Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2023, 17:52

General

  • Target
    Purchase Order #2602360.exe
  • Size 619KB
  • Sample230511-wfp4ksgh74
  • SHA256 c33d4a210d1270bc9a6135df8b6fc957b18511ff91d27e657ddf685cb2fa3408
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5995325649:AAF8FPfLIOq-sJZTLJ5YMiZs_1YNkLbVv0o/

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order #2602360.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order #2602360.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3524
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order #2602360.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order #2602360.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1344

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1344-140-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/1344-146-0x0000000005810000-0x0000000005820000-memory.dmp

        memory/1344-145-0x0000000006D30000-0x0000000006EF2000-memory.dmp

        memory/1344-144-0x0000000006B10000-0x0000000006B60000-memory.dmp

        memory/1344-143-0x0000000005810000-0x0000000005820000-memory.dmp

        memory/1344-142-0x0000000005740000-0x00000000057A6000-memory.dmp

        memory/3524-136-0x0000000004C20000-0x0000000004C2A000-memory.dmp

        memory/3524-139-0x00000000067A0000-0x000000000683C000-memory.dmp

        memory/3524-138-0x0000000004C50000-0x0000000004C60000-memory.dmp

        memory/3524-137-0x0000000004C50000-0x0000000004C60000-memory.dmp

        memory/3524-133-0x0000000000180000-0x0000000000222000-memory.dmp

        memory/3524-135-0x0000000004A90000-0x0000000004B22000-memory.dmp

        memory/3524-134-0x0000000005040000-0x00000000055E4000-memory.dmp