Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 18:40

General

  • Target

    Facturas DHL Parcel 46_008128.exe

  • Size

    668KB

  • MD5

    3ddd42c9a2dd6198cc23bf376fbd9313

  • SHA1

    818cfb699b5b8df59b5c2ef4dbb1506941ec7d54

  • SHA256

    f6551f6c9a036c132e4faaa300361b024c79f2e0562ace17a042dc0793f1ee31

  • SHA512

    d58b4157de00574750bd798d7735f009a5f9bd5ffb34be634fd5497be00d3269d77bb07548b73150be085cdd45a527488a851b6b188cffb9916b95787bfbd122

  • SSDEEP

    12288:p3Iqtxqa5GtGfDy9bfMOttgNsQWNnVAAFqrW9jh38ltN1XGB5:NRqa5YGfDYoGtFnVAAFqUctNdc

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Facturas DHL Parcel 46_008128.exe
    "C:\Users\Admin\AppData\Local\Temp\Facturas DHL Parcel 46_008128.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Facturas DHL Parcel 46_008128.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1608
    • C:\Users\Admin\AppData\Local\Temp\Facturas DHL Parcel 46_008128.exe
      "C:\Users\Admin\AppData\Local\Temp\Facturas DHL Parcel 46_008128.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1652-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1652-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1652-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1660-4-0x00000000008B0000-0x00000000008CA000-memory.dmp

    Filesize

    104KB

  • memory/1660-6-0x00000000052A0000-0x0000000005322000-memory.dmp

    Filesize

    520KB

  • memory/1660-1-0x0000000001360000-0x000000000140C000-memory.dmp

    Filesize

    688KB

  • memory/1660-5-0x00000000006D0000-0x00000000006E0000-memory.dmp

    Filesize

    64KB

  • memory/1660-0-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

    Filesize

    4KB

  • memory/1660-3-0x0000000001260000-0x0000000001302000-memory.dmp

    Filesize

    648KB

  • memory/1660-2-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1660-18-0x0000000073FE0000-0x00000000746CE000-memory.dmp

    Filesize

    6.9MB