Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 20:24

General

  • Target

    Solicitud de cotizacion_pdf_________.exe

  • Size

    394KB

  • MD5

    5f3f19691d29c2c4156201bf69360ffc

  • SHA1

    feccb1a852a0f2afc530ddc7ce7f8a3b7d91202f

  • SHA256

    604a76b9285b05a4da8b3a7e75d7169b248c33dea66cc01b7d9819e0629dfbc0

  • SHA512

    84d0c99d399ae3ccd4b6658dc212115c82c7f03a26b16b3199b2599c7ca75d8ea8c3885f191421b39e5e96463041133f3220408678bc561e509ac3df1d1f1c9d

  • SSDEEP

    12288:tKMUHp7F5w7+HYRzQW8HuuxUiHyhq+DJ:PUD8+HtL5UiShq+N

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ofilsysterns.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @o^M)K*1

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe
    "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe
      "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3828
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4160 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3548

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Solicitud de cotizacion_pdf_________.exe.log
      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/3828-11-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/3828-20-0x00000000053B0000-0x00000000053C0000-memory.dmp
      Filesize

      64KB

    • memory/3828-19-0x0000000074CB0000-0x0000000075460000-memory.dmp
      Filesize

      7.7MB

    • memory/3828-18-0x0000000005940000-0x00000000059A6000-memory.dmp
      Filesize

      408KB

    • memory/3828-17-0x00000000053D0000-0x00000000053E8000-memory.dmp
      Filesize

      96KB

    • memory/3828-16-0x00000000053B0000-0x00000000053C0000-memory.dmp
      Filesize

      64KB

    • memory/3828-15-0x0000000074CB0000-0x0000000075460000-memory.dmp
      Filesize

      7.7MB

    • memory/4196-5-0x0000000003270000-0x000000000327A000-memory.dmp
      Filesize

      40KB

    • memory/4196-9-0x0000000008150000-0x00000000081EC000-memory.dmp
      Filesize

      624KB

    • memory/4196-10-0x00000000082A0000-0x0000000008300000-memory.dmp
      Filesize

      384KB

    • memory/4196-8-0x0000000005990000-0x00000000059A0000-memory.dmp
      Filesize

      64KB

    • memory/4196-7-0x0000000074CB0000-0x0000000075460000-memory.dmp
      Filesize

      7.7MB

    • memory/4196-14-0x0000000074CB0000-0x0000000075460000-memory.dmp
      Filesize

      7.7MB

    • memory/4196-6-0x0000000005960000-0x000000000596E000-memory.dmp
      Filesize

      56KB

    • memory/4196-0-0x0000000074CB0000-0x0000000075460000-memory.dmp
      Filesize

      7.7MB

    • memory/4196-4-0x0000000005990000-0x00000000059A0000-memory.dmp
      Filesize

      64KB

    • memory/4196-3-0x0000000005720000-0x00000000057B2000-memory.dmp
      Filesize

      584KB

    • memory/4196-2-0x0000000005CD0000-0x0000000006274000-memory.dmp
      Filesize

      5.6MB

    • memory/4196-1-0x0000000000C50000-0x0000000000CB8000-memory.dmp
      Filesize

      416KB