Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
20/04/2024, 11:44
Static task
static1
Behavioral task
behavioral1
Sample
0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe
Resource
win10v2004-20240412-en
General
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Target
0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe
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Size
4.2MB
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MD5
9afedb6450a5add8d44164810c8cbad0
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SHA1
635120385c52a1c08affa977362224dad1c9ecb6
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SHA256
0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39
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SHA512
450624709acee61eac022e123375fb0c60b8609f678555613118e393ad87ef89e7a663ce0c1825ce022b71bedc7cdb276fd62170f399a9ee039e7e1a2acaf5a7
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SSDEEP
98304:KExeyMsyixS5pRc4vIUtzCuveHCg7xBa+u+nRp:KMby0Sruak17xwA
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/5016-2-0x0000000004030000-0x000000000491B000-memory.dmp family_glupteba behavioral1/memory/5016-3-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/3932-56-0x0000000004010000-0x00000000048FB000-memory.dmp family_glupteba behavioral1/memory/3932-57-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/5016-67-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/3932-154-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-255-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-264-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-267-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-270-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-273-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-276-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-279-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-282-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-285-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-288-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-291-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-294-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba behavioral1/memory/2388-297-0x0000000000400000-0x0000000001DF9000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2236 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2388 csrss.exe 4296 injector.exe 1704 windefender.exe 4060 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002340e-258.dat upx behavioral1/memory/1704-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4060-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4060-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 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 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.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 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe File created C:\Windows\rss\csrss.exe 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4276 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3724 schtasks.exe 2616 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\26\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2652 powershell.exe 2652 powershell.exe 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 1520 powershell.exe 1520 powershell.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 2500 powershell.exe 2500 powershell.exe 3428 powershell.exe 3428 powershell.exe 3428 powershell.exe 1196 powershell.exe 1196 powershell.exe 1196 powershell.exe 636 powershell.exe 636 powershell.exe 636 powershell.exe 4280 powershell.exe 4280 powershell.exe 4280 powershell.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 2388 csrss.exe 2388 csrss.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 2388 csrss.exe 2388 csrss.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 2388 csrss.exe 2388 csrss.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe 4296 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2652 powershell.exe Token: SeDebugPrivilege 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Token: SeImpersonatePrivilege 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe Token: SeDebugPrivilege 1520 powershell.exe Token: SeDebugPrivilege 2500 powershell.exe Token: SeDebugPrivilege 3428 powershell.exe Token: SeDebugPrivilege 1196 powershell.exe Token: SeDebugPrivilege 636 powershell.exe Token: SeDebugPrivilege 4280 powershell.exe Token: SeSystemEnvironmentPrivilege 2388 csrss.exe Token: SeSecurityPrivilege 4276 sc.exe Token: SeSecurityPrivilege 4276 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5016 wrote to memory of 2652 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 89 PID 5016 wrote to memory of 2652 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 89 PID 5016 wrote to memory of 2652 5016 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 89 PID 3932 wrote to memory of 1520 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 95 PID 3932 wrote to memory of 1520 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 95 PID 3932 wrote to memory of 1520 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 95 PID 3932 wrote to memory of 1896 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 97 PID 3932 wrote to memory of 1896 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 97 PID 1896 wrote to memory of 2236 1896 cmd.exe 99 PID 1896 wrote to memory of 2236 1896 cmd.exe 99 PID 3932 wrote to memory of 2500 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 102 PID 3932 wrote to memory of 2500 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 102 PID 3932 wrote to memory of 2500 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 102 PID 3932 wrote to memory of 3428 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 105 PID 3932 wrote to memory of 3428 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 105 PID 3932 wrote to memory of 3428 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 105 PID 3932 wrote to memory of 2388 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 107 PID 3932 wrote to memory of 2388 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 107 PID 3932 wrote to memory of 2388 3932 0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe 107 PID 2388 wrote to memory of 1196 2388 csrss.exe 108 PID 2388 wrote to memory of 1196 2388 csrss.exe 108 PID 2388 wrote to memory of 1196 2388 csrss.exe 108 PID 2388 wrote to memory of 636 2388 csrss.exe 115 PID 2388 wrote to memory of 636 2388 csrss.exe 115 PID 2388 wrote to memory of 636 2388 csrss.exe 115 PID 2388 wrote to memory of 4280 2388 csrss.exe 118 PID 2388 wrote to memory of 4280 2388 csrss.exe 118 PID 2388 wrote to memory of 4280 2388 csrss.exe 118 PID 2388 wrote to memory of 4296 2388 csrss.exe 120 PID 2388 wrote to memory of 4296 2388 csrss.exe 120 PID 1704 wrote to memory of 4300 1704 windefender.exe 126 PID 1704 wrote to memory of 4300 1704 windefender.exe 126 PID 1704 wrote to memory of 4300 1704 windefender.exe 126 PID 4300 wrote to memory of 4276 4300 cmd.exe 127 PID 4300 wrote to memory of 4276 4300 cmd.exe 127 PID 4300 wrote to memory of 4276 4300 cmd.exe 127 -
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\0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe"C:\Users\Admin\AppData\Local\Temp\0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5016 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2652
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C:\Users\Admin\AppData\Local\Temp\0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.exe"C:\Users\Admin\AppData\Local\Temp\0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39.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:3932 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1520
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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:1896 -
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:2236
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3428
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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:2388 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID: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:3724
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1508
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:636
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4280
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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:4296
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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:2616
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1704 -
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:4300 -
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:4276
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4060
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD588a2f994a2b09ebd719011628514e016
SHA1873ecfb23d26a0dda79967ed67bbb6764c4e2ddd
SHA25604cb1cae417886806a030ab10dd3bd769c2341e47ca3fd221f0a7da849d44120
SHA5122421f6bd964d034863d5bd4ea4093ecdce72fe3bf4d089db4bd5cbf51cf7900d6bcfef8d12fe43e100784587e9642c1d95e35e5d0a7c1d55d094bf235210b719
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD559b423f217463ee709e44d4876fdd1e6
SHA14992a173327edf2cf0934dbae90450944eb77ce6
SHA256b3e56f15275c45ebe600caf1f12ef76103f82cc563ef0a151cb4f1c0281c1a84
SHA512aaceb259d30f9b8dda96c13a433b7d3c586ffadbc924d92def5cec7b0788d650a84279a9f0be2943309a36132a0debe7a93aef3ae1c91abcb617873910bedd59
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57588590335cf4583a44702c265cf47a2
SHA122b6a8cfc48dbbf393e522386a09c80f19f0b475
SHA25699996a3a3b192cb579de454dd48abf5cb28b60a9bf3cde29d3061284b1c0bac9
SHA512bd03da199976a74d163fe7a097c6e5c7401e8f33dc0dfe1150107d88c40ab4ff822ec4a3aa1a73631d0f36ca7dd4567b9beaad78aa995aed085614833b2cc185
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56d428c7698da4caa59f7ca1ab18b795e
SHA10b4de84aa9c3040116c0390d2d50f2788ea6c651
SHA256d7ef688f785f8a9800f0ba31c46be8acf9550bb8673785c71967ea204c3d07d2
SHA512dc231015173be039cbb035836ee51afd07d0dd2970bd2077a27b8218d7534d1f268debd542daf3a818a444da8fc60cc90646e2bcca2d483cf453fd7632afbaf4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5addd1d8d5d7600c81a617666d21fd613
SHA152037cdebd76379284d3bed79f0fe9f68c31e336
SHA2569976f114fdf73b63518616e7002f92f88fbc7eeb5d0bc1ccda60335230cb31b7
SHA5124ffa3148ee18933c3e8b7ae58c57bccebced04cef48ffea5667b71e569ecbbe0909ced5f622019d3477edeefacc39abac50f069df7365a9bba97c92d2f6b54f2
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Filesize
4.2MB
MD59afedb6450a5add8d44164810c8cbad0
SHA1635120385c52a1c08affa977362224dad1c9ecb6
SHA2560c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39
SHA512450624709acee61eac022e123375fb0c60b8609f678555613118e393ad87ef89e7a663ce0c1825ce022b71bedc7cdb276fd62170f399a9ee039e7e1a2acaf5a7
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec