Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 01:14
Static task
static1
Behavioral task
behavioral1
Sample
68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe
Resource
win7-20231129-en
General
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Target
68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe
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Size
4.1MB
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MD5
589d51beef1e19165b0b76098a2a16e6
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SHA1
db40a7c256d853d1cee648e33c4d160b90719849
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SHA256
68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c
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SHA512
81dcd69bea6608730b550601ddc8c7c364c83509b40c3b303a1f99e4439bef41bf4bc1b9f98a9febdf52a8626f5d003dca37eb119aeb529644c8452191a2254c
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SSDEEP
98304:cxfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGvR:KRrVrv4XbNRWhj2o9k8f3CspGvR
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4776-2-0x0000000004B60000-0x000000000544B000-memory.dmp family_glupteba behavioral2/memory/4776-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4776-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4776-54-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4776-56-0x0000000004B60000-0x000000000544B000-memory.dmp family_glupteba behavioral2/memory/1836-133-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-214-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-223-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4168-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3836 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4168 csrss.exe 3644 injector.exe 2752 windefender.exe 1568 windefender.exe -
resource yara_rule behavioral2/files/0x0009000000023416-222.dat upx behavioral2/memory/2752-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1568-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2752-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1568-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1568-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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\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 File created 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 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe File created C:\Windows\rss\csrss.exe 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.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 3052 sc.exe -
pid Process 4668 powershell.exe 4464 powershell.exe 4388 powershell.exe 4980 powershell.exe 2052 powershell.exe 3636 powershell.exe 452 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 4732 schtasks.exe 1488 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,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\@tzres.dll,-272 = "Greenwich Standard 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,-1972 = "Belarus Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.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\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4668 powershell.exe 4668 powershell.exe 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 4464 powershell.exe 4464 powershell.exe 4464 powershell.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 4388 powershell.exe 4388 powershell.exe 4980 powershell.exe 4980 powershell.exe 2052 powershell.exe 2052 powershell.exe 3636 powershell.exe 3636 powershell.exe 452 powershell.exe 452 powershell.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 4168 csrss.exe 4168 csrss.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 4168 csrss.exe 4168 csrss.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 4168 csrss.exe 4168 csrss.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe 3644 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4668 powershell.exe Token: SeDebugPrivilege 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Token: SeImpersonatePrivilege 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 4388 powershell.exe Token: SeDebugPrivilege 4980 powershell.exe Token: SeDebugPrivilege 2052 powershell.exe Token: SeDebugPrivilege 3636 powershell.exe Token: SeDebugPrivilege 452 powershell.exe Token: SeSystemEnvironmentPrivilege 4168 csrss.exe Token: SeSecurityPrivilege 3052 sc.exe Token: SeSecurityPrivilege 3052 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4776 wrote to memory of 4668 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 86 PID 4776 wrote to memory of 4668 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 86 PID 4776 wrote to memory of 4668 4776 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 86 PID 1836 wrote to memory of 4464 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 96 PID 1836 wrote to memory of 4464 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 96 PID 1836 wrote to memory of 4464 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 96 PID 1836 wrote to memory of 4648 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 100 PID 1836 wrote to memory of 4648 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 100 PID 4648 wrote to memory of 3836 4648 cmd.exe 102 PID 4648 wrote to memory of 3836 4648 cmd.exe 102 PID 1836 wrote to memory of 4388 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 103 PID 1836 wrote to memory of 4388 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 103 PID 1836 wrote to memory of 4388 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 103 PID 1836 wrote to memory of 4980 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 106 PID 1836 wrote to memory of 4980 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 106 PID 1836 wrote to memory of 4980 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 106 PID 1836 wrote to memory of 4168 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 108 PID 1836 wrote to memory of 4168 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 108 PID 1836 wrote to memory of 4168 1836 68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe 108 PID 4168 wrote to memory of 2052 4168 csrss.exe 109 PID 4168 wrote to memory of 2052 4168 csrss.exe 109 PID 4168 wrote to memory of 2052 4168 csrss.exe 109 PID 4168 wrote to memory of 3636 4168 csrss.exe 115 PID 4168 wrote to memory of 3636 4168 csrss.exe 115 PID 4168 wrote to memory of 3636 4168 csrss.exe 115 PID 4168 wrote to memory of 452 4168 csrss.exe 117 PID 4168 wrote to memory of 452 4168 csrss.exe 117 PID 4168 wrote to memory of 452 4168 csrss.exe 117 PID 4168 wrote to memory of 3644 4168 csrss.exe 119 PID 4168 wrote to memory of 3644 4168 csrss.exe 119 PID 2752 wrote to memory of 1844 2752 windefender.exe 127 PID 2752 wrote to memory of 1844 2752 windefender.exe 127 PID 2752 wrote to memory of 1844 2752 windefender.exe 127 PID 1844 wrote to memory of 3052 1844 cmd.exe 128 PID 1844 wrote to memory of 3052 1844 cmd.exe 128 PID 1844 wrote to memory of 3052 1844 cmd.exe 128 -
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\68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe"C:\Users\Admin\AppData\Local\Temp\68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4776 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4668
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C:\Users\Admin\AppData\Local\Temp\68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.exe"C:\Users\Admin\AppData\Local\Temp\68306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c.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:1836 -
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:4464
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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:4648 -
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:3836
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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:4388
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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:4980
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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:4168 -
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:2052
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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:4732
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1060
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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:3636
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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:452
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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:3644
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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:1488
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2752 -
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:1844 -
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:3052
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1568
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
MD5f61bd0ba1c61307bae3e8af34ea9cc78
SHA1493c2f0e0e6b10c290bf13e2f28fc6f084e9e275
SHA2569978c7eb6c0ac90b0df36e9bd780656901891450e4110d7b4ee36b2d2a4aceb0
SHA5120586a6500131a216e3eef24c5ae40ab17c260b9c4c686974182f43fbf8a09f7993a48a0729f1a0b4d5667507eedaaa3170f1d0b903ee431fbf4d67e8bfc906b3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55536dd2e7aa2aaad28ed790ccb2b3f18
SHA163c873ba7534223965d343d5e24a10ede9a8ea28
SHA256cb8f5ed7d2508267bb7406ac5424d4678109926acdd732b0617a228db17639e5
SHA512bab2b0462724ae512081fd66a16bffd68f70b9c6f201c2dada53a6fe92297939b23e69110d9c47e129484c7914928ff5f7cc7ae9512c0668f8ce590ccae91aba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD576e5464d857ca9e605e658863e8ee4f9
SHA1b4a3e59494dc4c5ade9db7d5be16ff8a3a035f76
SHA256438eca3c1f0b39bb221b0af8a85bc4cb3c2b13383e0b3e228419329ffa5e4a97
SHA512d65c136dfef74d12ec463bf908488a0245c660a4a2f7d2f9d2fd83d13726d45aec321d5742be6eb04e6cadee1368ab19079cbbd4e376a11ecfc0628ba3f4ecd9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c960bb3d8b1002292790efe6e2063449
SHA1fb5c64475e521b90dd94975cb1086461997940b3
SHA256422448829bbee8c717f6bbf2fa870fbfeaa88b74b5297208615bcbcf9e80e900
SHA512cea4059df10748623c9078cdda6acccf854bc6554972d9efc69d5e63d333f08798ec12934a0950c96c94ad0625513220659d8da6a6e929fb39f7caeee7c56101
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d43310c12c59413a4f0156cbb0d21a43
SHA13a482824f1a4eda40b2c8baea42a03f9608303d7
SHA25617425f2b4c0db16337e7656097d1cf0505589481bd8ecc53f4018f9f9b65aef0
SHA512eb12260fe303605bb30fb4b38bc979a469a2b06be940ee76a35de76b294fefa2c4e90e0e805355fb30315d5a4732e9890b599f00396c780f11f5de251fcbc10f
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Filesize
4.1MB
MD5589d51beef1e19165b0b76098a2a16e6
SHA1db40a7c256d853d1cee648e33c4d160b90719849
SHA25668306dc2f573eb910815c9d18b3772aa47897ef458f28a3717f80cbc227ab58c
SHA51281dcd69bea6608730b550601ddc8c7c364c83509b40c3b303a1f99e4439bef41bf4bc1b9f98a9febdf52a8626f5d003dca37eb119aeb529644c8452191a2254c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec