Analysis

  • max time kernel
    130s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    12/04/2021, 20:01

General

  • Target
    02EE028565FA711EA492BC8741517BB6.exe
  • Size 292KB
  • Sample210412-wraz58fw4e
  • SHA256 3d7809d9eeab2b8d49967222cbed7962af14643472238fa9da69b035604bf9fe
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • amadey

Version
  • 2.15

C2
  • umbrelladownload.uno/gp6GbqVce/index.php

  • umbrelladownload.fun/gp6GbqVce/index.php

  • umbrelladownload.host/gp6GbqVce/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02EE028565FA711EA492BC8741517BB6.exe
    "C:\Users\Admin\AppData\Local\Temp\02EE028565FA711EA492BC8741517BB6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4804
    • C:\ProgramData\a3ec9f3b74\jmgas.exe
      "C:\ProgramData\a3ec9f3b74\jmgas.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3244
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\a3ec9f3b74\
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:904
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\a3ec9f3b74\
          4⤵
            PID:1148

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3244-120-0x0000000000AB0000-0x0000000000BFA000-memory.dmp

          memory/3244-121-0x0000000000400000-0x0000000000A22000-memory.dmp

          memory/4804-114-0x0000000002780000-0x00000000027B1000-memory.dmp

          memory/4804-115-0x0000000000400000-0x0000000000A22000-memory.dmp