Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    14-06-2021 07:46

General

  • Target

    DHL_June 2021 at 11M_9BZ7290_PDF.exe

  • Size

    231KB

  • MD5

    dc41b3c367c1d2d128ab5a1bdbd62abc

  • SHA1

    297d9d6131dd7b147ec56150fa43b265a4cd1f45

  • SHA256

    b77ca2c247c1a659063b98829a0a6211e9c708f9ba40a691e02a4e8ab3cfb45b

  • SHA512

    7644aca08296a1b026409651dd7d841cac8fd51018af900a65e400a0cfc50281da523dfde478b581cc4f7f2b98c416c924cee1c2fe04faf076b39ac35224a87c

Malware Config

Extracted

Family

warzonerat

C2

103.133.109.176:7600

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 11M_9BZ7290_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 11M_9BZ7290_PDF.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 11M_9BZ7290_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 11M_9BZ7290_PDF.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe"
        3⤵
          PID:2432

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nse1276.tmp\System.dll

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • \Users\Admin\AppData\Local\Temp\nse1276.tmp\System.dll

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • memory/1076-116-0x0000000000405E28-mapping.dmp

    • memory/1076-117-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/2432-118-0x0000000000000000-mapping.dmp