Analysis

  • max time kernel
    174s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:03

General

  • Target

    Ticari Hesap Özetiniz.exe

  • Size

    482KB

  • MD5

    306f84240ddd27fb57215e1f1aa44074

  • SHA1

    d511573ef3010970c7ca8e384b0d8c872319614b

  • SHA256

    f22c6493e79585174b56a26a406c8986d0a8d1526c4b3a5db984297979686ceb

  • SHA512

    07727fd9085db2fc271616a1f3cf323adc3d7d2be78bfc3ecfc548deee5078e7b6bbd64276e8343c2c48348f7b1fac13611dad6c7a5d06a620b6b3dce320ef74

Malware Config

Extracted

Credentials

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

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 1 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 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 behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
      "{path}"
      2⤵
        PID:3784
      • C:\Users\Admin\AppData\Local\Temp\Ticari Hesap Özetiniz.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3876

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3784-131-0x0000000000000000-mapping.dmp
    • memory/3876-132-0x0000000000000000-mapping.dmp
    • memory/3876-133-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

    • memory/3876-134-0x00000000746B0000-0x0000000074C61000-memory.dmp
      Filesize

      5.7MB

    • memory/4348-130-0x00000000746B0000-0x0000000074C61000-memory.dmp
      Filesize

      5.7MB