Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
22-10-2021 14:50
Static task
static1
Behavioral task
behavioral1
Sample
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe
Resource
win10-en-20211014
General
-
Target
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe
-
Size
864KB
-
MD5
46d54bcf91327754f698cb58d8d45ac4
-
SHA1
0c962484b0e06d82865eb8607f0cb3dc81415611
-
SHA256
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
-
SHA512
0d1e508e5f98327cec95e3b8df07772d7d031dd858ec233f24b6224b496748099b51dc18e2e6eba94830af3d0dfdc3abd50a28453681f2cea47cc8304c292540
Malware Config
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
-
profile_id
517
Extracted
djvu
http://rlrz.org/lancer
Signatures
-
Detected Djvu ransomware 6 IoCs
Processes:
resource yara_rule behavioral1/memory/584-117-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/584-116-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3692-118-0x0000000000E80000-0x0000000000F9B000-memory.dmp family_djvu behavioral1/memory/584-119-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3292-125-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/3292-126-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
-
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
-
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
-
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
-
Vidar Stealer 3 IoCs
Processes:
resource yara_rule behavioral1/memory/3152-132-0x00000000004A18CD-mapping.dmp family_vidar behavioral1/memory/3152-131-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar behavioral1/memory/3152-135-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar -
Downloads MZ/PE file
-
Executes dropped EXE 8 IoCs
Processes:
build2.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exepid process 996 build2.exe 3152 build2.exe 2236 build3.exe 2100 build3.exe 3848 mstsca.exe 1944 mstsca.exe 2064 mstsca.exe 2180 mstsca.exe -
Loads dropped DLL 2 IoCs
Processes:
build2.exepid process 3152 build2.exe 3152 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\d71f7fe3-855d-494f-b4c1-8d9262e7a8b4\\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe\" --AutoStart" b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 11 api.2ip.ua 29 api.2ip.ua -
Suspicious use of SetThreadContext 6 IoCs
Processes:
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeb8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exebuild2.exebuild3.exemstsca.exemstsca.exedescription pid process target process PID 3692 set thread context of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 set thread context of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 996 set thread context of 3152 996 build2.exe build2.exe PID 2236 set thread context of 2100 2236 build3.exe build3.exe PID 3848 set thread context of 1944 3848 mstsca.exe mstsca.exe PID 2064 set thread context of 2180 2064 mstsca.exe mstsca.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
build2.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 build2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2144 schtasks.exe 1500 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2400 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 764 taskkill.exe -
Processes:
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeb8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exebuild2.exepid process 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe 3152 build2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 764 taskkill.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeb8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeb8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeb8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exebuild2.exebuild2.execmd.exebuild3.exebuild3.exemstsca.exedescription pid process target process PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3692 wrote to memory of 584 3692 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 584 wrote to memory of 912 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe icacls.exe PID 584 wrote to memory of 912 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe icacls.exe PID 584 wrote to memory of 912 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe icacls.exe PID 584 wrote to memory of 3188 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 584 wrote to memory of 3188 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 584 wrote to memory of 3188 584 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3188 wrote to memory of 3292 3188 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe PID 3292 wrote to memory of 996 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build2.exe PID 3292 wrote to memory of 996 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build2.exe PID 3292 wrote to memory of 996 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 996 wrote to memory of 3152 996 build2.exe build2.exe PID 3152 wrote to memory of 1984 3152 build2.exe cmd.exe PID 3152 wrote to memory of 1984 3152 build2.exe cmd.exe PID 3152 wrote to memory of 1984 3152 build2.exe cmd.exe PID 1984 wrote to memory of 764 1984 cmd.exe taskkill.exe PID 1984 wrote to memory of 764 1984 cmd.exe taskkill.exe PID 1984 wrote to memory of 764 1984 cmd.exe taskkill.exe PID 1984 wrote to memory of 2400 1984 cmd.exe timeout.exe PID 1984 wrote to memory of 2400 1984 cmd.exe timeout.exe PID 1984 wrote to memory of 2400 1984 cmd.exe timeout.exe PID 3292 wrote to memory of 2236 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build3.exe PID 3292 wrote to memory of 2236 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build3.exe PID 3292 wrote to memory of 2236 3292 b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2236 wrote to memory of 2100 2236 build3.exe build3.exe PID 2100 wrote to memory of 2144 2100 build3.exe schtasks.exe PID 2100 wrote to memory of 2144 2100 build3.exe schtasks.exe PID 2100 wrote to memory of 2144 2100 build3.exe schtasks.exe PID 3848 wrote to memory of 1944 3848 mstsca.exe mstsca.exe PID 3848 wrote to memory of 1944 3848 mstsca.exe mstsca.exe PID 3848 wrote to memory of 1944 3848 mstsca.exe mstsca.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\d71f7fe3-855d-494f-b4c1-8d9262e7a8b4" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe"C:\Users\Admin\AppData\Local\Temp\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exe"C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exe"C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exe" & del C:\ProgramData\*.dll & exit7⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\taskkill.exetaskkill /im build2.exe /f8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exe"C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exe"C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"7⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
-
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"3⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\ProgramData\freebl3.dllMD5
ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
-
C:\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
C:\ProgramData\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
-
C:\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
-
C:\ProgramData\softokn3.dllMD5
a2ee53de9167bf0d6c019303b7ca84e5
SHA12a3c737fa1157e8483815e98b666408a18c0db42
SHA25643536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083
SHA51245b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8
-
C:\ProgramData\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
-
C:\Users\Admin\AppData\Local\d71f7fe3-855d-494f-b4c1-8d9262e7a8b4\b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exeMD5
46d54bcf91327754f698cb58d8d45ac4
SHA10c962484b0e06d82865eb8607f0cb3dc81415611
SHA256b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
SHA5120d1e508e5f98327cec95e3b8df07772d7d031dd858ec233f24b6224b496748099b51dc18e2e6eba94830af3d0dfdc3abd50a28453681f2cea47cc8304c292540
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Local\fb6d9b78-81bd-4872-b903-33e10f3bab34\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
-
memory/584-119-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/584-116-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/584-117-0x0000000000424141-mapping.dmp
-
memory/764-139-0x0000000000000000-mapping.dmp
-
memory/912-120-0x0000000000000000-mapping.dmp
-
memory/996-127-0x0000000000000000-mapping.dmp
-
memory/996-134-0x0000000003050000-0x000000000319A000-memory.dmpFilesize
1.3MB
-
memory/996-130-0x0000000003219000-0x0000000003296000-memory.dmpFilesize
500KB
-
memory/1500-163-0x0000000000000000-mapping.dmp
-
memory/1944-161-0x0000000000401AFA-mapping.dmp
-
memory/1984-138-0x0000000000000000-mapping.dmp
-
memory/2100-155-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/2100-151-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/2100-152-0x0000000000401AFA-mapping.dmp
-
memory/2144-156-0x0000000000000000-mapping.dmp
-
memory/2180-167-0x0000000000401AFA-mapping.dmp
-
memory/2236-154-0x0000000003330000-0x0000000003334000-memory.dmpFilesize
16KB
-
memory/2236-147-0x0000000000000000-mapping.dmp
-
memory/2400-140-0x0000000000000000-mapping.dmp
-
memory/3152-132-0x00000000004A18CD-mapping.dmp
-
memory/3152-131-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
-
memory/3152-135-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
-
memory/3188-122-0x0000000000000000-mapping.dmp
-
memory/3188-123-0x0000000000DFF000-0x0000000000E91000-memory.dmpFilesize
584KB
-
memory/3292-125-0x0000000000424141-mapping.dmp
-
memory/3292-126-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/3692-115-0x0000000000D4D000-0x0000000000DDF000-memory.dmpFilesize
584KB
-
memory/3692-118-0x0000000000E80000-0x0000000000F9B000-memory.dmpFilesize
1.1MB