Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-04-2024 01:43

General

  • Target

    d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b.exe

  • Size

    699KB

  • MD5

    2a1173846e35c629fb7a06d3c075bf4c

  • SHA1

    1c69c6e36c60708e84d84ba64d7970bc76440f05

  • SHA256

    d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b

  • SHA512

    f471b9e3062625eb62c3306e644399ef4957571a35f0c14783a5c84db90940fd7dc254e66923855edfdeea0526444f519b5cabc038639abb59c4009ada01d1d2

  • SSDEEP

    12288:mNgLeFR6r0clv312Z3X3HAhhFmx41/DnQoMnCvR0Zk6Fj3Cb/jQvfhKh07PayCQM:qcJ312ZXwFw4pnQoim0ZkaCL6h7vVX2v

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 6 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 6 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b.exe
    "C:\Users\Admin\AppData\Local\Temp\d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b.exe
      "C:\Users\Admin\AppData\Local\Temp\d7c3896d1f9781722e74aa0bbc807a5511b44c278bb9003a169208a8c595076b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2156-0-0x0000000000BB0000-0x0000000000C62000-memory.dmp

    Filesize

    712KB

  • memory/2156-1-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/2156-2-0x0000000004B90000-0x0000000004BD0000-memory.dmp

    Filesize

    256KB

  • memory/2156-3-0x0000000000910000-0x0000000000930000-memory.dmp

    Filesize

    128KB

  • memory/2156-4-0x0000000000A30000-0x0000000000A44000-memory.dmp

    Filesize

    80KB

  • memory/2156-5-0x0000000000860000-0x00000000008E4000-memory.dmp

    Filesize

    528KB

  • memory/2156-20-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/2492-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2492-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2492-21-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/2492-22-0x0000000004A40000-0x0000000004A80000-memory.dmp

    Filesize

    256KB

  • memory/2492-23-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/2492-24-0x0000000004A40000-0x0000000004A80000-memory.dmp

    Filesize

    256KB