Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
129s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/05/2024, 01:57
Static task
static1
Behavioral task
behavioral1
Sample
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe
Resource
win10v2004-20240508-en
General
-
Target
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe
-
Size
4.1MB
-
MD5
e1a785d17cba022cbc8aaab43a2660c5
-
SHA1
b8b1d310937bd2789c753cc59a75618da2baa3bd
-
SHA256
7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73
-
SHA512
97af8352207b3598d15d29763977d5edbcc6568d9403b16ac407d10facf2d0b84386d8772432ecf768a48ebbc1731cbb775a6c7175a4f4a9878d878800137837
-
SSDEEP
98304:8rbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu229:8rcnZFqd2LRPP3hYhQZ9
Malware Config
Signatures
-
Glupteba payload 12 IoCs
resource yara_rule behavioral2/memory/4628-2-0x0000000004510000-0x0000000004DFB000-memory.dmp family_glupteba behavioral2/memory/4628-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3148-202-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-203-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-214-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-217-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-220-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-223-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-226-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-229-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-232-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral2/memory/2416-235-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1696 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2416 csrss.exe 4800 injector.exe 8 windefender.exe 3164 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa30-206.dat upx behavioral2/memory/8-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3164-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/8-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3164-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3164-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\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 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe File created C:\Windows\rss\csrss.exe 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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 4888 sc.exe -
pid Process 4896 powershell.exe 1116 powershell.exe 3704 powershell.exe 3380 powershell.exe 4224 powershell.exe 1164 powershell.exe 2088 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 4276 schtasks.exe 4940 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\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya 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,-561 = "SE Asia Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-2002 = "Cabo Verde Standard Time" windefender.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\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.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,-81 = "Atlantic Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2088 powershell.exe 2088 powershell.exe 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 4896 powershell.exe 4896 powershell.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 1116 powershell.exe 1116 powershell.exe 3704 powershell.exe 3704 powershell.exe 3380 powershell.exe 3380 powershell.exe 4224 powershell.exe 4224 powershell.exe 1164 powershell.exe 1164 powershell.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 2416 csrss.exe 2416 csrss.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 2416 csrss.exe 2416 csrss.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 2416 csrss.exe 2416 csrss.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe 4800 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2088 powershell.exe Token: SeDebugPrivilege 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Token: SeImpersonatePrivilege 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe Token: SeDebugPrivilege 4896 powershell.exe Token: SeDebugPrivilege 1116 powershell.exe Token: SeDebugPrivilege 3704 powershell.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeDebugPrivilege 4224 powershell.exe Token: SeDebugPrivilege 1164 powershell.exe Token: SeSystemEnvironmentPrivilege 2416 csrss.exe Token: SeSecurityPrivilege 4888 sc.exe Token: SeSecurityPrivilege 4888 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4628 wrote to memory of 2088 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 78 PID 4628 wrote to memory of 2088 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 78 PID 4628 wrote to memory of 2088 4628 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 78 PID 3148 wrote to memory of 4896 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 83 PID 3148 wrote to memory of 4896 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 83 PID 3148 wrote to memory of 4896 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 83 PID 3148 wrote to memory of 4884 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 85 PID 3148 wrote to memory of 4884 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 85 PID 4884 wrote to memory of 1696 4884 cmd.exe 87 PID 4884 wrote to memory of 1696 4884 cmd.exe 87 PID 3148 wrote to memory of 1116 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 88 PID 3148 wrote to memory of 1116 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 88 PID 3148 wrote to memory of 1116 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 88 PID 3148 wrote to memory of 3704 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 90 PID 3148 wrote to memory of 3704 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 90 PID 3148 wrote to memory of 3704 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 90 PID 3148 wrote to memory of 2416 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 92 PID 3148 wrote to memory of 2416 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 92 PID 3148 wrote to memory of 2416 3148 7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe 92 PID 2416 wrote to memory of 3380 2416 csrss.exe 93 PID 2416 wrote to memory of 3380 2416 csrss.exe 93 PID 2416 wrote to memory of 3380 2416 csrss.exe 93 PID 2416 wrote to memory of 4224 2416 csrss.exe 99 PID 2416 wrote to memory of 4224 2416 csrss.exe 99 PID 2416 wrote to memory of 4224 2416 csrss.exe 99 PID 2416 wrote to memory of 1164 2416 csrss.exe 101 PID 2416 wrote to memory of 1164 2416 csrss.exe 101 PID 2416 wrote to memory of 1164 2416 csrss.exe 101 PID 2416 wrote to memory of 4800 2416 csrss.exe 103 PID 2416 wrote to memory of 4800 2416 csrss.exe 103 PID 8 wrote to memory of 3348 8 windefender.exe 109 PID 8 wrote to memory of 3348 8 windefender.exe 109 PID 8 wrote to memory of 3348 8 windefender.exe 109 PID 3348 wrote to memory of 4888 3348 cmd.exe 110 PID 3348 wrote to memory of 4888 3348 cmd.exe 110 PID 3348 wrote to memory of 4888 3348 cmd.exe 110 -
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\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2088
-
-
C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.exe"C:\Users\Admin\AppData\Local\Temp\7a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73.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:3148 -
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:4896
-
-
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:4884 -
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:1696
-
-
-
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:1116
-
-
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:3704
-
-
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:2416 -
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:3380
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4276
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4068
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4224
-
-
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:1164
-
-
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:4800
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4940
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:8 -
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:3348 -
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:4888
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3164
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
MD54cd7339374757eb48529293dde2d821a
SHA16b57348b40b910474cc932033fdba90cfa36fb4c
SHA25661e29ba84ef21d610360ba2b503cabc36fcd380c8fac832390891a96b55750cd
SHA512373c8fd428cdcf04230d62a9dbde35e26d54c06ce6b41dd70924987d861cbe544e68166124438e1fda1f8dd77cde268546350933589e06f401bce64fd066a084
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51876ea8046e24154548782694a00d9e1
SHA12768d42902654aff9cee27821a6905b5e0efda6a
SHA256be34ceb4df6880c19aa8481c7f3f0db08c40ffda1f4aa8c55fb078a4ef2f1136
SHA5127b56e887fee98cb96cc6b21245ef138af3accccd713431a8ac635197d26ea8fccf65db1de734d1c85ad23e99f1971a1cf87c00753e5cc5a02d323cf6dc1cf140
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a5929b9b161e49a3b802ab4862805a15
SHA1605edbef0df50352bba81002641c8a456ec11a7a
SHA25656d67bf43df2080bbb894b958ed0ef5efb0ae643adc88bb3426a31b2a88576d6
SHA512959c945ca277125989c11f19818c65962c3781660cbf41a9cff792f6e487ef7ef000254359c4bce3113b62abe1f2d4905e2d54343d752096464b5db173ff8c3a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a0aeab3f422ec73c664c33c47ef9ede8
SHA118e443327ca2a09b41fcd4d390e47b259b808b5d
SHA25656cfefdcc8a9c5f692d76b23b410227714436d80ee2c506cabf34a338cbd5141
SHA5126af3209f45b5d850640f4c197dde71fd45014a43c6af6d57a52217f9ec480828c533db00113e1f7bc7f9c0012123bca9fe55def0e0268629d48d98df055721b5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e66ec8c0e10ffef6e8bb22a409ef4431
SHA1683f2149d47494f4e61c9aeae8d04597ea35b845
SHA2568169474af2bcf426165d403213c636514f29476c16d8645d5a6dc20752c28b0b
SHA512a06fca314c04a821ed1326a54e06d2004eef94ec11cdcdefb2f43b4b70ae38e4f452b0d169112f31262e8a3ace2f2baba488a8152de787f79f39ceec245a516b
-
Filesize
4.1MB
MD5e1a785d17cba022cbc8aaab43a2660c5
SHA1b8b1d310937bd2789c753cc59a75618da2baa3bd
SHA2567a40c582535b1bd99fd58b25082f9f5971b4ecb400ec2cef7e03fb549b32ed73
SHA51297af8352207b3598d15d29763977d5edbcc6568d9403b16ac407d10facf2d0b84386d8772432ecf768a48ebbc1731cbb775a6c7175a4f4a9878d878800137837
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec