Resubmissions

18/05/2024, 14:17

240518-rl4fyafe56 10

18/05/2024, 13:46

240518-q22rlsec5y 10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 13:46

General

  • Target

    PO N°202415-0004 LUZNAGRA-INDUSTRIA_pdf.exe

  • Size

    2.8MB

  • MD5

    b3fbe1df64a3b21ff35bbfb01ef4561e

  • SHA1

    ca5e6f05a85f66351f026780ad3573d5091252d3

  • SHA256

    ad80cfe6158ea0c7864c42bcef96848c395f12094c6eecdc15f32ae0cf0a82af

  • SHA512

    849d1e2f0098b92f2d418603f15300219fde31bf760c1d04b3f3efb4684eb8d9e9c1938dd4dfc74eb1ef6a87027c7540778d95580c56fc68904204605cd8cbf4

  • SSDEEP

    49152:V5fMuz4nO1XaaAx5pHQ+O1SFZQkyH68+3:nBE7ZQkCH+3

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO N°202415-0004 LUZNAGRA-INDUSTRIA_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PO N°202415-0004 LUZNAGRA-INDUSTRIA_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3220

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3220-0-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/3220-1-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

          Filesize

          4KB

        • memory/3220-2-0x0000000005F70000-0x0000000006514000-memory.dmp

          Filesize

          5.6MB

        • memory/3220-3-0x00000000059C0000-0x0000000005A26000-memory.dmp

          Filesize

          408KB

        • memory/3220-4-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB

        • memory/3220-5-0x0000000006C70000-0x0000000006CC0000-memory.dmp

          Filesize

          320KB

        • memory/3220-6-0x0000000006D60000-0x0000000006DF2000-memory.dmp

          Filesize

          584KB

        • memory/3220-7-0x0000000006CE0000-0x0000000006CEA000-memory.dmp

          Filesize

          40KB

        • memory/3220-8-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

          Filesize

          4KB

        • memory/3220-9-0x0000000074D70000-0x0000000075520000-memory.dmp

          Filesize

          7.7MB