Analysis
-
max time kernel
150s -
max time network
154s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-05-2024 21:53
Static task
static1
Behavioral task
behavioral1
Sample
07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe
Resource
win10v2004-20240508-en
General
-
Target
07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe
-
Size
4.1MB
-
MD5
9c1bcf11e09ef67f5f6a8bdde6cae675
-
SHA1
c7748f08a99b07744b116db9d06d3b3eac51a834
-
SHA256
07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065
-
SHA512
a0cc3603d6ad86dae68cc9b7662781ed0f1c324f27aee6e72699ce0c7f20d1b4ef769128d8e8cd68196072d072e588dac5e351dd6e90046fd30fc6b7ed8c2abc
-
SSDEEP
98304:UX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rD:UXPWAwQyCdJYw8KggD
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4216-2-0x00000000049F0000-0x00000000052DB000-memory.dmp family_glupteba behavioral2/memory/4216-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4216-89-0x00000000049F0000-0x00000000052DB000-memory.dmp family_glupteba behavioral2/memory/4216-86-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/4056-124-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/4216-147-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3652-201-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-212-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-214-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-217-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-220-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-224-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-226-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-229-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-232-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-236-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-238-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-241-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3652-244-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4808 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3652 csrss.exe 672 injector.exe 4392 windefender.exe 2800 windefender.exe -
resource yara_rule behavioral2/files/0x001a00000002ab41-205.dat upx behavioral2/memory/4392-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2800-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4392-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2800-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2800-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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.
-
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 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 -
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 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe File created C:\Windows\rss\csrss.exe 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe File created 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 2104 sc.exe -
pid Process 248 powershell.exe 3000 powershell.exe 4900 powershell.exe 4744 powershell.exe 4276 powershell.exe 1148 powershell.exe 460 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 2084 schtasks.exe 3096 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,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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,-731 = "Fiji Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.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 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,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard 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\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard 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 (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-412 = "E. Africa Standard 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" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1148 powershell.exe 1148 powershell.exe 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 460 powershell.exe 460 powershell.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 248 powershell.exe 248 powershell.exe 3000 powershell.exe 3000 powershell.exe 4900 powershell.exe 4900 powershell.exe 4744 powershell.exe 4744 powershell.exe 4276 powershell.exe 4276 powershell.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 3652 csrss.exe 3652 csrss.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 3652 csrss.exe 3652 csrss.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 3652 csrss.exe 3652 csrss.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe 672 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1148 powershell.exe Token: SeDebugPrivilege 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Token: SeImpersonatePrivilege 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe Token: SeDebugPrivilege 460 powershell.exe Token: SeDebugPrivilege 248 powershell.exe Token: SeDebugPrivilege 3000 powershell.exe Token: SeDebugPrivilege 4900 powershell.exe Token: SeDebugPrivilege 4744 powershell.exe Token: SeDebugPrivilege 4276 powershell.exe Token: SeSystemEnvironmentPrivilege 3652 csrss.exe Token: SeSecurityPrivilege 2104 sc.exe Token: SeSecurityPrivilege 2104 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4216 wrote to memory of 1148 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 81 PID 4216 wrote to memory of 1148 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 81 PID 4216 wrote to memory of 1148 4216 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 81 PID 4056 wrote to memory of 460 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 86 PID 4056 wrote to memory of 460 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 86 PID 4056 wrote to memory of 460 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 86 PID 4056 wrote to memory of 3020 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 88 PID 4056 wrote to memory of 3020 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 88 PID 3020 wrote to memory of 4808 3020 cmd.exe 90 PID 3020 wrote to memory of 4808 3020 cmd.exe 90 PID 4056 wrote to memory of 248 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 91 PID 4056 wrote to memory of 248 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 91 PID 4056 wrote to memory of 248 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 91 PID 4056 wrote to memory of 3000 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 93 PID 4056 wrote to memory of 3000 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 93 PID 4056 wrote to memory of 3000 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 93 PID 4056 wrote to memory of 3652 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 95 PID 4056 wrote to memory of 3652 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 95 PID 4056 wrote to memory of 3652 4056 07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe 95 PID 3652 wrote to memory of 4900 3652 csrss.exe 96 PID 3652 wrote to memory of 4900 3652 csrss.exe 96 PID 3652 wrote to memory of 4900 3652 csrss.exe 96 PID 3652 wrote to memory of 4744 3652 csrss.exe 101 PID 3652 wrote to memory of 4744 3652 csrss.exe 101 PID 3652 wrote to memory of 4744 3652 csrss.exe 101 PID 3652 wrote to memory of 4276 3652 csrss.exe 104 PID 3652 wrote to memory of 4276 3652 csrss.exe 104 PID 3652 wrote to memory of 4276 3652 csrss.exe 104 PID 3652 wrote to memory of 672 3652 csrss.exe 106 PID 3652 wrote to memory of 672 3652 csrss.exe 106 PID 4392 wrote to memory of 3480 4392 windefender.exe 112 PID 4392 wrote to memory of 3480 4392 windefender.exe 112 PID 4392 wrote to memory of 3480 4392 windefender.exe 112 PID 3480 wrote to memory of 2104 3480 cmd.exe 113 PID 3480 wrote to memory of 2104 3480 cmd.exe 113 PID 3480 wrote to memory of 2104 3480 cmd.exe 113 -
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
-
C:\Users\Admin\AppData\Local\Temp\07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe"C:\Users\Admin\AppData\Local\Temp\07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1148
-
-
C:\Users\Admin\AppData\Local\Temp\07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.exe"C:\Users\Admin\AppData\Local\Temp\07edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065.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:4056 -
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:460
-
-
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:3020 -
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:4808
-
-
-
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:248
-
-
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:3000
-
-
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:3652 -
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:4900
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2084
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3776
-
-
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:4744
-
-
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:4276
-
-
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:672
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3096
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4392 -
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:3480 -
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:2104
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2800
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54ed96d160d6ec35c40b3693c706caf17
SHA171d6495ae6224ba86d80752a75a99f9453dc1d25
SHA256954b41a6331ed70a77a1b84d9810dec4285f421fdd559c91afc1962f8ee2dc74
SHA512fbc30f7362fe490454037739197268be0dc1df4b4753d00e1e192a57aa1e1118bbcae580897cb3b1a341b4e078b2048541a726ab0209342c480bbc0c26fa60a8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD504f4f23164ed2e43813ccb0ae1b649be
SHA15ec7cf401890d2f086e0b31ddc1764149d5deb4d
SHA256d345707aa36381d88f80854328daf333948549280600d3950a31383c26dd86d7
SHA512e312c9ab308cac4c3f81418726466abfba7697feb4179874cf2f84fff64276dd9945a07d919ff58c7977131dc5597d0a32b2ef0091185145a52da43ec60006b2
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5de6eda293a759bec646ad984903546c6
SHA1b091b36b65463d2687d54d004f392c885a27360f
SHA256e4ce8e80b15912638de6d799a2b41c80ab7b629309f616e8519a17d23e8f1fef
SHA512f2061942ad0b40e0a6ec9606e1cc026a44b8208699b614964ccc15af382a4297066661e0d19727303daf7b2b30364350186f7fb5822254b271d03fbf7308f8a1
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53977da5b92b4deeacab8a67b2a6a95ad
SHA1e5c7963e52a68b396011f7e0c6e16da49b962a2b
SHA2567e4257f8e1e244650770a446498db7e4dc3f801fe64fce5d390db2f9952575ac
SHA512828a8944751178d4fae1871bca3a43cae180d4b0662b3fea882fa4c1600cbff6dedce2c54864a087df2c1db7a85e636243dd4c8049c848312a46b005703ce38b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5536ad2c8d3ce39e13e1d76cc9f070822
SHA13bb09753b204a59a049ad9cd4c267b2a9e0979f5
SHA2563e7afc7d9b0ed41c19b12c7e91aa37dffd731bbbe3f83b32eebb4e1768a239f5
SHA512d85795eba337fecf4fa9069f44ca2cd0ee4bf6f79d2b605c09194246c96f6481a7701d77dc2d8f68d8e92ede707db5b397de404bf64ef7a585492578c47fb19f
-
Filesize
4.1MB
MD59c1bcf11e09ef67f5f6a8bdde6cae675
SHA1c7748f08a99b07744b116db9d06d3b3eac51a834
SHA25607edc6067ac308f48deb1544992c3ff759e7e6c3c786ec7e00a083f42ab5c065
SHA512a0cc3603d6ad86dae68cc9b7662781ed0f1c324f27aee6e72699ce0c7f20d1b4ef769128d8e8cd68196072d072e588dac5e351dd6e90046fd30fc6b7ed8c2abc
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec