Analysis
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max time kernel
150s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05/04/2024, 04:18
Static task
static1
Behavioral task
behavioral1
Sample
ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe
Resource
win10v2004-20240226-en
General
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Target
ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe
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Size
4.1MB
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MD5
2d20acf9baf9810d6f995928b85a93c6
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SHA1
36e6a64de5b62b969d5d04b04ad8ca4e4cbe9e35
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SHA256
ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad
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SHA512
d23fac41ca7c79d793230733f7a704fda56e421125f13542a0e3daf836740178d131027ff422ccdc08d7e1c21876735d1fa36c1f39b4e07c79ecd527c29b5d40
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SSDEEP
98304:dRa3luaqy8SHqzMVk7+JMzKtF4Is9rWzKWIcQa1rzsZOI4tH2I/o:PqlVqy8ScFQj7s9WzHIaNzsgIUWH
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/3160-2-0x0000000003070000-0x000000000395B000-memory.dmp family_glupteba behavioral1/memory/3160-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3160-55-0x0000000003070000-0x000000000395B000-memory.dmp family_glupteba behavioral1/memory/3664-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3160-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3664-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3664-153-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3664-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-254-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-272-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-276-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-280-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-284-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-288-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-291-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-295-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-300-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-304-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1116-308-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3324 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1116 csrss.exe 1624 injector.exe 948 windefender.exe 5056 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002320e-262.dat upx behavioral1/memory/948-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5056-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5056-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.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 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe File created C:\Windows\rss\csrss.exe ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.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 3076 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 536 schtasks.exe 1668 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.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\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4984 powershell.exe 4984 powershell.exe 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 2024 powershell.exe 2024 powershell.exe 2024 powershell.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 512 powershell.exe 512 powershell.exe 2144 powershell.exe 2144 powershell.exe 5020 powershell.exe 5020 powershell.exe 1880 powershell.exe 1880 powershell.exe 3400 powershell.exe 3400 powershell.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1116 csrss.exe 1116 csrss.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1116 csrss.exe 1116 csrss.exe 1624 injector.exe 1624 injector.exe 1116 csrss.exe 1116 csrss.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe 1624 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Token: SeImpersonatePrivilege 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe Token: SeDebugPrivilege 2024 powershell.exe Token: SeDebugPrivilege 512 powershell.exe Token: SeDebugPrivilege 2144 powershell.exe Token: SeDebugPrivilege 5020 powershell.exe Token: SeDebugPrivilege 1880 powershell.exe Token: SeDebugPrivilege 3400 powershell.exe Token: SeSystemEnvironmentPrivilege 1116 csrss.exe Token: SeSecurityPrivilege 3076 sc.exe Token: SeSecurityPrivilege 3076 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3160 wrote to memory of 4984 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 88 PID 3160 wrote to memory of 4984 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 88 PID 3160 wrote to memory of 4984 3160 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 88 PID 3664 wrote to memory of 2024 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 96 PID 3664 wrote to memory of 2024 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 96 PID 3664 wrote to memory of 2024 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 96 PID 3664 wrote to memory of 2844 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 100 PID 3664 wrote to memory of 2844 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 100 PID 2844 wrote to memory of 3324 2844 cmd.exe 102 PID 2844 wrote to memory of 3324 2844 cmd.exe 102 PID 3664 wrote to memory of 512 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 103 PID 3664 wrote to memory of 512 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 103 PID 3664 wrote to memory of 512 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 103 PID 3664 wrote to memory of 2144 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 105 PID 3664 wrote to memory of 2144 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 105 PID 3664 wrote to memory of 2144 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 105 PID 3664 wrote to memory of 1116 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 107 PID 3664 wrote to memory of 1116 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 107 PID 3664 wrote to memory of 1116 3664 ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe 107 PID 1116 wrote to memory of 5020 1116 csrss.exe 108 PID 1116 wrote to memory of 5020 1116 csrss.exe 108 PID 1116 wrote to memory of 5020 1116 csrss.exe 108 PID 1116 wrote to memory of 1880 1116 csrss.exe 114 PID 1116 wrote to memory of 1880 1116 csrss.exe 114 PID 1116 wrote to memory of 1880 1116 csrss.exe 114 PID 1116 wrote to memory of 3400 1116 csrss.exe 116 PID 1116 wrote to memory of 3400 1116 csrss.exe 116 PID 1116 wrote to memory of 3400 1116 csrss.exe 116 PID 1116 wrote to memory of 1624 1116 csrss.exe 119 PID 1116 wrote to memory of 1624 1116 csrss.exe 119 PID 948 wrote to memory of 1468 948 windefender.exe 125 PID 948 wrote to memory of 1468 948 windefender.exe 125 PID 948 wrote to memory of 1468 948 windefender.exe 125 PID 1468 wrote to memory of 3076 1468 cmd.exe 126 PID 1468 wrote to memory of 3076 1468 cmd.exe 126 PID 1468 wrote to memory of 3076 1468 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\ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe"C:\Users\Admin\AppData\Local\Temp\ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3160 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984
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C:\Users\Admin\AppData\Local\Temp\ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.exe"C:\Users\Admin\AppData\Local\Temp\ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad.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:3664 -
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:2024
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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:2844 -
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:3324
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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:512
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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:2144
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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:1116 -
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:5020
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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:536
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4544
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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:1880
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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:3400
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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:1624
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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:1668
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:948 -
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:1468 -
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:3076
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5056
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
MD5e657004ab7c7e017921b8f1f44179d57
SHA1e2c5aa8ac59a782c9d32851164dd7b68168de317
SHA256b1c4e218068d905e76511e869931cd08aa87c92be8c53e665b58f8ae8032a06a
SHA5121a0e5f9ef5fb8cd3f59698c2cd6f048da58f19f831186512a0bbbb5783b88eb44a2df4e262bdb819cf1de07fa40aeb18bf26f5e38af6a77962c5ad90c115bc13
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a09935b9fbefb76ebbb5e765b3bcceb1
SHA11fad2477c308687d35e0940aac47034c390f28b9
SHA2569b2e7a68604c22108818c2791b4f962d887bc0c09ef136c04d0a2281cd9b9269
SHA512f4ef519d5e4532453e7a000632dba7943dccb8bdcc568537e9ed6a69dfea80bbd91c4cd65150f9451851a2e300f30ad14ac5eacd5b13919ca7beadc02a171d3f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a19048963551b5f9aec9f909b021886
SHA14b177ecf4b5fcdc5b3244f92edfa9a9a141c728e
SHA256c62902514eb63df96da96a95cd80c2ff58f7886244c1078e208046fbefcdf2f8
SHA512a5b0da46e233eacc2dfc3d87ac15b1534a18684cf44b0bda47fd407c4bef84a722da4fcc7881363768b1a79b8de96619b317406bee92c042bb7ee3329e2736e9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58bd8924bc05ada64f7df80b93eb966a7
SHA1ea33cc22a9dd02360276ceafe746fceff6fdd032
SHA25686629c4c3074dd3962e43f4ecb9b631536a6fa0bbf06bbf33cb28c5e72573156
SHA512835e15e54e207ccba91c0b879e83ebafb29cb29904bf4f4472b286c94f0605f77bb10f8a1ef415f9968cc435322bd6a2b5c9eeb89ac2de607cf633c8d1e5423e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5da4be4e773741bb4ec325ccb9d1ce783
SHA12fc1eea7da7716a2ccf065674b1383b85f682755
SHA256a3293d2bbf7f8d9ef85af278623aa40e8f96801d706ee3fd6c4f53e6d82e6dd3
SHA512071abe1128f3bff07453cb79ee27cc3999aadadc0ba0013b4de1df71664e01d16f6651718c8946b2a0e4c172af4ef539f9449e3c078cb42e173392ac3b88debe
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Filesize
4.1MB
MD52d20acf9baf9810d6f995928b85a93c6
SHA136e6a64de5b62b969d5d04b04ad8ca4e4cbe9e35
SHA256ce1a83f818f5c6b9ae8a9b732fb608cf9aa71fbeb64f0d914e965c00759e56ad
SHA512d23fac41ca7c79d793230733f7a704fda56e421125f13542a0e3daf836740178d131027ff422ccdc08d7e1c21876735d1fa36c1f39b4e07c79ecd527c29b5d40
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec