Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    21-01-2021 17:16

General

  • Target

    NUEVO PEDIDO #7507,pdf.exe

  • Size

    1.5MB

  • MD5

    b04aded95ad29e8cd681e53560f528c9

  • SHA1

    ed24198ede4e1c4aaa4454c320f55781a9f922cd

  • SHA256

    fb5c2112d88972425668484c43e86f94411409fe36489084e7a8a71250a68988

  • SHA512

    f34e9b7e2bd2b1a5cbb661816e61a90dcc0cb8e1aa42d59e4c5342707f08cd54c0a43b2727bb73abbb32243c8644fd0842d980c91ad8825295b569395acb01b8

Score
10/10

Malware Config

Extracted

Family

remcos

C2

movement2020.ddns.net:6735

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NUEVO PEDIDO #7507,pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\NUEVO PEDIDO #7507,pdf.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Windows\SysWOW64\dllhost.exe
      "C:\Windows\SysWOW64\dllhost.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1976

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1052-4-0x0000000001360000-0x0000000001363000-memory.dmp
    Filesize

    12KB

  • memory/1052-3-0x0000000001330000-0x0000000001351000-memory.dmp
    Filesize

    132KB

  • memory/1976-2-0x0000000000413FA4-mapping.dmp
  • memory/1976-5-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB