Analysis

  • max time kernel
    44s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    30-10-2020 22:43

General

  • Target

    SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe

  • Size

    490KB

  • MD5

    319a790ffd7c286a2ed494469ddd1357

  • SHA1

    b3fed42bd70250510cc66a323c944ecd5f2169d1

  • SHA256

    4a126dd572e4e9683ee2c10df9415488da67ba17fb5319082af4f89ae8224a5f

  • SHA512

    f40bb83323889ac1929c487575d3bec63d60b41f33f90ea928902acfdf6f7635e014712528394f4a81a08a7e7d40a27dba30a8b532ab3fed004047ff421f71cc

Malware Config

Extracted

Family

azorult

C2

http://ciuj.ir/donpy/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.

  • JavaScript code in executable 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe"
      2⤵
        PID:1440
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe"
        2⤵
          PID:1192
        • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe
          "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Steam.18590.8435.25901.exe"
          2⤵
          • Loads dropped DLL
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          PID:1576

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/752-4-0x00000000002A0000-0x00000000002B6000-memory.dmp

        Filesize

        88KB

      • memory/752-0-0x0000000074090000-0x000000007477E000-memory.dmp

        Filesize

        6.9MB

      • memory/752-3-0x0000000000310000-0x0000000000359000-memory.dmp

        Filesize

        292KB

      • memory/752-1-0x0000000000200000-0x0000000000201000-memory.dmp

        Filesize

        4KB

      • memory/1468-8-0x000007FEF6350000-0x000007FEF65CA000-memory.dmp

        Filesize

        2.5MB

      • memory/1576-5-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/1576-7-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB