Analysis

  • max time kernel
    130s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08-07-2020 06:13

General

  • Target

    Ticari Hesap Özetiniz.exe

  • Size

    907KB

  • MD5

    774d71b16cc7e591813182ddf4c6ec18

  • SHA1

    6f97851983545323dd342ff3a8cbfb64818e0440

  • SHA256

    3b2dc5c62e2fc42ab93039b506a8566fbbfb5160b63d0c7c83c55f4957093b29

  • SHA512

    6951fd527cdaa252bbf931038099431aceafe43fd3216b699cdf370ebeb908f6278914179f1f473ccd787d39de564096008003f389785511ded132bda45dbb95

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.vinorema.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    tempranillo03

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 WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
    "C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

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Downloads

  • memory/1616-0-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

  • memory/1616-1-0x000000000044A8DE-mapping.dmp
  • memory/1616-2-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

  • memory/1616-3-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB