Analysis

  • max time kernel
    107s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 08:45

General

  • Target
    n1KVzXM8Wk.exe
  • Size 39KB
  • Sample240223-kn2a2adh5x
  • SHA256 49022d920d3b36c58eba1f941352a936a71aaac99cdacf65a925e0dc655bd232
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Contacts a large (4509) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\n1KVzXM8Wk.exe
    "C:\Users\Admin\AppData\Local\Temp\n1KVzXM8Wk.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1816
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:5556

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1816-6-0x00007FF988DB0000-0x00007FF989871000-memory.dmp

        memory/1816-1-0x00007FF988DB0000-0x00007FF989871000-memory.dmp

        memory/1816-2-0x0000016E26010000-0x0000016E26020000-memory.dmp

        memory/1816-3-0x0000016E28E50000-0x0000016E28EE4000-memory.dmp

        memory/1816-0-0x0000016E0BAD0000-0x0000016E0BADE000-memory.dmp

        memory/5556-8-0x0000000074C90000-0x0000000075440000-memory.dmp

        memory/5556-4-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/5556-7-0x0000000005F10000-0x00000000064B4000-memory.dmp

        memory/5556-9-0x0000000005890000-0x00000000058A0000-memory.dmp

        memory/5556-10-0x00000000058A0000-0x0000000005906000-memory.dmp

        memory/5556-11-0x0000000006880000-0x00000000068D0000-memory.dmp

        memory/5556-12-0x0000000006970000-0x0000000006A02000-memory.dmp

        memory/5556-13-0x0000000006B20000-0x0000000006B2A000-memory.dmp

        memory/5556-14-0x0000000074C90000-0x0000000075440000-memory.dmp

        memory/5556-15-0x0000000005890000-0x00000000058A0000-memory.dmp