injector.exe 2844 csrss.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 2844 csrss.exe 2844 csrss.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 2844 csrss.exe 2844 csrss.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe 1296 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2552 powershell.exe Token: SeDebugPrivilege 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Token: SeImpersonatePrivilege 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe Token: SeDebugPrivilege 1172 powershell.exe Token: SeDebugPrivilege 3688 powershell.exe Token: SeDebugPrivilege 1988 powershell.exe Token: SeDebugPrivilege 1104 powershell.exe Token: SeDebugPrivilege 1416 powershell.exe Token: SeDebugPrivilege 1308 powershell.exe Token: SeSystemEnvironmentPrivilege 2844 csrss.exe Token: SeSecurityPrivilege 4496 sc.exe Token: SeSecurityPrivilege 4496 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 240 wrote to memory of 2552 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 79 PID 240 wrote to memory of 2552 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 79 PID 240 wrote to memory of 2552 240 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 79 PID 2188 wrote to memory of 1172 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 84 PID 2188 wrote to memory of 1172 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 84 PID 2188 wrote to memory of 1172 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 84 PID 2188 wrote to memory of 2108 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 86 PID 2188 wrote to memory of 2108 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 86 PID 2108 wrote to memory of 3364 2108 cmd.exe 88 PID 2108 wrote to memory of 3364 2108 cmd.exe 88 PID 2188 wrote to memory of 3688 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 89 PID 2188 wrote to memory of 3688 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 89 PID 2188 wrote to memory of 3688 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 89 PID 2188 wrote to memory of 1988 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 91 PID 2188 wrote to memory of 1988 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 91 PID 2188 wrote to memory of 1988 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 91 PID 2188 wrote to memory of 2844 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 93 PID 2188 wrote to memory of 2844 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 93 PID 2188 wrote to memory of 2844 2188 7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe 93 PID 2844 wrote to memory of 1104 2844 csrss.exe 94 PID 2844 wrote to memory of 1104 2844 csrss.exe 94 PID 2844 wrote to memory of 1104 2844 csrss.exe 94 PID 2844 wrote to memory of 1416 2844 csrss.exe 100 PID 2844 wrote to memory of 1416 2844 csrss.exe 100 PID 2844 wrote to memory of 1416 2844 csrss.exe 100 PID 2844 wrote to memory of 1308 2844 csrss.exe 102 PID 2844 wrote to memory of 1308 2844 csrss.exe 102 PID 2844 wrote to memory of 1308 2844 csrss.exe 102 PID 2844 wrote to memory of 1296 2844 csrss.exe 104 PID 2844 wrote to memory of 1296 2844 csrss.exe 104 PID 1156 wrote to memory of 2328 1156 windefender.exe 110 PID 1156 wrote to memory of 2328 1156 windefender.exe 110 PID 1156 wrote to memory of 2328 1156 windefender.exe 110 PID 2328 wrote to memory of 4496 2328 cmd.exe 111 PID 2328 wrote to memory of 4496 2328 cmd.exe 111 PID 2328 wrote to memory of 4496 2328 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\7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe"C:\Users\Admin\AppData\Local\Temp\7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:240 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2552
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C:\Users\Admin\AppData\Local\Temp\7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.exe"C:\Users\Admin\AppData\Local\Temp\7e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4.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:2188 -
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:1172
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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:2108 -
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:3364
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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:3688
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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:1988
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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:2844 -
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:1104
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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:1704
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4628
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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:1416
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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:1308
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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:1296
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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:1332
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1156 -
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:2328 -
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:4496
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:756
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59006b8515fe0633164281775e15f81c8
SHA1f21d283b289af8e33f366252b584a7158cfcd977
SHA25659dbcca09634f80c336655944e0b3501763142b30e2a8daef64cb23f96a9c13f
SHA5122b9ac8031c871611244b0bbc55875777bf92b5d52f00c410f9474212d693d544fadafb58df01d62c6ee58314b25ba00ddbd9d55a3bea52302039ad040bd897e6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD533ac26d64df6576d794e772105fb5e02
SHA1eba63cfa0d8956ff46a308e59f9040fe5233abcf
SHA2565994ca52463ddf7a9acbdd98981a40dbd80134b6e8afb7f5f8962edee4212e1b
SHA512c3b127d45b7245bfa4accec56963eefc1482f6bea3f5de96b7fd66f557b2af07b36b3f1ca1a3b46ba359c78a38597aca507bb4172b4e9e52194f5201d0fc7e62
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5af497187a78587d704ddc5f02a20000a
SHA143ed6fd48d73c18554537f7428eb801f4925b60d
SHA2564d95a1c252538798af5460f70575991088501ecba6476edaed345ce1fbca2a30
SHA51219cc4511ffa24f1cd397a3e341ebb82327dfc260926c6cea62ddc0efc5afb3af78a78c6ab12849e96ce4f518ee0d48d3685583ec429bc55fe18ecb623d8b8e4f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c777fcf71c7a8e09e50137df6a03d044
SHA12633af5e752fe534c7b3efaff07ab18fffacda22
SHA256a20de178df46d0a24066f7cecde86ffe4e453aebd772d008f820f4da3ef861e2
SHA51200c4a90452f6471a22cc2c663c7033ac7a44b9ff515633a88fd0fdb80476a16cd4fe8e14b3f18059bf2d996ef04f9f8df8eb992378a99dcfd656104c249eec59
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ad46d7bd1f98650c679bff2236b2411f
SHA1ce708d64ce3dcb1d3821aa0419bd9c9e1c1bc32d
SHA256dedc06117b2a14092f4f47d7e18b0c1c2b088fb5fafebef58560eaaccb26609e
SHA5120f1b0cfa862c1145dbc85466a531610fe6e3ddcf3fd4582130850b50bd0f0b75f78accc60de5440f245264f6cfb3f0b64b587fc5a51e18fa9db8ffb21cd31847
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Filesize
4.1MB
MD5c5e5240ae7970b561c6d9bb762989a6f
SHA1b8085c7d6c88bccb5b94371ea48aa889e0760168
SHA2567e6f1e7e12d162641d864e48dd0a40e32820a36e9715b178d74bb7887910a8a4
SHA512ee3caefbd1994728b43f376e21d6480639a99439afe4ef91e54e3d0601ae293dfc93c51eb505d312a364b23d3f16cd4a30478ab80a4c9b17b8f7345395f2e975
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec