Analysis
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max time kernel
150s -
max time network
140s -
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 09:49
Static task
static1
Behavioral task
behavioral1
Sample
5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe
Resource
win10v2004-20240426-en
General
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Target
5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe
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Size
4.1MB
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MD5
dcac5135874f0b248b110e2c504d42d4
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SHA1
83ae7d534d9d4f9d3dbf73995bd78e10b0f16463
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SHA256
5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2
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SHA512
970cf1f87faa12b08d612a1a98ca021331f337e2151f055c2b47ffeb2b3b83362f7240196c65de1c85e667ab688006eb8e85b7e45bd0562516b54c8e9d930625
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SSDEEP
98304:shY2qRRjR1paGoDMO/b2fpl9vUYBzPUd5cvaqxgKnFtiaa:yYlRLXY4O+pXvrLaqWucj
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/1920-2-0x0000000004D40000-0x000000000562B000-memory.dmp family_glupteba behavioral1/memory/1920-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1920-28-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1920-95-0x0000000004D40000-0x000000000562B000-memory.dmp family_glupteba behavioral1/memory/1920-94-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1920-136-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4432-135-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-212-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-220-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-251-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-255-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-259-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-263-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/4588-267-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3604 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4588 csrss.exe 3600 injector.exe 3788 windefender.exe 2984 windefender.exe -
resource yara_rule behavioral1/files/0x000c00000002343b-223.dat upx behavioral1/memory/3788-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2984-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3788-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2984-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2984-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\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\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 File created 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 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe File created C:\Windows\rss\csrss.exe 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3592 sc.exe -
pid Process 3592 powershell.exe 1704 powershell.exe 4936 powershell.exe 1084 powershell.exe 3272 powershell.exe 4700 powershell.exe 2460 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 2200 schtasks.exe 2972 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.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" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan 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" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.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,-11 = "Azores 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,-531 = "Sri Lanka Daylight Time" 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1084 powershell.exe 1084 powershell.exe 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 3272 powershell.exe 3272 powershell.exe 3272 powershell.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 4700 powershell.exe 4700 powershell.exe 4700 powershell.exe 2460 powershell.exe 2460 powershell.exe 2460 powershell.exe 3592 powershell.exe 3592 powershell.exe 1704 powershell.exe 1704 powershell.exe 1704 powershell.exe 4936 powershell.exe 4936 powershell.exe 4936 powershell.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 4588 csrss.exe 4588 csrss.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 4588 csrss.exe 4588 csrss.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 4588 csrss.exe 4588 csrss.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe 3600 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1084 powershell.exe Token: SeDebugPrivilege 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Token: SeImpersonatePrivilege 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe Token: SeDebugPrivilege 3272 powershell.exe Token: SeDebugPrivilege 4700 powershell.exe Token: SeDebugPrivilege 2460 powershell.exe Token: SeDebugPrivilege 3592 powershell.exe Token: SeDebugPrivilege 1704 powershell.exe Token: SeDebugPrivilege 4936 powershell.exe Token: SeSystemEnvironmentPrivilege 4588 csrss.exe Token: SeSecurityPrivilege 3592 sc.exe Token: SeSecurityPrivilege 3592 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1920 wrote to memory of 1084 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 97 PID 1920 wrote to memory of 1084 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 97 PID 1920 wrote to memory of 1084 1920 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 97 PID 4432 wrote to memory of 3272 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 104 PID 4432 wrote to memory of 3272 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 104 PID 4432 wrote to memory of 3272 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 104 PID 4432 wrote to memory of 1400 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 135 PID 4432 wrote to memory of 1400 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 135 PID 1400 wrote to memory of 3604 1400 cmd.exe 108 PID 1400 wrote to memory of 3604 1400 cmd.exe 108 PID 4432 wrote to memory of 4700 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 109 PID 4432 wrote to memory of 4700 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 109 PID 4432 wrote to memory of 4700 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 109 PID 4432 wrote to memory of 2460 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 111 PID 4432 wrote to memory of 2460 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 111 PID 4432 wrote to memory of 2460 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 111 PID 4432 wrote to memory of 4588 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 113 PID 4432 wrote to memory of 4588 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 113 PID 4432 wrote to memory of 4588 4432 5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe 113 PID 4588 wrote to memory of 3592 4588 csrss.exe 133 PID 4588 wrote to memory of 3592 4588 csrss.exe 133 PID 4588 wrote to memory of 3592 4588 csrss.exe 133 PID 4588 wrote to memory of 1704 4588 csrss.exe 121 PID 4588 wrote to memory of 1704 4588 csrss.exe 121 PID 4588 wrote to memory of 1704 4588 csrss.exe 121 PID 4588 wrote to memory of 4936 4588 csrss.exe 123 PID 4588 wrote to memory of 4936 4588 csrss.exe 123 PID 4588 wrote to memory of 4936 4588 csrss.exe 123 PID 4588 wrote to memory of 3600 4588 csrss.exe 125 PID 4588 wrote to memory of 3600 4588 csrss.exe 125 PID 3788 wrote to memory of 4344 3788 windefender.exe 132 PID 3788 wrote to memory of 4344 3788 windefender.exe 132 PID 3788 wrote to memory of 4344 3788 windefender.exe 132 PID 4344 wrote to memory of 3592 4344 cmd.exe 133 PID 4344 wrote to memory of 3592 4344 cmd.exe 133 PID 4344 wrote to memory of 3592 4344 cmd.exe 133 -
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\5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe"C:\Users\Admin\AppData\Local\Temp\5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1084
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C:\Users\Admin\AppData\Local\Temp\5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.exe"C:\Users\Admin\AppData\Local\Temp\5ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2.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:4432 -
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:3272
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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:1400 -
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:3604
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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:4700
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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:2460
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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:4588 -
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:3592
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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:2972
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4824
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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:1704
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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:4936
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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:3600
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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:2200
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3788 -
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:4344 -
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:3592
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2984
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:1400
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
MD598d89459c82085105ea202a59b4226d1
SHA15edec790fe483b4a26e4b916a4731eeeeca0f556
SHA256a498045e311a0a93613cd60ca75cae205850e4ecdd50d42fdbab1591667a07e0
SHA512782f473f27bea726e2dd3e3af5c696b382cf7faaace009219b6169ac044148b77a840165cb0cd4fdbd96c7587f918bb55affdfd8153f69bd5c087bc6395b148a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b6cb7897fe965ae61ea66a7f9eb6617
SHA1dafabdab52071af4da4ac385989f6eec998b9d4e
SHA2566412ddca369982a0525e41152bd5bc763507b64a9194bdb6adf2e7dace2a82e0
SHA5121a727d7abc3d8128fb7e612364b323b0392f953ff1113931c9247abfa704ad333ce3b1b8caae6820a7d9bcd98d935b2a260666bcc04317dd1487f452d3112a59
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9e99e7720a73ab4959e99d3a1ffa2a0
SHA1316afd9c3f534d4730dcc560480331a300c2cb1e
SHA2562c2f619088fb2c80f04e3cc874dc7d905e4b81e1aad3307fef7e17125ad7701d
SHA51209fa302bb2252290a908dbc2147d23cab7d6e0fe25e944fccbe41fd8a3f4b89b48182e4efd79ff2eb0430fb0e3a1047290b5de6f7db90b1ba355bd93d42ab1f7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53671d3cef0f78ac9d4b347a8ef874c50
SHA19a1bee8a8923944d1b23453c09ed6ebcd0eb1b3f
SHA256b1ab3ad9328069bb6944817d77ca964cb07f055f2e16b177317236b5306faec5
SHA5122e5d9bc4f74b2a2217dfbfa6988dd50d5f88223d43f47054c6ec2d7e215f4f70f86dab1b34d52f418597161aeec1da84e559ac0c03e32fa2fcba862aa6b3028e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c1ecad74b5a3547b58bad8020a89942b
SHA164bb56a73ebf453503c29f0f1aea18ce0d6c3a82
SHA256219cdc5b2ff440f549ce9d61cd280edc31eaaf0a1fefa0cd52a9b59d449d2ba6
SHA512481cf24ce7c6405d9604d8e5455112b3425b78a8f10dc5dca669eba840c26b319ad8deb6c07a86217e0c3ebb917d79b752431e95cf92294e35dbf6c498e73d81
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Filesize
4.1MB
MD5dcac5135874f0b248b110e2c504d42d4
SHA183ae7d534d9d4f9d3dbf73995bd78e10b0f16463
SHA2565ccb6c4de0bd5bec2db56928399d568fff479931250c1de39edcc268564194e2
SHA512970cf1f87faa12b08d612a1a98ca021331f337e2151f055c2b47ffeb2b3b83362f7240196c65de1c85e667ab688006eb8e85b7e45bd0562516b54c8e9d930625
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec