Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    20-10-2023 07:04

General

  • Target

    NEAS.dee6a81c85a6ed68832f156199460200_JC.exe

  • Size

    112KB

  • MD5

    dee6a81c85a6ed68832f156199460200

  • SHA1

    a6f7a512fc6342359f5fb0d2fb6daeb6758968b7

  • SHA256

    9fc54308fc7277d352b8edce67980aaa4e83592fe9bab5b0bf8eb6570116be44

  • SHA512

    38e8b04d344afed7e23011b8e9053e5da164f9cd525849c823ff0b1afa49fadd7e1dabf0a863859cb49cac919bf4be14a8abd3fe83829a2da9dbf8afaf0a387f

  • SSDEEP

    1536:lgEnK+kITPGTUSr4xFWKSO5T3rZDFgSwEKSK99jzpmt:lgEK+kUPpSUxAS5TbZDFJwEKSK99jVQ

Malware Config

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot6679850513:AAFdgKkWbOeInNfvW5k872NqJc2ixwFBVQE/sendMessage?chat_id=722407487

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.dee6a81c85a6ed68832f156199460200_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.dee6a81c85a6ed68832f156199460200_JC.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1852
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1852 -s 1820
      2⤵
        PID:2604
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:2556

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1852-0-0x00000000002E0000-0x00000000002FC000-memory.dmp

        Filesize

        112KB

      • memory/1852-1-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

        Filesize

        9.9MB

      • memory/1852-2-0x000000001B2F0000-0x000000001B370000-memory.dmp

        Filesize

        512KB

      • memory/1852-3-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

        Filesize

        9.9MB

      • memory/1852-4-0x000000001B2F0000-0x000000001B370000-memory.dmp

        Filesize

        512KB