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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
11/05/2024, 09:09
Static task
static1
Behavioral task
behavioral1
Sample
c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe
Resource
win10v2004-20240426-en
General
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Target
c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe
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Size
4.1MB
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MD5
4e20cf1246acc40f2d703aeaa94e7f06
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SHA1
4ec06eda9f4ac6acc2d71f38baf8eb84e13f9bfc
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SHA256
c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e
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SHA512
5efa24cd63b1548ad5a018031f16a1e8b2565ad199552f2fb062799187ff7a9697de122c7daa1464d4c9791b9db9f9f9c42c5d637852cf27b79aee691f02f3d4
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SSDEEP
98304:4ErTbmYqgZ1XudKeC70JrifsEkbyxLCxltfr4Ppsv6xaCIp:bD1Z1UwAUfrk2xOxPr4PpsvyaCIp
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4364-2-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/4364-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4364-79-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/4364-135-0x0000000004970000-0x000000000525B000-memory.dmp family_glupteba behavioral1/memory/4924-134-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/4364-160-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/892-211-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-228-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-231-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-235-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-239-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-242-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-248-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-251-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-255-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-258-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-262-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-267-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba behavioral1/memory/892-271-0x0000000000400000-0x000000000295D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2840 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 892 csrss.exe 3220 injector.exe 1884 windefender.exe 3160 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023446-221.dat upx behavioral1/memory/1884-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3160-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1884-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3160-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3160-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\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 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 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 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe File created C:\Windows\rss\csrss.exe c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.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 4704 sc.exe -
pid Process 4332 powershell.exe 2928 powershell.exe 3376 powershell.exe 2604 powershell.exe 4676 powershell.exe 3248 powershell.exe 864 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 3788 schtasks.exe 4468 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,-662 = "Cen. Australia Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@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,-2841 = "Saratov Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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,-191 = "Mountain Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3248 powershell.exe 3248 powershell.exe 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 864 powershell.exe 864 powershell.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 4332 powershell.exe 4332 powershell.exe 2928 powershell.exe 2928 powershell.exe 3376 powershell.exe 3376 powershell.exe 2604 powershell.exe 2604 powershell.exe 4676 powershell.exe 4676 powershell.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 892 csrss.exe 892 csrss.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 892 csrss.exe 892 csrss.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 892 csrss.exe 892 csrss.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe 3220 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3248 powershell.exe Token: SeDebugPrivilege 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Token: SeImpersonatePrivilege 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe Token: SeDebugPrivilege 864 powershell.exe Token: SeDebugPrivilege 4332 powershell.exe Token: SeDebugPrivilege 2928 powershell.exe Token: SeDebugPrivilege 3376 powershell.exe Token: SeDebugPrivilege 2604 powershell.exe Token: SeDebugPrivilege 4676 powershell.exe Token: SeSystemEnvironmentPrivilege 892 csrss.exe Token: SeSecurityPrivilege 4704 sc.exe Token: SeSecurityPrivilege 4704 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4364 wrote to memory of 3248 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 89 PID 4364 wrote to memory of 3248 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 89 PID 4364 wrote to memory of 3248 4364 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 89 PID 4924 wrote to memory of 864 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 98 PID 4924 wrote to memory of 864 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 98 PID 4924 wrote to memory of 864 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 98 PID 4924 wrote to memory of 3096 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 100 PID 4924 wrote to memory of 3096 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 100 PID 3096 wrote to memory of 2840 3096 cmd.exe 102 PID 3096 wrote to memory of 2840 3096 cmd.exe 102 PID 4924 wrote to memory of 4332 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 103 PID 4924 wrote to memory of 4332 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 103 PID 4924 wrote to memory of 4332 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 103 PID 4924 wrote to memory of 2928 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 105 PID 4924 wrote to memory of 2928 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 105 PID 4924 wrote to memory of 2928 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 105 PID 4924 wrote to memory of 892 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 107 PID 4924 wrote to memory of 892 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 107 PID 4924 wrote to memory of 892 4924 c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe 107 PID 892 wrote to memory of 3376 892 csrss.exe 108 PID 892 wrote to memory of 3376 892 csrss.exe 108 PID 892 wrote to memory of 3376 892 csrss.exe 108 PID 892 wrote to memory of 2604 892 csrss.exe 114 PID 892 wrote to memory of 2604 892 csrss.exe 114 PID 892 wrote to memory of 2604 892 csrss.exe 114 PID 892 wrote to memory of 4676 892 csrss.exe 116 PID 892 wrote to memory of 4676 892 csrss.exe 116 PID 892 wrote to memory of 4676 892 csrss.exe 116 PID 892 wrote to memory of 3220 892 csrss.exe 118 PID 892 wrote to memory of 3220 892 csrss.exe 118 PID 1884 wrote to memory of 3680 1884 windefender.exe 126 PID 1884 wrote to memory of 3680 1884 windefender.exe 126 PID 1884 wrote to memory of 3680 1884 windefender.exe 126 PID 3680 wrote to memory of 4704 3680 cmd.exe 127 PID 3680 wrote to memory of 4704 3680 cmd.exe 127 PID 3680 wrote to memory of 4704 3680 cmd.exe 127 -
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\c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe"C:\Users\Admin\AppData\Local\Temp\c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3248
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C:\Users\Admin\AppData\Local\Temp\c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.exe"C:\Users\Admin\AppData\Local\Temp\c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e.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:4924 -
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:864
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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:3096 -
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:2840
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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:4332
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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:2928
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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:892 -
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:3376
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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:4468
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4056
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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:2604
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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:4676
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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:3220
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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:3788
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1884 -
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:3680 -
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:4704
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3160
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ea6b1beb4176b599295631ca4704110
SHA1a5cab1e06614e81d608ba561d989730a21e9e86e
SHA256db8136fba3626bc3c32ea50c582073fbff3d39979baa6a69c6fed1c650941aa8
SHA5124069b8c375ef236b640730e6c9f91d0afe63d2e24f12c5b00cf592c5f77bafe7b72cb76c71f95fde77ed269cdc61746bef1a0bca95d808ca0955cce7bbc661b5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56b28c882259e76b80f31213aaeb27f3e
SHA158a35fb739fc4b2e2cfb99cccbe09235a5ff49ba
SHA256f48989dd16fed09f226fe11cc19ced09f0bcd6087bf1c3387bf421868398c5b2
SHA512cc85245d47c9b48fff9cbfcc014cab9d3d80b9fe07359044246a96b78cfba026d93202378a67b2aa95d3ef00e1e2c43c66eb162dfc445030796af7187fdc4405
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b52ae8687c3e537a0f17ab6aad23b0f8
SHA173f14dc7c55e22491d3204519fd04a120d9a5909
SHA25692f50dbdf41feb984ade40656afb4af3d93497255145a9e743c2ec70b2dde881
SHA512731cee70471ca0c73b168e0f767bc284e52e619c21e2960ef9b9b6edf48918a3ba7e16b57a748ccc0998f327b9dbfbf6389785c678766d2a8c2b12111df06c9d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51e264d3f49b798eace6a44486c0cd355
SHA192c2d194d12715278c2e6b1edfe40de78642b4fd
SHA2563182cc075f2f4507704a3b27b25189d80ded6a002778df1903241c483142ebff
SHA5128f269ae3e27af910aa31f491dad5acc827709137d653ff9ef9f596c304f1004b9c4b1fef3dee7ee88a975555070de4694b8aa52946ed41f5066dcc35cbae3bbb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a9046b410c1628ef41910fa5edf3e934
SHA156e739d3986da35f775c3cb324955a53105b7a93
SHA256859dfbc5f966b6dff07b1c96406a43dfc88a90292fb8fa026a3b8c164a25f189
SHA51281e1cb976a70323af2a5325201ffe6f9e02e98e88c7782c42c9b02ec925e877b5a70deb243a4ec0e1de827084396882b0d16063d2c3f8a6cd7524d0869d50b89
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Filesize
4.1MB
MD54e20cf1246acc40f2d703aeaa94e7f06
SHA14ec06eda9f4ac6acc2d71f38baf8eb84e13f9bfc
SHA256c60ec617ed08c693289602f8c622f256686e7d963a86a4c46e317529186e196e
SHA5125efa24cd63b1548ad5a018031f16a1e8b2565ad199552f2fb062799187ff7a9697de122c7daa1464d4c9791b9db9f9f9c42c5d637852cf27b79aee691f02f3d4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec