Overview

overview

10

Static

static

1

TS-240326-UF3.exe

windows7-x64

10

TS-240326-UF3.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    114s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2024 15:49

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General

  • Target

    TS-240326-UF3.exe

  • Size

    720KB

  • MD5

    7f1e590dfd6337e811e274d6b4867a15

  • SHA1

    581f34902e117fa50708059647beb36cffc1cd55

  • SHA256

    73e936cfd45d5e597b147a50a4472b94a4cf508ab47acec98b66b6a52ba31db3

  • SHA512

    337d7a5da08280398dcf419e47b4e510eb8bf08b2e3c6f6d5325a5b1e782835520e0cd58259c5b9745fb79a86e999267839394b541372982594157fe90650bdf

  • SSDEEP

    12288:PCl7+a5WQwDpB/Dq6reWTbfD0fvMjtODAokgY2pR9KPQRGO5n9WgauzkR:6l76BDpB7q+zfQfeExC2pR9KPQR/k

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.trisquarespl.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    YokTA(D3

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

    spywarestealer
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
    "C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4304
    • C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
      "C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
      2⤵
        PID:1644
      • C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
        "C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
        2⤵
          PID:4880
        • C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe
          "C:\Users\Admin\AppData\Local\Temp\TS-240326-UF3.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1344

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      4
      T1005

      Exfiltration

      Command and Control

      Impact

      Resource Development

      Reconnaissance

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1344-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

        Download
      • memory/1344-18-0x0000000005520000-0x0000000005530000-memory.dmp
        Filesize

        64KB

        Download
      • memory/1344-17-0x0000000074880000-0x0000000075030000-memory.dmp
        Filesize

        7.7MB

        Download
      • memory/1344-16-0x0000000006C90000-0x0000000006CE0000-memory.dmp
        Filesize

        320KB

        Download
      • memory/1344-15-0x00000000054A0000-0x0000000005506000-memory.dmp
        Filesize

        408KB

        Download
      • memory/1344-13-0x0000000005520000-0x0000000005530000-memory.dmp
        Filesize

        64KB

        Download
      • memory/1344-12-0x0000000074880000-0x0000000075030000-memory.dmp
        Filesize

        7.7MB

        Download
      • memory/4304-8-0x0000000006BA0000-0x0000000006C22000-memory.dmp
        Filesize

        520KB

        Download
      • memory/4304-0-0x0000000000750000-0x0000000000806000-memory.dmp
        Filesize

        728KB

        Download
      • memory/4304-9-0x0000000009200000-0x000000000929C000-memory.dmp
        Filesize

        624KB

        Download
      • memory/4304-7-0x0000000005490000-0x000000000549C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/4304-6-0x0000000005470000-0x0000000005482000-memory.dmp
        Filesize

        72KB

        Download
      • memory/4304-14-0x0000000074880000-0x0000000075030000-memory.dmp
        Filesize

        7.7MB

        Download
      • memory/4304-5-0x0000000005200000-0x000000000520A000-memory.dmp
        Filesize

        40KB

        Download
      • memory/4304-4-0x00000000054C0000-0x00000000054D0000-memory.dmp
        Filesize

        64KB

        Download
      • memory/4304-3-0x0000000005290000-0x0000000005322000-memory.dmp
        Filesize

        584KB

        Download
      • memory/4304-2-0x00000000057A0000-0x0000000005D44000-memory.dmp
        Filesize

        5.6MB

        Download
      • memory/4304-1-0x0000000074880000-0x0000000075030000-memory.dmp
        Filesize

        7.7MB

        Download