Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14-11-2024 05:26
Static task
static1
Behavioral task
behavioral1
Sample
6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe
Resource
win10v2004-20241007-en
General
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Target
6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe
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Size
2.0MB
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MD5
43a09f586ae8fe86191c47743b5cf744
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SHA1
a8bc2177c871d0d29e93737a7ebcaa3da8f182de
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SHA256
6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58
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SHA512
ff8acde081b435a1bb0f204359bd7227b380a66e61472546016db41c53c7708c91215af8fbc3fdc8a99d1e15f6139c3e278b04dc483ecc3d952a2d1240efa104
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SSDEEP
49152:+bv4/KHiciethGCUA1TJeUCMkiOT3eY1CKzuJtGvAAzB:+bv4/BUVb5JLChiAu1evAoB
Malware Config
Signatures
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Modifies WinLogon for persistence 2 TTPs 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\", \"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\", \"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\", \"C:\\Users\\All Users\\Favorites\\sppsvc.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\", \"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\", \"C:\\Users\\All Users\\Favorites\\sppsvc.exe\", \"C:\\Program Files (x86)\\Microsoft Analysis Services\\AS OLEDB\\audiodg.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\", \"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\", \"C:\\Users\\All Users\\Favorites\\sppsvc.exe\", \"C:\\Program Files (x86)\\Microsoft Analysis Services\\AS OLEDB\\audiodg.exe\", \"C:\\MSOCache\\All Users\\OSPPSVC.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\", \"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\", \"C:\\Users\\All Users\\Favorites\\sppsvc.exe\", \"C:\\Program Files (x86)\\Microsoft Analysis Services\\AS OLEDB\\audiodg.exe\", \"C:\\MSOCache\\All Users\\OSPPSVC.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Temp\\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe -
Process spawned unexpected child process 18 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2420 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2612 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2700 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1692 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1656 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2916 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2488 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1380 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2852 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2164 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2832 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1060 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1616 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1264 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2984 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2912 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2980 2592 schtasks.exe 31 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2416 2592 schtasks.exe 31 -
Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2976 powershell.exe 444 powershell.exe 848 powershell.exe 1080 powershell.exe 1428 powershell.exe 3024 powershell.exe -
Executes dropped EXE 1 IoCs
pid Process 2284 winlogon.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 12 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Users\\All Users\\Favorites\\sppsvc.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\MSOCache\\All Users\\OSPPSVC.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\MSOCache\\All Users\\OSPPSVC.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Program Files (x86)\\MSBuild\\winlogon.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\MSOCache\\All Users\\{90140000-001B-0409-0000-0000000FF1CE}-C\\smss.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Users\\All Users\\Favorites\\sppsvc.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\audiodg = "\"C:\\Program Files (x86)\\Microsoft Analysis Services\\AS OLEDB\\audiodg.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\audiodg = "\"C:\\Program Files (x86)\\Microsoft Analysis Services\\AS OLEDB\\audiodg.exe\"" 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe -
Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 ipinfo.io 13 ipinfo.io 4 ipinfo.io 5 ipinfo.io -
Drops file in System32 directory 2 IoCs
description ioc Process File created \??\c:\Windows\System32\CSC797F64D6C1124E22AAED1FCADA447C4.TMP csc.exe File created \??\c:\Windows\System32\qmeprf.exe csc.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File created C:\Program Files (x86)\MSBuild\winlogon.exe 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe File created C:\Program Files (x86)\MSBuild\cc11b995f2a76d 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe File created C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\audiodg.exe 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe File created C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\42af1c969fbb7b 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 356 PING.EXE -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 356 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2912 schtasks.exe 2980 schtasks.exe 2700 schtasks.exe 1380 schtasks.exe 2832 schtasks.exe 1264 schtasks.exe 2612 schtasks.exe 1692 schtasks.exe 2852 schtasks.exe 2416 schtasks.exe 2420 schtasks.exe 1060 schtasks.exe 1616 schtasks.exe 2984 schtasks.exe 1656 schtasks.exe 2916 schtasks.exe 2488 schtasks.exe 2164 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe Token: SeDebugPrivilege 848 powershell.exe Token: SeDebugPrivilege 1080 powershell.exe Token: SeDebugPrivilege 1428 powershell.exe Token: SeDebugPrivilege 444 powershell.exe Token: SeDebugPrivilege 2976 powershell.exe Token: SeDebugPrivilege 3024 powershell.exe Token: SeDebugPrivilege 2284 winlogon.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2544 wrote to memory of 2584 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 35 PID 2544 wrote to memory of 2584 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 35 PID 2544 wrote to memory of 2584 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 35 PID 2584 wrote to memory of 1860 2584 csc.exe 37 PID 2584 wrote to memory of 1860 2584 csc.exe 37 PID 2584 wrote to memory of 1860 2584 csc.exe 37 PID 2544 wrote to memory of 848 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 53 PID 2544 wrote to memory of 848 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 53 PID 2544 wrote to memory of 848 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 53 PID 2544 wrote to memory of 444 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 54 PID 2544 wrote to memory of 444 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 54 PID 2544 wrote to memory of 444 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 54 PID 2544 wrote to memory of 1080 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 55 PID 2544 wrote to memory of 1080 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 55 PID 2544 wrote to memory of 1080 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 55 PID 2544 wrote to memory of 1428 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 56 PID 2544 wrote to memory of 1428 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 56 PID 2544 wrote to memory of 1428 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 56 PID 2544 wrote to memory of 3024 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 57 PID 2544 wrote to memory of 3024 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 57 PID 2544 wrote to memory of 3024 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 57 PID 2544 wrote to memory of 2976 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 58 PID 2544 wrote to memory of 2976 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 58 PID 2544 wrote to memory of 2976 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 58 PID 2544 wrote to memory of 788 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 65 PID 2544 wrote to memory of 788 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 65 PID 2544 wrote to memory of 788 2544 6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe 65 PID 788 wrote to memory of 1452 788 cmd.exe 67 PID 788 wrote to memory of 1452 788 cmd.exe 67 PID 788 wrote to memory of 1452 788 cmd.exe 67 PID 788 wrote to memory of 356 788 cmd.exe 68 PID 788 wrote to memory of 356 788 cmd.exe 68 PID 788 wrote to memory of 356 788 cmd.exe 68 PID 788 wrote to memory of 2284 788 cmd.exe 69 PID 788 wrote to memory of 2284 788 cmd.exe 69 PID 788 wrote to memory of 2284 788 cmd.exe 69 -
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\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe"C:\Users\Admin\AppData\Local\Temp\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\xv5h53ey\xv5h53ey.cmdline"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESD845.tmp" "c:\Windows\System32\CSC797F64D6C1124E22AAED1FCADA447C4.TMP"3⤵PID:1860
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\MSBuild\winlogon.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:848
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\smss.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:444
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\All Users\Favorites\sppsvc.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1080
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\audiodg.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:1428
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\OSPPSVC.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:3024
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:2976
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\QMh4TGGzQW.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\system32\chcp.comchcp 650013⤵PID:1452
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C:\Windows\system32\PING.EXEping -n 10 localhost3⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:356
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C:\Program Files (x86)\MSBuild\winlogon.exe"C:\Program Files (x86)\MSBuild\winlogon.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2284
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\MSBuild\winlogon.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2420
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Program Files (x86)\MSBuild\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2612
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\MSBuild\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2700
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smsss" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\smss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1692
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1656
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smsss" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-001B-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2916
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 13 /tr "'C:\Users\All Users\Favorites\sppsvc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2488
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Users\All Users\Favorites\sppsvc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1380
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 10 /tr "'C:\Users\All Users\Favorites\sppsvc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2852
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "audiodga" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\audiodg.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2164
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "audiodg" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\audiodg.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2832
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "audiodga" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\audiodg.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1060
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\OSPPSVC.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1616
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\MSOCache\All Users\OSPPSVC.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1264
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "OSPPSVCO" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\OSPPSVC.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2984
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e586" /sc MINUTE /mo 11 /tr "'C:\Users\Admin\AppData\Local\Temp\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2912
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58" /sc ONLOGON /tr "'C:\Users\Admin\AppData\Local\Temp\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2980
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e586" /sc MINUTE /mo 10 /tr "'C:\Users\Admin\AppData\Local\Temp\6a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2416
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD543a09f586ae8fe86191c47743b5cf744
SHA1a8bc2177c871d0d29e93737a7ebcaa3da8f182de
SHA2566a639fdba14515cf938af997b4c0bd2093b1e099bed8eb4d7950ea5d18e13e58
SHA512ff8acde081b435a1bb0f204359bd7227b380a66e61472546016db41c53c7708c91215af8fbc3fdc8a99d1e15f6139c3e278b04dc483ecc3d952a2d1240efa104
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Filesize
171B
MD5f4ba642eaae469e502aa17d97b17c67e
SHA1509456d43331e55a105a2e746714e0b361fbf99b
SHA2568080b3eb59217759a4b8a4d6454e27a940d4739653d08ab38729f2e0ec1ed5a1
SHA5124abe5bc5b7e044ce6eefd13efe425fc11a06f1872e20e87659ccf91814f9e6504d6c6156922b598d35df843fa811fa86b0c70ad8297ce98676bda85deaaedbde
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Filesize
1KB
MD58fe34f56303321538008cb8c3e74a2ac
SHA129ab579abeb3e210f68b1c7ee85db047a54fb982
SHA256ae4b26aa24b54bbae1a194923efd7f1316fff25bda89955fb62ecc60c539e64d
SHA512ce0dffc464eb6117a528979d33a36f56a0235983665fc0d2021bfe8885595d6cbc46ca29f6dd081acf778cf4dee528e53f41029245bd72592117247cfdc8ef12
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XUHQK88HOTG6VVAHNLLI.temp
Filesize7KB
MD54d0f0186517f6af8f22c9e99a64d9eea
SHA1430648afbf74777d26e29a2595c8519745ea54ec
SHA256761549d6f6b579825e521fe55c505fa5ef74a56e903ebf635cf2fc60944a83ce
SHA512a4763474f0463b008e2788dbe68e74b24e41a34a3e3970f486ddf0664972cc549e52bd0220314bae248fc72f6a968305a57cc938f57d5d50d7564e9a226b354b
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Filesize
375B
MD59bfdc74d290fe847832832db70b4e549
SHA1b252be6a72ba79af590e6cd896a2ddddc3421891
SHA256448a3fb67e6395bed2ca4dd8fc2332bca3faa3cb1b209acc0fee780bf09cfa93
SHA5127bc00c136625f5ef578e8450b0b655b0b258fe96caf1f49a3bda450402f38c075c1879638f1e88fcabb2825225d7e213ea8b461b83f82d217ac166d66886ee72
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Filesize
235B
MD57ff84dd16a251cf561c9e26dc90ea6ab
SHA184bc607f09034ca9e14f4bd1883e37040cb1df67
SHA2560a31fc6d0c6f2a87ace241e7d4433106de536cf49bb849487507093fdb5710f8
SHA512cc877aedf8b5ebd624a058b838ad5f88fc71a5d210c3859fb6ac1caa8e5ba2131919b3780286d691a5b8772925022a0d8e5a169093b6815475b06ab01db8939f
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Filesize
1KB
MD5167c870490dc33ec13a83ebb533b1bf6
SHA1182378ebfa7c8372a988dee50a7dd6f8cda6a367
SHA2563f742a374ad5a8da8fba9dfea27c7382dde145d46732cfc0002a53a1311df5e6
SHA5121b48bb5f270f5d99d9dd98cd9da5866aed9377957d92bf1d686878522c438b38a444073c1a0ed4cc85f97315d2ef6abf05b74ab2265fecb20be5795b2ccef64e