Analysis

  • max time kernel
    49s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-04-2021 11:26

General

  • Target

    32ff829d4c104583e3b4cc1c10d0ca79b254cfbc20974faa27fdffc6902b098d.exe

  • Size

    3.9MB

  • MD5

    9a56ecdcba22c107ecbc6fa0e70e937e

  • SHA1

    f7104ea0606827291ecca11ab3a1ac9e72de5ba2

  • SHA256

    32ff829d4c104583e3b4cc1c10d0ca79b254cfbc20974faa27fdffc6902b098d

  • SHA512

    8a6f7068ed621edd7596300d4db2c606bbe63df0cdfcf0021a27309229c9073d576d43400364bbee61ef60281195c664e9545760f7dc8e0d68b629b28794c8da

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 12 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32ff829d4c104583e3b4cc1c10d0ca79b254cfbc20974faa27fdffc6902b098d.exe
    "C:\Users\Admin\AppData\Local\Temp\32ff829d4c104583e3b4cc1c10d0ca79b254cfbc20974faa27fdffc6902b098d.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4780
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\xoukfuddodqlcn.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5104
      • C:\Windows\SysWOW64\sc.exe
        SC QUERY
        3⤵
          PID:3716
        • C:\Windows\SysWOW64\findstr.exe
          FINDSTR SERVICE_NAME
          3⤵
            PID:3712
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\gkpuvphprmnhtcj.bat
          2⤵
            PID:496
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ooeknpanfbcpsdiqhl.bat
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4464
            • C:\Windows\SysWOW64\vssadmin.exe
              vssadmin delete shadows /all /quiet
              3⤵
              • Interacts with shadow copies
              PID:4452
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\vwabtnikalwh.bat
            2⤵
              PID:4512
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1908

          Network

          MITRE ATT&CK Enterprise v6

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          Downloads