Analysis

  • max time kernel
    143s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/02/2024, 10:36

General

  • Target
    SP_4666803673_190377373883737_____.xls.exe
  • Size 1.2MB
  • Sample240205-mm81lafhap
  • SHA256 b3a84f2072487ae5125f9acd46f0ae0342dfda49344d103615411520eec25bdb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SP_4666803673_190377373883737_____.xls.exe
    "C:\Users\Admin\AppData\Local\Temp\SP_4666803673_190377373883737_____.xls.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\SP_4666803673_190377373883737_____.xls.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4948

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/1548-10-0x0000000002160000-0x0000000002164000-memory.dmp

        memory/4948-11-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/4948-13-0x0000000005CC0000-0x0000000006264000-memory.dmp

        memory/4948-12-0x0000000073ED0000-0x0000000074680000-memory.dmp

        memory/4948-14-0x0000000005870000-0x0000000005880000-memory.dmp

        memory/4948-15-0x00000000057E0000-0x0000000005846000-memory.dmp

        memory/4948-16-0x00000000066C0000-0x0000000006710000-memory.dmp

        memory/4948-17-0x00000000067B0000-0x0000000006842000-memory.dmp

        memory/4948-18-0x0000000006750000-0x000000000675A000-memory.dmp

        memory/4948-19-0x0000000073ED0000-0x0000000074680000-memory.dmp

        memory/4948-20-0x0000000005870000-0x0000000005880000-memory.dmp