Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 01:08

General

  • Target

    274013bc54c33bfd77473b8a92016b247b6832a1d26a9f412596cc9189775efe.exe

  • Size

    1.0MB

  • MD5

    0193a0a5847efd51f91bc7b2d4fe8a78

  • SHA1

    a328221484cc2d9d153d4bed7f1278b7d8bf37cf

  • SHA256

    274013bc54c33bfd77473b8a92016b247b6832a1d26a9f412596cc9189775efe

  • SHA512

    06a1467e49ed319f16aa8b0e7469c15d335305016fbc5ba81676625a5add7fe4f62ee563e26c7af7af099d3c4ff6206a8622fd39fc8344a99c144c00b43f6876

  • SSDEEP

    24576:dAHnh+eWsN3skA4RV1Hom2KXMmHazaV/F9MaT69H5:8h+ZkldoPK8YazA9MaC

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -GN,s*KH{VEhPmo)+f

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Looks up external IP address via web service 1 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\274013bc54c33bfd77473b8a92016b247b6832a1d26a9f412596cc9189775efe.exe
    "C:\Users\Admin\AppData\Local\Temp\274013bc54c33bfd77473b8a92016b247b6832a1d26a9f412596cc9189775efe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\274013bc54c33bfd77473b8a92016b247b6832a1d26a9f412596cc9189775efe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1948

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1948-11-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1948-12-0x00000000743C0000-0x0000000074B70000-memory.dmp

          Filesize

          7.7MB

        • memory/1948-13-0x0000000005BA0000-0x0000000006144000-memory.dmp

          Filesize

          5.6MB

        • memory/1948-14-0x00000000055E0000-0x00000000055F0000-memory.dmp

          Filesize

          64KB

        • memory/1948-15-0x0000000005570000-0x00000000055D6000-memory.dmp

          Filesize

          408KB

        • memory/1948-16-0x0000000006890000-0x00000000068E0000-memory.dmp

          Filesize

          320KB

        • memory/1948-17-0x0000000006980000-0x0000000006A12000-memory.dmp

          Filesize

          584KB

        • memory/1948-18-0x0000000006910000-0x000000000691A000-memory.dmp

          Filesize

          40KB

        • memory/1948-19-0x00000000743C0000-0x0000000074B70000-memory.dmp

          Filesize

          7.7MB

        • memory/1948-20-0x00000000055E0000-0x00000000055F0000-memory.dmp

          Filesize

          64KB

        • memory/5112-10-0x00000000011D0000-0x00000000011D4000-memory.dmp

          Filesize

          16KB