Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 19:14
Static task
static1
Behavioral task
behavioral1
Sample
800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe
Resource
win10v2004-20240508-en
General
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Target
800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe
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Size
4.1MB
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MD5
0f75ec1db9cdd785e1145f66dad9b6c4
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SHA1
d45f0664a3ae807e8e4eebf3f6c6785d37464b74
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SHA256
800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb
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SHA512
ec737361e2bb73fbf5be8c9a3e5692d6bd0431ea59aee9598de129ae17aafd340f8fea580baea50b5f37a686ad43d06e59bcc6392566c4802426f712b51274ed
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SSDEEP
98304:fvKhyQu49tHH7DRYDff1lXFitQcJyMhd8Y1r:fv8u49ZH7eDfxu9yMsEr
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/632-2-0x0000000004B80000-0x000000000546B000-memory.dmp family_glupteba behavioral1/memory/632-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/632-4-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/632-56-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/632-58-0x0000000004B80000-0x000000000546B000-memory.dmp family_glupteba behavioral1/memory/632-83-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4356-82-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/4356-136-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-161-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-218-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-229-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-231-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-235-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-238-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-241-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-243-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-247-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-250-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/676-253-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1032 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 676 csrss.exe 2340 injector.exe 4936 windefender.exe 1404 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000235fb-222.dat upx behavioral1/memory/4936-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1404-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4936-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1404-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1404-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
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 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe -
Drops file in Windows directory 4 IoCs
description ioc Process 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 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe File created C:\Windows\rss\csrss.exe 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 728 sc.exe -
pid Process 448 powershell.exe 1596 powershell.exe 3180 powershell.exe 3944 powershell.exe 3532 powershell.exe 4388 powershell.exe 1120 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 452 schtasks.exe 4952 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,-372 = "Jerusalem Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.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\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.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 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,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.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,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1120 powershell.exe 1120 powershell.exe 1120 powershell.exe 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 448 powershell.exe 448 powershell.exe 448 powershell.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 1596 powershell.exe 1596 powershell.exe 1596 powershell.exe 3180 powershell.exe 3180 powershell.exe 3180 powershell.exe 3944 powershell.exe 3944 powershell.exe 3944 powershell.exe 3532 powershell.exe 3532 powershell.exe 3532 powershell.exe 4388 powershell.exe 4388 powershell.exe 4388 powershell.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 676 csrss.exe 676 csrss.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 676 csrss.exe 676 csrss.exe 2340 injector.exe 2340 injector.exe 676 csrss.exe 676 csrss.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe 2340 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1120 powershell.exe Token: SeDebugPrivilege 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Token: SeImpersonatePrivilege 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe Token: SeDebugPrivilege 448 powershell.exe Token: SeDebugPrivilege 1596 powershell.exe Token: SeDebugPrivilege 3180 powershell.exe Token: SeDebugPrivilege 3944 powershell.exe Token: SeDebugPrivilege 3532 powershell.exe Token: SeDebugPrivilege 4388 powershell.exe Token: SeSystemEnvironmentPrivilege 676 csrss.exe Token: SeSecurityPrivilege 728 sc.exe Token: SeSecurityPrivilege 728 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 632 wrote to memory of 1120 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 104 PID 632 wrote to memory of 1120 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 104 PID 632 wrote to memory of 1120 632 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 104 PID 4356 wrote to memory of 448 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 110 PID 4356 wrote to memory of 448 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 110 PID 4356 wrote to memory of 448 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 110 PID 4356 wrote to memory of 1492 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 113 PID 4356 wrote to memory of 1492 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 113 PID 1492 wrote to memory of 1032 1492 cmd.exe 115 PID 1492 wrote to memory of 1032 1492 cmd.exe 115 PID 4356 wrote to memory of 1596 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 116 PID 4356 wrote to memory of 1596 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 116 PID 4356 wrote to memory of 1596 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 116 PID 4356 wrote to memory of 3180 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 118 PID 4356 wrote to memory of 3180 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 118 PID 4356 wrote to memory of 3180 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 118 PID 4356 wrote to memory of 676 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 121 PID 4356 wrote to memory of 676 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 121 PID 4356 wrote to memory of 676 4356 800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe 121 PID 676 wrote to memory of 3944 676 csrss.exe 122 PID 676 wrote to memory of 3944 676 csrss.exe 122 PID 676 wrote to memory of 3944 676 csrss.exe 122 PID 676 wrote to memory of 3532 676 csrss.exe 127 PID 676 wrote to memory of 3532 676 csrss.exe 127 PID 676 wrote to memory of 3532 676 csrss.exe 127 PID 676 wrote to memory of 4388 676 csrss.exe 130 PID 676 wrote to memory of 4388 676 csrss.exe 130 PID 676 wrote to memory of 4388 676 csrss.exe 130 PID 676 wrote to memory of 2340 676 csrss.exe 132 PID 676 wrote to memory of 2340 676 csrss.exe 132 PID 4936 wrote to memory of 4332 4936 windefender.exe 138 PID 4936 wrote to memory of 4332 4936 windefender.exe 138 PID 4936 wrote to memory of 4332 4936 windefender.exe 138 PID 4332 wrote to memory of 728 4332 cmd.exe 139 PID 4332 wrote to memory of 728 4332 cmd.exe 139 PID 4332 wrote to memory of 728 4332 cmd.exe 139 -
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\800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe"C:\Users\Admin\AppData\Local\Temp\800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1120
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C:\Users\Admin\AppData\Local\Temp\800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.exe"C:\Users\Admin\AppData\Local\Temp\800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb.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:4356 -
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:448
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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:1492 -
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:1032
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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:1596
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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:3180
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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:676 -
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:3944
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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:4952
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4148
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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:3532
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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:4388
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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:2340
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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:452
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4936 -
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:4332 -
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:728
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3976,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4160 /prefetch:81⤵PID:952
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1404
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
MD5510eaf9637681c0c2874a3764bc1542c
SHA13ded8f32ef5f054c0cbe1fb01dde67582b530572
SHA2563d57b75011b2bab802eb8a421b28ac63bf7bb6c4a4c4f6b0bcb75483f028ad4c
SHA5123ea88df329133e818bdc8b0850b43b65285a0b4f4363b67803d4e69dc7e37398f7d8c52b28c389acb2a6469b4c4d644bbfc048cbfbcdc8e239d2aefc4cfdd1b0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52fa655a970ec1d908c2714a249858629
SHA1caef6365e2537cc6e1fa3dbf02ae42d587b4bdea
SHA256853bed4fa3cd263ab340eaaefe40cf984fb7ff7acbee559359e42aa764c4f0e5
SHA512ed7aba640fd34522fc8e0da0b15e837e730edf1f5f2fd14ef032a057daca41764cd40ea9fb2b2468864961b089b668d6e0d0eae810ea2c0d6e2fc30d81a8282a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c7479c70ae9ccde6727738227b061124
SHA1b92c17ca770ba66bfb01c3d4dbdb1e99cd04cae7
SHA2562a2d01ada4d4738820809f0337d3fff6cf9c8911f50b65a38be652dd05b2bcf4
SHA512d6f7fd390e1d8b802f79b834113ef95f91e189d551dc93f0671350169d9f3e18ef4b0d949c59cda81565803f391c1659b45a67fd758edd6cbed1f730b3356d34
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5448b638fd09e52ed8db297001a7a0115
SHA1d2252a105dc65edecb6c6357c375ec2625f5a02e
SHA2565d068db46f978fee9c17b7ab822c7682ecae6ee72f5aa4836647c05e8bf2473a
SHA512caa63af103d5c7b11d66be7e254d3ed6942f3f51d2780b64b3c257f2c09937d7e03c4f3503de05089fedcccb427c0aaa36b97219e0cb50245fa60df4ec2b28d3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ff7cc08cef81965382e556904f9d752e
SHA1c7a295cf6271bbcbf6058ec7907937f329a0f528
SHA25613f51280f97d34f9e296c6e4b7a2fea51d0eee4246c9a15685e410fd11fc9499
SHA512f8c1108a1ceba67f7fcc7986962a98b95dae5b6cc13b29e4579ff56161ac167019b85421a425f91226cb109db91d0376e75714030108839040450c8fa6c23505
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Filesize
4.1MB
MD50f75ec1db9cdd785e1145f66dad9b6c4
SHA1d45f0664a3ae807e8e4eebf3f6c6785d37464b74
SHA256800d643fdcf8405167509f4733a69107b3a5880cfe5bbdb46d8e3089b239eebb
SHA512ec737361e2bb73fbf5be8c9a3e5692d6bd0431ea59aee9598de129ae17aafd340f8fea580baea50b5f37a686ad43d06e59bcc6392566c4802426f712b51274ed
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec