Analysis

  • max time kernel
    4s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2024, 20:16

General

  • Target

    rRecibodeenvoexe.exe

  • Size

    1.2MB

  • MD5

    fa4fb29d644b32739bc6a3e1537264da

  • SHA1

    f3812509497dabf75be081efc13b183eeef3c1a3

  • SHA256

    e7236fe777e772afa5fe027e6013318ae8724059ee3d05101771d4528e7fc5b6

  • SHA512

    7ac6c573658b311c5bf885a143036b62118af73e7cb13d5b908674c5cacce89ff61b56f862083aca1d5f7c9d5b2f38a8bcee80cb334b97411ee9c8b885aea1ef

  • SSDEEP

    24576:hqDEvCTbMWu7rQYlBQcBiT6rprG8awUh9H16gR7:hTvC/MTQYxsWR7atr

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.siscop.com.co
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    +5s48Ia2&-(t

Signatures

  • AgentTesla

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

  • 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 WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rRecibodeenvoexe.exe
    "C:\Users\Admin\AppData\Local\Temp\rRecibodeenvoexe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\rRecibodeenvoexe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:756

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/756-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/756-12-0x00000000747F0000-0x0000000074FA0000-memory.dmp

    Filesize

    7.7MB

  • memory/756-13-0x0000000005B60000-0x0000000006104000-memory.dmp

    Filesize

    5.6MB

  • memory/756-14-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

    Filesize

    64KB

  • memory/756-15-0x00000000055B0000-0x0000000005616000-memory.dmp

    Filesize

    408KB

  • memory/756-16-0x00000000068A0000-0x00000000068F0000-memory.dmp

    Filesize

    320KB

  • memory/756-17-0x0000000006990000-0x0000000006A22000-memory.dmp

    Filesize

    584KB

  • memory/756-18-0x0000000006920000-0x000000000692A000-memory.dmp

    Filesize

    40KB

  • memory/756-19-0x00000000747F0000-0x0000000074FA0000-memory.dmp

    Filesize

    7.7MB

  • memory/756-20-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

    Filesize

    64KB

  • memory/2236-10-0x0000000000B20000-0x0000000000B24000-memory.dmp

    Filesize

    16KB