Analysis
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max time kernel
149s -
max time network
132s -
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, 16:04
Static task
static1
Behavioral task
behavioral1
Sample
6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe
Resource
win10v2004-20240412-en
General
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Target
6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe
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Size
4.2MB
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MD5
1b917a0c2a41b1bb2cefea3bdd1a1bc3
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SHA1
bc33438ebaf7f5f5a390454086a08a69ae953c80
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SHA256
6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9
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SHA512
4376e9d4bdd37e31fd47902620d04e978abebe939d5c2ebe76799cf458d273ab4a81d430ecaf2316c56eb5482157ec1f126e909469d4d748e9e1e44baca1e01a
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SSDEEP
98304:voZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJe9:v3OuIEug7vwUGt7S+nKH
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3972-2-0x0000000003F50000-0x000000000483B000-memory.dmp family_glupteba behavioral1/memory/3972-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1412-55-0x0000000003EA0000-0x000000000478B000-memory.dmp family_glupteba behavioral1/memory/1412-56-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/3972-69-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1412-145-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1412-153-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-254-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-264-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-267-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-276-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-291-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-294-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1124-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2408 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1124 csrss.exe 2460 injector.exe 5116 windefender.exe 4408 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002342c-258.dat upx behavioral1/memory/5116-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4408-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4408-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4408-281-0x0000000000400000-0x00000000008DF000-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\"" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.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\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 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 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe File created C:\Windows\rss\csrss.exe 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification 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 5036 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 3652 schtasks.exe 2416 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,-2532 = "Chatham Islands Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.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 (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.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,-171 = "Central Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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,-122 = "SA Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.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\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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,-2452 = "Saint Pierre Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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,-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,-2062 = "North Korea Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1400 powershell.exe 1400 powershell.exe 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 3544 powershell.exe 3544 powershell.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 3856 powershell.exe 3856 powershell.exe 1564 powershell.exe 1564 powershell.exe 2764 powershell.exe 2764 powershell.exe 1408 powershell.exe 1408 powershell.exe 5056 powershell.exe 5056 powershell.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 1124 csrss.exe 1124 csrss.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 1124 csrss.exe 1124 csrss.exe 2460 injector.exe 2460 injector.exe 1124 csrss.exe 1124 csrss.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe 2460 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1400 powershell.exe Token: SeDebugPrivilege 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Token: SeImpersonatePrivilege 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe Token: SeDebugPrivilege 3544 powershell.exe Token: SeDebugPrivilege 3856 powershell.exe Token: SeDebugPrivilege 1564 powershell.exe Token: SeDebugPrivilege 2764 powershell.exe Token: SeDebugPrivilege 1408 powershell.exe Token: SeDebugPrivilege 5056 powershell.exe Token: SeSystemEnvironmentPrivilege 1124 csrss.exe Token: SeSecurityPrivilege 5036 sc.exe Token: SeSecurityPrivilege 5036 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3972 wrote to memory of 1400 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 88 PID 3972 wrote to memory of 1400 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 88 PID 3972 wrote to memory of 1400 3972 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 88 PID 1412 wrote to memory of 3544 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 95 PID 1412 wrote to memory of 3544 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 95 PID 1412 wrote to memory of 3544 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 95 PID 1412 wrote to memory of 3024 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 97 PID 1412 wrote to memory of 3024 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 97 PID 3024 wrote to memory of 2408 3024 cmd.exe 99 PID 3024 wrote to memory of 2408 3024 cmd.exe 99 PID 1412 wrote to memory of 3856 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 100 PID 1412 wrote to memory of 3856 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 100 PID 1412 wrote to memory of 3856 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 100 PID 1412 wrote to memory of 1564 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 102 PID 1412 wrote to memory of 1564 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 102 PID 1412 wrote to memory of 1564 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 102 PID 1412 wrote to memory of 1124 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 104 PID 1412 wrote to memory of 1124 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 104 PID 1412 wrote to memory of 1124 1412 6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe 104 PID 1124 wrote to memory of 2764 1124 csrss.exe 105 PID 1124 wrote to memory of 2764 1124 csrss.exe 105 PID 1124 wrote to memory of 2764 1124 csrss.exe 105 PID 1124 wrote to memory of 1408 1124 csrss.exe 110 PID 1124 wrote to memory of 1408 1124 csrss.exe 110 PID 1124 wrote to memory of 1408 1124 csrss.exe 110 PID 1124 wrote to memory of 5056 1124 csrss.exe 113 PID 1124 wrote to memory of 5056 1124 csrss.exe 113 PID 1124 wrote to memory of 5056 1124 csrss.exe 113 PID 1124 wrote to memory of 2460 1124 csrss.exe 115 PID 1124 wrote to memory of 2460 1124 csrss.exe 115 PID 5116 wrote to memory of 432 5116 windefender.exe 122 PID 5116 wrote to memory of 432 5116 windefender.exe 122 PID 5116 wrote to memory of 432 5116 windefender.exe 122 PID 432 wrote to memory of 5036 432 cmd.exe 123 PID 432 wrote to memory of 5036 432 cmd.exe 123 PID 432 wrote to memory of 5036 432 cmd.exe 123 -
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\6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe"C:\Users\Admin\AppData\Local\Temp\6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1400
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C:\Users\Admin\AppData\Local\Temp\6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.exe"C:\Users\Admin\AppData\Local\Temp\6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9.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:1412 -
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:3544
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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:3024 -
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:2408
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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:3856
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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:1564
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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:1124 -
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:2764
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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:3652
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2444
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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:1408
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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:5056
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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:2460
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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:2416
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5116 -
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:432 -
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:5036
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4408
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
MD5961db6e38d3e1775a901e8e374d85048
SHA10bbc8d95a339db80998dc3c78695c6f6fa9569e9
SHA2560c517bccc626d3f600a5ed98d8fad3dd72caccab0413eadccfa60b97cbec0b23
SHA512c12a524fa91be41f0cc19605fac09f60c0ae0ad1e8591a4297fedd76c3fbee1ea67b41683a3625e1246cb37e0d9cade55fa6c4249c0b15339e85e362a5270f5f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5750ca64f6935c1e7fa43d3d55e2aba33
SHA10d9b6a0840b066a9fd7571b4044066c7ed4acc09
SHA2569142745b94d08027a50630d610dee25da2e644726f1631ab4d1c870f2683b27b
SHA512dff3461f75f0807db66639d63a11725121d1deac8550127b430b2da2ad4b021e0e8b8cc31934818fad723fa8b9283c9d209fa248b03bcde963fb6c033361f087
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a95c01ad8c9a0f1b7810c1dcde9c453b
SHA1db956804bf0588a678a12c0af0428c2ef36b0b3f
SHA25668fe74a085ff7d3ad7e873881b43b97f05f605ef569b77395bd8ff5ab400e575
SHA512e838559c502a045bc741da8032fc0855335f51772af5bc2983a7520709a63110b742af669310fce6d68c54da332745f8be6cfac6670f441a5f052e1d36745ff0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56bc5f5f3d41356dd65e2a75c239afb6c
SHA171895fa4a78ea247f9e26545d8efcc6c6bd99ec3
SHA2560cf938439acc5dab44aa421aaae452a0660b9388104c55f46f4e3229f344edea
SHA5126d1b895c383994f490063a439e822ad50f79da4bedb25d1f99099cd7318b858441023e201d63b4f75d8b160d8da4e5632207c019fc66a5976f0451f5cae8498d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a59773f53b13b81f8d8209f814caa82b
SHA17cd0fd88d2a536eff2093ce739340abd46843ce1
SHA256b9c712328e9287a0254606385be9063b1a27e88d09c41ed5fd7be2e161e38614
SHA5121c616932c2de34798761c5c1859d1fbee0ee622982a0017844fda21db845f0852322b09d79edc4f51012b427f5d6b4bb3cf68a56b904a3f26ec8f654d37ad823
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Filesize
4.2MB
MD51b917a0c2a41b1bb2cefea3bdd1a1bc3
SHA1bc33438ebaf7f5f5a390454086a08a69ae953c80
SHA2566d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9
SHA5124376e9d4bdd37e31fd47902620d04e978abebe939d5c2ebe76799cf458d273ab4a81d430ecaf2316c56eb5482157ec1f126e909469d4d748e9e1e44baca1e01a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec