Analysis

  • max time kernel
    46s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 04:01

General

  • Target

    # Q76175GT.exe

  • Size

    617KB

  • MD5

    0f120198dfba55560b373310b984f680

  • SHA1

    a12623363d36f0f0f15158979844b8297a634f0d

  • SHA256

    1a95d98829e3ca5f9818da7ec49d304b39a3f5c19cf21d1c0fd516ef17572362

  • SHA512

    5edc41790852706a6a092ed9b459fda8e08692eb35f865dff71aae1978a43500e062d3888376ff091ea52c4f066dfe7bc24671f9e34e1992ef379e9e3c642a96

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alsayyadi.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sayyadi2017_2018

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\# Q76175GT.exe
    "C:\Users\Admin\AppData\Local\Temp\# Q76175GT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:2024
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2040

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1092-54-0x0000000075F61000-0x0000000075F63000-memory.dmp
      Filesize

      8KB

    • memory/1092-55-0x0000000074A80000-0x000000007502B000-memory.dmp
      Filesize

      5.7MB

    • memory/2040-56-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-57-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-60-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-59-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-61-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-62-0x00000000004367EE-mapping.dmp
    • memory/2040-64-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-66-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/2040-68-0x0000000074A80000-0x000000007502B000-memory.dmp
      Filesize

      5.7MB