Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    22/02/2021, 07:29

General

  • Target
    Proof of Payment_DLMV2S6G.pdf.exe
  • Size 270KB
  • Sample210222-bd3aaem47n
  • SHA256 d8533da46ecbcdce04357af7dfcc97417efc0f3e223a2718814bf76fc26c979a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • azorult

C2
  • http://45.153.203.81/azone/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Loads dropped DLL 16 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proof of Payment_DLMV2S6G.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Proof of Payment_DLMV2S6G.pdf.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1596

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1132-6-0x000007FEF6100000-0x000007FEF637A000-memory.dmp

        memory/1596-2-0x0000000000C20000-0x0000000000C31000-memory.dmp

        memory/1596-4-0x0000000000020000-0x000000000003D000-memory.dmp

        memory/1596-5-0x0000000000400000-0x0000000000420000-memory.dmp

        memory/1596-3-0x0000000075781000-0x0000000075783000-memory.dmp