Analysis

  • max time kernel
    90s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 09:54

General

  • Target

    34433453-WONDN5-FTBO-9766464.exe

  • Size

    776KB

  • MD5

    7cecd11b35bf3d543e5430d11faa8bde

  • SHA1

    267eeb1e36466bc3a5dbe6c699495543567077cc

  • SHA256

    2f94a22459281f588230523a1ec32e45ef392d1e202a3e70f0606f66a44ea982

  • SHA512

    711547f380283937192536906f9e2184655e9463a2bd33a577ffcefcbc1e66080f4fc47812dcfb66596a9a03962ba09a68ab0439e38657f48cb4b8f49062e8e6

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ionos.es
  • Port:
    587
  • Username:
    info@casagrandearizon.com
  • Password:
    08140480968Ju@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34433453-WONDN5-FTBO-9766464.exe
    "C:\Users\Admin\AppData\Local\Temp\34433453-WONDN5-FTBO-9766464.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\34433453-WONDN5-FTBO-9766464.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:240

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

  • memory/240-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/240-3-0x0000000000446ABE-mapping.dmp
  • memory/240-4-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/240-5-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1108-1-0x0000000000000000-0x0000000000000000-disk.dmp