Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 19:17
Static task
static1
Behavioral task
behavioral1
Sample
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe
Resource
win10v2004-20240426-en
General
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Target
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe
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Size
4.1MB
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MD5
78cdd064d77fb755b2882d929f7665d3
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SHA1
7e0efdc8244d6657047357efe516218f3ce2fc24
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SHA256
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a
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SHA512
bd6631fb28c9dcacf424fd890e745aaad7de7f3b099c87db3ba7d48525b1ba892619a2a25bef6e522806386c7137aa306a9e75ef5c54a050e53a262c0d26d34d
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SSDEEP
98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJc:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJc
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3852-2-0x0000000004C10000-0x00000000054FB000-memory.dmp family_glupteba behavioral1/memory/3852-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3852-57-0x0000000004C10000-0x00000000054FB000-memory.dmp family_glupteba behavioral1/memory/3852-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3852-54-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4676-136-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1632-251-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1588 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1632 csrss.exe 1948 injector.exe 5092 windefender.exe 5052 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023417-222.dat upx behavioral1/memory/5092-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5052-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5092-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5052-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5052-234-0x0000000000400000-0x00000000008DF000-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\"" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File 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 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 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3924 sc.exe -
pid Process 3704 powershell.exe 2844 powershell.exe 4652 powershell.exe 2900 powershell.exe 2700 powershell.exe 1164 powershell.exe 3836 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1156 4676 WerFault.exe 94 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4700 schtasks.exe 2192 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,-912 = "Mauritius Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.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\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.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\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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,-1861 = "Russia TZ 6 Daylight Time" windefender.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,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3704 powershell.exe 3704 powershell.exe 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 2844 powershell.exe 2844 powershell.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 4652 powershell.exe 4652 powershell.exe 2900 powershell.exe 2900 powershell.exe 2900 powershell.exe 2700 powershell.exe 2700 powershell.exe 2700 powershell.exe 1164 powershell.exe 1164 powershell.exe 3836 powershell.exe 3836 powershell.exe 3836 powershell.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1632 csrss.exe 1632 csrss.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1632 csrss.exe 1632 csrss.exe 1948 injector.exe 1948 injector.exe 1632 csrss.exe 1632 csrss.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3704 powershell.exe Token: SeDebugPrivilege 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Token: SeImpersonatePrivilege 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Token: SeDebugPrivilege 2844 powershell.exe Token: SeDebugPrivilege 4652 powershell.exe Token: SeDebugPrivilege 2900 powershell.exe Token: SeDebugPrivilege 2700 powershell.exe Token: SeDebugPrivilege 1164 powershell.exe Token: SeDebugPrivilege 3836 powershell.exe Token: SeSystemEnvironmentPrivilege 1632 csrss.exe Token: SeSecurityPrivilege 3924 sc.exe Token: SeSecurityPrivilege 3924 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3852 wrote to memory of 3704 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 85 PID 3852 wrote to memory of 3704 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 85 PID 3852 wrote to memory of 3704 3852 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 85 PID 4676 wrote to memory of 2844 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 116 PID 4676 wrote to memory of 2844 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 116 PID 4676 wrote to memory of 2844 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 116 PID 4676 wrote to memory of 3452 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 100 PID 4676 wrote to memory of 3452 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 100 PID 3452 wrote to memory of 1588 3452 cmd.exe 102 PID 3452 wrote to memory of 1588 3452 cmd.exe 102 PID 4676 wrote to memory of 4652 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 103 PID 4676 wrote to memory of 4652 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 103 PID 4676 wrote to memory of 4652 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 103 PID 4676 wrote to memory of 2900 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 107 PID 4676 wrote to memory of 2900 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 107 PID 4676 wrote to memory of 2900 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 107 PID 4676 wrote to memory of 1632 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 109 PID 4676 wrote to memory of 1632 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 109 PID 4676 wrote to memory of 1632 4676 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 109 PID 1632 wrote to memory of 2700 1632 csrss.exe 113 PID 1632 wrote to memory of 2700 1632 csrss.exe 113 PID 1632 wrote to memory of 2700 1632 csrss.exe 113 PID 1632 wrote to memory of 1164 1632 csrss.exe 119 PID 1632 wrote to memory of 1164 1632 csrss.exe 119 PID 1632 wrote to memory of 1164 1632 csrss.exe 119 PID 1632 wrote to memory of 3836 1632 csrss.exe 121 PID 1632 wrote to memory of 3836 1632 csrss.exe 121 PID 1632 wrote to memory of 3836 1632 csrss.exe 121 PID 1632 wrote to memory of 1948 1632 csrss.exe 123 PID 1632 wrote to memory of 1948 1632 csrss.exe 123 PID 5092 wrote to memory of 5096 5092 windefender.exe 136 PID 5092 wrote to memory of 5096 5092 windefender.exe 136 PID 5092 wrote to memory of 5096 5092 windefender.exe 136 PID 5096 wrote to memory of 3924 5096 cmd.exe 130 PID 5096 wrote to memory of 3924 5096 cmd.exe 130 PID 5096 wrote to memory of 3924 5096 cmd.exe 130 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3852 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3704
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C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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:4676 -
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:2844
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:3452 -
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:1588
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632 -
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:2700
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4700 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:2844
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2328
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1164
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3836
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1948
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2192
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5092 -
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:5096 -
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:3924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4676 -s 8923⤵
- Program crash
PID:1156
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4676 -ip 46761⤵PID:2668
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5052
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k wusvcs -p -s WaaSMedicSvc1⤵PID:5096
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD581bdf1b69bd1a14b9e3d81874745f0f2
SHA16b2177cd65a33f34843c8092cde6d070c1c497cd
SHA25677a1f8d3ca78c5a86e59b79f548eb57788aa74e250f5fd18099be8ace38e96ed
SHA5127bf1a0009a14f24c5d16529c506f88b2e0c548fa988d812f0a6de88183f7e3e9531a8c0117563160f895c6f1da7a09ee601eb1b5d721a5493fe29f8a58288e70
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD560dbf1c22afb35f94b0e4f3289c0761f
SHA15cf8f4f80cca127e6793a113e6c083893ac04e23
SHA256448f0978ab134bba04da8398d5b167917923fed6f5e7ae3d49e8c3c7005febb1
SHA512632491ba3665a61cf0d1644cc3e4790ed2e6a5bd50c5d79d7506da33a29818305efe775e652b17db1ee2ecb8c8b883a698bb767ccf1f9586e91b705072d82b6f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5673fb92f30af7f440f1fd24ed16339f4
SHA1eabee4841ceac2c20701a85550d5afd10322113c
SHA2562b6f63f99c1f97884a14fdcfdff8c2e72c5b0e6eeb676e1400ca822639f091d7
SHA5122aebad7c588795ad0b36b84b83f9376fa3b2a6d711013ced43a0ae2e8b3796b66ef8d8ed4c6d58a48f7331dcfb7d0bf22fa619f6c4ea6b00b52773cd89a7e918
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51ba7a1a3b71a76a0f8fdf8285971bbda
SHA16fb24525cb110bfe4bd4f25a346cc3fce50cedec
SHA256c7fb2fdbf8326f8d9acc876a3d4a063e2374be9c4b82405fd4d1e904f9cb5812
SHA512dbf266b31b566b7a2d421577890f1e3f706d7da768a8ee8b319a03f26baad9a0128e0426c6ef1c78e5b6ea196a46fb0ee54a3f600db2af1aa535ae57cd426b13
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD548991646c6a4fd3833d6543c2bb65110
SHA1139e549768ff035a4756ff8a71eceffaf3f2e645
SHA256a4e99bbdb2b0f15da3b7ce0c434b8ab19e5da0c6b12fa33e20fc38b579e8b85f
SHA5123ea60541e2fa7a8fac809c80723c4ac064c7171d02474f628644777b48399cb4d29d97d941d6c15987f685e41a4a049593f5461accd4751167ce165997d15002
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Filesize
4.1MB
MD578cdd064d77fb755b2882d929f7665d3
SHA17e0efdc8244d6657047357efe516218f3ce2fc24
SHA2569ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a
SHA512bd6631fb28c9dcacf424fd890e745aaad7de7f3b099c87db3ba7d48525b1ba892619a2a25bef6e522806386c7137aa306a9e75ef5c54a050e53a262c0d26d34d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec