Analysis
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max time kernel
149s -
max time network
139s -
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, 16:06
Static task
static1
Behavioral task
behavioral1
Sample
b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe
Resource
win10v2004-20240412-en
General
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Target
b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe
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Size
4.2MB
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MD5
9bb7358dc8008a63279e0ed08ba31644
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SHA1
c864335fe66425c93f906c156e7012e6b711db0f
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SHA256
b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14
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SHA512
8a2f6a1e9646802978d420d4b94739b5b999f6992cc197c2b1ebb8faf7c30e73962b0b6166810914964bf02059605dcfffb65ba25d4fa149fc9fcf15cce95b47
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SSDEEP
98304:noZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJen:n3OuIEug7vwUGt7S+nKl
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/2324-2-0x0000000003EA0000-0x000000000478B000-memory.dmp family_glupteba behavioral1/memory/2324-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2776-57-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2776-58-0x0000000003E70000-0x000000000475B000-memory.dmp family_glupteba behavioral1/memory/2324-70-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2776-131-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2776-158-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-255-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-269-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-277-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-281-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-289-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-292-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-301-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-305-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/4224-309-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1164 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4224 csrss.exe 4084 injector.exe 2580 windefender.exe 3676 windefender.exe -
resource yara_rule behavioral1/files/0x000700000002346b-259.dat upx behavioral1/memory/2580-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3676-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3676-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.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 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe File created C:\Windows\rss\csrss.exe b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.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 3532 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 4728 schtasks.exe 924 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,-2181 = "Astrakhan Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.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,-672 = "AUS Eastern Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\26\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2980 powershell.exe 2980 powershell.exe 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 3080 powershell.exe 3080 powershell.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 3276 powershell.exe 3276 powershell.exe 4952 powershell.exe 4952 powershell.exe 3032 powershell.exe 3032 powershell.exe 4704 powershell.exe 4704 powershell.exe 1164 powershell.exe 1164 powershell.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4224 csrss.exe 4224 csrss.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4224 csrss.exe 4224 csrss.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4224 csrss.exe 4224 csrss.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe 4084 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2980 powershell.exe Token: SeDebugPrivilege 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Token: SeImpersonatePrivilege 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe Token: SeDebugPrivilege 3080 powershell.exe Token: SeDebugPrivilege 3276 powershell.exe Token: SeDebugPrivilege 4952 powershell.exe Token: SeDebugPrivilege 3032 powershell.exe Token: SeDebugPrivilege 4704 powershell.exe Token: SeDebugPrivilege 1164 powershell.exe Token: SeSystemEnvironmentPrivilege 4224 csrss.exe Token: SeSecurityPrivilege 3532 sc.exe Token: SeSecurityPrivilege 3532 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2324 wrote to memory of 2980 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 91 PID 2324 wrote to memory of 2980 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 91 PID 2324 wrote to memory of 2980 2324 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 91 PID 2776 wrote to memory of 3080 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 98 PID 2776 wrote to memory of 3080 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 98 PID 2776 wrote to memory of 3080 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 98 PID 2776 wrote to memory of 4932 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 100 PID 2776 wrote to memory of 4932 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 100 PID 4932 wrote to memory of 1164 4932 cmd.exe 102 PID 4932 wrote to memory of 1164 4932 cmd.exe 102 PID 2776 wrote to memory of 3276 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 103 PID 2776 wrote to memory of 3276 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 103 PID 2776 wrote to memory of 3276 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 103 PID 2776 wrote to memory of 4952 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 105 PID 2776 wrote to memory of 4952 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 105 PID 2776 wrote to memory of 4952 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 105 PID 2776 wrote to memory of 4224 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 107 PID 2776 wrote to memory of 4224 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 107 PID 2776 wrote to memory of 4224 2776 b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe 107 PID 4224 wrote to memory of 3032 4224 csrss.exe 108 PID 4224 wrote to memory of 3032 4224 csrss.exe 108 PID 4224 wrote to memory of 3032 4224 csrss.exe 108 PID 4224 wrote to memory of 4704 4224 csrss.exe 114 PID 4224 wrote to memory of 4704 4224 csrss.exe 114 PID 4224 wrote to memory of 4704 4224 csrss.exe 114 PID 4224 wrote to memory of 1164 4224 csrss.exe 116 PID 4224 wrote to memory of 1164 4224 csrss.exe 116 PID 4224 wrote to memory of 1164 4224 csrss.exe 116 PID 4224 wrote to memory of 4084 4224 csrss.exe 118 PID 4224 wrote to memory of 4084 4224 csrss.exe 118 PID 2580 wrote to memory of 3716 2580 windefender.exe 125 PID 2580 wrote to memory of 3716 2580 windefender.exe 125 PID 2580 wrote to memory of 3716 2580 windefender.exe 125 PID 3716 wrote to memory of 3532 3716 cmd.exe 126 PID 3716 wrote to memory of 3532 3716 cmd.exe 126 PID 3716 wrote to memory of 3532 3716 cmd.exe 126 -
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\b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe"C:\Users\Admin\AppData\Local\Temp\b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980
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C:\Users\Admin\AppData\Local\Temp\b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.exe"C:\Users\Admin\AppData\Local\Temp\b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14.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:2776 -
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:3080
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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:4932 -
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:1164
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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:3276
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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:4952
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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:4224 -
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:3032
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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:4728
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4464
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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:4704
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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:1164
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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:4084
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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:924
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2580 -
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:3716 -
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:3532
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3676
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f11be954319b2639a409a282e29cfb02
SHA1ba0c6ae8d24dc30b1c9c60a58366b33e2bfeed0c
SHA2566c77e0bf3982856792f7c8f06104821d00de8864cb557b7c88fbffef0d1435fe
SHA51207ae6ac1c4da6ae50143bd04def9d25b3673940089e856eadab5fb14e2df96a8eff8433b21b9522c25dc2c82acf90dc18a86d4e4b06e337c1c4935f19c1364b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD514aca71f1aa2f41eb188d49bd081b331
SHA1bb2066bc8ef79714b0a9eecbc76f669f8d9ebfb7
SHA256c0ff8e2975a3b9c272ae706cacf767f2b491fc1d253103969e8a80f1ebbb1c4f
SHA51233c4d4b2c634af50fed97e253739d057517daa063accf28ab7010ed94bada760b5d5d456fdd73f9bf57f79b7e6e733120b745afc62a62efd0b99a22492663fa3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59622ddb836a1d0354839666c70d86719
SHA1f4660e272f4d20809ad1124c06d01dd37fc957a1
SHA2569eb8fd12303c75b070c2991540b12ab30f5f667ee23bdf3c4511ef1656a01a88
SHA5120b2f608bc55369663a46b4902a867aadbdb128718bb869b2beabd57fd3b9f691f313b0fd0b5b47de869ea05f904fe17e534a6bb84646fd96833d15985aa0d603
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5971087f6eadff77f8f19910c9ee5102c
SHA1fc298312a74f577f62bba7375887d1b18b0ce397
SHA256e207c3c1323ed9699279fee9bb3d84aac64b49dee0fcb94d24646c42a94bc3dd
SHA5127af101ef87e295e10d5ee290455d961416e2cc3a66a6a6b92f8942c11efc29bc011fae6789a30c022568d9a70cbd1f205d915404b2227479c2dcbe2c846222a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58d9157b0d12325c637715fdc5d93b2d1
SHA1e682a8a92e1030435c76a41598b2d0d7a8b604b9
SHA256847bf099f5396f55ecd3978ad3922934b161c53655a4811e634440d86b9225e7
SHA5128fde69a9d6d13e2664964b930348d0741f0219ebb3b8c6294ccfe101c9cb83dee6690ae78a2226a1a00872c3a541ff4b1a9cafab5d4c9b9e83c75e3afa36c2ae
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Filesize
4.2MB
MD59bb7358dc8008a63279e0ed08ba31644
SHA1c864335fe66425c93f906c156e7012e6b711db0f
SHA256b440c59fd49d05ddfc6f0705202ab2959125bec85d9f31c5e44322155d56ed14
SHA5128a2f6a1e9646802978d420d4b94739b5b999f6992cc197c2b1ebb8faf7c30e73962b0b6166810914964bf02059605dcfffb65ba25d4fa149fc9fcf15cce95b47
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec