Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 05:56

General

  • Target

    PO N°202415-0004 LUZNAGRA-INDUSTRIA_pdf.exe

  • Size

    2.5MB

  • MD5

    8777abeae397cf3033273c614b777c2e

  • SHA1

    c90bdf41a1447986b7307ba256613e2e21c62a33

  • SHA256

    015ddffd4dc9f5e7f09d79f5d60d5ef42b9054f63522766fd5f2ecbb7196d667

  • SHA512

    3a89ba6b462f8648122d8b9b2fc9cb9be2d46614cfec0c3ab3193ae86f0a8aba561a88d63d0009167686bd44ac3ecaf1f0ad808fcee722d84995fdf2c5fe6fcf

  • SSDEEP

    24576:1qCdMP5SdezpyFNrhSCPuoX0k6O2BusxExVJhevLg31+mYGnKBF2JETXHOa5WL3n:1P6hSrcCPT0JvLg31+mYGnKDRTXs3S4

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 20 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⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
      2⤵
        PID:1256
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2172-1-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2172-5-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2172-3-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2172-6-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB

    • memory/2172-7-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB

    • memory/2172-8-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

      Filesize

      4KB

    • memory/2172-9-0x0000000074DC0000-0x00000000754AE000-memory.dmp

      Filesize

      6.9MB