Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2023, 09:48
Static task
static1
General
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Target
79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe
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Size
4.1MB
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MD5
8a27f694f8be4f7f787327696cbc2662
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SHA1
0599481af8b2419862cfbe8e813fa49d0f1d529d
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SHA256
79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907
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SHA512
6326d78e9c074af9bc6004f9c84feaa0f68a73a9bcd47ae45296d4cb06f23ad640cd9ae150743ab9fa867ff19018e8eab2b0ca46f694fa61f43acacb9098eaed
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SSDEEP
98304:VfSbRqyeN2ZVIZsC7AN93F5Psn1UxG9OF5AlR8daEL2IQ8H9:VfE02ZVI+CMTVPGedrbH9
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/4760-2-0x0000000002EC0000-0x00000000037AB000-memory.dmp family_glupteba behavioral1/memory/4760-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4760-24-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4760-27-0x0000000002EC0000-0x00000000037AB000-memory.dmp family_glupteba behavioral1/memory/4760-32-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4760-61-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3260-64-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3260-93-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3260-143-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3260-161-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-214-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-265-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-274-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-276-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-278-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-280-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-282-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-284-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-286-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-288-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3344-297-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2080 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3344 csrss.exe 408 injector.exe 1796 windefender.exe 4404 windefender.exe 3696 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0009000000022c8d-268.dat upx behavioral1/files/0x0009000000022c8d-270.dat upx behavioral1/files/0x0009000000022c8d-271.dat upx behavioral1/memory/1796-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4404-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4404-279-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4404-285-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000b000000022c96-292.dat upx behavioral1/files/0x000b000000022c96-294.dat upx behavioral1/memory/4404-296-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\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 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe File created C:\Windows\rss\csrss.exe 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.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 3760 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 5048 schtasks.exe 3588 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1080 powershell.exe 1080 powershell.exe 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 1084 powershell.exe 1084 powershell.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 4000 powershell.exe 4000 powershell.exe 4048 powershell.exe 4048 powershell.exe 1460 powershell.exe 1460 powershell.exe 4904 powershell.exe 4904 powershell.exe 4532 powershell.exe 4532 powershell.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 3344 csrss.exe 3344 csrss.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 3344 csrss.exe 3344 csrss.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 3344 csrss.exe 3344 csrss.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe 408 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1080 powershell.exe Token: SeDebugPrivilege 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Token: SeImpersonatePrivilege 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe Token: SeDebugPrivilege 1084 powershell.exe Token: SeDebugPrivilege 4000 powershell.exe Token: SeDebugPrivilege 4048 powershell.exe Token: SeDebugPrivilege 1460 powershell.exe Token: SeDebugPrivilege 4904 powershell.exe Token: SeDebugPrivilege 4532 powershell.exe Token: SeSystemEnvironmentPrivilege 3344 csrss.exe Token: SeSecurityPrivilege 3760 sc.exe Token: SeSecurityPrivilege 3760 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4760 wrote to memory of 1080 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 90 PID 4760 wrote to memory of 1080 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 90 PID 4760 wrote to memory of 1080 4760 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 90 PID 3260 wrote to memory of 1084 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 98 PID 3260 wrote to memory of 1084 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 98 PID 3260 wrote to memory of 1084 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 98 PID 3260 wrote to memory of 2352 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 101 PID 3260 wrote to memory of 2352 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 101 PID 2352 wrote to memory of 2080 2352 cmd.exe 103 PID 2352 wrote to memory of 2080 2352 cmd.exe 103 PID 3260 wrote to memory of 4000 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 104 PID 3260 wrote to memory of 4000 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 104 PID 3260 wrote to memory of 4000 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 104 PID 3260 wrote to memory of 4048 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 106 PID 3260 wrote to memory of 4048 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 106 PID 3260 wrote to memory of 4048 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 106 PID 3260 wrote to memory of 3344 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 109 PID 3260 wrote to memory of 3344 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 109 PID 3260 wrote to memory of 3344 3260 79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe 109 PID 3344 wrote to memory of 1460 3344 csrss.exe 110 PID 3344 wrote to memory of 1460 3344 csrss.exe 110 PID 3344 wrote to memory of 1460 3344 csrss.exe 110 PID 3344 wrote to memory of 4904 3344 csrss.exe 115 PID 3344 wrote to memory of 4904 3344 csrss.exe 115 PID 3344 wrote to memory of 4904 3344 csrss.exe 115 PID 3344 wrote to memory of 4532 3344 csrss.exe 118 PID 3344 wrote to memory of 4532 3344 csrss.exe 118 PID 3344 wrote to memory of 4532 3344 csrss.exe 118 PID 3344 wrote to memory of 408 3344 csrss.exe 121 PID 3344 wrote to memory of 408 3344 csrss.exe 121 PID 1796 wrote to memory of 3376 1796 windefender.exe 132 PID 1796 wrote to memory of 3376 1796 windefender.exe 132 PID 1796 wrote to memory of 3376 1796 windefender.exe 132 PID 3376 wrote to memory of 3760 3376 cmd.exe 133 PID 3376 wrote to memory of 3760 3376 cmd.exe 133 PID 3376 wrote to memory of 3760 3376 cmd.exe 133 PID 3344 wrote to memory of 3696 3344 csrss.exe 137 PID 3344 wrote to memory of 3696 3344 csrss.exe 137 PID 3344 wrote to memory of 3696 3344 csrss.exe 137 -
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\79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe"C:\Users\Admin\AppData\Local\Temp\79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1080
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C:\Users\Admin\AppData\Local\Temp\79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.exe"C:\Users\Admin\AppData\Local\Temp\79cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907.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:3260 -
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:1084
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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:2352 -
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:2080
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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:4000
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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:4048
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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:3344 -
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:1460
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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:5048
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:404
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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:4904
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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:4532
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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:408
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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:3588
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1796 -
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:3376 -
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:3760
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:3696
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4404
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
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD501ad144d59474cd91071d4371cd0d21d
SHA17010dd2d321e8685fc303b1c8bd94f1ebfb90ccb
SHA256956569f81d23e7f5c199078edebf0b918f57ca8a19beb92a6081a0386feb50e9
SHA51235ab3400dac9c0c2082450a3192006c6ccf82fa1c4ea1ba580fffac108efadef2a7e0579aac9fac1eb872909d7165bb70129e86950582ed2ec87228db607a555
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57cd3f1126ab861fae93dfb81299e248e
SHA1b5690ff19abf77d133a5a82b6bdc1a05761e0448
SHA25633e12a7d43e0f4f68618ed1879a92d2781711062c46724e68ec0bfeeef699afc
SHA5129577f692bb10c30e61d1f40027cf2178bd9fc1f84767e80011761e99df6dd9fcf2034625daa6373a313bbba07f944198e816f3295896f248e92bec67680b6612
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56f02a977382255ecd2fabb3b280430a0
SHA1ab9f272753f486550a6b1bd9c181d9084b605732
SHA25686f2d5cdc232d9d43dc27432caf84397071b97d6b12d7ec3711ac65672777c76
SHA512616aae88fa2d79a9e3d7986b829deaee057086284f16f81ed513f74a2544ccc38f06f8d0cab92714d4dcb3e8c342eb5f16fe952a535c2406b3d03498468c0a23
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD562a0a9b0d8d262d9ea6d85a59188b935
SHA16ba629a268616bcb2c6fd5ad050198c307a482b6
SHA2565231fde0d2898988f87087cea93730a0adf932a10b40400e3c0f3f281af0f775
SHA512ba00a2200672b6b0245b3ca796cf2a4e065ae038b2c104393cfe47d73250a93fe40c5bfca88ccdda81324fcc68b6c23e6cf929513a40b8a5d4cd8e45ade54e83
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b9b3e6a3a01f78398fad9a68e299e379
SHA19d8e91897974982d4157917507e475cc588ddbc1
SHA25608b3d73b42788b81b3e3212015e1cae2c429dda8adee1962f1b8a664564ebed8
SHA512382530765543206bdaa1bf8e21fb468fb6eb1fd7aec99e0ca35dcb101b33e314ebf0727617a68a4320c9815820c45047e6bc6a56e21390ebe96ff88acaecd2b1
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Filesize
4.1MB
MD58a27f694f8be4f7f787327696cbc2662
SHA10599481af8b2419862cfbe8e813fa49d0f1d529d
SHA25679cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907
SHA5126326d78e9c074af9bc6004f9c84feaa0f68a73a9bcd47ae45296d4cb06f23ad640cd9ae150743ab9fa867ff19018e8eab2b0ca46f694fa61f43acacb9098eaed
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Filesize
4.1MB
MD58a27f694f8be4f7f787327696cbc2662
SHA10599481af8b2419862cfbe8e813fa49d0f1d529d
SHA25679cae0d25ec7557be55c570faa2a03ce925ca2d7a8277a9019d8bca323168907
SHA5126326d78e9c074af9bc6004f9c84feaa0f68a73a9bcd47ae45296d4cb06f23ad640cd9ae150743ab9fa867ff19018e8eab2b0ca46f694fa61f43acacb9098eaed
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec