Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    26-03-2024 22:22

General

  • Target

    SecuriteInfo.com.Heur.2253.2163.exe

  • Size

    679KB

  • MD5

    b1422d1b2edbf5a25a17fd89554a34b0

  • SHA1

    79bd1dcad0fa6155fbca11c9a3500baaf46288af

  • SHA256

    d1f0868ae3889a44d3a0f4e0650c8c9f0806cbae37dd5d8966376463b6bcf505

  • SHA512

    2a83d96c2296f53883ce2a2f2004b9f9931adaae8a513782b62a9aebc623b4e4852d185a0fe15944e24c741c6eddf0c31f7366a2ce6360e28dac0193679369d1

  • SSDEEP

    12288:XXqLha5WlNOqfQOztCLLboHdZ6oTePvmkVZJ654R00aqPnfgfIPK1DO88t:nqHp4O+LMZ6oTeP/BccCqfr

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe"
      2⤵
        PID:2988
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.2253.2163.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/836-16-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-14-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-8-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/836-20-0x0000000074AE0000-0x00000000751CE000-memory.dmp

      Filesize

      6.9MB

    • memory/836-19-0x0000000004A80000-0x0000000004AC0000-memory.dmp

      Filesize

      256KB

    • memory/836-6-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-7-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-18-0x0000000074AE0000-0x00000000751CE000-memory.dmp

      Filesize

      6.9MB

    • memory/836-21-0x0000000004A80000-0x0000000004AC0000-memory.dmp

      Filesize

      256KB

    • memory/836-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/836-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1404-0-0x0000000000960000-0x0000000000A10000-memory.dmp

      Filesize

      704KB

    • memory/1404-1-0x0000000074AE0000-0x00000000751CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1404-17-0x0000000074AE0000-0x00000000751CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1404-2-0x00000000003D0000-0x0000000000410000-memory.dmp

      Filesize

      256KB

    • memory/1404-5-0x0000000000510000-0x0000000000592000-memory.dmp

      Filesize

      520KB

    • memory/1404-4-0x00000000003B0000-0x00000000003BC000-memory.dmp

      Filesize

      48KB

    • memory/1404-3-0x0000000000290000-0x00000000002A2000-memory.dmp

      Filesize

      72KB