Overview

overview

10

Static

static

Remesas Aceptadas.exe

windows7_x64

10

Remesas Aceptadas.exe

windows10_x64

10

Analysis

  • max time kernel
    121s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    21-10-2021 09:12

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General

  • Target

    Remesas Aceptadas.exe

  • Size

    481KB

  • MD5

    a3ebdeb1cdb1799ec204e9f87ac051bf

  • SHA1

    8f51c5f8b4e4196bff4ebd07fb0416463ef2fd0d

  • SHA256

    49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c

  • SHA512

    80599a945d8fbffdc7094907401ef7407281930a0bde32c1e72124bfd5be87fd4fed96cab1b962752f0eac5ab4cab651cb7c1d1d441ef095340408cc94f28dcf

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.tccinfaes.com
  • Port:
    587
  • Username:
    margaridasantos@tccinfaes.com
  • Password:
    TccBps1427log

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe
    "C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3716
    • C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe
      "C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe"
      2⤵
        PID:4564
      • C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe
        "C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe"
        2⤵
          PID:4596
        • C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe
          "C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe"
          2⤵
            PID:4496
          • C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe
            "C:\Users\Admin\AppData\Local\Temp\Remesas Aceptadas.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:4504

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Privilege Escalation

        Defense Evasion

        Credential Access

        Credentials in Files

        3
        T1081

        Discovery

        Lateral Movement

        Collection

        Data from Local System

        3
        T1005

        Email Collection

        1
        T1114

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Remesas Aceptadas.exe.log
          MD5

          0c2899d7c6746f42d5bbe088c777f94c

          SHA1

          622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

          SHA256

          5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

          SHA512

          ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

          Download Submit
        • memory/3716-122-0x0000000005CC0000-0x0000000005CC1000-memory.dmp
          Filesize

          4KB

          Download
        • memory/3716-118-0x0000000004F20000-0x0000000004F21000-memory.dmp
          Filesize

          4KB

          Download
        • memory/3716-119-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
          Filesize

          4KB

          Download
        • memory/3716-120-0x0000000004F20000-0x000000000541E000-memory.dmp
          Filesize

          5.0MB

          Download
        • memory/3716-121-0x0000000005210000-0x0000000005217000-memory.dmp
          Filesize

          28KB

          Download
        • memory/3716-115-0x0000000000630000-0x0000000000631000-memory.dmp
          Filesize

          4KB

          Download
        • memory/3716-123-0x0000000005D60000-0x0000000005DB8000-memory.dmp
          Filesize

          352KB

          Download
        • memory/3716-117-0x0000000005420000-0x0000000005421000-memory.dmp
          Filesize

          4KB

          Download
        • memory/4504-124-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

          Download
        • memory/4504-125-0x000000000043763E-mapping.dmp
          Download
        • memory/4504-131-0x0000000005590000-0x0000000005A8E000-memory.dmp
          Filesize

          5.0MB

          Download
        • memory/4504-132-0x00000000059F0000-0x00000000059F1000-memory.dmp
          Filesize

          4KB

          Download
        • memory/4504-133-0x0000000006280000-0x0000000006281000-memory.dmp
          Filesize

          4KB

          Download