Analysis
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max time kernel
149s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/05/2024, 13:06
Static task
static1
Behavioral task
behavioral1
Sample
e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe
Resource
win10v2004-20240508-en
General
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Target
e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe
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Size
4.1MB
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MD5
b433a17830c184e4103d6b584ca8ea81
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SHA1
c029802072edaf060d1edf17f4c1c890207d44e5
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SHA256
e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461
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SHA512
57a05df63c73e3a6e734066ef06d03267d5fb116cc85cd79ef8f38c81a68ced272fa672a2b0e58e3a86900e4457331deca12a360ae2143f7007ec275fc6fdbf6
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SSDEEP
98304:MsY/dZ96HSSh3za2WcnSdxBz+LIy5MjydJbomy+VuiahAM:fQZcza2WcnIxBnXOdJK+3UAM
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/1756-2-0x0000000005020000-0x000000000590B000-memory.dmp family_glupteba behavioral2/memory/1756-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1756-4-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/1756-50-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/1756-60-0x0000000005020000-0x000000000590B000-memory.dmp family_glupteba behavioral2/memory/2884-74-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/1756-99-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2884-126-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-195-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-206-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-215-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-219-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-223-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-227-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-231-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-235-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-239-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba behavioral2/memory/2128-243-0x0000000000400000-0x0000000002ED7000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3144 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2128 csrss.exe 748 injector.exe 1528 windefender.exe 4280 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa75-205.dat upx behavioral2/memory/1528-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1528-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 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 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4640 sc.exe -
pid Process 3592 powershell.exe 5048 powershell.exe 1196 powershell.exe 1456 powershell.exe 4008 powershell.exe 4652 powershell.exe 1908 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 1788 schtasks.exe 2340 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,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe 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,-411 = "E. Africa 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,-382 = "South Africa Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs 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,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov 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" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland 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,-142 = "Canada Central Standard Time" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\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,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.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" e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3592 powershell.exe 3592 powershell.exe 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 5048 powershell.exe 5048 powershell.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 1196 powershell.exe 1196 powershell.exe 1456 powershell.exe 1456 powershell.exe 4008 powershell.exe 4008 powershell.exe 4652 powershell.exe 4652 powershell.exe 1908 powershell.exe 1908 powershell.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 2128 csrss.exe 2128 csrss.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 2128 csrss.exe 2128 csrss.exe 748 injector.exe 748 injector.exe 2128 csrss.exe 2128 csrss.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe 748 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3592 powershell.exe Token: SeDebugPrivilege 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Token: SeImpersonatePrivilege 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe Token: SeDebugPrivilege 5048 powershell.exe Token: SeDebugPrivilege 1196 powershell.exe Token: SeDebugPrivilege 1456 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe Token: SeDebugPrivilege 4652 powershell.exe Token: SeDebugPrivilege 1908 powershell.exe Token: SeSystemEnvironmentPrivilege 2128 csrss.exe Token: SeSecurityPrivilege 4640 sc.exe Token: SeSecurityPrivilege 4640 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1756 wrote to memory of 3592 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 87 PID 1756 wrote to memory of 3592 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 87 PID 1756 wrote to memory of 3592 1756 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 87 PID 2884 wrote to memory of 5048 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 92 PID 2884 wrote to memory of 5048 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 92 PID 2884 wrote to memory of 5048 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 92 PID 2884 wrote to memory of 3428 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 94 PID 2884 wrote to memory of 3428 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 94 PID 3428 wrote to memory of 3144 3428 cmd.exe 96 PID 3428 wrote to memory of 3144 3428 cmd.exe 96 PID 2884 wrote to memory of 1196 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 97 PID 2884 wrote to memory of 1196 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 97 PID 2884 wrote to memory of 1196 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 97 PID 2884 wrote to memory of 1456 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 99 PID 2884 wrote to memory of 1456 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 99 PID 2884 wrote to memory of 1456 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 99 PID 2884 wrote to memory of 2128 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 102 PID 2884 wrote to memory of 2128 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 102 PID 2884 wrote to memory of 2128 2884 e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe 102 PID 2128 wrote to memory of 4008 2128 csrss.exe 103 PID 2128 wrote to memory of 4008 2128 csrss.exe 103 PID 2128 wrote to memory of 4008 2128 csrss.exe 103 PID 2128 wrote to memory of 4652 2128 csrss.exe 109 PID 2128 wrote to memory of 4652 2128 csrss.exe 109 PID 2128 wrote to memory of 4652 2128 csrss.exe 109 PID 2128 wrote to memory of 1908 2128 csrss.exe 111 PID 2128 wrote to memory of 1908 2128 csrss.exe 111 PID 2128 wrote to memory of 1908 2128 csrss.exe 111 PID 2128 wrote to memory of 748 2128 csrss.exe 113 PID 2128 wrote to memory of 748 2128 csrss.exe 113 PID 1528 wrote to memory of 3940 1528 windefender.exe 119 PID 1528 wrote to memory of 3940 1528 windefender.exe 119 PID 1528 wrote to memory of 3940 1528 windefender.exe 119 PID 3940 wrote to memory of 4640 3940 cmd.exe 120 PID 3940 wrote to memory of 4640 3940 cmd.exe 120 PID 3940 wrote to memory of 4640 3940 cmd.exe 120 -
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\e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe"C:\Users\Admin\AppData\Local\Temp\e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3592
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C:\Users\Admin\AppData\Local\Temp\e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.exe"C:\Users\Admin\AppData\Local\Temp\e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461.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:2884 -
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:5048
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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:3428 -
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:3144
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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:1196
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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:1456
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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:2128 -
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:4008
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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:2340
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:708
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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:4652
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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:1908
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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:748
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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:1788
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1528 -
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:3940 -
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:4640
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4280
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ee6cd36f0482426486535dd47f8a94b2
SHA17fbc8a951e661f15eb404ac3fc134c7dcc2503f5
SHA256ac0e59a91b2c85134b75cc40b9f4c2763696182be7f7c0546a9532e981525e1a
SHA512ab2479c56dd775a3fd333a3cff1f1e05d9986b3511988a5342291c70ee869b8a80e1814eb3e912d98da4d422ce183fef633889fb5fb62a520db40366c4fe181d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ca45a1cb04227d0f801dfb0ca1581b4b
SHA1d72a9207822befc15f0c16b070aff9e8b7032b5e
SHA2568441e9cf8fc09698df970c755e06bd0c4edc7cf2a6ea3aea3c98b07dcc845a12
SHA5124db62751d07ea6e44ee1ed13ea4b1cb11c21e45c0643c528819f5f34be7bbc1a4655c206c088455aa3244b3ec753893558fb0221018ee20a7e924a2d6fc9ca4e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577c74b9a2000009567b7ed51d15710f2
SHA1082b219923d79241c7c2f2bf311114873a47a558
SHA25677e2d8c4f9556444c2dbb72b7c8d77fa5bd4c610edb74fcfaf74785ce308b141
SHA512cbdf14fdd38ea6959261892e9092529ed80a9fadf364fad3f6455872fb2dc6d834771eb1da7aaac516cd545534b03b59dd938dbfedfe2be4c208f119a79de8a0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eccd52ab8142ba92262644b4a2065e0e
SHA172bdb338c31fe36d0e61fea7cf11d74c132ff320
SHA256d0152179f27fb53a886c8991034f3a0ae1a6100c81060806e426dbed58a0324c
SHA5125206f7c2b88d48523a2a05314a4c03f948784deaae2e74c154f8ace1d2cb93ae1b726b4d113ad4bbc80eabfd899bbb56a20b71269ea52f37b6e36d92dde390f9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b0d2ee151dc0368e84fd13b6ec687a15
SHA123f63bf072c2bbbe41afbd3a03aba5c71e4634ca
SHA256b454f09b576c6f536f85a8ad80e7b7f926bc9567216b5d119d916f49d64449ca
SHA5123811c70cd42c5deefaa59701baafd259fc8f6def652c5553be0774180c6798b4a2c5d7bd33b3cabe1c67f181d6fa1286c94e6a07857c033c6e82424bfb0b401e
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Filesize
4.1MB
MD5b433a17830c184e4103d6b584ca8ea81
SHA1c029802072edaf060d1edf17f4c1c890207d44e5
SHA256e30a6656bd1894d31268f16a2563e308f7c3b1183456780e394da2c22440b461
SHA51257a05df63c73e3a6e734066ef06d03267d5fb116cc85cd79ef8f38c81a68ced272fa672a2b0e58e3a86900e4457331deca12a360ae2143f7007ec275fc6fdbf6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec