Analysis

  • max time kernel
    11s
  • max time network
    176s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    15-06-2021 10:26

General

  • Target

    DHL_June 2021 at 15.M_9K790_PDF.exe

  • Size

    216KB

  • MD5

    899612504ac334861ae2822a48b6900e

  • SHA1

    59aae8bc08ba6457fff7388ff8d39812cb177001

  • SHA256

    f5b8a50215dcddbf419f5e1f81d423f414330d5690a6178c2e15a263d2570c5a

  • SHA512

    e2f32d54223a8aef21090d414c9cff266dd7c29265b5f83512db03fc1d5085a713b6e6a8e654e98f04aaab1ef2eafced5eb58c2b0ce2f753f91293da8569fad8

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 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 15.M_9K790_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 15.M_9K790_PDF.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:368
    • C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 15.M_9K790_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_June 2021 at 15.M_9K790_PDF.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2036
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe"
        3⤵
          PID:684

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

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

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • memory/368-59-0x00000000769B1000-0x00000000769B3000-memory.dmp

      Filesize

      8KB

    • memory/684-65-0x0000000000000000-mapping.dmp

    • memory/2036-62-0x0000000000405E28-mapping.dmp

    • memory/2036-64-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/2036-66-0x0000000003850000-0x0000000003950000-memory.dmp

      Filesize

      1024KB