Analysis

  • max time kernel
    85s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09-07-2020 18:26

General

  • Target

    ENQ 21019932.exe

  • Size

    555KB

  • MD5

    d0e200db0aca6a1e1e380b5bccdfccba

  • SHA1

    6148e8e13ae3cabf19546ec9085416ccbaccad6b

  • SHA256

    7046b7932a10c62dfd330862369d68e1b235b27122187d55d619a4cf881bf2a7

  • SHA512

    eabd77d01f13582e3d6d506be25999102d1aebddff4614aa6ca5844a175489a8c9e31977d5169838476fa980ed2dec71416a2472527ac07053b6f71adefd9f99

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    amblessed22

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ENQ 21019932.exe
    "C:\Users\Admin\AppData\Local\Temp\ENQ 21019932.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Users\Admin\AppData\Local\Temp\ENQ 21019932.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1624

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1624-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1624-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1624-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB