Overview

overview

10

Static

static

COMPROBA.BAT.exe

windows7_x64

10

COMPROBA.BAT.exe

windows10_x64

10

Analysis

  • max time kernel
    121s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    22-10-2021 20:05

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General

  • Target

    COMPROBA.BAT.exe

  • Size

    735KB

  • MD5

    82e1d03d8c42186ee9816ebbb7a71e78

  • SHA1

    a363c459629fca6487c6f2b8265ff2cbb016d628

  • SHA256

    5e1daf38670154cb7700b046673255609c6b7ff7e8c518e4186d86403d3ab713

  • SHA512

    5af977aabf13f1ee37dcbcdeab72b21e05300604557f937650ec48f1f6e104fdeede56f3ea7a52c30d7a60e8f31046c0ae6debaa5b2d173af8f1e1a7f88355fc

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.mudanzasdistintas.com.ar
  • Port:
    587
  • Username:
    droid@mudanzasdistintas.com.ar
  • Password:
    icui4cu2@@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • 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 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\COMPROBA.BAT.exe
    "C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2768
    • C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe
      "C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"
      2⤵
        PID:764
      • C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe
        "C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:504

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    2
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

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

      0c2899d7c6746f42d5bbe088c777f94c

      SHA1

      622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

      SHA256

      5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

      SHA512

      ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

      Download Submit
    • memory/504-124-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

      Download
    • memory/504-133-0x00000000060C0000-0x00000000060C1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/504-132-0x0000000006020000-0x0000000006021000-memory.dmp
      Filesize

      4KB

      Download
    • memory/504-131-0x00000000053C0000-0x00000000053C1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/504-125-0x0000000000436DCE-mapping.dmp
      Download
    • memory/2768-119-0x0000000007900000-0x0000000007901000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2768-123-0x00000000054A0000-0x00000000054F7000-memory.dmp
      Filesize

      348KB

      Download
    • memory/2768-122-0x0000000008510000-0x0000000008511000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2768-121-0x0000000007DA0000-0x0000000007DA7000-memory.dmp
      Filesize

      28KB

      Download
    • memory/2768-120-0x00000000078C0000-0x0000000007DBE000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/2768-115-0x0000000000B40000-0x0000000000B41000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2768-118-0x0000000007960000-0x0000000007961000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2768-117-0x0000000007DC0000-0x0000000007DC1000-memory.dmp
      Filesize

      4KB

      Download