Analysis

  • max time kernel
    179s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2024, 18:27

General

  • Target
    ecb51ddb13b350add20331e625da5845.exe
  • Size 1.6MB
  • Sample240109-w354bagfe4
  • SHA256 5222cf7574c35fad6614ea04447309234c9c0ad95f372b2e0a69bc56f0110c67
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    us2.smtp.mailhostbox.com

  • Port

    587

  • Password

    SkoipkqHg0

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe
    "C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe
      "C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3012

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ecb51ddb13b350add20331e625da5845.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ecb51ddb13b350add20331e625da5845.exe.log
        • Size 1KB
        • SHA256 c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
        • MD5 SHA1 SHA512

        memory/3012-13-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3012-22-0x0000000002D20000-0x0000000002D30000-memory.dmp

        memory/3012-21-0x0000000075010000-0x00000000757C0000-memory.dmp

        memory/3012-20-0x0000000006080000-0x00000000060E6000-memory.dmp

        memory/3012-19-0x0000000005330000-0x0000000005348000-memory.dmp

        memory/3012-16-0x0000000075010000-0x00000000757C0000-memory.dmp

        memory/3012-18-0x0000000002D20000-0x0000000002D30000-memory.dmp

        memory/4996-10-0x0000000005AA0000-0x0000000005AD6000-memory.dmp

        memory/4996-17-0x0000000075010000-0x00000000757C0000-memory.dmp

        memory/4996-0-0x00000000008E0000-0x0000000000A82000-memory.dmp

        memory/4996-11-0x0000000001390000-0x0000000001414000-memory.dmp

        memory/4996-12-0x0000000005A60000-0x0000000005A9C000-memory.dmp

        memory/4996-8-0x0000000075010000-0x00000000757C0000-memory.dmp

        memory/4996-7-0x0000000005750000-0x00000000057A6000-memory.dmp

        memory/4996-9-0x00000000057E0000-0x00000000057F0000-memory.dmp

        memory/4996-6-0x0000000005520000-0x000000000552A000-memory.dmp

        memory/4996-5-0x00000000057E0000-0x00000000057F0000-memory.dmp

        memory/4996-4-0x00000000055C0000-0x0000000005652000-memory.dmp

        memory/4996-3-0x0000000005AD0000-0x0000000006074000-memory.dmp

        memory/4996-2-0x0000000005450000-0x00000000054EC000-memory.dmp

        memory/4996-1-0x0000000075010000-0x00000000757C0000-memory.dmp