Analysis
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max time kernel
149s -
max time network
123s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
26-04-2024 12:35
Static task
static1
Behavioral task
behavioral1
Sample
e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe
Resource
win10v2004-20240419-en
General
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Target
e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe
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Size
4.2MB
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MD5
e4e9f1a48f7aab6c12ab3553df4195f1
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SHA1
cf266c0238dac9759d27a7b8d01a0d0af1f16cf8
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SHA256
e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53
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SHA512
6864cdca3a60e6f59e7121149b0255fd7c615df76f1e8ad9a92badd2454c44dac43576b59b390637a6831b22a0b5f2f0e0cbcea66e1359fb2a46b156c72ef24f
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SSDEEP
98304:GoYeyy8kHe78wPlePBdIBkk7XHCPR9lUiyPcb7obt3hLJPXS:lYed8id2le5CV69lULPddS
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/4108-2-0x0000000006670000-0x0000000006F5B000-memory.dmp family_glupteba behavioral2/memory/4108-3-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4108-85-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4796-119-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4108-180-0x0000000006670000-0x0000000006F5B000-memory.dmp family_glupteba behavioral2/memory/4520-197-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-207-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-210-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-213-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-216-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-219-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-222-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-225-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-228-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-231-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-234-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-237-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba behavioral2/memory/4520-240-0x0000000000400000-0x000000000441F000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4476 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4520 csrss.exe 2212 injector.exe 4264 windefender.exe 4752 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a991-201.dat upx behavioral2/memory/4264-202-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4752-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4264-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4752-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4752-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4752-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\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 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.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 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe File created C:\Windows\rss\csrss.exe e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3788 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 4892 schtasks.exe 2388 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.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\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2000 powershell.exe 2000 powershell.exe 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4876 powershell.exe 4876 powershell.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 2308 powershell.exe 2308 powershell.exe 4488 powershell.exe 4488 powershell.exe 1080 powershell.exe 1080 powershell.exe 4432 powershell.exe 4432 powershell.exe 2804 powershell.exe 2804 powershell.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 4520 csrss.exe 4520 csrss.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 4520 csrss.exe 4520 csrss.exe 2212 injector.exe 2212 injector.exe 4520 csrss.exe 4520 csrss.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe 2212 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2000 powershell.exe Token: SeDebugPrivilege 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Token: SeImpersonatePrivilege 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe Token: SeDebugPrivilege 4876 powershell.exe Token: SeDebugPrivilege 2308 powershell.exe Token: SeDebugPrivilege 4488 powershell.exe Token: SeDebugPrivilege 1080 powershell.exe Token: SeDebugPrivilege 4432 powershell.exe Token: SeDebugPrivilege 2804 powershell.exe Token: SeSystemEnvironmentPrivilege 4520 csrss.exe Token: SeSecurityPrivilege 3788 sc.exe Token: SeSecurityPrivilege 3788 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4108 wrote to memory of 2000 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 82 PID 4108 wrote to memory of 2000 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 82 PID 4108 wrote to memory of 2000 4108 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 82 PID 4796 wrote to memory of 4876 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 87 PID 4796 wrote to memory of 4876 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 87 PID 4796 wrote to memory of 4876 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 87 PID 4796 wrote to memory of 1416 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 89 PID 4796 wrote to memory of 1416 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 89 PID 1416 wrote to memory of 4476 1416 cmd.exe 91 PID 1416 wrote to memory of 4476 1416 cmd.exe 91 PID 4796 wrote to memory of 2308 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 92 PID 4796 wrote to memory of 2308 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 92 PID 4796 wrote to memory of 2308 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 92 PID 4796 wrote to memory of 4488 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 94 PID 4796 wrote to memory of 4488 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 94 PID 4796 wrote to memory of 4488 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 94 PID 4796 wrote to memory of 4520 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 96 PID 4796 wrote to memory of 4520 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 96 PID 4796 wrote to memory of 4520 4796 e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe 96 PID 4520 wrote to memory of 1080 4520 csrss.exe 97 PID 4520 wrote to memory of 1080 4520 csrss.exe 97 PID 4520 wrote to memory of 1080 4520 csrss.exe 97 PID 4520 wrote to memory of 4432 4520 csrss.exe 103 PID 4520 wrote to memory of 4432 4520 csrss.exe 103 PID 4520 wrote to memory of 4432 4520 csrss.exe 103 PID 4520 wrote to memory of 2804 4520 csrss.exe 105 PID 4520 wrote to memory of 2804 4520 csrss.exe 105 PID 4520 wrote to memory of 2804 4520 csrss.exe 105 PID 4520 wrote to memory of 2212 4520 csrss.exe 107 PID 4520 wrote to memory of 2212 4520 csrss.exe 107 PID 4264 wrote to memory of 1920 4264 windefender.exe 113 PID 4264 wrote to memory of 1920 4264 windefender.exe 113 PID 4264 wrote to memory of 1920 4264 windefender.exe 113 PID 1920 wrote to memory of 3788 1920 cmd.exe 114 PID 1920 wrote to memory of 3788 1920 cmd.exe 114 PID 1920 wrote to memory of 3788 1920 cmd.exe 114 -
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\e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe"C:\Users\Admin\AppData\Local\Temp\e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2000
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C:\Users\Admin\AppData\Local\Temp\e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.exe"C:\Users\Admin\AppData\Local\Temp\e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53.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:4796 -
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:4876
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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:1416 -
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:4476
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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:2308
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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:4488
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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:4520 -
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:1080
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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:4892
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1832
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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:4432
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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:2804
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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:2212
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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:2388
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4264 -
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:1920 -
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:3788
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4752
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f6f3dd656114d4ec5b5d6c8b73c77da5
SHA1b4c2c534a67bff3c264d38e96dccdfdaed30543e
SHA256fafdf053728d8f81724a64cb08bc54190a79c8944179d943a06e726d37caf577
SHA51273939e85101803f95c8e313a489598eeea39fb67690dcf3318b603710a7c22bf4f7a1d02b0664265e27e5fe9c1b2703a0f6f138056ce29b642cf21e2c6924e1c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d732c80a002f9906939d65b547dbd1d1
SHA19977eab174efd57a5aad234e22bc7c13ac458179
SHA2564b0830ed0a4554a551417002d552800c29ed30f102bfdd2c914a04ac389897f7
SHA51276715f956e5e4ca1c4ad4df49c74f9790c4fd77b3eded6a2aeddfbc0c401f1b29229c3f48920492936744b8196efe4aceeac42e2c00415c6e1d9e88a834bfb9c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54406ea4c120e03869a42d71cade6746f
SHA10e52653b9ad387d2d1294b8e32b9866e9833a6ba
SHA25626f352d660c07071edd5bd2b9aff88aabd1c99def13aa6c4a434dd32ab202aab
SHA5124c7cbe9d36188e7369d63ed9f1a0d74b2264f5defbbfdde1c3550361233f9eb64838f59c953fda3047840548b15eee0e80629fbc71b9f20c894ca9a3ddc0d107
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD522b2a2416aa5fde4e4c9003f932d538a
SHA19dd415b50ec67998e52fc604a8136195f6d79f33
SHA25613ecb1bee59b30119aaa5c6f40c2ab083df61cbfc3cdb02d43bad61b83946f77
SHA512c7381b0cc92a677c78c86914b366e046156e8c72af778b5860aea50943b02290e6fac2fd2c659bfafed60c823734da2133a5f52dbb81944b835c48706a7a023e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b4c9e0a8b11b57e5fd139008925de23c
SHA175e1406bbf8128d07dcede6b58835dd51a7e0f06
SHA256481d2b9c4e3378cff47dc3ff9fe6868f26dbd9a4153f07a73dfcd84e277ce4f6
SHA5123d7736835665c0d7907538f7cb3b903d22f028ca20bcae4cdb21d91ba60e3cb7ffd432377118a9fb3c4e88ab93c13559166ac3c1003cb8eae0a15c2ef3f9dc59
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Filesize
4.2MB
MD5e4e9f1a48f7aab6c12ab3553df4195f1
SHA1cf266c0238dac9759d27a7b8d01a0d0af1f16cf8
SHA256e22e0ebd26f2afb469c55e6e235fe92705cf4a70da5debc4d041ec1aed022b53
SHA5126864cdca3a60e6f59e7121149b0255fd7c615df76f1e8ad9a92badd2454c44dac43576b59b390637a6831b22a0b5f2f0e0cbcea66e1359fb2a46b156c72ef24f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec