Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 19:26
Static task
static1
Behavioral task
behavioral1
Sample
7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe
Resource
win10v2004-20240412-en
General
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Target
7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe
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Size
4.2MB
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MD5
bc162161fbbacbb8e9cc0ad7601df247
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SHA1
732d1aa81ed81ffb8c64e824d1516ef73ba44183
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SHA256
7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5
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SHA512
c73d1fa6958e5c3cbffe21ee527411e12427b76e8e4dee3297dc552bdaecf91a39e1a000d941a0c3fac51f1b60b0217b7dc01494709ecd9d1fd67e37ecb4ea52
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SSDEEP
98304:btwUIgr6Tu/hivXD0fl0IvZVjhgp1+mYFjvUcmYnimsjZaHey:Jw6rquKXDtU1Y2GYniVjUHj
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1928-2-0x00000000040A0000-0x000000000498B000-memory.dmp family_glupteba behavioral1/memory/1928-3-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/1928-54-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/1928-57-0x00000000040A0000-0x000000000498B000-memory.dmp family_glupteba behavioral1/memory/4600-58-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4600-158-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-264-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-273-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-275-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-277-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-279-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-281-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-283-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-285-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-287-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-289-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-291-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-293-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4468-295-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3624 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4468 csrss.exe 1284 injector.exe 1496 windefender.exe 1740 windefender.exe -
resource yara_rule behavioral1/files/0x000600000001db25-267.dat upx behavioral1/memory/1496-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1740-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1740-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\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 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.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 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe File created C:\Windows\rss\csrss.exe 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.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 2836 sc.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 3960 schtasks.exe 1412 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\26\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\26\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 456 powershell.exe 456 powershell.exe 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 2764 powershell.exe 2764 powershell.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 4704 powershell.exe 4704 powershell.exe 3740 powershell.exe 3740 powershell.exe 3740 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 908 powershell.exe 908 powershell.exe 908 powershell.exe 4352 powershell.exe 4352 powershell.exe 4352 powershell.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 4468 csrss.exe 4468 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 4468 csrss.exe 4468 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 4468 csrss.exe 4468 csrss.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe 1284 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Token: SeImpersonatePrivilege 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe Token: SeDebugPrivilege 2764 powershell.exe Token: SeDebugPrivilege 4704 powershell.exe Token: SeDebugPrivilege 3740 powershell.exe Token: SeDebugPrivilege 2836 powershell.exe Token: SeDebugPrivilege 908 powershell.exe Token: SeDebugPrivilege 4352 powershell.exe Token: SeSystemEnvironmentPrivilege 4468 csrss.exe Token: SeSecurityPrivilege 2836 sc.exe Token: SeSecurityPrivilege 2836 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1928 wrote to memory of 456 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 89 PID 1928 wrote to memory of 456 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 89 PID 1928 wrote to memory of 456 1928 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 89 PID 4600 wrote to memory of 2764 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 94 PID 4600 wrote to memory of 2764 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 94 PID 4600 wrote to memory of 2764 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 94 PID 4600 wrote to memory of 2368 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 99 PID 4600 wrote to memory of 2368 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 99 PID 2368 wrote to memory of 3624 2368 cmd.exe 101 PID 2368 wrote to memory of 3624 2368 cmd.exe 101 PID 4600 wrote to memory of 4704 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 102 PID 4600 wrote to memory of 4704 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 102 PID 4600 wrote to memory of 4704 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 102 PID 4600 wrote to memory of 3740 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 105 PID 4600 wrote to memory of 3740 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 105 PID 4600 wrote to memory of 3740 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 105 PID 4600 wrote to memory of 4468 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 107 PID 4600 wrote to memory of 4468 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 107 PID 4600 wrote to memory of 4468 4600 7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe 107 PID 4468 wrote to memory of 2836 4468 csrss.exe 127 PID 4468 wrote to memory of 2836 4468 csrss.exe 127 PID 4468 wrote to memory of 2836 4468 csrss.exe 127 PID 4468 wrote to memory of 908 4468 csrss.exe 115 PID 4468 wrote to memory of 908 4468 csrss.exe 115 PID 4468 wrote to memory of 908 4468 csrss.exe 115 PID 4468 wrote to memory of 4352 4468 csrss.exe 117 PID 4468 wrote to memory of 4352 4468 csrss.exe 117 PID 4468 wrote to memory of 4352 4468 csrss.exe 117 PID 4468 wrote to memory of 1284 4468 csrss.exe 119 PID 4468 wrote to memory of 1284 4468 csrss.exe 119 PID 1496 wrote to memory of 456 1496 windefender.exe 126 PID 1496 wrote to memory of 456 1496 windefender.exe 126 PID 1496 wrote to memory of 456 1496 windefender.exe 126 PID 456 wrote to memory of 2836 456 cmd.exe 127 PID 456 wrote to memory of 2836 456 cmd.exe 127 PID 456 wrote to memory of 2836 456 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\7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe"C:\Users\Admin\AppData\Local\Temp\7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
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C:\Users\Admin\AppData\Local\Temp\7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.exe"C:\Users\Admin\AppData\Local\Temp\7c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5.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:4600 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2764
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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:2368 -
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:3624
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4704
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3740
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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:4468 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2836
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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:3960
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:612
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:908
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4352
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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:1284
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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:1412
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1496 -
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:456 -
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:2836
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1740
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
MD5082d6f4c2484cfd819b3c081b4274d61
SHA1782d5d5ed336523eddd46b57bb6b56c60355c55c
SHA2564f0a1e20fe0a377f88ba1230b562cb3002d37af24cce0a6917840ff95fbd28e4
SHA512bd7575bf183c65489e3650d41774820acaaface1e148abaad3fb9568ec603f5367e8ba13ea7f5d99b3f55a313e3ba620be07d19f84b8ff2dfcf7905261f66aeb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD558aa4ab4114f764cc341d7441e5329a9
SHA181af705e98b30f97af460ef28d157bd3b9cb5ed0
SHA25659e57cece5c8518097ef9ca382e86a2ab63f012d31c79abb7ce9e614d922ed36
SHA5128f784bd9d71427a77ba179a091df771578ad28d46eb6a54a18b7b16452c3662c8f980955ad5a65e272b3ce1d9e20a318c510cbc3a2ce452b4d5ff4455b992f4b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59940a6a3d8d539902c4e5c393e46a05f
SHA160eadc696a186d306d93db3db4c8777296e52b51
SHA2561e1558a3d8fe94b1d73e12b140bd5fd9af4f42446d04a73339420c3daa784909
SHA512fad3c59d2ace7ca27dfa7ba35e5f516fa845a87e51928a1c365d36cbfed57537f7bcb03cbadbeba0139e52080dbc18d5dbf73994351a89c2b7d34cce2fe200a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55b28333267ad1b23928e10ba15bc1e45
SHA1297f5e09bea532daade9d29f010ae814af3e93b0
SHA256bbe4168c5b456cc86aab729fca75144215c3bdc5e1c808cd1aa913919fd71db9
SHA5126a2b100025a4278c2c9635e118f6211fda6b94b79b810753257ba54822dfb716cb0e2b58cfe5accd46bdbb087d610473091f1f45f484ecaf39e2786c651e7181
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD596744adccf56be14cd37b72532e68403
SHA1f1d0135f6ac6ff4535e2b8ec32f5cb33fa903586
SHA2568a3bd82497213afb18b5e1e1d05a402f9e27ca266dc57b7638ec6a8e1406710f
SHA512539e6263344317b564ed9fca214e362394b6bc3ff53c2381734d68a321ddde401c163873cd70850f67d2ef0ba38a6f6ea3061e1a38aee33070705ab5310d8b57
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Filesize
4.2MB
MD5bc162161fbbacbb8e9cc0ad7601df247
SHA1732d1aa81ed81ffb8c64e824d1516ef73ba44183
SHA2567c0e1377b5a7c386f69b4e20bd83316457c5ba36607bb13016a0b76e782e57c5
SHA512c73d1fa6958e5c3cbffe21ee527411e12427b76e8e4dee3297dc552bdaecf91a39e1a000d941a0c3fac51f1b60b0217b7dc01494709ecd9d1fd67e37ecb4ea52
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec