Analysis

  • max time kernel
    98s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    21-07-2021 13:49

General

  • Target

    comprobante de pago.PDF.bat.exe

  • Size

    1.1MB

  • MD5

    8b606ce363521b23c5db44784d3999c4

  • SHA1

    ec7ad43128b11370fc53d93573c65b6e5b048fcd

  • SHA256

    a2cb7106a55573bd7292b3bda6280a141c91e0e0fdaf4253f4f8e18b7127823e

  • SHA512

    fac927b712ac43c2cfe9d6c46ae189a1b41e1b0f85081f4379056de8a7c218d193da9e07a6a51ee1d451be74f894092a627b1d50e2dbc5e73ba5340a45132694

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    serv-10708.handsonwebhosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    icui4cu2@@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe"
      2⤵
        PID:856
      • C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe
        "C:\Users\Admin\AppData\Local\Temp\comprobante de pago.PDF.bat.exe"
        2⤵
        • Drops file in Drivers directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:520

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/520-66-0x000000000043774E-mapping.dmp

    • memory/520-65-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/520-67-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/520-69-0x0000000000F60000-0x0000000000F61000-memory.dmp

      Filesize

      4KB

    • memory/1652-59-0x0000000001010000-0x0000000001011000-memory.dmp

      Filesize

      4KB

    • memory/1652-61-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

      Filesize

      4KB

    • memory/1652-62-0x00000000008F0000-0x000000000090B000-memory.dmp

      Filesize

      108KB

    • memory/1652-63-0x0000000005D00000-0x0000000005D82000-memory.dmp

      Filesize

      520KB

    • memory/1652-64-0x0000000000FC0000-0x0000000000FFD000-memory.dmp

      Filesize

      244KB