Analysis
-
max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30/04/2024, 19:58
Static task
static1
Behavioral task
behavioral1
Sample
e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe
Resource
win10v2004-20240426-en
General
-
Target
e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe
-
Size
4.1MB
-
MD5
a9eec94ba570a4690354a6e24e673a19
-
SHA1
01b75b73b02137e284d403170d4d3bd87e2f160f
-
SHA256
e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb
-
SHA512
4e9496267d198d28d5fac6f010a2adaf564fb13cfdc88080dededda23c1f03ac26680489e9d967c965b788fe15bba697ce7a752f5f4490e975f9a446063505bc
-
SSDEEP
98304:nJskg/H735lHbuysRFeUF6V6bbDBSxmwu3Rtil+DN:Jskkz/szhW63DBSERviUDN
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2964-2-0x0000000003EC0000-0x00000000047AB000-memory.dmp family_glupteba behavioral1/memory/2964-3-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/2964-55-0x0000000003EC0000-0x00000000047AB000-memory.dmp family_glupteba behavioral1/memory/2964-54-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/3660-175-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-219-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-229-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-232-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-235-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-238-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-241-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-244-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-247-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-250-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-253-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-256-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-259-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba behavioral1/memory/4388-262-0x0000000000400000-0x0000000001DF1000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4224 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4388 csrss.exe 1808 injector.exe 4464 windefender.exe 2336 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002344e-223.dat upx behavioral1/memory/4464-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2336-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4464-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2336-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2336-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2336-246-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.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 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 -
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 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe File created C:\Windows\rss\csrss.exe e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3432 sc.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 1308 schtasks.exe 1508 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,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.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" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.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\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.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" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.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\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.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,-212 = "Pacific Standard Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.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\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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,-281 = "Central Europe Daylight 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3888 powershell.exe 3888 powershell.exe 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 1900 powershell.exe 1900 powershell.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 1768 powershell.exe 1768 powershell.exe 4404 powershell.exe 4404 powershell.exe 5016 powershell.exe 5016 powershell.exe 4916 powershell.exe 4916 powershell.exe 4020 powershell.exe 4020 powershell.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 4388 csrss.exe 4388 csrss.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 4388 csrss.exe 4388 csrss.exe 1808 injector.exe 1808 injector.exe 4388 csrss.exe 4388 csrss.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe 1808 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3888 powershell.exe Token: SeDebugPrivilege 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Token: SeImpersonatePrivilege 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe Token: SeDebugPrivilege 1900 powershell.exe Token: SeDebugPrivilege 1768 powershell.exe Token: SeDebugPrivilege 4404 powershell.exe Token: SeDebugPrivilege 5016 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4020 powershell.exe Token: SeSystemEnvironmentPrivilege 4388 csrss.exe Token: SeSecurityPrivilege 3432 sc.exe Token: SeSecurityPrivilege 3432 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2964 wrote to memory of 3888 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 88 PID 2964 wrote to memory of 3888 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 88 PID 2964 wrote to memory of 3888 2964 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 88 PID 3660 wrote to memory of 1900 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 93 PID 3660 wrote to memory of 1900 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 93 PID 3660 wrote to memory of 1900 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 93 PID 3660 wrote to memory of 2364 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 95 PID 3660 wrote to memory of 2364 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 95 PID 2364 wrote to memory of 4224 2364 cmd.exe 97 PID 2364 wrote to memory of 4224 2364 cmd.exe 97 PID 3660 wrote to memory of 1768 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 98 PID 3660 wrote to memory of 1768 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 98 PID 3660 wrote to memory of 1768 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 98 PID 3660 wrote to memory of 4404 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 100 PID 3660 wrote to memory of 4404 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 100 PID 3660 wrote to memory of 4404 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 100 PID 3660 wrote to memory of 4388 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 102 PID 3660 wrote to memory of 4388 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 102 PID 3660 wrote to memory of 4388 3660 e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe 102 PID 4388 wrote to memory of 5016 4388 csrss.exe 103 PID 4388 wrote to memory of 5016 4388 csrss.exe 103 PID 4388 wrote to memory of 5016 4388 csrss.exe 103 PID 4388 wrote to memory of 4916 4388 csrss.exe 109 PID 4388 wrote to memory of 4916 4388 csrss.exe 109 PID 4388 wrote to memory of 4916 4388 csrss.exe 109 PID 4388 wrote to memory of 4020 4388 csrss.exe 111 PID 4388 wrote to memory of 4020 4388 csrss.exe 111 PID 4388 wrote to memory of 4020 4388 csrss.exe 111 PID 4388 wrote to memory of 1808 4388 csrss.exe 113 PID 4388 wrote to memory of 1808 4388 csrss.exe 113 PID 4464 wrote to memory of 4900 4464 windefender.exe 119 PID 4464 wrote to memory of 4900 4464 windefender.exe 119 PID 4464 wrote to memory of 4900 4464 windefender.exe 119 PID 4900 wrote to memory of 3432 4900 cmd.exe 120 PID 4900 wrote to memory of 3432 4900 cmd.exe 120 PID 4900 wrote to memory of 3432 4900 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
-
C:\Users\Admin\AppData\Local\Temp\e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe"C:\Users\Admin\AppData\Local\Temp\e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888
-
-
C:\Users\Admin\AppData\Local\Temp\e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.exe"C:\Users\Admin\AppData\Local\Temp\e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb.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:3660 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1900
-
-
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:2364 -
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:4224
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1768
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4404
-
-
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:4388 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5016
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1308
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2748
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4916
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4020
-
-
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:1808
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1508
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4464 -
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:4900 -
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:3432
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2336
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52406b778da1b13e9a1f7382d10d3a683
SHA146f745649189a3c6637b55ebc229a116641952ac
SHA2566fb6976fe01524f1b90f506c99696f55a0914d5dd06e1735a83005053fd9e922
SHA512f637ad34809a43a6a96b8703b4f2784fee80d530b529f34f58ae4974ee8cf832f4ef65e0bf6c3c99a294cc459edab779e6052cf177095c2015ed3a98e952194c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55bd822bd190561e95edb5b9abf33fa58
SHA10375fa621ff56845c2e76a956d020891def54583
SHA256cd745a7d8fb20a37e5d07d325c82c8a9ca62ed4815d09fc42fdcc857e344f197
SHA512e7b9a5958c48bec776b9df843c29d3f1e8fb6fbd716dd62c758b166bb5ff062ae8568f97f6e4d9c06eee29a093070a7fd34b5dcf1167daa585bbc90e959c7974
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD502aab4442fa58ea147ae1ca47841a50f
SHA10cf28bc8e1f7eebb9e67feed50308859a9186a5d
SHA256f4ba4b12dd50228e719aea365b5fb6bb38a28acc430a5d446e32e7c7d4d77fc2
SHA51222da14e3f1d3b1fabf21376906ee1371f074f71230f477bdb779bd286e10f11a5e1f6041adecdc9f6e8013067d644c51182db80157d4f66ffdef745e881def91
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53094213519b1cf941ffb96f8b90d8a0c
SHA144ddd6af85d11bc4f771d9a65aa3cbf40579873d
SHA256e0997bce2a913e094a231441ee3db69b5f69a91e6cd8ae346df901b4e9e8e419
SHA5127044c78250c001f2b6e4275136cac25f4542e513e79894182177f7dbf8c0c6db95fe91d7161fdc6077eb0258e5c4f40b0fc28792d7b0835c993b6d4ceda02160
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58e310f2c5b53e3edf8843b1a2359aba1
SHA1fbf963cbf06b2a462684333bbd4c49ac5544139c
SHA25697dd8eef231cd5e63b3e1c9a07dc8624fd9a2da75abf1f15e64ee6af6a7a520a
SHA512519e43d5084adbb64ea8d4fd9e81faf5d793085773ef5b017b875eb23e78ecb8aee7c063550522ddc9a95fc7b1de85aa7ab273c7e598a3ddc689a7d3683df5e6
-
Filesize
4.1MB
MD5a9eec94ba570a4690354a6e24e673a19
SHA101b75b73b02137e284d403170d4d3bd87e2f160f
SHA256e1f4ac3560efea951fc86b591436797a2d6374b7209db76d9800a1c07c6312cb
SHA5124e9496267d198d28d5fac6f010a2adaf564fb13cfdc88080dededda23c1f03ac26680489e9d967c965b788fe15bba697ce7a752f5f4490e975f9a446063505bc
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec