Analysis

  • max time kernel
    64s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 19:38

General

  • Target

    0e9be54545aa62838e709492e063ca6e.exe

  • Size

    527KB

  • MD5

    0e9be54545aa62838e709492e063ca6e

  • SHA1

    f2621b34392bce12dd3afcef46920349ac0f0262

  • SHA256

    006449caaa797b90e1c58ff7a1a767a937e220b45f98cb9f55a0227a2a1d7f08

  • SHA512

    4ac8db9010c1620770998287f0e0b159570d50e356c5d26fc701cfdc52d3cf5a27149d77b3da07b9be91107d29795bfef2bd746026b704f5118439ca8802a48f

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.ssaironline.com
  • Port:
    587
  • Username:
    exportami@ssaironline.com
  • Password:
    22Nov@2018#$%

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.ssaironline.com
  • Port:
    587
  • Username:
    exportami@ssaironline.com
  • Password:
    22Nov@2018#$%

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 2 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e9be54545aa62838e709492e063ca6e.exe
    "C:\Users\Admin\AppData\Local\Temp\0e9be54545aa62838e709492e063ca6e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:980
    • C:\Users\Admin\AppData\Local\Temp\0e9be54545aa62838e709492e063ca6e.exe
      "{path}"
      2⤵
        PID:2640
      • C:\Users\Admin\AppData\Local\Temp\0e9be54545aa62838e709492e063ca6e.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2632
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:2136

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      3
      T1081

      Collection

      Data from Local System

      3
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\0e9be54545aa62838e709492e063ca6e.exe.log
        MD5

        2ce1b56364fa233e3c3b24c1094c08ef

        SHA1

        6bd332829aebe567d7b2cb1fd9a82dfe1791052f

        SHA256

        dcf175d01a6de724456eebafad26562a1c6c59bb61ed4a40675e80b7dbc5680e

        SHA512

        5abf87138689fdc6f8f79c130c3511c863bac1fb0acc60525bc660c532276e3e0037134a9653e0b4f9a77142236cc18144e90bb40ace7271d6eb57fcf438bfe9

      • memory/2136-8-0x0000000000000000-mapping.dmp
      • memory/2632-4-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

      • memory/2632-5-0x000000000044D24E-mapping.dmp