Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19/03/2024, 04:24

General

  • Target
    SecuriteInfo.com.Win32.PWSX-gen.24231.18855.exe
  • Size 651KB
  • Sample240319-e1c63sab41
  • SHA256 904b3bd6dc96843fa949ece4b33ef83650d2f735f0caac028cd3384e864ef8de
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24231.18855.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24231.18855.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24231.18855.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24231.18855.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2872

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2756-18-0x0000000074E90000-0x000000007557E000-memory.dmp

        memory/2756-1-0x0000000074E90000-0x000000007557E000-memory.dmp

        memory/2756-2-0x0000000004A30000-0x0000000004A70000-memory.dmp

        memory/2756-3-0x0000000000210000-0x0000000000224000-memory.dmp

        memory/2756-4-0x00000000002D0000-0x00000000002D8000-memory.dmp

        memory/2756-5-0x00000000002E0000-0x00000000002EC000-memory.dmp

        memory/2756-6-0x0000000005020000-0x00000000050A2000-memory.dmp

        memory/2756-0-0x00000000002F0000-0x0000000000394000-memory.dmp

        memory/2872-10-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2872-13-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-8-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-9-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-15-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-17-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-7-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2872-20-0x0000000004C50000-0x0000000004C90000-memory.dmp

        memory/2872-19-0x0000000074E90000-0x000000007557E000-memory.dmp

        memory/2872-21-0x0000000074E90000-0x000000007557E000-memory.dmp

        memory/2872-22-0x0000000004C50000-0x0000000004C90000-memory.dmp