98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46

General
Target

98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe

Filesize

859KB

Completed

20-10-2021 21:34

Score
10/10
MD5

d581aabe984a73b25c98953ee3a203cd

SHA1

25185cf991259d02470f4b6c1028dde6c8f6a756

SHA256

98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46

Malware Config

Extracted

Family vidar
Version 41.5
Botnet 517
C2

https://mas.to/@xeroxxx
Attributes
profile_id
517

Extracted

Family djvu
C2

http://rlrz.org/fhsgtsspen6
Signatures 24

Filter: none

Collection
Credential Access
Defense Evasion
Discovery
Persistence
  • Detected Djvu ransomware

    Reported IOCs

    resourceyara_rule
    behavioral1/memory/4080-117-0x0000000000424141-mapping.dmpfamily_djvu
    behavioral1/memory/4080-116-0x0000000000400000-0x0000000000537000-memory.dmpfamily_djvu
    behavioral1/memory/2344-118-0x0000000003020000-0x000000000313B000-memory.dmpfamily_djvu
    behavioral1/memory/4080-119-0x0000000000400000-0x0000000000537000-memory.dmpfamily_djvu
    behavioral1/memory/852-125-0x0000000000424141-mapping.dmpfamily_djvu
    behavioral1/memory/852-130-0x0000000000400000-0x0000000000537000-memory.dmpfamily_djvu
  • Djvu Ransomware

    Description

    Ransomware which is a variant of the STOP family.

    Tags

  • Vidar

    Description

    Vidar is an infostealer based on Arkei stealer.

    Tags

  • Vidar Stealer

    Tags

    Reported IOCs

    resourceyara_rule
    behavioral1/memory/1312-138-0x0000000000400000-0x00000000004D9000-memory.dmpfamily_vidar
    behavioral1/memory/1312-139-0x00000000004A18CD-mapping.dmpfamily_vidar
    behavioral1/memory/1312-147-0x0000000000400000-0x00000000004D9000-memory.dmpfamily_vidar
    behavioral1/memory/1924-146-0x0000000004B90000-0x0000000004C66000-memory.dmpfamily_vidar
  • Downloads MZ/PE file
  • Executes dropped EXE
    build2.exebuild3.exebuild2.exebuild3.exe

    Reported IOCs

    pidprocess
    1924build2.exe
    2788build3.exe
    1312build2.exe
    1072build3.exe
  • Loads dropped DLL
    build2.exe

    Reported IOCs

    pidprocess
    1312build2.exe
    1312build2.exe
  • Modifies file permissions
    icacls.exe

    Tags

    TTPs

    File Permissions Modification

    Reported IOCs

    pidprocess
    1292icacls.exe
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses 2FA software files, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application
    98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry

    Reported IOCs

    descriptioniocprocess
    Set value (str)\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\aabf7960-709d-4cb7-a195-e1a27bf6681a\\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe\" --AutoStart"98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
  • Checks installed software on the system

    Description

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    Tags

    TTPs

    Query Registry
  • Looks up external IP address via web service

    Description

    Uses a legitimate IP lookup service to find the infected system's external IP.

    Reported IOCs

    flowioc
    14api.2ip.ua
    8api.2ip.ua
    9api.2ip.ua
  • Suspicious use of SetThreadContext
    98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exebuild3.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2344 set thread context of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 set thread context of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1924 set thread context of 13121924build2.exebuild2.exe
    PID 2788 set thread context of 10722788build3.exebuild3.exe
  • Enumerates physical storage devices

    Description

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    TTPs

    System Information Discovery
  • Checks processor information in registry
    build2.exe

    Description

    Processor information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0build2.exe
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameStringbuild2.exe
  • Creates scheduled task(s)
    schtasks.exe

    Description

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    Tags

    TTPs

    Scheduled Task

    Reported IOCs

    pidprocess
    1124schtasks.exe
  • Delays execution with timeout.exe
    timeout.exe

    Tags

    Reported IOCs

    pidprocess
    1552timeout.exe
  • Kills process with taskkill
    taskkill.exe

    Tags

    Reported IOCs

    pidprocess
    1496taskkill.exe
  • Modifies system certificate store
    98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe

    Tags

    TTPs

    Install Root CertificateModify Registry

    Reported IOCs

    descriptioniocprocess
    Key created\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E34998b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    Set value (data)\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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.exe
  • Suspicious behavior: EnumeratesProcesses
    98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exe

    Reported IOCs

    pidprocess
    408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    85298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    85298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
    1312build2.exe
  • Suspicious use of AdjustPrivilegeToken
    taskkill.exe

    Reported IOCs

    descriptionpidprocess
    Token: SeDebugPrivilege1496taskkill.exe
  • Suspicious use of WriteProcessMemory
    98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exebuild3.exebuild3.exebuild2.execmd.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 2344 wrote to memory of 4080234498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 4080 wrote to memory of 1292408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exeicacls.exe
    PID 4080 wrote to memory of 1292408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exeicacls.exe
    PID 4080 wrote to memory of 1292408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exeicacls.exe
    PID 4080 wrote to memory of 1424408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 4080 wrote to memory of 1424408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 4080 wrote to memory of 1424408098b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 1424 wrote to memory of 852142498b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    PID 852 wrote to memory of 192485298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exe
    PID 852 wrote to memory of 192485298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exe
    PID 852 wrote to memory of 192485298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild2.exe
    PID 852 wrote to memory of 278885298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild3.exe
    PID 852 wrote to memory of 278885298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild3.exe
    PID 852 wrote to memory of 278885298b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exebuild3.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 1924 wrote to memory of 13121924build2.exebuild2.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 2788 wrote to memory of 10722788build3.exebuild3.exe
    PID 1072 wrote to memory of 11241072build3.exeschtasks.exe
    PID 1072 wrote to memory of 11241072build3.exeschtasks.exe
    PID 1072 wrote to memory of 11241072build3.exeschtasks.exe
    PID 1312 wrote to memory of 21201312build2.execmd.exe
    PID 1312 wrote to memory of 21201312build2.execmd.exe
    PID 1312 wrote to memory of 21201312build2.execmd.exe
    PID 2120 wrote to memory of 14962120cmd.exetaskkill.exe
    PID 2120 wrote to memory of 14962120cmd.exetaskkill.exe
    PID 2120 wrote to memory of 14962120cmd.exetaskkill.exe
    PID 2120 wrote to memory of 15522120cmd.exetimeout.exe
    PID 2120 wrote to memory of 15522120cmd.exetimeout.exe
    PID 2120 wrote to memory of 15522120cmd.exetimeout.exe
Processes 13
  • C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
    "C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe"
    Suspicious use of SetThreadContext
    Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
      "C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe"
      Adds Run key to start application
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Windows\SysWOW64\icacls.exe
        icacls "C:\Users\Admin\AppData\Local\aabf7960-709d-4cb7-a195-e1a27bf6681a" /deny *S-1-1-0:(OI)(CI)(DE,DC)
        Modifies file permissions
        PID:1292
      • C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
        "C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe" --Admin IsNotAutoStart IsNotTask
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        PID:1424
        • C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe
          "C:\Users\Admin\AppData\Local\Temp\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe" --Admin IsNotAutoStart IsNotTask
          Suspicious behavior: EnumeratesProcesses
          Suspicious use of WriteProcessMemory
          PID:852
          • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe
            "C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe"
            Executes dropped EXE
            Suspicious use of SetThreadContext
            Suspicious use of WriteProcessMemory
            PID:1924
            • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe
              "C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe"
              Executes dropped EXE
              Loads dropped DLL
              Checks processor information in registry
              Suspicious behavior: EnumeratesProcesses
              Suspicious use of WriteProcessMemory
              PID:1312
              • 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\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe" & del C:\ProgramData\*.dll & exit
                Suspicious use of WriteProcessMemory
                PID:2120
                • C:\Windows\SysWOW64\taskkill.exe
                  taskkill /im build2.exe /f
                  Kills process with taskkill
                  Suspicious use of AdjustPrivilegeToken
                  PID:1496
                • C:\Windows\SysWOW64\timeout.exe
                  timeout /t 6
                  Delays execution with timeout.exe
                  PID:1552
          • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe
            "C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe"
            Executes dropped EXE
            Suspicious use of SetThreadContext
            Suspicious use of WriteProcessMemory
            PID:2788
            • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe
              "C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe"
              Executes dropped EXE
              Suspicious use of WriteProcessMemory
              PID:1072
              • 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"
                Creates scheduled task(s)
                PID:1124
Network
MITRE ATT&CK Matrix
Collection
Command and Control
    Credential Access
    Defense Evasion
    Discovery
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Persistence
              Privilege Escalation
                Replay Monitor
                00:00 00:00
                Downloads

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

                  MD5

                  3183751859498c44f6d0ee8e2aab2c17

                  SHA1

                  3948927d001256209b5e4b25003c3c4ccb9ad6bc

                  SHA256

                  fd7b40ffbaccd347c4daa2d0530a3b74114fcb55c78423d67750a8be92c70a28

                  SHA512

                  88de4b4c2818650f7080a9afdcbe8764f1604bbf77f08f2ce286beb5a00e6cb30352f6180f64e7b5d9790a1e5ebefde6e62d8221e55228942d5652a1e0cd4fa6

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                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                  MD5

                  98a2414b3a6062f69b5e91e8ef853e60

                  SHA1

                  a7c76d8cc77cc535d73bc6b0ee4f64527572145d

                  SHA256

                  cea0b3398c3a6ac31f4582a21afb131878dfd3e489d101af94fd3d682000dba3

                  SHA512

                  d186ac4f87a04cc56d2a120d1aa7d96f1574ac7353a7d8b237452260f11a3ebfadb556eb46ee894c75ae1bdc6dae480599c6109eb25873074546847d158dddda

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                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

                  MD5

                  0f6ccb29ee8a1d13f773c83e85a8f797

                  SHA1

                  b4c51ad5be898d7ea6ed5f479ec2b7ab0bc0f4a1

                  SHA256

                  8b5708ce81c1cc25230a554de465fe1db5774b24af7ff288078464f46e20482b

                  SHA512

                  dc5cfed1f920a82ca626c718b4b0c644b46316fb80ae3856043c0846349ec751d730aa9fcfaa3759bd4da235da2af154d1b691115671ca09692d92b1e1485fe2

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                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

                  MD5

                  183ccccc0b4a6c4587ef042dfb0b1a80

                  SHA1

                  95d359b4ea1efc3ced22e197c71466b086deb299

                  SHA256

                  05fdd36f286038f07784dba237a31a6f63360b05a1b794cbe5327b833222ef60

                  SHA512

                  b894c01c25203212af672ed33386b2fdebf95e726851d385fb8ba0809a8806cd10add76ea216d869660e6879c0904cc9f59e511565e0849726b49a45f3c820ff

                  Download Submit

                • C:\Users\Admin\AppData\Local\aabf7960-709d-4cb7-a195-e1a27bf6681a\98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46.exe

                  MD5

                  d581aabe984a73b25c98953ee3a203cd

                  SHA1

                  25185cf991259d02470f4b6c1028dde6c8f6a756

                  SHA256

                  98b6335f51d506ea977421ecb7c7d8a3792268631d474b4c74cf4e74892daf46

                  SHA512

                  4e0c7bbc05349fa5fbd8331d56790f433f122229dfdc197c7ebacb316e178e639ffd079d42009c973b001a401a2c21d570a0049953031ffb72519c5d16398fd5

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                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe

                  MD5

                  a2ef57bbe3a8af95196a419a7962bfaa

                  SHA1

                  1a0c42723cd1e2e947f904619de7fcea5ca4a183

                  SHA256

                  4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

                  SHA512

                  ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

                  Download Submit

                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe

                  MD5

                  a2ef57bbe3a8af95196a419a7962bfaa

                  SHA1

                  1a0c42723cd1e2e947f904619de7fcea5ca4a183

                  SHA256

                  4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

                  SHA512

                  ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

                  Download Submit

                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build2.exe

                  MD5

                  a2ef57bbe3a8af95196a419a7962bfaa

                  SHA1

                  1a0c42723cd1e2e947f904619de7fcea5ca4a183

                  SHA256

                  4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

                  SHA512

                  ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

                  Download Submit

                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe

                  MD5

                  0fea771099e342facd95a9d659548919

                  SHA1

                  9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

                  SHA256

                  6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

                  SHA512

                  2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

                  Download Submit

                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe

                  MD5

                  0fea771099e342facd95a9d659548919

                  SHA1

                  9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

                  SHA256

                  6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

                  SHA512

                  2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

                  Download Submit

                • C:\Users\Admin\AppData\Local\f4e8ad88-d04f-4f0c-a2df-44e19ddce9b5\build3.exe

                  MD5

                  0fea771099e342facd95a9d659548919

                  SHA1

                  9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

                  SHA256

                  6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

                  SHA512

                  2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

                  Download Submit

                • \ProgramData\mozglue.dll

                  MD5

                  8f73c08a9660691143661bf7332c3c27

                  SHA1

                  37fa65dd737c50fda710fdbde89e51374d0c204a

                  SHA256

                  3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

                  SHA512

                  0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

                  Download Submit

                • \ProgramData\nss3.dll

                  MD5

                  bfac4e3c5908856ba17d41edcd455a51

                  SHA1

                  8eec7e888767aa9e4cca8ff246eb2aacb9170428

                  SHA256

                  e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

                  SHA512

                  2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

                  Download Submit

                • memory/852-130-0x0000000000400000-0x0000000000537000-memory.dmp

                  Download

                • memory/852-125-0x0000000000424141-mapping.dmp

                  Download

                • memory/1072-143-0x0000000000401AFA-mapping.dmp

                  Download

                • memory/1072-142-0x0000000000400000-0x0000000000406000-memory.dmp

                  Download

                • memory/1072-149-0x0000000000400000-0x0000000000406000-memory.dmp

                  Download

                • memory/1124-145-0x0000000000000000-mapping.dmp

                  Download

                • memory/1292-120-0x0000000000000000-mapping.dmp

                  Download

                • memory/1312-147-0x0000000000400000-0x00000000004D9000-memory.dmp

                  Download

                • memory/1312-138-0x0000000000400000-0x00000000004D9000-memory.dmp

                  Download

                • memory/1312-139-0x00000000004A18CD-mapping.dmp

                  Download

                • memory/1424-122-0x0000000000000000-mapping.dmp

                  Download

                • memory/1496-153-0x0000000000000000-mapping.dmp

                  Download

                • memory/1552-154-0x0000000000000000-mapping.dmp

                  Download

                • memory/1924-131-0x0000000000000000-mapping.dmp

                  Download

                • memory/1924-134-0x0000000003069000-0x00000000030E5000-memory.dmp

                  Download

                • memory/1924-146-0x0000000004B90000-0x0000000004C66000-memory.dmp

                  Download

                • memory/2120-152-0x0000000000000000-mapping.dmp

                  Download

                • memory/2344-118-0x0000000003020000-0x000000000313B000-memory.dmp

                  Download

                • memory/2344-115-0x0000000002F08000-0x0000000002F9A000-memory.dmp

                  Download

                • memory/2788-148-0x0000000003250000-0x00000000032FE000-memory.dmp

                  Download

                • memory/2788-135-0x0000000000000000-mapping.dmp

                  Download

                • memory/4080-119-0x0000000000400000-0x0000000000537000-memory.dmp

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                • memory/4080-116-0x0000000000400000-0x0000000000537000-memory.dmp

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                • memory/4080-117-0x0000000000424141-mapping.dmp

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