Analysis

  • max time kernel
    15s
  • max time network
    80s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2025 01:05

General

  • Target

    COTIZACIÓN2025-003709.exe

  • Size

    547KB

  • MD5

    acb06788c73e433473a545fe83823023

  • SHA1

    4f5f29eea50f6c4b1ad966af8d0761857d3cdc95

  • SHA256

    e6ca722fb31f1c9f6db25e77b2661ffddc55d8a3a4ce2ef3be7f6c65523d7554

  • SHA512

    127f0302e2eac5d725337d22a520b35b92c821673b26f5be941eca165c41660bfefa542e0b50c5d1d582ba90d1c0c7774ee268b9f64e86df28b160a7d6ae659b

  • SSDEEP

    12288:XozGdX0M4ornOmZIzfMwHHQmRROXKWXUmd1Ph2TIoOCJRw63kLRgdbihJ:X4GHnhIzOaWXU0F4OiRPkN8cJ

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.solucionesmexico.mx
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    dGG^ZYIxX5!B

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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\COTIZACIÓN2025-003709.exe
    "C:\Users\Admin\AppData\Local\Temp\COTIZACIÓN2025-003709.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\COTIZACIÓN2025-003709.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1092-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1092-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1092-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1092-20-0x000000007472E000-0x000000007472F000-memory.dmp

    Filesize

    4KB

  • memory/1092-21-0x0000000074720000-0x0000000074E0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1092-22-0x000000007472E000-0x000000007472F000-memory.dmp

    Filesize

    4KB

  • memory/1092-23-0x0000000074720000-0x0000000074E0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-0-0x0000000000130000-0x000000000026E000-memory.dmp

    Filesize

    1.2MB

  • memory/2604-12-0x0000000000A20000-0x0000000000E20000-memory.dmp

    Filesize

    4.0MB

  • memory/2604-19-0x0000000000130000-0x000000000026E000-memory.dmp

    Filesize

    1.2MB