Analysis
-
max time kernel
149s -
max time network
129s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
15-05-2024 15:27
Static task
static1
Behavioral task
behavioral1
Sample
dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe
Resource
win10v2004-20240508-en
General
-
Target
dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe
-
Size
4.1MB
-
MD5
781d333195e073150c6f1d94de7672b3
-
SHA1
3d841cb07aa3f5da2e9cb213b4475538266e26b0
-
SHA256
dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e
-
SHA512
c930915e7163754f62b9fdff2b6ae790723b456a2664fab98f26a415c1e0a37586c153e312aef79b384a7278dd8e65b9d94149105a0071107ba5112813e5ebf8
-
SSDEEP
98304:U4ziXPD6JlCwAB9MdaGWF4olx/WA7Yvzbb8JpNT:U4G/GRAB9MdaGBolx/Wzup
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/1724-2-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral2/memory/1724-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1724-24-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/1724-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1724-55-0x0000000004D60000-0x000000000564B000-memory.dmp family_glupteba behavioral2/memory/1724-52-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2296-92-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2296-127-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-201-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-215-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-216-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-218-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-220-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-223-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-224-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-226-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-229-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2332-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1416 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2332 csrss.exe 4256 injector.exe 484 windefender.exe 2640 windefender.exe -
resource yara_rule behavioral2/files/0x001a00000002ab2a-209.dat upx behavioral2/memory/484-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/484-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2640-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2640-221-0x0000000000400000-0x00000000008DF000-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\"" csrss.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\"" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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 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 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe File created C:\Windows\rss\csrss.exe dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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 3784 sc.exe -
pid Process 4808 powershell.exe 412 powershell.exe 2060 powershell.exe 2524 powershell.exe 1072 powershell.exe 1816 powershell.exe 5016 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 1992 schtasks.exe 1416 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.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,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.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,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-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" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 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,-2341 = "Haiti Daylight Time" dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2524 powershell.exe 2524 powershell.exe 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 1072 powershell.exe 1072 powershell.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 1816 powershell.exe 1816 powershell.exe 5016 powershell.exe 5016 powershell.exe 4808 powershell.exe 4808 powershell.exe 412 powershell.exe 412 powershell.exe 2060 powershell.exe 2060 powershell.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 2332 csrss.exe 2332 csrss.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 2332 csrss.exe 2332 csrss.exe 4256 injector.exe 4256 injector.exe 2332 csrss.exe 2332 csrss.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe 4256 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2524 powershell.exe Token: SeDebugPrivilege 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Token: SeImpersonatePrivilege 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe Token: SeDebugPrivilege 1072 powershell.exe Token: SeDebugPrivilege 1816 powershell.exe Token: SeDebugPrivilege 5016 powershell.exe Token: SeDebugPrivilege 4808 powershell.exe Token: SeDebugPrivilege 412 powershell.exe Token: SeDebugPrivilege 2060 powershell.exe Token: SeSystemEnvironmentPrivilege 2332 csrss.exe Token: SeSecurityPrivilege 3784 sc.exe Token: SeSecurityPrivilege 3784 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1724 wrote to memory of 2524 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 83 PID 1724 wrote to memory of 2524 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 83 PID 1724 wrote to memory of 2524 1724 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 83 PID 2296 wrote to memory of 1072 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 88 PID 2296 wrote to memory of 1072 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 88 PID 2296 wrote to memory of 1072 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 88 PID 2296 wrote to memory of 4988 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 90 PID 2296 wrote to memory of 4988 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 90 PID 4988 wrote to memory of 1416 4988 cmd.exe 92 PID 4988 wrote to memory of 1416 4988 cmd.exe 92 PID 2296 wrote to memory of 1816 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 93 PID 2296 wrote to memory of 1816 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 93 PID 2296 wrote to memory of 1816 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 93 PID 2296 wrote to memory of 5016 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 95 PID 2296 wrote to memory of 5016 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 95 PID 2296 wrote to memory of 5016 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 95 PID 2296 wrote to memory of 2332 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 97 PID 2296 wrote to memory of 2332 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 97 PID 2296 wrote to memory of 2332 2296 dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe 97 PID 2332 wrote to memory of 4808 2332 csrss.exe 98 PID 2332 wrote to memory of 4808 2332 csrss.exe 98 PID 2332 wrote to memory of 4808 2332 csrss.exe 98 PID 2332 wrote to memory of 412 2332 csrss.exe 103 PID 2332 wrote to memory of 412 2332 csrss.exe 103 PID 2332 wrote to memory of 412 2332 csrss.exe 103 PID 2332 wrote to memory of 2060 2332 csrss.exe 106 PID 2332 wrote to memory of 2060 2332 csrss.exe 106 PID 2332 wrote to memory of 2060 2332 csrss.exe 106 PID 2332 wrote to memory of 4256 2332 csrss.exe 108 PID 2332 wrote to memory of 4256 2332 csrss.exe 108 PID 484 wrote to memory of 4564 484 windefender.exe 114 PID 484 wrote to memory of 4564 484 windefender.exe 114 PID 484 wrote to memory of 4564 484 windefender.exe 114 PID 4564 wrote to memory of 3784 4564 cmd.exe 115 PID 4564 wrote to memory of 3784 4564 cmd.exe 115 PID 4564 wrote to memory of 3784 4564 cmd.exe 115 -
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\dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe"C:\Users\Admin\AppData\Local\Temp\dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2524
-
-
C:\Users\Admin\AppData\Local\Temp\dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.exe"C:\Users\Admin\AppData\Local\Temp\dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e.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:2296 -
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:1072
-
-
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:4988 -
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:1416
-
-
-
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:1816
-
-
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:5016
-
-
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:2332 -
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:4808
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1992
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4884
-
-
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:412
-
-
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:2060
-
-
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:4256
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1416
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:484 -
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:4564 -
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:3784
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2640
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ef54fb114c0bc54516f5511e5641e94a
SHA1c136f84c83f13d8f51d32e47de0e426020f70b2a
SHA25653adf556662f9e3ff511ddd28b22724cea36fb0a065a3b01133c8a582ef15794
SHA512e1d0b8c36aba2b17b6039a6249d8af5347cfde55b0574142b1a81d71bbfdddbd02d38b9aeccb78e73586658c0939f6e17b1407a1f23c4973270e3f5448969ac3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5282158a05256180625b02414f1eb382b
SHA1085cab52a1a8331629833d6807120feca4bb8ed4
SHA2564fc0c71989d0008af3dcd64c97982d4c8e3cba71222c67f72f50e14b7f21d223
SHA512fc1fcb8a77e48e18a63337840c520bfeab8d36cd8b2dfd4d78c8120ee338e8e3d055cedae1d79b2ed9ee24b24c4700f75fb491c3a5ff622ae76671faa111e96e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a22d3de70920b887b74f8eafda5415aa
SHA17ceb184d4be78d87043ce56dcc58aca275f58182
SHA256aa4a2f7b8d8ee22c20c2bef97be05bb146b55ce03466f6e4fa289cda45a1d6f6
SHA5123ffe54973ba6ce9c594436ba65770248007ec7195cbe9706c182d64df5ff6817de6b706dd84e2cfc140133cf41d6491c076443ff1c5beaa269d6718d97cfa77a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a0c1f782343930c3995ba2076921a966
SHA100489a5bd7c32f3d363bf5a6ae0a2d5f0b659d1a
SHA2562f191074c45c6241d3d6836d42d9e39a491bffc89b8ef1a3d27181bc1c6f05bc
SHA5123a69c8ce6953585e5bfceea4d127f41134ac71da5af3f8701cfd0d5528b4dbba3fa985e47ff5901199f0442feeba5318935b776c243f8da4a5e5757b2fd6b8f6
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a1a92064b95de24e4037a0a163dab12
SHA130c501086d5dee0bbb9fccea7191be262e7d2d27
SHA256626ca56b7c87382337497086ef771cdfa6046b94bb882f0e3910a23666dfc8c1
SHA512796e001a628cf08728304ab72bdaf6f37b178b979f9216561a83b4ccf4db4966184bd772fc91208ae8ae18a86de9c9832c306d0b901b6dc4054592fd02aaf9b6
-
Filesize
4.1MB
MD5781d333195e073150c6f1d94de7672b3
SHA13d841cb07aa3f5da2e9cb213b4475538266e26b0
SHA256dbed7105280ace18451be55125cfaeb339205839b4d1a4f755e6cf7199444e7e
SHA512c930915e7163754f62b9fdff2b6ae790723b456a2664fab98f26a415c1e0a37586c153e312aef79b384a7278dd8e65b9d94149105a0071107ba5112813e5ebf8
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec