Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 19:37
Static task
static1
Behavioral task
behavioral1
Sample
dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe
Resource
win10v2004-20240426-en
General
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Target
dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe
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Size
4.1MB
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MD5
5bc632336f927d43a3941ed6fef39239
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SHA1
8579a041b5550d17694e892e17aaee7aa960cd77
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SHA256
dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c
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SHA512
b4c0c1ed46591d14f373ca6b3b8f421da9427e92315a11539ee8eac6667c4dabea2bbde88a8d940de157ee54864cd7b495a7ea2e4cee937b4ff5c5a0d725aa0e
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SSDEEP
98304:FwBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpd:FwqoWyv4yANjKQa7ob
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/4712-2-0x0000000004FA0000-0x000000000588B000-memory.dmp family_glupteba behavioral1/memory/4712-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4712-26-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4712-57-0x0000000004FA0000-0x000000000588B000-memory.dmp family_glupteba behavioral1/memory/4712-69-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4712-68-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/1372-97-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/1372-135-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-161-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-218-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-229-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-232-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-235-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-237-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-240-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-244-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-247-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-250-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-252-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4608-255-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1880 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4608 csrss.exe 2160 injector.exe 5308 windefender.exe 5028 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023424-221.dat upx behavioral1/memory/5308-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5308-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe File created C:\Windows\rss\csrss.exe dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3288 sc.exe -
pid Process 5448 powershell.exe 6112 powershell.exe 4224 powershell.exe 4260 powershell.exe 5004 powershell.exe 4148 powershell.exe 5280 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 1808 schtasks.exe 624 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\ProxyBypass = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.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,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern 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\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.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\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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,-722 = "Central Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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,-2372 = "Easter Island Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5004 powershell.exe 5004 powershell.exe 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 4148 powershell.exe 4148 powershell.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 5280 powershell.exe 5280 powershell.exe 5448 powershell.exe 5448 powershell.exe 6112 powershell.exe 6112 powershell.exe 4224 powershell.exe 4224 powershell.exe 4260 powershell.exe 4260 powershell.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 4608 csrss.exe 4608 csrss.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 4608 csrss.exe 4608 csrss.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 4608 csrss.exe 4608 csrss.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe 2160 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5004 powershell.exe Token: SeDebugPrivilege 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Token: SeImpersonatePrivilege 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe Token: SeDebugPrivilege 4148 powershell.exe Token: SeDebugPrivilege 5280 powershell.exe Token: SeDebugPrivilege 5448 powershell.exe Token: SeDebugPrivilege 6112 powershell.exe Token: SeDebugPrivilege 4224 powershell.exe Token: SeDebugPrivilege 4260 powershell.exe Token: SeSystemEnvironmentPrivilege 4608 csrss.exe Token: SeSecurityPrivilege 3288 sc.exe Token: SeSecurityPrivilege 3288 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4712 wrote to memory of 5004 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 92 PID 4712 wrote to memory of 5004 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 92 PID 4712 wrote to memory of 5004 4712 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 92 PID 1372 wrote to memory of 4148 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 98 PID 1372 wrote to memory of 4148 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 98 PID 1372 wrote to memory of 4148 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 98 PID 1372 wrote to memory of 2768 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 100 PID 1372 wrote to memory of 2768 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 100 PID 2768 wrote to memory of 1880 2768 cmd.exe 102 PID 2768 wrote to memory of 1880 2768 cmd.exe 102 PID 1372 wrote to memory of 5280 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 103 PID 1372 wrote to memory of 5280 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 103 PID 1372 wrote to memory of 5280 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 103 PID 1372 wrote to memory of 5448 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 105 PID 1372 wrote to memory of 5448 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 105 PID 1372 wrote to memory of 5448 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 105 PID 1372 wrote to memory of 4608 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 107 PID 1372 wrote to memory of 4608 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 107 PID 1372 wrote to memory of 4608 1372 dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe 107 PID 4608 wrote to memory of 6112 4608 csrss.exe 110 PID 4608 wrote to memory of 6112 4608 csrss.exe 110 PID 4608 wrote to memory of 6112 4608 csrss.exe 110 PID 4608 wrote to memory of 4224 4608 csrss.exe 116 PID 4608 wrote to memory of 4224 4608 csrss.exe 116 PID 4608 wrote to memory of 4224 4608 csrss.exe 116 PID 4608 wrote to memory of 4260 4608 csrss.exe 118 PID 4608 wrote to memory of 4260 4608 csrss.exe 118 PID 4608 wrote to memory of 4260 4608 csrss.exe 118 PID 4608 wrote to memory of 2160 4608 csrss.exe 120 PID 4608 wrote to memory of 2160 4608 csrss.exe 120 PID 5308 wrote to memory of 4876 5308 windefender.exe 126 PID 5308 wrote to memory of 4876 5308 windefender.exe 126 PID 5308 wrote to memory of 4876 5308 windefender.exe 126 PID 4876 wrote to memory of 3288 4876 cmd.exe 127 PID 4876 wrote to memory of 3288 4876 cmd.exe 127 PID 4876 wrote to memory of 3288 4876 cmd.exe 127 -
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\dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe"C:\Users\Admin\AppData\Local\Temp\dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5004
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C:\Users\Admin\AppData\Local\Temp\dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.exe"C:\Users\Admin\AppData\Local\Temp\dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c.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:1372 -
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:4148
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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:2768 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:1880
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5280
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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:5448
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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:4608 -
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:6112
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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:1808
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:6060
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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:4224
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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:4260
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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:2160
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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:624
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5308 -
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:4876 -
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:3288
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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
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bfdb8b39c378632c0b3342db1c480072
SHA1c0e10576831036fee38b7289e24eca48cf4ad326
SHA25694d7007a9a3dc1dd6731951d3bd5e7652a1b7db4aaa727746e968bc399041647
SHA5128b0066ed94f0953b19aeedc15f28384a1bb038310edcd8663c8153e97a2e3b6e0469c75e482bb4ed69b8d9fcf8d4e789f4c9d568cec2ddd428faa60940bedff2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e40a629959f2dc7e46aa93cabb057fe0
SHA1f0fe5ab0eeca5cfe353f72b085cbf86035434755
SHA2565789c98d20d03092705c53110fbcf864ba507c2b22de1bf1324b3c32a8996a80
SHA512b6ae92ed6527a7c34c5304fe795c9b3c89fa1dbc117e277565e9515acaaa9c84ccd84fbf865c250428d223326ae9da7b74d0965f6490f62431822b8fc60eeca7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d82a95c81adaa5532c1b08716a93dce1
SHA16233ae631132590bb8e53a0064924a23619b9bf3
SHA256829fad27903042a696806699d68ccddb5c6418111ca4d6b58bfaff65be56349e
SHA512b08847faee31fe3723224d0af17e1b4bd969c0947cf0c4c650b859e514e6ad8b4896db6a31be9fdb87d6eb3b5a45c0cc03d835861cf3a0d7f4178b2711d3fc29
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53fbccb855e333971951b36ecd971b87e
SHA130ba19cc8415c5c9098e37a1143701d69ec8a05f
SHA256d8a366bfbb1ad98f76ba394f0e0afc4b6bc28b668d25a0513c7b9ddba01abd52
SHA512944678e71d530e5a531aaadadd02cb63be1a110fc9f8460cba8b4d820499279c76083c80c47738673faebb78a7b56d6e724e58ab8e88a50ea3933848653aca10
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d5a9c1dd9948482d3cdbcf16b951f924
SHA153cdcff558817e80d77ccbbe39909fe36f18828a
SHA256a7b22c3accb835ee413ab43989200154806693be9500a0cb9846f4d0614641d4
SHA5125179625c95abdb7de75afb046ee24555aae41b8860328e9e90e78f9f29259e5132dd878258e96ab6c36bb948754ee2005d04439694238264ecd9b33fce7f6960
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Filesize
4.1MB
MD55bc632336f927d43a3941ed6fef39239
SHA18579a041b5550d17694e892e17aaee7aa960cd77
SHA256dcbf1f165a1a28cd390a12b5161ac6f08306072e4e30afe3141e85d628b1066c
SHA512b4c0c1ed46591d14f373ca6b3b8f421da9427e92315a11539ee8eac6667c4dabea2bbde88a8d940de157ee54864cd7b495a7ea2e4cee937b4ff5c5a0d725aa0e
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec