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Analysis
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max time kernel
149s -
max time network
147s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
11/04/2024, 04:14
Static task
static1
Behavioral task
behavioral1
Sample
e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe
Resource
win10v2004-20240226-en
General
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Target
e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe
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Size
4.2MB
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MD5
4b2e47b818ddb6ac50ca9577b91c482e
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SHA1
63484153d94c41a3ec1771c13999529dacb8141f
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SHA256
e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1
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SHA512
fad4da4d62a1660777d34ed95071d9c67ae522bc3fd37dda59008019888df955e6037192fbce2c3a10e2bc2f3acc6afcd0a78eb00afb8518760ce8cb557b334a
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SSDEEP
98304:g5lPBaWBrbylaZCxbWq17tgxAPYITosQNEMg2S6aC8AEC:OjBrYYebWqlbosQ6t6aC1L
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/5024-2-0x0000000003130000-0x0000000003A1B000-memory.dmp family_glupteba behavioral2/memory/5024-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5024-53-0x0000000003130000-0x0000000003A1B000-memory.dmp family_glupteba behavioral2/memory/5024-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3096-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3096-102-0x0000000002C40000-0x0000000003047000-memory.dmp family_glupteba behavioral2/memory/3096-117-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3096-131-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3096-150-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-261-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-264-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-267-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-270-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-273-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-276-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-279-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5064-283-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2496 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5064 csrss.exe 3764 injector.exe 2368 windefender.exe 4056 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a7a7-250.dat upx behavioral2/memory/2368-255-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4056-259-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4056-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\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 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 -
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 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe File created C:\Windows\rss\csrss.exe e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.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 1508 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 560 schtasks.exe 1052 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.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,-131 = "US Eastern Daylight 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" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.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,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 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\22\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.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\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2260 powershell.exe 2260 powershell.exe 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 4052 powershell.exe 4052 powershell.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 1856 powershell.exe 1856 powershell.exe 3868 powershell.exe 3868 powershell.exe 3768 powershell.exe 3768 powershell.exe 5052 powershell.exe 5052 powershell.exe 2940 powershell.exe 2940 powershell.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 5064 csrss.exe 5064 csrss.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 5064 csrss.exe 5064 csrss.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 5064 csrss.exe 5064 csrss.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe 3764 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2260 powershell.exe Token: SeDebugPrivilege 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Token: SeImpersonatePrivilege 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 1856 powershell.exe Token: SeDebugPrivilege 3868 powershell.exe Token: SeDebugPrivilege 3768 powershell.exe Token: SeDebugPrivilege 5052 powershell.exe Token: SeDebugPrivilege 2940 powershell.exe Token: SeSystemEnvironmentPrivilege 5064 csrss.exe Token: SeSecurityPrivilege 1508 sc.exe Token: SeSecurityPrivilege 1508 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5024 wrote to memory of 2260 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 78 PID 5024 wrote to memory of 2260 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 78 PID 5024 wrote to memory of 2260 5024 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 78 PID 3096 wrote to memory of 4052 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 83 PID 3096 wrote to memory of 4052 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 83 PID 3096 wrote to memory of 4052 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 83 PID 3096 wrote to memory of 4064 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 85 PID 3096 wrote to memory of 4064 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 85 PID 4064 wrote to memory of 2496 4064 cmd.exe 87 PID 4064 wrote to memory of 2496 4064 cmd.exe 87 PID 3096 wrote to memory of 1856 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 88 PID 3096 wrote to memory of 1856 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 88 PID 3096 wrote to memory of 1856 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 88 PID 3096 wrote to memory of 3868 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 90 PID 3096 wrote to memory of 3868 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 90 PID 3096 wrote to memory of 3868 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 90 PID 3096 wrote to memory of 5064 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 92 PID 3096 wrote to memory of 5064 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 92 PID 3096 wrote to memory of 5064 3096 e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe 92 PID 5064 wrote to memory of 3768 5064 csrss.exe 93 PID 5064 wrote to memory of 3768 5064 csrss.exe 93 PID 5064 wrote to memory of 3768 5064 csrss.exe 93 PID 5064 wrote to memory of 5052 5064 csrss.exe 99 PID 5064 wrote to memory of 5052 5064 csrss.exe 99 PID 5064 wrote to memory of 5052 5064 csrss.exe 99 PID 5064 wrote to memory of 2940 5064 csrss.exe 101 PID 5064 wrote to memory of 2940 5064 csrss.exe 101 PID 5064 wrote to memory of 2940 5064 csrss.exe 101 PID 5064 wrote to memory of 3764 5064 csrss.exe 103 PID 5064 wrote to memory of 3764 5064 csrss.exe 103 PID 2368 wrote to memory of 2228 2368 windefender.exe 109 PID 2368 wrote to memory of 2228 2368 windefender.exe 109 PID 2368 wrote to memory of 2228 2368 windefender.exe 109 PID 2228 wrote to memory of 1508 2228 cmd.exe 110 PID 2228 wrote to memory of 1508 2228 cmd.exe 110 PID 2228 wrote to memory of 1508 2228 cmd.exe 110 -
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\e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe"C:\Users\Admin\AppData\Local\Temp\e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2260
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C:\Users\Admin\AppData\Local\Temp\e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.exe"C:\Users\Admin\AppData\Local\Temp\e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1.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:3096 -
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:4052
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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:4064 -
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:2496
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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:1856
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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:3868
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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:5064 -
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:3768
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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:560
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4884
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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:5052
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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:2940
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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:3764
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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:1052
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2368 -
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:2228 -
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:1508
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4056
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56924b5deb75320667d05d13b6f8fda6f
SHA1e8749ed4e3f74311d7a62a0afb51517c5f27a945
SHA256f347f2fb7927482dcfd77e3657e044c9cd5827b7e4c70d3e7d6dfdb3a01cd5e5
SHA5121d8d3c19ed398bfbd1e898ebe4e22554ecba45b13d307f18875692cef4b70f6692e906e00550a1c8b3c494ad560090df4b5626563fd3e1da34e28676016df26f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD546fdc86e6d532353804282d7dd6b04d1
SHA196e4e1745871d994877b00391f6b47874fe3a32e
SHA256e99535dee9d7648131f1335f3e8788dbe9c41d44b9f0f899b4b8ad40c4e11402
SHA5120a1fb9eb465e6fb5a17ed088462e76cb081b94b1eeddc43c7889f1ab50b692056b87d423539107a2b08bbb432bf2a38bc7e2a2de09bb00c09db34e73e0b5c9a8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d4a2ee4b2e84159c04a56bb1ffcbe374
SHA1558cb10fab92b3c9376cc1cc62c0c6e10c04531d
SHA256eece408667e8078d637229594f58b6ea0e6297cd09efa01591cd6ab65f6229e2
SHA512d3ce7c7f93947848c45b8f8c9e9c3f06394862ca91c27883a7af123803af7fb7ae779475f3e7983d37eab7c948bdddaa28152d4c7a926e7110b901ce24a5bff0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b2097848807b2287e3f1b3b293149863
SHA1c5bf9250e599e922d9d3bd7e5716c9f4df8dae11
SHA256b2a5ad312c7634778e39830507c29972394d788f016128ba04c287382e1f1d8f
SHA512805297497fd342a1be54d2aa508c375a370e34ef8bb29fc969ac4a7225407bba1d3fa3346131a1e47251a6c38e46209f49c1f837326d38d1f51d2c145df596dd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e127c7f94e28471ac09ca656bf706cb6
SHA1873e2ac88be9e8ddc0f583c59ded555e24517d51
SHA256c3774bf6fc9cc1a06d775fb043af4cbb013e3273fd847dab2b50e540920aaa44
SHA5120b6428aca19646f5c8f2502aa25a4ff3c0a67cc0378e677ca062318bea2db949b181d3257a5a8f425a0904f47439ffd86cdde756383937b8b0b73d63cd07af67
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Filesize
4.2MB
MD54b2e47b818ddb6ac50ca9577b91c482e
SHA163484153d94c41a3ec1771c13999529dacb8141f
SHA256e5f34333e8249ce8d71c5ebb2632cbbbe34f04bb6f10a8b25cd32db7fc05c6b1
SHA512fad4da4d62a1660777d34ed95071d9c67ae522bc3fd37dda59008019888df955e6037192fbce2c3a10e2bc2f3acc6afcd0a78eb00afb8518760ce8cb557b334a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec