Analysis

  • max time kernel
    93s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 01:09

General

  • Target

    Qt5Core.dll

  • Size

    3.9MB

  • MD5

    feda5a62cb17c00b53a20c7f4c8a8730

  • SHA1

    f33b18687201fc234561ccdc3e1b9749a82ca5db

  • SHA256

    f2f8e1df1c6e7afc972f344b660178bf55f08b8382bae4fb50e6a648ffa7b92f

  • SHA512

    5fa525d6b94f3d8e36c02bd1f1653ba5fad7f2da0be1651c06cbd67b44547b79a06bcfa11db7c05dc45ae629fe8e45b5551d3f107c12834feb1c50acc2536e93

  • SSDEEP

    49152:erq55XRUTyV/Pf3n8p+lUw5lxrVE53P1cz+5YlDm4uxqf:aToX1VEd64xqf

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.transotraval.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    vIZ2P]dt&a!d

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Qt5Core.dll,#1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/708-0-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/708-1-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

    Filesize

    4KB

  • memory/708-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

    Filesize

    5.6MB

  • memory/708-3-0x00000000058B0000-0x0000000005916000-memory.dmp

    Filesize

    408KB

  • memory/708-4-0x0000000074B20000-0x00000000752D0000-memory.dmp

    Filesize

    7.7MB

  • memory/708-5-0x0000000006B90000-0x0000000006BE0000-memory.dmp

    Filesize

    320KB

  • memory/708-6-0x0000000006C80000-0x0000000006D12000-memory.dmp

    Filesize

    584KB

  • memory/708-7-0x0000000006C10000-0x0000000006C1A000-memory.dmp

    Filesize

    40KB

  • memory/708-8-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

    Filesize

    4KB

  • memory/708-9-0x0000000074B20000-0x00000000752D0000-memory.dmp

    Filesize

    7.7MB