Analysis
-
max time kernel
149s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 18:13
Static task
static1
Behavioral task
behavioral1
Sample
43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe
Resource
win10v2004-20240508-en
General
-
Target
43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe
-
Size
4.1MB
-
MD5
34e0adae7d41772930a323922e1620bf
-
SHA1
f26697afec27c400d7f0453cffd4e17cb3f66b94
-
SHA256
43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38
-
SHA512
46e08ffd26e0363a9e6346a72b837a515773c882d1afae37646725e0938930729ffa564133708e88e5b087fc855142ae45a5516a1d32412666011c766ef33864
-
SSDEEP
98304:goKALZtLSnhBaG13jSGzI9y04m/Xf7c/d7YDSGfJg5NEka2Q+gb:gC1IraEjIw04m/Xfo4a5yka2Q+gb
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/840-2-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral1/memory/840-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/840-9-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/840-58-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral1/memory/840-60-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/840-59-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/4104-84-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/4104-140-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-153-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-222-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-234-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-237-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-242-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-246-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-250-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-253-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-258-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-262-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/316-266-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1200 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 316 csrss.exe 4464 injector.exe 5012 windefender.exe 932 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233e8-227.dat upx behavioral1/memory/5012-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/932-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5012-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/932-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/932-245-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/932-257-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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.
-
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 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 -
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 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe File created C:\Windows\rss\csrss.exe 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.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 2944 sc.exe -
pid Process 1508 powershell.exe 4664 powershell.exe 4464 powershell.exe 4868 powershell.exe 4380 powershell.exe 3140 powershell.exe 4016 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 1392 schtasks.exe 2376 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\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.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,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.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\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight 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\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius 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\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.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\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4664 powershell.exe 4664 powershell.exe 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4464 powershell.exe 4464 powershell.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 4868 powershell.exe 4868 powershell.exe 4380 powershell.exe 4380 powershell.exe 3140 powershell.exe 3140 powershell.exe 4016 powershell.exe 4016 powershell.exe 1508 powershell.exe 1508 powershell.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 316 csrss.exe 316 csrss.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 316 csrss.exe 316 csrss.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 316 csrss.exe 316 csrss.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe 4464 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4664 powershell.exe Token: SeDebugPrivilege 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Token: SeImpersonatePrivilege 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe Token: SeDebugPrivilege 4464 powershell.exe Token: SeDebugPrivilege 4868 powershell.exe Token: SeDebugPrivilege 4380 powershell.exe Token: SeDebugPrivilege 3140 powershell.exe Token: SeDebugPrivilege 4016 powershell.exe Token: SeDebugPrivilege 1508 powershell.exe Token: SeSystemEnvironmentPrivilege 316 csrss.exe Token: SeSecurityPrivilege 2944 sc.exe Token: SeSecurityPrivilege 2944 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 840 wrote to memory of 4664 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 85 PID 840 wrote to memory of 4664 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 85 PID 840 wrote to memory of 4664 840 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 85 PID 4104 wrote to memory of 4464 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 90 PID 4104 wrote to memory of 4464 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 90 PID 4104 wrote to memory of 4464 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 90 PID 4104 wrote to memory of 3216 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 92 PID 4104 wrote to memory of 3216 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 92 PID 3216 wrote to memory of 1200 3216 cmd.exe 94 PID 3216 wrote to memory of 1200 3216 cmd.exe 94 PID 4104 wrote to memory of 4868 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 95 PID 4104 wrote to memory of 4868 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 95 PID 4104 wrote to memory of 4868 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 95 PID 4104 wrote to memory of 4380 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 98 PID 4104 wrote to memory of 4380 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 98 PID 4104 wrote to memory of 4380 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 98 PID 4104 wrote to memory of 316 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 101 PID 4104 wrote to memory of 316 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 101 PID 4104 wrote to memory of 316 4104 43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe 101 PID 316 wrote to memory of 3140 316 csrss.exe 102 PID 316 wrote to memory of 3140 316 csrss.exe 102 PID 316 wrote to memory of 3140 316 csrss.exe 102 PID 316 wrote to memory of 4016 316 csrss.exe 107 PID 316 wrote to memory of 4016 316 csrss.exe 107 PID 316 wrote to memory of 4016 316 csrss.exe 107 PID 316 wrote to memory of 1508 316 csrss.exe 110 PID 316 wrote to memory of 1508 316 csrss.exe 110 PID 316 wrote to memory of 1508 316 csrss.exe 110 PID 316 wrote to memory of 4464 316 csrss.exe 112 PID 316 wrote to memory of 4464 316 csrss.exe 112 PID 5012 wrote to memory of 1620 5012 windefender.exe 118 PID 5012 wrote to memory of 1620 5012 windefender.exe 118 PID 5012 wrote to memory of 1620 5012 windefender.exe 118 PID 1620 wrote to memory of 2944 1620 cmd.exe 119 PID 1620 wrote to memory of 2944 1620 cmd.exe 119 PID 1620 wrote to memory of 2944 1620 cmd.exe 119 -
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
-
C:\Users\Admin\AppData\Local\Temp\43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe"C:\Users\Admin\AppData\Local\Temp\43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4664
-
-
C:\Users\Admin\AppData\Local\Temp\43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.exe"C:\Users\Admin\AppData\Local\Temp\43097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38.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:4104 -
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:4464
-
-
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:3216 -
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:1200
-
-
-
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:4868
-
-
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:4380
-
-
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:316 -
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:3140
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1392
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2628
-
-
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:4016
-
-
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:1508
-
-
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:4464
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2376
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5012 -
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:1620 -
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:2944
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:932
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ac672cd0530d6caa2ccb3cca19571b06
SHA1756be33a4eefdf390d40890956658551700b4ebf
SHA2566aa60283f79de8d05ea2612d8ef7cedb480ebb7c6a1245176461cdce919effa3
SHA5123a41e104f3d3a6e83afff162551d83463e9133333f7b064ab18d175a88d1fd08d1fe61dd2090c5b9b0dc4dd3b90ec5e1c1b489e6c4a746820f3212e425b41472
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54f1400169f9a63bc876c1007b04e7e0b
SHA10a00d1e20211ce64f05726cd293f29f5ab4e0888
SHA256ce7e9ac35b030a5ed4456fb84cc6e34a31bc70d2ea656cad7a582d7979ae77e3
SHA5129aec11818f01ca4c4034b3563b39548afa9b81a9af7c492832b1797c21ce7d370c63a6ab8d3dd5ff0fcc0d6f5631e3f9bb643fdcdbc52f7343e055ac766877eb
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5771142472bc9e7e37d3b068d31acd057
SHA116459123608eb0ebe462d7019ca22f25957288af
SHA2568477195e697673d3b895df760ec945f6b73ce97a51e4a2df6909eaa792691cc2
SHA51246154e0c10a6b3689717120e9df60f7ac659dfa1eee48239813046168f8120d95b5414ae085b36f8035bbcc580b7a2ecf6a3d1ac305721adb610ec49737c869b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56cf69b31a003cde94c764534fb3a17e4
SHA1d55b519c4a2900953044688c3f8277de39c726a9
SHA2565631570b9ca1b7fae9e32569833e18c31c5dd40dd596298c51d43810e96d4751
SHA512528f4702738756ef3859e277cfcab32a5b216aad9fe00cb7d552e3c252307c3638590a0c92e6e1c2bae460708433ecacbf0c289bbaca3c0e9f9b71489596f59b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD565db537509dd9c193006ba32168bc643
SHA1190b23e10c7615f10cea32b17b2d3c607cacfb77
SHA256f0c39ee3154f3f706afc7cc7a9939a5612f2668b6098bedcf5ef3e48fb9ce4a6
SHA5125036687f07e147cb2fa99c21db2b1b76b101668f447aec6f6549b7ffa20edda03d8f2bcf006286cb4c1fcff82d8d9c2cb90e3a68d81921d9d5dce7b459a7e5ab
-
Filesize
4.1MB
MD534e0adae7d41772930a323922e1620bf
SHA1f26697afec27c400d7f0453cffd4e17cb3f66b94
SHA25643097af0c0016b469656706ee080e73a4edb6f2cd2f5e14e63381dc03175dc38
SHA51246e08ffd26e0363a9e6346a72b837a515773c882d1afae37646725e0938930729ffa564133708e88e5b087fc855142ae45a5516a1d32412666011c766ef33864
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec