Overview

overview

10

Static

static

CCMA Remin...df.exe

windows7_x64

10

CCMA Remin...df.exe

windows10_x64

10

Analysis

  • max time kernel
    63s
  • max time network
    58s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    05/10/2020, 11:15

Sharing

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General

  • Target
    CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe
  • Size 369KB
  • Sample201005-ylgvrnewpe
  • SHA256 b5f5510913ba0d0dbc4b1e2e1f19bf0a12cd6feadc1ddf0d1fea9be8966e2859
  • MD5 SHA1 SHA512
Score
10/10
spywarediscoverytrojaninfostealerazorult

Malware Config

Extracted

Family

  • azorult

C2

  • http://185.239.242.174/oue/index.php

Signatures

  • Azorult

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

    trojaninfostealerazorult
  • Deletes itself 1 IoCs
  • Loads dropped DLL 17 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • 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.

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe"
      2⤵
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "CCMA Reminder Case CCMAJK12671882 GAJK.pdf.exe"
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:984
        • C:\Windows\SysWOW64\timeout.exe
          C:\Windows\system32\timeout.exe 3
          4⤵
          • Delays execution with timeout.exe
          PID:1860

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1244-0-0x0000000074860000-0x0000000074F4E000-memory.dmp
        Download

        memory/1244-5-0x0000000000290000-0x0000000000296000-memory.dmp
        Download

        memory/1244-3-0x0000000000240000-0x0000000000265000-memory.dmp
        Download

        memory/1244-1-0x0000000001030000-0x0000000001031000-memory.dmp
        Download

        memory/1888-8-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/1888-6-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/1972-9-0x000007FEF7FA0000-0x000007FEF821A000-memory.dmp
        Download