Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 10:43
Static task
static1
Behavioral task
behavioral1
Sample
0c96e6d067f34559e635c191e6489fb0.exe
Resource
win7-20240508-en
General
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Target
0c96e6d067f34559e635c191e6489fb0.exe
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Size
4.1MB
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MD5
0c96e6d067f34559e635c191e6489fb0
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SHA1
604f5e2b25c2c9d73e98398de92060153a605d51
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SHA256
cb222f8502c3364801cb2439601dee33ddeadf8bd9dbeda7de2f33565581677f
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SHA512
855966b45edc3eada71f5639f943687e1a426d6e21e761da8dfd618e1fe9a6568ed67816c5c79a53126d1655ff08a2f9728c353b53285159f1fa87268c2c8cd6
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SSDEEP
98304:6oJ/zNpfNOjfVFQ/nccBDV6mYf0gdQtHi3wo8k3cC1G76/i3:6grNPOj9FQvccBDkmyddxD3VFi3
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/2256-2-0x0000000004CF0000-0x00000000055DB000-memory.dmp family_glupteba behavioral2/memory/2256-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2256-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2256-57-0x0000000004CF0000-0x00000000055DB000-memory.dmp family_glupteba behavioral2/memory/2256-54-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/3476-85-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/3476-134-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-161-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-215-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-227-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-231-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-233-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-235-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-237-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-239-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-241-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-243-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/5112-245-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1444 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5112 csrss.exe 1196 injector.exe 4536 windefender.exe 3528 windefender.exe -
resource yara_rule behavioral2/files/0x000800000002340a-223.dat upx behavioral2/memory/4536-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3528-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4536-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3528-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3528-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 0c96e6d067f34559e635c191e6489fb0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0c96e6d067f34559e635c191e6489fb0.exe File created C:\Windows\rss\csrss.exe 0c96e6d067f34559e635c191e6489fb0.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 4868 sc.exe -
pid Process 3772 powershell.exe 4888 powershell.exe 4408 powershell.exe 4928 powershell.exe 3664 powershell.exe 4668 powershell.exe 4048 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 4292 schtasks.exe 3880 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,-1971 = "Belarus Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 0c96e6d067f34559e635c191e6489fb0.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\Disallowed 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\2a\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian 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,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 0c96e6d067f34559e635c191e6489fb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 0c96e6d067f34559e635c191e6489fb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4668 powershell.exe 4668 powershell.exe 2256 0c96e6d067f34559e635c191e6489fb0.exe 2256 0c96e6d067f34559e635c191e6489fb0.exe 4048 powershell.exe 4048 powershell.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3476 0c96e6d067f34559e635c191e6489fb0.exe 3772 powershell.exe 3772 powershell.exe 4888 powershell.exe 4888 powershell.exe 4408 powershell.exe 4408 powershell.exe 4928 powershell.exe 4928 powershell.exe 3664 powershell.exe 3664 powershell.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 5112 csrss.exe 5112 csrss.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 5112 csrss.exe 5112 csrss.exe 1196 injector.exe 1196 injector.exe 5112 csrss.exe 5112 csrss.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe 1196 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4668 powershell.exe Token: SeDebugPrivilege 2256 0c96e6d067f34559e635c191e6489fb0.exe Token: SeImpersonatePrivilege 2256 0c96e6d067f34559e635c191e6489fb0.exe Token: SeDebugPrivilege 4048 powershell.exe Token: SeDebugPrivilege 3772 powershell.exe Token: SeDebugPrivilege 4888 powershell.exe Token: SeDebugPrivilege 4408 powershell.exe Token: SeDebugPrivilege 4928 powershell.exe Token: SeDebugPrivilege 3664 powershell.exe Token: SeSystemEnvironmentPrivilege 5112 csrss.exe Token: SeSecurityPrivilege 4868 sc.exe Token: SeSecurityPrivilege 4868 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2256 wrote to memory of 4668 2256 0c96e6d067f34559e635c191e6489fb0.exe 94 PID 2256 wrote to memory of 4668 2256 0c96e6d067f34559e635c191e6489fb0.exe 94 PID 2256 wrote to memory of 4668 2256 0c96e6d067f34559e635c191e6489fb0.exe 94 PID 3476 wrote to memory of 4048 3476 0c96e6d067f34559e635c191e6489fb0.exe 99 PID 3476 wrote to memory of 4048 3476 0c96e6d067f34559e635c191e6489fb0.exe 99 PID 3476 wrote to memory of 4048 3476 0c96e6d067f34559e635c191e6489fb0.exe 99 PID 3476 wrote to memory of 3800 3476 0c96e6d067f34559e635c191e6489fb0.exe 102 PID 3476 wrote to memory of 3800 3476 0c96e6d067f34559e635c191e6489fb0.exe 102 PID 3800 wrote to memory of 1444 3800 cmd.exe 104 PID 3800 wrote to memory of 1444 3800 cmd.exe 104 PID 3476 wrote to memory of 3772 3476 0c96e6d067f34559e635c191e6489fb0.exe 105 PID 3476 wrote to memory of 3772 3476 0c96e6d067f34559e635c191e6489fb0.exe 105 PID 3476 wrote to memory of 3772 3476 0c96e6d067f34559e635c191e6489fb0.exe 105 PID 3476 wrote to memory of 4888 3476 0c96e6d067f34559e635c191e6489fb0.exe 109 PID 3476 wrote to memory of 4888 3476 0c96e6d067f34559e635c191e6489fb0.exe 109 PID 3476 wrote to memory of 4888 3476 0c96e6d067f34559e635c191e6489fb0.exe 109 PID 3476 wrote to memory of 5112 3476 0c96e6d067f34559e635c191e6489fb0.exe 111 PID 3476 wrote to memory of 5112 3476 0c96e6d067f34559e635c191e6489fb0.exe 111 PID 3476 wrote to memory of 5112 3476 0c96e6d067f34559e635c191e6489fb0.exe 111 PID 5112 wrote to memory of 4408 5112 csrss.exe 112 PID 5112 wrote to memory of 4408 5112 csrss.exe 112 PID 5112 wrote to memory of 4408 5112 csrss.exe 112 PID 5112 wrote to memory of 4928 5112 csrss.exe 118 PID 5112 wrote to memory of 4928 5112 csrss.exe 118 PID 5112 wrote to memory of 4928 5112 csrss.exe 118 PID 5112 wrote to memory of 3664 5112 csrss.exe 120 PID 5112 wrote to memory of 3664 5112 csrss.exe 120 PID 5112 wrote to memory of 3664 5112 csrss.exe 120 PID 5112 wrote to memory of 1196 5112 csrss.exe 122 PID 5112 wrote to memory of 1196 5112 csrss.exe 122 PID 4536 wrote to memory of 3992 4536 windefender.exe 128 PID 4536 wrote to memory of 3992 4536 windefender.exe 128 PID 4536 wrote to memory of 3992 4536 windefender.exe 128 PID 3992 wrote to memory of 4868 3992 cmd.exe 129 PID 3992 wrote to memory of 4868 3992 cmd.exe 129 PID 3992 wrote to memory of 4868 3992 cmd.exe 129 -
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\0c96e6d067f34559e635c191e6489fb0.exe"C:\Users\Admin\AppData\Local\Temp\0c96e6d067f34559e635c191e6489fb0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4668
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C:\Users\Admin\AppData\Local\Temp\0c96e6d067f34559e635c191e6489fb0.exe"C:\Users\Admin\AppData\Local\Temp\0c96e6d067f34559e635c191e6489fb0.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:3476 -
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:4048
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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:3800 -
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:1444
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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:3772
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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:4888
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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:5112 -
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:4408
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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:4292
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4356
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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:4928
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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:3664
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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:1196
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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:3880
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4536 -
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:3992 -
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:4868
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3528
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD595cece0ce914e1c840a902549ef20eb0
SHA1b72e8d006de17c04f1e5d2be085dea8e2658f8a8
SHA25675a016ebb230f29adf7e94a30b7cf4abd2da2c2f99e3de7411aa0d03b2fd7209
SHA512a054cd50efacb1db56e70660daa85103f2807a3d0ba4160afac3a37ac419bd9cd54e7d4c57c37121695feb38d778620146ac61a147369df0c9c66b2dd4d442d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ba6f364381c4cedf2b7b3bc48632d290
SHA14f6aaffd30163498bece6c498cec282c6d472cf7
SHA256c7b37ada7dbafc21801e51020afc6aba47c6222ee20bd986e2cb99a4ca2ec7df
SHA51208bff766d12ab2bdea38cadded8d6e0beabe981c885196d7df0e51dee970af3d3a8dfde91c79f5195c285024f9fceaef5fd7a826e46fcb6b938043e02815f257
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD505f64c6483fbdd5b3d82bc7454627702
SHA1c9ef7c01d0e3144249d6fd3526b35c6acc6a88bf
SHA256dee086b531ae01a9788b8dafa2c673e5f15e20b9aa23034a53fae59fabee46e4
SHA512324d1b6638cdc5d7cb74f9982ea10ca78d74aacd26d31fe65b1af06d0fd1c164b9931496ae00e7e5807203f03a9d99920df1e17ff70de7cc801042b483a0bba2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5399594fb439cac4de711a9d079ce1606
SHA1c91fbce83121f2aeaf9068385162fa6260372cfd
SHA25659e6a150a963060cd9a7624b83a55db4e48ea464f4ce1731e2eecda54cf2f39a
SHA51299b3c5eb3457c066c5071d13592625078c8a31b581135bd2b3e79bbd84419c9385fd56078a8ef5466605e1cc370ec677af126bd08a6c8ed36bac6c586b12893b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b5fbb03051cb0d42196e529323b6198a
SHA18891b246118dbd83db9c6d69faac7bb89f4b1bc3
SHA256efe3ce2cf0bfa76210aee3655af3ecbac04f4352a8c2889aa75796e9c55cbc99
SHA5121998ecd0f2b096923006a32edf865d3cd446f76bae33b6bbc08854ed2511523f05766785be80dfbdd4afd4af4da18883e5cad5f00354915243ead307769f0c25
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Filesize
4.1MB
MD50c96e6d067f34559e635c191e6489fb0
SHA1604f5e2b25c2c9d73e98398de92060153a605d51
SHA256cb222f8502c3364801cb2439601dee33ddeadf8bd9dbeda7de2f33565581677f
SHA512855966b45edc3eada71f5639f943687e1a426d6e21e761da8dfd618e1fe9a6568ed67816c5c79a53126d1655ff08a2f9728c353b53285159f1fa87268c2c8cd6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec