Analysis

  • max time kernel
    148s
  • max time network
    58s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    16-05-2021 00:19

General

  • Target

    GiftCardsGenerator.exe

  • Size

    431KB

  • MD5

    fbbdc39af1139aebba4da004475e8839

  • SHA1

    de5c8d858e6e41da715dca1c019df0bfb92d32c0

  • SHA256

    630325cac09ac3fab908f903e3b00d0dadd5fdaa0875ed8496fcbb97a558d0da

  • SHA512

    74eca8c01de215b33d5ceea1fda3f3bef96b513f58a750dba04b0de36f7ef4f7846a6431d52879ca0d8641bfd504d4721a9a96fa2e18c6888fd67fa77686af87

Score
10/10

Malware Config

Signatures

  • BadRabbit

    Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 5 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 35 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\GiftCardsGenerator.exe
    "C:\Users\Admin\AppData\Local\Temp\GiftCardsGenerator.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\SysWOW64\cmd.exe
        /c schtasks /Delete /F /TN rhaegal
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1544
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /Delete /F /TN rhaegal
          4⤵
            PID:836
        • C:\Windows\SysWOW64\cmd.exe
          /c schtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 408178528 && exit"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1016
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 408178528 && exit"
            4⤵
            • Creates scheduled task(s)
            PID:632
        • C:\Windows\SysWOW64\cmd.exe
          /c schtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 02:42:00
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1816
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 02:42:00
            4⤵
            • Creates scheduled task(s)
            PID:788
        • C:\Windows\6661.tmp
          "C:\Windows\6661.tmp" \\.\pipe\{2D728DC2-C6F1-4EE2-AC8E-8C7C23D36842}
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1148
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1172

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1172-77-0x000007FEFC251000-0x000007FEFC253000-memory.dmp

      Filesize

      8KB

    • memory/1756-63-0x00000000001B0000-0x0000000000218000-memory.dmp

      Filesize

      416KB

    • memory/1756-68-0x00000000001B0000-0x0000000000218000-memory.dmp

      Filesize

      416KB

    • memory/2044-59-0x0000000075D11000-0x0000000075D13000-memory.dmp

      Filesize

      8KB