Analysis
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max time kernel
150s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 12:29
Static task
static1
Behavioral task
behavioral1
Sample
06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe
Resource
win10v2004-20240426-en
General
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Target
06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe
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Size
4.1MB
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MD5
c0eb4a3070407d941fe07ebab34d2d23
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SHA1
18b719a0014fa76b7ed65ece5fa9840f4754949a
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SHA256
06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246
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SHA512
8bf12b7defc39ca1c77d4c85b1454b39ce7a98bf686f604b498cd9ee9678afba781a0f81160962eee0210ca6cbc30d0a12bfd07a2376ad9f028821b589296173
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SSDEEP
98304:1/lx2VB4FLDQS1OmkYbRsTncIxTvyO2P5x7YbDUU8r:FlgkYS1OmbburVLyO2P5x7Yb49
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/3100-2-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral2/memory/3100-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3100-72-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3100-74-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral2/memory/228-123-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-199-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-210-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-212-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-217-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-219-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-224-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-231-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2424-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3760 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2424 csrss.exe 1592 injector.exe 3156 windefender.exe 4028 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa27-203.dat upx behavioral2/memory/3156-204-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4028-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3156-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4028-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4028-218-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\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 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 File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log 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 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe File created C:\Windows\rss\csrss.exe 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4864 sc.exe -
pid Process 3592 powershell.exe 4192 powershell.exe 768 powershell.exe 4480 powershell.exe 2484 powershell.exe 3888 powershell.exe 420 powershell.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 408 schtasks.exe 5052 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\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\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4480 powershell.exe 4480 powershell.exe 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 2484 powershell.exe 2484 powershell.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 3888 powershell.exe 3888 powershell.exe 420 powershell.exe 420 powershell.exe 3592 powershell.exe 3592 powershell.exe 4192 powershell.exe 4192 powershell.exe 768 powershell.exe 768 powershell.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 2424 csrss.exe 2424 csrss.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 2424 csrss.exe 2424 csrss.exe 1592 injector.exe 1592 injector.exe 2424 csrss.exe 2424 csrss.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe 1592 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4480 powershell.exe Token: SeDebugPrivilege 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Token: SeImpersonatePrivilege 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe Token: SeDebugPrivilege 2484 powershell.exe Token: SeDebugPrivilege 3888 powershell.exe Token: SeDebugPrivilege 420 powershell.exe Token: SeDebugPrivilege 3592 powershell.exe Token: SeDebugPrivilege 4192 powershell.exe Token: SeDebugPrivilege 768 powershell.exe Token: SeSystemEnvironmentPrivilege 2424 csrss.exe Token: SeSecurityPrivilege 4864 sc.exe Token: SeSecurityPrivilege 4864 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3100 wrote to memory of 4480 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 82 PID 3100 wrote to memory of 4480 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 82 PID 3100 wrote to memory of 4480 3100 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 82 PID 228 wrote to memory of 2484 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 87 PID 228 wrote to memory of 2484 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 87 PID 228 wrote to memory of 2484 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 87 PID 228 wrote to memory of 1120 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 89 PID 228 wrote to memory of 1120 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 89 PID 1120 wrote to memory of 3760 1120 cmd.exe 91 PID 1120 wrote to memory of 3760 1120 cmd.exe 91 PID 228 wrote to memory of 3888 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 92 PID 228 wrote to memory of 3888 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 92 PID 228 wrote to memory of 3888 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 92 PID 228 wrote to memory of 420 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 94 PID 228 wrote to memory of 420 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 94 PID 228 wrote to memory of 420 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 94 PID 228 wrote to memory of 2424 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 96 PID 228 wrote to memory of 2424 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 96 PID 228 wrote to memory of 2424 228 06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe 96 PID 2424 wrote to memory of 3592 2424 csrss.exe 97 PID 2424 wrote to memory of 3592 2424 csrss.exe 97 PID 2424 wrote to memory of 3592 2424 csrss.exe 97 PID 2424 wrote to memory of 4192 2424 csrss.exe 103 PID 2424 wrote to memory of 4192 2424 csrss.exe 103 PID 2424 wrote to memory of 4192 2424 csrss.exe 103 PID 2424 wrote to memory of 768 2424 csrss.exe 105 PID 2424 wrote to memory of 768 2424 csrss.exe 105 PID 2424 wrote to memory of 768 2424 csrss.exe 105 PID 2424 wrote to memory of 1592 2424 csrss.exe 107 PID 2424 wrote to memory of 1592 2424 csrss.exe 107 PID 3156 wrote to memory of 3348 3156 windefender.exe 113 PID 3156 wrote to memory of 3348 3156 windefender.exe 113 PID 3156 wrote to memory of 3348 3156 windefender.exe 113 PID 3348 wrote to memory of 4864 3348 cmd.exe 114 PID 3348 wrote to memory of 4864 3348 cmd.exe 114 PID 3348 wrote to memory of 4864 3348 cmd.exe 114 -
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\06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe"C:\Users\Admin\AppData\Local\Temp\06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480
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C:\Users\Admin\AppData\Local\Temp\06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.exe"C:\Users\Admin\AppData\Local\Temp\06d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246.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:228 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2484
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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:1120 -
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:3760
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:420
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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:2424 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3592
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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:5052
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3360
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4192
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:768
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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:1592
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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:408
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3156 -
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:3348 -
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:4864
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4028
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
MD55501ae634a4dee59d678d4bb1f6f83d2
SHA11f0dcd6686f9bbe0731e9807ba0543d329b6b180
SHA256f65f596bfc962fc3fd2c422806e51c7dd7e210a26ea7fe181377f71b78e01f4d
SHA512dbb0cceacaa31cf43e52db12af3694c27d57c73eb62054f5e5ea88dbfd87584ff4b8f2fdeaaf7a4a4cd024c684c8a4685600ed6c84d6108abe10d018c580d94a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD507d734d881df5366a9487c3f6600dd84
SHA191cbbec8d33396d592ad3eef1f5632f7426b1e68
SHA256931a735167c4806ba9938de8b423c932afa58d3b9c2508ea5edd98c29e1481a3
SHA51239948a348a9b29094f4d630136b6750f59138704d5180fd075fb32e2b5237cd22ebc6db08f2c2451169e2b6b4b7d16a2505ef859e6a8fc3ff6e3e0e49ec2548a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57fe4398d9980e979039f8dc5f57fcb41
SHA1574aade92d0bf167ae0eb213271ebd52a28345da
SHA2565758fcb53b8968243179f87280228fdc2e0eceed0adec98fbe0c750ac89e1658
SHA512c77c5c9ecd98fa6e568c4ea37023397012b43ead145e53c070fe3e7dd0ec9f65e585f9196094dc1fdd82115f9f480315a475740e3d9587f889bf0b1673057f7e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d1716255b4be0ccdcaa40907e5039aa1
SHA16e58e9fcdf86a11f54f95fb72e0deb93c7968475
SHA256c616857d9687fc4a4ddebe1c9af75a2322cd378571acc7e507108d1659f5caca
SHA5122097297134e9b1804b3a3bae166d5239661de5fc00d5cf0c730aefb8c662b2eb7ec5edc29d2901a320b1b09a2fa74d4e7583dd02c43ca6a26ad834f39a99c032
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5699bb8b0eb90ccc9f1af548991392e22
SHA1e2fcbbdc52e663fd6b21a8d9054b90f79fd9258a
SHA256d0971ff2eb28dbecd70cd69e553128f4974ab8de8b8e44caca6f2b0bf25f1ff0
SHA512f58fa3d5ffd04843dea132b105b1722b0fb474719a6f16b5a64a60ab451f785fcd8a1ee2fe9181b2931b2e5e90cdb4863b2cbb01420a38c5c5979c4dcc1b2a0e
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Filesize
4.1MB
MD5c0eb4a3070407d941fe07ebab34d2d23
SHA118b719a0014fa76b7ed65ece5fa9840f4754949a
SHA25606d6bd6a2f31ec0d0e346149b43e1cadbca2847dd2e29f1f8a10c597300f3246
SHA5128bf12b7defc39ca1c77d4c85b1454b39ce7a98bf686f604b498cd9ee9678afba781a0f81160962eee0210ca6cbc30d0a12bfd07a2376ad9f028821b589296173
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec