Analysis

  • max time kernel
    10s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29/03/2021, 00:31

General

  • Target
    G014 & G015 SPEC SHEET.exe
  • Size 148KB
  • Sample210329-bwwdjqzrt2
  • SHA256 3a80ad81bdfbf133bb92fca5ca32477d0079be2bf26872819fd29d81bfaaf1c2
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • remcos

C2
  • thankgodwell.ddns.net:9875

Signatures

  • Remcos

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

  • Loads dropped DLL 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\G014 & G015 SPEC SHEET.exe
    "C:\Users\Admin\AppData\Local\Temp\G014 & G015 SPEC SHEET.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:504
    • C:\Users\Admin\AppData\Local\Temp\G014 & G015 SPEC SHEET.exe
      "C:\Users\Admin\AppData\Local\Temp\G014 & G015 SPEC SHEET.exe"
      2⤵
        PID:3972

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3972-4-0x0000000000400000-0x0000000000417000-memory.dmp